| <!DOCTYPE html> |
| |
| |
| |
| <html lang="en"> |
| <head> |
| <!-- Global site tag (gtag.js) - Google Analytics --> |
| <script async src="https://www.googletagmanager.com/gtag/js?id=UA-61232409-1"></script> |
| <script> |
| window.dataLayer = window.dataLayer || []; |
| function gtag(){dataLayer.push(arguments);} |
| gtag('js', new Date()); |
| |
| gtag('config', 'UA-61232409-1'); |
| </script> |
| |
| |
| |
| <meta charset="UTF-8"> |
| <meta name="ignite-version" content="2.9.0" /> |
| <title>Key-Value Queries | Ignite Documentation</title> |
| |
| <link rel="canonical" href="/docs/latest/binary-client-protocol/key-value-queries" /> |
| |
| |
| <link rel="stylesheet" href="/assets/css/styles.css?1600377058"> |
| <link rel="stylesheet" href="/assets/css/asciidoc-pygments.css"> |
| <link rel="shortcut icon" href="/favicon.ico"> |
| <meta name='viewport' content='width=device-width, height=device-height, initial-scale=1.0, minimum-scale=1.0'> |
| |
| <script type="text/javascript" src="/assets/js/anchor.min.js?1600377058"></script> |
| |
| <link rel="stylesheet" href="https://cdn.jsdelivr.net/npm/docsearch.js@2/dist/cdn/docsearch.min.css" /> |
| |
| |
| </head> |
| <body> |
| <header> |
| <!--#include virtual="/includes/promotion_banner.html" --> |
| <div class="container"> |
| <button type='button' class='menu' title='Docs menu'> |
| <img src="/assets/images/menu-icon.svg"/> |
| </button> |
| <div class='home'> |
| <a href="/" class='home' title='Apache Ignite home'> |
| <img src="/assets/images/apache_ignite_logo.svg" alt="Apache Ignite logo" width="103" > |
| </a> |
| </div> |
| |
| <nav> |
| |
| </nav> |
| |
| <select id="version-selector"> |
| <option value="2.9.0">2.9.0</option> |
| </select> |
| |
| <a href="https://github.com/apache/ignite" title='GitHub' class='github' target="_blank"> |
| <img src="/assets/images/github-gray.svg" alt="GitHub logo"> |
| </a> |
| |
| <form class='search'> |
| <button class="search-close" type='button'><img src='/assets/images/cancel.svg'></button> |
| <input type="search" placeholder="Search…" id="search-input"> |
| </form> |
| <button type='button' class='search-toggle'><img src='/assets/images/search.svg'></button> |
| <button type='button' class='top-nav-toggle'>⋮</button> |
| |
| |
| |
| </div> |
| </header> |
| |
| |
| <link rel="stylesheet" href="/assets/css/docs.css"> |
| <section class='page-docs'> |
| |
| |
| |
| |
| <nav class='left-nav' data-swiftype-index='false'> |
| |
| |
| <li> |
| |
| |
| <a href="/docs/latest/preface" class='' >Preface</a> |
| |
| </li> |
| |
| <li> |
| |
| |
| |
| |
| |
| |
| <button type='button' data-guide-url="" class='group-toggle collapsed '>Quick Start Guides<img class="state-indicator" src="/assets/images/left-nav-arrow.svg"></button> |
| <nav class='nav-group collapsed'> |
| |
| |
| |
| |
| |
| |
| <li> |
| |
| <a href="/docs/latest/quick-start/java" |
| |
| class='' |
| >Java</a> |
| |
| </li> |
| |
| |
| |
| |
| |
| <li> |
| |
| <a href="/docs/latest/quick-start/dotnet" |
| |
| class='' |
| >.NET/C#</a> |
| |
| </li> |
| |
| |
| |
| |
| |
| <li> |
| |
| <a href="/docs/latest/quick-start/cpp" |
| |
| class='' |
| >C++</a> |
| |
| </li> |
| |
| |
| |
| |
| |
| <li> |
| |
| <a href="/docs/latest/quick-start/python" |
| |
| class='' |
| >Python</a> |
| |
| </li> |
| |
| |
| |
| |
| |
| <li> |
| |
| <a href="/docs/latest/quick-start/nodejs" |
| |
| class='' |
| >Node.JS</a> |
| |
| </li> |
| |
| |
| |
| |
| |
| <li> |
| |
| <a href="/docs/latest/quick-start/sql" |
| |
| class='' |
| >SQL</a> |
| |
| </li> |
| |
| |
| |
| |
| |
| <li> |
| |
| <a href="/docs/latest/quick-start/php" |
| |
| class='' |
| >PHP</a> |
| |
| </li> |
| |
| |
| |
| |
| |
| <li> |
| |
| <a href="/docs/latest/quick-start/restapi" |
| |
| class='' |
| >REST API</a> |
| |
| </li> |
| |
| |
| |
| </nav> |
| |
| </li> |
| |
| <li> |
| |
| |
| |
| |
| |
| |
| <button type='button' data-guide-url="/installation" class='group-toggle collapsed '>Installation<img class="state-indicator" src="/assets/images/left-nav-arrow.svg"></button> |
| <nav class='nav-group collapsed'> |
| |
| |
| |
| |
| |
| |
| <li> |
| |
| <a href="/docs/latest/installation/installing-using-zip" |
| |
| class='' |
| >Installing Using ZIP Archive</a> |
| |
| </li> |
| |
| |
| |
| |
| |
| <li> |
| |
| <a href="/docs/latest/installation/installing-using-docker" |
| |
| class='' |
| >Installing Using Docker</a> |
| |
| </li> |
| |
| |
| |
| |
| |
| <li> |
| |
| <a href="/docs/latest/installation/deb-rpm" |
| |
| class='' |
| >Installing DEB or RPM package</a> |
| |
| </li> |
| |
| |
| |
| |
| |
| <li> |
| |
| |
| |
| <button |
| type='button' |
| class='collapsed '>Kubernetes<img class="state-indicator" src="/assets/images/left-nav-arrow.svg"></button> |
| <nav class="sub_pages collapsed"> |
| |
| |
| |
| |
| <li><a href="/docs/latest//installation/kubernetes/amazon-eks-deployment" class=''>Amazon EKS</a></li> |
| |
| |
| |
| <li><a href="/docs/latest//installation/kubernetes/azure-deployment" class=''>Azure Kubernetes Service</a></li> |
| |
| |
| |
| <li><a href="/docs/latest//installation/kubernetes/gke-deployment" class=''>Google Kubernetes Engine</a></li> |
| |
| </nav> |
| |
| </li> |
| |
| |
| |
| </nav> |
| |
| </li> |
| |
| <li> |
| |
| |
| |
| |
| |
| |
| <button type='button' data-guide-url="" class='group-toggle collapsed '>Setting Up<img class="state-indicator" src="/assets/images/left-nav-arrow.svg"></button> |
| <nav class='nav-group collapsed'> |
| |
| |
| |
| |
| |
| |
| <li> |
| |
| <a href="/docs/latest/setup" |
| |
| class='' |
| >Setting Up Ignite for Java</a> |
| |
| </li> |
| |
| |
| |
| |
| |
| <li> |
| |
| <a href="/docs/latest/setup-dotnet" |
| |
| class='' |
| >Setting Up Ignite for .NET/C#</a> |
| |
| </li> |
| |
| |
| |
| </nav> |
| |
| </li> |
| |
| <li> |
| |
| |
| <a href="/docs/latest/understanding-configuration" class='' >Understanding Configuration</a> |
| |
| </li> |
| |
| <li> |
| |
| |
| <a href="/docs/latest/logging" class='' >Configuring Logging</a> |
| |
| </li> |
| |
| <li> |
| |
| |
| <a href="/docs/latest/starting-nodes" class='' >Starting and Stopping Nodes</a> |
| |
| </li> |
| |
| <li> |
| |
| |
| |
| |
| |
| |
| <button type='button' data-guide-url="" class='group-toggle collapsed '>Clustering<img class="state-indicator" src="/assets/images/left-nav-arrow.svg"></button> |
| <nav class='nav-group collapsed'> |
| |
| |
| |
| |
| |
| |
| <li> |
| |
| <a href="/docs/latest/clustering/clustering" |
| |
| class='' |
| >Overview</a> |
| |
| </li> |
| |
| |
| |
| |
| |
| <li> |
| |
| <a href="/docs/latest/clustering/tcp-ip-discovery" |
| |
| class='' |
| >TCP/IP Discovery</a> |
| |
| </li> |
| |
| |
| |
| |
| |
| <li> |
| |
| <a href="/docs/latest/clustering/zookeeper-discovery" |
| |
| class='' |
| >ZooKeeper Discovery</a> |
| |
| </li> |
| |
| |
| |
| |
| |
| <li> |
| |
| <a href="/docs/latest/clustering/discovery-in-the-cloud" |
| |
| class='' |
| >Discovery in the Cloud</a> |
| |
| </li> |
| |
| |
| |
| |
| |
| <li> |
| |
| <a href="/docs/latest/clustering/network-configuration" |
| |
| class='' |
| >Network Configuration</a> |
| |
| </li> |
| |
| |
| |
| |
| |
| <li> |
| |
| <a href="/docs/latest/clustering/connect-client-nodes" |
| |
| class='' |
| >Connecting Client Nodes</a> |
| |
| </li> |
| |
| |
| |
| |
| |
| <li> |
| |
| <a href="/docs/latest/clustering/running-client-nodes-behind-nat" |
| |
| class='' |
| >Running Client Nodes Behind NAT</a> |
| |
| </li> |
| |
| |
| |
| </nav> |
| |
| </li> |
| |
| <li> |
| |
| |
| |
| |
| |
| |
| <button type='button' data-guide-url="" class='group-toggle collapsed '>Data Modeling<img class="state-indicator" src="/assets/images/left-nav-arrow.svg"></button> |
| <nav class='nav-group collapsed'> |
| |
| |
| |
| |
| |
| |
| <li> |
| |
| <a href="/docs/latest/data-modeling/data-modeling" |
| |
| class='' |
| >Introduction</a> |
| |
| </li> |
| |
| |
| |
| |
| |
| <li> |
| |
| <a href="/docs/latest/data-modeling/data-partitioning" |
| |
| class='' |
| >Data Partitioning</a> |
| |
| </li> |
| |
| |
| |
| |
| |
| <li> |
| |
| <a href="/docs/latest/data-modeling/affinity-collocation" |
| |
| class='' |
| >Affinity Colocation</a> |
| |
| </li> |
| |
| |
| |
| </nav> |
| |
| </li> |
| |
| <li> |
| |
| |
| |
| |
| |
| |
| <button type='button' data-guide-url="" class='group-toggle collapsed '>Configuring Memory<img class="state-indicator" src="/assets/images/left-nav-arrow.svg"></button> |
| <nav class='nav-group collapsed'> |
| |
| |
| |
| |
| |
| |
| <li> |
| |
| <a href="/docs/latest/memory-architecture" |
| |
| class='' |
| >Memory Architecture</a> |
| |
| </li> |
| |
| |
| |
| |
| |
| <li> |
| |
| <a href="/docs/latest/memory-configuration/data-regions" |
| |
| class='' |
| >Configuring Data Regions</a> |
| |
| </li> |
| |
| |
| |
| |
| |
| <li> |
| |
| <a href="/docs/latest/memory-configuration/eviction-policies" |
| |
| class='' |
| >Eviction Policies</a> |
| |
| </li> |
| |
| |
| |
| </nav> |
| |
| </li> |
| |
| <li> |
| |
| |
| |
| |
| |
| |
| <button type='button' data-guide-url="" class='group-toggle collapsed '>Configuring Caches<img class="state-indicator" src="/assets/images/left-nav-arrow.svg"></button> |
| <nav class='nav-group collapsed'> |
| |
| |
| |
| |
| |
| |
| <li> |
| |
| <a href="/docs/latest/configuring-caches/configuration-overview" |
| |
| class='' |
| >Cache Configuration</a> |
| |
| </li> |
| |
| |
| |
| |
| |
| <li> |
| |
| <a href="/docs/latest/configuring-caches/configuring-backups" |
| |
| class='' |
| >Configuring Partition Backups</a> |
| |
| </li> |
| |
| |
| |
| |
| |
| <li> |
| |
| <a href="/docs/latest/configuring-caches/atomicity-modes" |
| |
| class='' |
| >Atomicity Modes</a> |
| |
| </li> |
| |
| |
| |
| |
| |
| <li> |
| |
| <a href="/docs/latest/configuring-caches/expiry-policies" |
| |
| class='' |
| >Expiry Policy</a> |
| |
| </li> |
| |
| |
| |
| |
| |
| <li> |
| |
| <a href="/docs/latest/configuring-caches/on-heap-caching" |
| |
| class='' |
| >On-Heap Caching</a> |
| |
| </li> |
| |
| |
| |
| |
| |
| <li> |
| |
| <a href="/docs/latest/configuring-caches/cache-groups" |
| |
| class='' |
| >Cache Groups</a> |
| |
| </li> |
| |
| |
| |
| </nav> |
| |
| </li> |
| |
| <li> |
| |
| |
| |
| |
| |
| |
| <button type='button' data-guide-url="" class='group-toggle collapsed '>Persistence<img class="state-indicator" src="/assets/images/left-nav-arrow.svg"></button> |
| <nav class='nav-group collapsed'> |
| |
| |
| |
| |
| |
| |
| <li> |
| |
| <a href="/docs/latest/persistence/native-persistence" |
| |
| class='' |
| >Ignite Persistence</a> |
| |
| </li> |
| |
| |
| |
| |
| |
| <li> |
| |
| <a href="/docs/latest/persistence/external-storage" |
| |
| class='' |
| >External Storage</a> |
| |
| </li> |
| |
| |
| |
| |
| |
| <li> |
| |
| <a href="/docs/latest/persistence/swap" |
| |
| class='' |
| >Swapping</a> |
| |
| </li> |
| |
| |
| |
| |
| |
| <li> |
| |
| <a href="/docs/latest/persistence/custom-cache-store" |
| |
| class='' |
| >Implementing Custom Cache Store</a> |
| |
| </li> |
| |
| |
| |
| |
| |
| <li> |
| |
| <a href="/docs/latest/persistence/snapshots" |
| |
| class='' |
| >Cluster Snapshots</a> |
| |
| </li> |
| |
| |
| |
| |
| |
| <li> |
| |
| <a href="/docs/latest/persistence/disk-compression" |
| |
| class='' |
| >Disk Compression</a> |
| |
| </li> |
| |
| |
| |
| |
| |
| <li> |
| |
| <a href="/docs/latest/persistence/persistence-tuning" |
| |
| class='' |
| >Tuning Persistence</a> |
| |
| </li> |
| |
| |
| |
| </nav> |
| |
| </li> |
| |
| <li> |
| |
| |
| <a href="/docs/latest/baseline-topology" class='' >Baseline Topology</a> |
| |
| </li> |
| |
| <li> |
| |
| |
| <a href="/docs/latest/cluster-states" class='' >Cluster States</a> |
| |
| </li> |
| |
| <li> |
| |
| |
| <a href="/docs/latest/data-rebalancing" class='' >Data Rebalancing</a> |
| |
| </li> |
| |
| <li> |
| |
| |
| <a href="/docs/latest/partition-loss-policy" class='' >Partition Loss Policy</a> |
| |
| </li> |
| |
| <li> |
| |
| |
| <a href="/docs/latest/deploying-user-code" class='' >Deploying User Code</a> |
| |
| </li> |
| |
| <li> |
| |
| |
| <a href="/docs/latest/peer-class-loading" class='' >Peer Class Loading</a> |
| |
| </li> |
| |
| <li> |
| |
| |
| <a href="/docs/latest/data-streaming" class='' >Data Streaming</a> |
| |
| </li> |
| |
| <li> |
| |
| |
| |
| |
| |
| |
| <button type='button' data-guide-url="" class='group-toggle collapsed '>Using Key-Value Cache API<img class="state-indicator" src="/assets/images/left-nav-arrow.svg"></button> |
| <nav class='nav-group collapsed'> |
| |
| |
| |
| |
| |
| |
| <li> |
| |
| <a href="/docs/latest/key-value-api/basic-cache-operations" |
| |
| class='' |
| >Basic Cache Operations</a> |
| |
| </li> |
| |
| |
| |
| |
| |
| <li> |
| |
| <a href="/docs/latest/key-value-api/binary-objects" |
| |
| class='' |
| >Working with Binary Objects</a> |
| |
| </li> |
| |
| |
| |
| |
| |
| <li> |
| |
| <a href="/docs/latest/key-value-api/using-scan-queries" |
| |
| class='' |
| >Using Scan Queries</a> |
| |
| </li> |
| |
| |
| |
| |
| |
| <li> |
| |
| <a href="/docs/latest/read-repair" |
| |
| class='' |
| >Read Repair</a> |
| |
| </li> |
| |
| |
| |
| </nav> |
| |
| </li> |
| |
| <li> |
| |
| |
| <a href="/docs/latest/key-value-api/continuous-queries" class='' >Using Continuous Queries</a> |
| |
| </li> |
| |
| <li> |
| |
| |
| <a href="/docs/latest/key-value-api/transactions" class='' >Performing Transactions</a> |
| |
| </li> |
| |
| <li> |
| |
| |
| |
| |
| |
| |
| <button type='button' data-guide-url="" class='group-toggle collapsed '>Working with SQL<img class="state-indicator" src="/assets/images/left-nav-arrow.svg"></button> |
| <nav class='nav-group collapsed'> |
| |
| |
| |
| |
| |
| |
| <li> |
| |
| <a href="/docs/latest/SQL/sql-introduction" |
| |
| class='' |
| >Introduction</a> |
| |
| </li> |
| |
| |
| |
| |
| |
| <li> |
| |
| <a href="/docs/latest/SQL/schemas" |
| |
| class='' |
| >Understanding Schemas</a> |
| |
| </li> |
| |
| |
| |
| |
| |
| <li> |
| |
| <a href="/docs/latest/SQL/indexes" |
| |
| class='' |
| >Defining Indexes</a> |
| |
| </li> |
| |
| |
| |
| |
| |
| <li> |
| |
| <a href="/docs/latest/SQL/sql-api" |
| |
| class='' |
| >Using SQL API</a> |
| |
| </li> |
| |
| |
| |
| |
| |
| <li> |
| |
| <a href="/docs/latest/SQL/distributed-joins" |
| |
| class='' |
| >Distributed Joins</a> |
| |
| </li> |
| |
| |
| |
| |
| |
| <li> |
| |
| <a href="/docs/latest/SQL/sql-transactions" |
| |
| class='' |
| >SQL Transactions</a> |
| |
| </li> |
| |
| |
| |
| |
| |
| <li> |
| |
| <a href="/docs/latest/SQL/custom-sql-func" |
| |
| class='' |
| >Custom SQL Functions</a> |
| |
| </li> |
| |
| |
| |
| |
| |
| <li> |
| |
| <a href="/docs/latest/SQL/JDBC/jdbc-driver" |
| |
| class='' |
| >JDBC Driver</a> |
| |
| </li> |
| |
| |
| |
| |
| |
| <li> |
| |
| <a href="/docs/latest/SQL/JDBC/jdbc-client-driver" |
| |
| class='' |
| >JDBC Client Driver</a> |
| |
| </li> |
| |
| |
| |
| |
| |
| <li> |
| |
| <a href="/docs/latest/transactions/mvcc" |
| |
| class='' |
| >Multiversion Concurrency Control</a> |
| |
| </li> |
| |
| |
| |
| </nav> |
| |
| </li> |
| |
| <li> |
| |
| |
| |
| |
| |
| |
| <button type='button' data-guide-url="" class='group-toggle collapsed '>Distributed Computing<img class="state-indicator" src="/assets/images/left-nav-arrow.svg"></button> |
| <nav class='nav-group collapsed'> |
| |
| |
| |
| |
| |
| |
| <li> |
| |
| <a href="/docs/latest/distributed-computing/distributed-computing" |
| |
| class='' |
| >Distributed Computing API</a> |
| |
| </li> |
| |
| |
| |
| |
| |
| <li> |
| |
| <a href="/docs/latest/distributed-computing/cluster-groups" |
| |
| class='' |
| >Cluster Groups</a> |
| |
| </li> |
| |
| |
| |
| |
| |
| <li> |
| |
| <a href="/docs/latest/distributed-computing/executor-service" |
| |
| class='' |
| >Executor Service</a> |
| |
| </li> |
| |
| |
| |
| |
| |
| <li> |
| |
| <a href="/docs/latest/distributed-computing/map-reduce" |
| |
| class='' |
| >MapReduce API</a> |
| |
| </li> |
| |
| |
| |
| |
| |
| <li> |
| |
| <a href="/docs/latest/distributed-computing/load-balancing" |
| |
| class='' |
| >Load Balancing</a> |
| |
| </li> |
| |
| |
| |
| |
| |
| <li> |
| |
| <a href="/docs/latest/distributed-computing/fault-tolerance" |
| |
| class='' |
| >Fault Tolerance</a> |
| |
| </li> |
| |
| |
| |
| |
| |
| <li> |
| |
| <a href="/docs/latest/distributed-computing/job-scheduling" |
| |
| class='' |
| >Job Scheduling</a> |
| |
| </li> |
| |
| |
| |
| </nav> |
| |
| </li> |
| |
| <li> |
| |
| |
| <a href="/docs/latest/collocated-computations" class='' >Colocating Computations with Data</a> |
| |
| </li> |
| |
| <li> |
| |
| |
| |
| |
| |
| |
| <button type='button' data-guide-url="" class='group-toggle collapsed '>Working with Events<img class="state-indicator" src="/assets/images/left-nav-arrow.svg"></button> |
| <nav class='nav-group collapsed'> |
| |
| |
| |
| |
| |
| |
| <li> |
| |
| <a href="/docs/latest/events/listening-to-events" |
| |
| class='' |
| >Enabling and Listenting to Events</a> |
| |
| </li> |
| |
| |
| |
| |
| |
| <li> |
| |
| <a href="/docs/latest/events/events" |
| |
| class='' |
| >Events</a> |
| |
| </li> |
| |
| |
| |
| </nav> |
| |
| </li> |
| |
| <li> |
| |
| |
| <a href="/docs/latest/near-cache" class='' >Near Caches</a> |
| |
| </li> |
| |
| <li> |
| |
| |
| <a href="/docs/latest/platform-cache" class='' >.NET Platform Cache</a> |
| |
| </li> |
| |
| <li> |
| |
| |
| <a href="/docs/latest/services/services" class='' >Services</a> |
| |
| </li> |
| |
| <li> |
| |
| |
| |
| |
| |
| |
| <button type='button' data-guide-url="" class='group-toggle collapsed '>Distributed Data Structures<img class="state-indicator" src="/assets/images/left-nav-arrow.svg"></button> |
| <nav class='nav-group collapsed'> |
| |
| |
| |
| |
| |
| |
| <li> |
| |
| <a href="/docs/latest/data-structures/queue-and-set" |
| |
| class='' |
| >Queue and Set</a> |
| |
| </li> |
| |
| |
| |
| |
| |
| <li> |
| |
| <a href="/docs/latest/data-structures/atomic-types" |
| |
| class='' |
| >Atomic Types</a> |
| |
| </li> |
| |
| |
| |
| |
| |
| <li> |
| |
| <a href="/docs/latest/data-structures/countdownlatch" |
| |
| class='' |
| >CountDownLatch</a> |
| |
| </li> |
| |
| |
| |
| |
| |
| <li> |
| |
| <a href="/docs/latest/data-structures/atomic-sequence" |
| |
| class='' |
| >Atomic Sequence</a> |
| |
| </li> |
| |
| |
| |
| |
| |
| <li> |
| |
| <a href="/docs/latest/data-structures/semaphore" |
| |
| class='' |
| >Semaphore</a> |
| |
| </li> |
| |
| |
| |
| </nav> |
| |
| </li> |
| |
| <li> |
| |
| |
| |
| |
| |
| |
| <button type='button' data-guide-url="" class='group-toggle collapsed '>Machine Learning<img class="state-indicator" src="/assets/images/left-nav-arrow.svg"></button> |
| <nav class='nav-group collapsed'> |
| |
| |
| |
| |
| |
| |
| <li> |
| |
| <a href="/docs/latest/machine-learning/machine-learning" |
| |
| class='' |
| >Machine Learning</a> |
| |
| </li> |
| |
| |
| |
| |
| |
| <li> |
| |
| <a href="/docs/latest/machine-learning/partition-based-dataset" |
| |
| class='' |
| >Partition Based Dataset</a> |
| |
| </li> |
| |
| |
| |
| |
| |
| <li> |
| |
| <a href="/docs/latest/machine-learning/updating-trained-models" |
| |
| class='' |
| >Updating Trained Models</a> |
| |
| </li> |
| |
| |
| |
| |
| |
| <li> |
| |
| |
| |
| <button |
| type='button' |
| class='collapsed '>Binary Classification<img class="state-indicator" src="/assets/images/left-nav-arrow.svg"></button> |
| <nav class="sub_pages collapsed"> |
| |
| |
| |
| |
| <li><a href="/docs/latest//machine-learning/binary-classification/introduction" class=''>Introduction</a></li> |
| |
| |
| |
| <li><a href="/docs/latest//machine-learning/binary-classification/linear-svm" class=''>Linear SVM (Support Vector Machine)</a></li> |
| |
| |
| |
| <li><a href="/docs/latest//machine-learning/binary-classification/decision-trees" class=''>Decision Trees</a></li> |
| |
| |
| |
| <li><a href="/docs/latest//machine-learning/binary-classification/multilayer-perceptron" class=''>Multilayer Perceptron</a></li> |
| |
| |
| |
| <li><a href="/docs/latest//machine-learning/binary-classification/logistic-regression" class=''>Logistic Regression</a></li> |
| |
| |
| |
| <li><a href="/docs/latest//machine-learning/binary-classification/knn-classification" class=''>k-NN Classification</a></li> |
| |
| |
| |
| <li><a href="/docs/latest//machine-learning/binary-classification/ann" class=''>ANN (Approximate Nearest Neighbor)</a></li> |
| |
| |
| |
| <li><a href="/docs/latest//machine-learning/binary-classification/naive-bayes" class=''>Naive Bayes</a></li> |
| |
| </nav> |
| |
| </li> |
| |
| |
| |
| |
| |
| <li> |
| |
| |
| |
| <button |
| type='button' |
| class='collapsed '>Regression<img class="state-indicator" src="/assets/images/left-nav-arrow.svg"></button> |
| <nav class="sub_pages collapsed"> |
| |
| |
| |
| |
| <li><a href="/docs/latest//machine-learning/regression/introduction" class=''>Introduction</a></li> |
| |
| |
| |
| <li><a href="/docs/latest//machine-learning/regression/linear-regression" class=''>Linear Regression</a></li> |
| |
| |
| |
| <li><a href="/docs/latest//machine-learning/regression/decision-trees-regression" class=''>Decision Trees Regression</a></li> |
| |
| |
| |
| <li><a href="/docs/latest//machine-learning/regression/knn-regression" class=''>k-NN Regression</a></li> |
| |
| </nav> |
| |
| </li> |
| |
| |
| |
| |
| |
| <li> |
| |
| |
| |
| <button |
| type='button' |
| class='collapsed '>Clustering<img class="state-indicator" src="/assets/images/left-nav-arrow.svg"></button> |
| <nav class="sub_pages collapsed"> |
| |
| |
| |
| |
| <li><a href="/docs/latest//machine-learning/clustering/introduction" class=''>Introduction</a></li> |
| |
| |
| |
| <li><a href="/docs/latest//machine-learning/clustering/k-means-clustering" class=''>K-Means Clustering</a></li> |
| |
| |
| |
| <li><a href="/docs/latest//machine-learning/clustering/gaussian-mixture" class=''>Gaussian mixture (GMM)</a></li> |
| |
| </nav> |
| |
| </li> |
| |
| |
| |
| |
| |
| <li> |
| |
| <a href="/docs/latest/machine-learning/preprocessing" |
| |
| class='' |
| >Preprocessing</a> |
| |
| </li> |
| |
| |
| |
| |
| |
| <li> |
| |
| |
| |
| <button |
| type='button' |
| class='collapsed '>Model Selection<img class="state-indicator" src="/assets/images/left-nav-arrow.svg"></button> |
| <nav class="sub_pages collapsed"> |
| |
| |
| |
| |
| <li><a href="/docs/latest//machine-learning/model-selection/introduction" class=''>Introduction</a></li> |
| |
| |
| |
| <li><a href="/docs/latest//machine-learning/model-selection/evaluator" class=''>Evaluator</a></li> |
| |
| |
| |
| <li><a href="/docs/latest//machine-learning/model-selection/split-the-dataset-on-test-and-train-datasets" class=''>Split the dataset on test and train datasets</a></li> |
| |
| |
| |
| <li><a href="/docs/latest//machine-learning/model-selection/hyper-parameter-tuning" class=''>Hyper-parameter tuning</a></li> |
| |
| |
| |
| <li><a href="/docs/latest//machine-learning/model-selection/pipeline-api" class=''>Pipeline API</a></li> |
| |
| </nav> |
| |
| </li> |
| |
| |
| |
| |
| |
| <li> |
| |
| <a href="/docs/latest/machine-learning/multiclass-classification" |
| |
| class='' |
| >Multiclass Classification</a> |
| |
| </li> |
| |
| |
| |
| |
| |
| <li> |
| |
| |
| |
| <button |
| type='button' |
| class='collapsed '>Ensemble Methods<img class="state-indicator" src="/assets/images/left-nav-arrow.svg"></button> |
| <nav class="sub_pages collapsed"> |
| |
| |
| |
| |
| <li><a href="/docs/latest//machine-learning/ensemble-methods/introduction" class=''></a></li> |
| |
| |
| |
| <li><a href="/docs/latest//machine-learning/ensemble-methods/stacking" class=''>Stacking</a></li> |
| |
| |
| |
| <li><a href="/docs/latest//machine-learning/ensemble-methods/baggin" class=''>Bagging</a></li> |
| |
| |
| |
| <li><a href="/docs/latest//machine-learning/ensemble-methods/random-forest" class=''>Random Forest</a></li> |
| |
| |
| |
| <li><a href="/docs/latest//machine-learning/ensemble-methods/gradient-boosting" class=''>Gradient Boosting</a></li> |
| |
| </nav> |
| |
| </li> |
| |
| |
| |
| |
| |
| <li> |
| |
| <a href="/docs/latest/machine-learning/recommendation-systems" |
| |
| class='' |
| >Recommendation Systems</a> |
| |
| </li> |
| |
| |
| |
| |
| |
| <li> |
| |
| |
| |
| <button |
| type='button' |
| class='collapsed '>Importing Model<img class="state-indicator" src="/assets/images/left-nav-arrow.svg"></button> |
| <nav class="sub_pages collapsed"> |
| |
| |
| |
| |
| <li><a href="/docs/latest//machine-learning/importing-model/introduction" class=''>Introduction</a></li> |
| |
| |
| |
| <li><a href="/docs/latest//machine-learning/importing-model/model-import-from-gxboost" class=''>Import Model from XGBoost</a></li> |
| |
| |
| |
| <li><a href="/docs/latest//machine-learning/importing-model/model-import-from-apache-spark" class=''>Import Model from Apache Spark</a></li> |
| |
| </nav> |
| |
| </li> |
| |
| |
| |
| </nav> |
| |
| </li> |
| |
| <li> |
| |
| |
| |
| |
| |
| |
| <button type='button' data-guide-url="" class='group-toggle collapsed '>Monitoring<img class="state-indicator" src="/assets/images/left-nav-arrow.svg"></button> |
| <nav class='nav-group collapsed'> |
| |
| |
| |
| |
| |
| |
| <li> |
| |
| <a href="/docs/latest/monitoring-metrics/intro" |
| |
| class='' |
| >Introduction</a> |
| |
| </li> |
| |
| |
| |
| |
| |
| <li> |
| |
| <a href="/docs/latest/monitoring-metrics/cluster-id" |
| |
| class='' |
| >Cluster ID and Tag</a> |
| |
| </li> |
| |
| |
| |
| |
| |
| <li> |
| |
| |
| |
| <button |
| type='button' |
| class='collapsed '>Metrics<img class="state-indicator" src="/assets/images/left-nav-arrow.svg"></button> |
| <nav class="sub_pages collapsed"> |
| |
| |
| |
| |
| <li><a href="/docs/latest//monitoring-metrics/configuring-metrics" class=''>Configuring Metrics</a></li> |
| |
| |
| |
| <li><a href="/docs/latest//monitoring-metrics/metrics" class=''>JMX Metrics</a></li> |
| |
| </nav> |
| |
| </li> |
| |
| |
| |
| |
| |
| <li> |
| |
| |
| |
| <button |
| type='button' |
| class='collapsed '>New Metrics System<img class="state-indicator" src="/assets/images/left-nav-arrow.svg"></button> |
| <nav class="sub_pages collapsed"> |
| |
| |
| |
| |
| <li><a href="/docs/latest//monitoring-metrics/new-metrics-system" class=''>Introduction</a></li> |
| |
| |
| |
| <li><a href="/docs/latest//monitoring-metrics/new-metrics" class=''>Metrics</a></li> |
| |
| </nav> |
| |
| </li> |
| |
| |
| |
| |
| |
| <li> |
| |
| <a href="/docs/latest/monitoring-metrics/system-views" |
| |
| class='' |
| >System Views</a> |
| |
| </li> |
| |
| |
| |
| |
| |
| <li> |
| |
| <a href="/docs/latest/monitoring-metrics/tracing" |
| |
| class='' |
| >Tracing</a> |
| |
| </li> |
| |
| |
| |
| </nav> |
| |
| </li> |
| |
| <li> |
| |
| |
| |
| |
| |
| |
| <button type='button' data-guide-url="/security" class='group-toggle collapsed '>Security<img class="state-indicator" src="/assets/images/left-nav-arrow.svg"></button> |
| <nav class='nav-group collapsed'> |
| |
| |
| |
| |
| |
| |
| <li> |
| |
| <a href="/docs/latest/security/authentication" |
| |
| class='' |
| >Authentication</a> |
| |
| </li> |
| |
| |
| |
| |
| |
| <li> |
| |
| <a href="/docs/latest/security/ssl-tls" |
| |
| class='' |
| >SSL/TLS</a> |
| |
| </li> |
| |
| |
| |
| |
| |
| <li> |
| |
| |
| |
| <button |
| type='button' |
| class='collapsed '>Transparent Data Encryption<img class="state-indicator" src="/assets/images/left-nav-arrow.svg"></button> |
| <nav class="sub_pages collapsed"> |
| |
| |
| |
| |
| <li><a href="/docs/latest//security/tde" class=''>Introduction</a></li> |
| |
| |
| |
| <li><a href="/docs/latest//security/master-key-rotation" class=''>Master key rotation</a></li> |
| |
| </nav> |
| |
| </li> |
| |
| |
| |
| </nav> |
| |
| </li> |
| |
| <li> |
| |
| |
| |
| |
| |
| |
| <button type='button' data-guide-url="" class='group-toggle collapsed '>Thin Clients<img class="state-indicator" src="/assets/images/left-nav-arrow.svg"></button> |
| <nav class='nav-group collapsed'> |
| |
| |
| |
| |
| |
| |
| <li> |
| |
| <a href="/docs/latest/thin-clients/getting-started-with-thin-clients" |
| |
| class='' |
| >Thin Clients Overview</a> |
| |
| </li> |
| |
| |
| |
| |
| |
| <li> |
| |
| <a href="/docs/latest/thin-clients/java-thin-client" |
| |
| class='' |
| >Java Thin Client</a> |
| |
| </li> |
| |
| |
| |
| |
| |
| <li> |
| |
| <a href="/docs/latest/thin-clients/dotnet-thin-client" |
| |
| class='' |
| >.NET Thin Client</a> |
| |
| </li> |
| |
| |
| |
| |
| |
| <li> |
| |
| <a href="/docs/latest/thin-clients/cpp-thin-client" |
| |
| class='' |
| >C++ Thin Client</a> |
| |
| </li> |
| |
| |
| |
| |
| |
| <li> |
| |
| <a href="/docs/latest/thin-clients/python-thin-client" |
| |
| class='' |
| >Python Thin Client</a> |
| |
| </li> |
| |
| |
| |
| |
| |
| <li> |
| |
| <a href="/docs/latest/thin-clients/php-thin-client" |
| |
| class='' |
| >PHP Thin Client</a> |
| |
| </li> |
| |
| |
| |
| |
| |
| <li> |
| |
| <a href="/docs/latest/thin-clients/nodejs-thin-client" |
| |
| class='' |
| >Node.js Thin Client</a> |
| |
| </li> |
| |
| |
| |
| |
| |
| <li> |
| |
| |
| |
| <button |
| type='button' |
| class='collapsed '>Binary Client Protocol<img class="state-indicator" src="/assets/images/left-nav-arrow.svg"></button> |
| <nav class="sub_pages collapsed"> |
| |
| |
| |
| |
| <li><a href="/docs/latest//binary-client-protocol/binary-client-protocol" class=''>Binary Client Protocol</a></li> |
| |
| |
| |
| <li><a href="/docs/latest//binary-client-protocol/data-format" class=''>Data Format</a></li> |
| |
| |
| |
| <li><a href="/docs/latest//binary-client-protocol/key-value-queries" class=''>Key-Value Queries</a></li> |
| |
| |
| |
| <li><a href="/docs/latest//binary-client-protocol/sql-and-scan-queries" class=''>SQL and Scan Queries</a></li> |
| |
| |
| |
| <li><a href="/docs/latest//binary-client-protocol/binary-type-metadata" class=''>Binary Types Metadata</a></li> |
| |
| |
| |
| <li><a href="/docs/latest//binary-client-protocol/cache-configuration" class=''>Cache Configuration</a></li> |
| |
| </nav> |
| |
| </li> |
| |
| |
| |
| </nav> |
| |
| </li> |
| |
| <li> |
| |
| |
| |
| |
| |
| |
| <button type='button' data-guide-url="" class='group-toggle collapsed '>ODBC Driver<img class="state-indicator" src="/assets/images/left-nav-arrow.svg"></button> |
| <nav class='nav-group collapsed'> |
| |
| |
| |
| |
| |
| |
| <li> |
| |
| <a href="/docs/latest/SQL/ODBC/odbc-driver" |
| |
| class='' |
| >ODBC Driver</a> |
| |
| </li> |
| |
| |
| |
| |
| |
| <li> |
| |
| <a href="/docs/latest/SQL/ODBC/connection-string-dsn" |
| |
| class='' |
| >Connection String and DSN</a> |
| |
| </li> |
| |
| |
| |
| |
| |
| <li> |
| |
| <a href="/docs/latest/SQL/ODBC/querying-modifying-data" |
| |
| class='' |
| >Querying and Modifying Data</a> |
| |
| </li> |
| |
| |
| |
| |
| |
| <li> |
| |
| <a href="/docs/latest/SQL/ODBC/specification" |
| |
| class='' |
| >Specification</a> |
| |
| </li> |
| |
| |
| |
| |
| |
| <li> |
| |
| <a href="/docs/latest/SQL/ODBC/data-types" |
| |
| class='' |
| >Data Types</a> |
| |
| </li> |
| |
| |
| |
| |
| |
| <li> |
| |
| <a href="/docs/latest/SQL/ODBC/error-codes" |
| |
| class='' |
| >Error Codes</a> |
| |
| </li> |
| |
| |
| |
| </nav> |
| |
| </li> |
| |
| <li> |
| |
| |
| <a href="/docs/latest/restapi" class='' >REST API</a> |
| |
| </li> |
| |
| <li> |
| |
| |
| <a href="/docs/latest/control-script" class='' >Control Script</a> |
| |
| </li> |
| |
| <li> |
| |
| |
| <a href="/docs/latest/plugins" class='' >Plugins</a> |
| |
| </li> |
| |
| <li> |
| |
| |
| <a href="/docs/latest/sqlline" class='' >SQLLine</a> |
| |
| </li> |
| |
| <li> |
| |
| |
| |
| |
| |
| |
| <button type='button' data-guide-url="" class='group-toggle collapsed '>Ignite for Spark<img class="state-indicator" src="/assets/images/left-nav-arrow.svg"></button> |
| <nav class='nav-group collapsed'> |
| |
| |
| |
| |
| |
| |
| <li> |
| |
| <a href="/docs/latest/ignite-for-spark/overview" |
| |
| class='' |
| >Overview</a> |
| |
| </li> |
| |
| |
| |
| |
| |
| <li> |
| |
| <a href="/docs/latest/ignite-for-spark/ignitecontext-and-rdd" |
| |
| class='' |
| >IgniteContext and IgniteRDD</a> |
| |
| </li> |
| |
| |
| |
| |
| |
| <li> |
| |
| <a href="/docs/latest/ignite-for-spark/ignite-dataframe" |
| |
| class='' |
| >Ignite DataFrame</a> |
| |
| </li> |
| |
| |
| |
| |
| |
| <li> |
| |
| <a href="/docs/latest/ignite-for-spark/installation" |
| |
| class='' |
| >Installation</a> |
| |
| </li> |
| |
| |
| |
| |
| |
| <li> |
| |
| <a href="/docs/latest/ignite-for-spark/spark-shell" |
| |
| class='' |
| >Test Ignite with Spark-shell</a> |
| |
| </li> |
| |
| |
| |
| |
| |
| <li> |
| |
| <a href="/docs/latest/ignite-for-spark/troubleshooting" |
| |
| class='' |
| >Troubleshooting</a> |
| |
| </li> |
| |
| |
| |
| </nav> |
| |
| </li> |
| |
| <li> |
| |
| |
| |
| |
| |
| |
| <button type='button' data-guide-url="/sql-reference/sql-reference-overview" class='group-toggle collapsed '>SQL Reference<img class="state-indicator" src="/assets/images/left-nav-arrow.svg"></button> |
| <nav class='nav-group collapsed'> |
| |
| |
| |
| |
| |
| |
| <li> |
| |
| <a href="/docs/latest/sql-reference/sql-conformance" |
| |
| class='' |
| >SQL Conformance</a> |
| |
| </li> |
| |
| |
| |
| |
| |
| <li> |
| |
| <a href="/docs/latest/sql-reference/ddl" |
| |
| class='' |
| >Data Definition Language (DDL)</a> |
| |
| </li> |
| |
| |
| |
| |
| |
| <li> |
| |
| <a href="/docs/latest/sql-reference/dml" |
| |
| class='' |
| >Data Manipulation Language (DML)</a> |
| |
| </li> |
| |
| |
| |
| |
| |
| <li> |
| |
| <a href="/docs/latest/sql-reference/transactions" |
| |
| class='' |
| >Transactions</a> |
| |
| </li> |
| |
| |
| |
| |
| |
| <li> |
| |
| <a href="/docs/latest/sql-reference/operational-commands" |
| |
| class='' |
| >Operational Commands</a> |
| |
| </li> |
| |
| |
| |
| |
| |
| <li> |
| |
| <a href="/docs/latest/sql-reference/aggregate-functions" |
| |
| class='' |
| >Aggregate functions</a> |
| |
| </li> |
| |
| |
| |
| |
| |
| <li> |
| |
| <a href="/docs/latest/sql-reference/numeric-functions" |
| |
| class='' |
| >Numeric Functions</a> |
| |
| </li> |
| |
| |
| |
| |
| |
| <li> |
| |
| <a href="/docs/latest/sql-reference/string-functions" |
| |
| class='' |
| >String Functions</a> |
| |
| </li> |
| |
| |
| |
| |
| |
| <li> |
| |
| <a href="/docs/latest/sql-reference/date-time-functions" |
| |
| class='' |
| >Data and Time Functions</a> |
| |
| </li> |
| |
| |
| |
| |
| |
| <li> |
| |
| <a href="/docs/latest/sql-reference/system-functions" |
| |
| class='' |
| >System Functions</a> |
| |
| </li> |
| |
| |
| |
| |
| |
| <li> |
| |
| <a href="/docs/latest/sql-reference/data-types" |
| |
| class='' |
| >Data Types</a> |
| |
| </li> |
| |
| |
| |
| </nav> |
| |
| </li> |
| |
| </nav> |
| <div class="left-nav__overlay"></div> |
| |
| |
| <article data-swiftype-index='true'> |
| <a class='edit-link' href="https://github.com/apache/ignite/tree/IGNITE-7595/docs/_docs/binary-client-protocol/key-value-queries.adoc" target="_blank">Edit</a> |
| |
| <h1>Key-Value Queries</h1> |
| |
| <div id="preamble"> |
| <div class="sectionbody"> |
| <div class="paragraph"> |
| <p>This page describes the key-value operations that you can perform with a cache. The key-value operations are equivalent to Ignite’s native cache operations. Each operation has a <a href="/docs/latest/binary-client-protocol/binary-client-protocol#standard-message-header">header</a> and operation-specific data.</p> |
| </div> |
| <div class="paragraph"> |
| <p>Refer to the Data Format page for a list of available data types and data format specification.</p> |
| </div> |
| </div> |
| </div> |
| <div class="sect1"> |
| <h2 id="operation-codes">Operation Codes</h2> |
| <div class="sectionbody"> |
| <div class="paragraph"> |
| <p>Upon successful handshake with an Ignite server node, a client can start performing various key-value operations by sending a request (see request/response structure below) with a specific operation code:</p> |
| </div> |
| <table class="tableblock frame-all grid-all stripes-even stretch"> |
| <colgroup> |
| <col style="width: 66.6666%;"> |
| <col style="width: 33.3334%;"> |
| </colgroup> |
| <thead> |
| <tr> |
| <th class="tableblock halign-left valign-top">Operation</th> |
| <th class="tableblock halign-left valign-top">OP_CODE</th> |
| </tr> |
| </thead> |
| <tbody> |
| <tr> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">OP_CACHE_GET</p></td> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">1000</p></td> |
| </tr> |
| <tr> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">OP_CACHE_PUT</p></td> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">1001</p></td> |
| </tr> |
| <tr> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">OP_CACHE_PUT_IF_ABSENT</p></td> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">1002</p></td> |
| </tr> |
| <tr> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">OP_CACHE_GET_ALL</p></td> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">1003</p></td> |
| </tr> |
| <tr> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">OP_CACHE_PUT_ALL</p></td> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">1004</p></td> |
| </tr> |
| <tr> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">OP_CACHE_GET_AND_PUT</p></td> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">1005</p></td> |
| </tr> |
| <tr> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">OP_CACHE_GET_AND_REPLACE</p></td> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">1006</p></td> |
| </tr> |
| <tr> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">OP_CACHE_GET_AND_REMOVE</p></td> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">1007</p></td> |
| </tr> |
| <tr> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">OP_CACHE_GET_AND_PUT_IF_ABSENT</p></td> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">1008</p></td> |
| </tr> |
| <tr> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">OP_CACHE_REPLACE</p></td> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">1009</p></td> |
| </tr> |
| <tr> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">OP_CACHE_REPLACE_IF_EQUALS</p></td> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">1010</p></td> |
| </tr> |
| <tr> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">OP_CACHE_CONTAINS_KEY</p></td> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">1011</p></td> |
| </tr> |
| <tr> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">OP_CACHE_CONTAINS_KEYS</p></td> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">1012</p></td> |
| </tr> |
| <tr> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">OP_CACHE_CLEAR</p></td> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">1013</p></td> |
| </tr> |
| <tr> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">OP_CACHE_CLEAR_KEY</p></td> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">1014</p></td> |
| </tr> |
| <tr> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">OP_CACHE_CLEAR_KEYS</p></td> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">1015</p></td> |
| </tr> |
| <tr> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">OP_CACHE_REMOVE_KEY</p></td> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">1016</p></td> |
| </tr> |
| <tr> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">OP_CACHE_REMOVE_IF_EQUALS</p></td> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">1017</p></td> |
| </tr> |
| <tr> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">OP_CACHE_REMOVE_KEYS</p></td> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">1018</p></td> |
| </tr> |
| <tr> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">OP_CACHE_REMOVE_ALL</p></td> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">1019</p></td> |
| </tr> |
| <tr> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">OP_CACHE_GET_SIZE</p></td> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">1020</p></td> |
| </tr> |
| </tbody> |
| </table> |
| <div class="paragraph"> |
| <p>Note that the above mentioned op_codes are part of the request header, as explained <a href="/docs/latest/binary-client-protocol/binary-client-protocol#standard-message-header">here</a>.</p> |
| </div> |
| <div class="admonitionblock note"> |
| <table> |
| <tr> |
| <td class="icon"> |
| <div class="title">Note</div> |
| </td> |
| <td class="content"> |
| <h3 id="customs-methods-used-in-sample-code-snippets-implementation" class="discrete">Customs Methods Used in Sample Code Snippets Implementation</h3> |
| <div class="paragraph"> |
| <p>Some of the code snippets below use <code>readDataObject(…​)</code> introduced in <a href="/docs/latest/binary-client-protocol/binary-client-protocol#data-objects">this section</a> and little-endian versions of methods for reading and writing multiple-byte values that are covered in <a href="/docs/latest/binary-client-protocol/binary-client-protocol#data-objects">this example</a>.</p> |
| </div> |
| </td> |
| </tr> |
| </table> |
| </div> |
| </div> |
| </div> |
| <div class="sect1"> |
| <h2 id="op_cache_get">OP_CACHE_GET</h2> |
| <div class="sectionbody"> |
| <div class="paragraph"> |
| <p>Retrieves a value from a cache by key. If the cache does not contain the key, null is returned.</p> |
| </div> |
| <table class="tableblock frame-all grid-all stripes-even stretch"> |
| <colgroup> |
| <col style="width: 33.3333%;"> |
| <col style="width: 66.6667%;"> |
| </colgroup> |
| <thead> |
| <tr> |
| <th class="tableblock halign-left valign-top">Request Type</th> |
| <th class="tableblock halign-left valign-top">Description</th> |
| </tr> |
| </thead> |
| <tbody> |
| <tr> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">Header</p></td> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">Request header.</p></td> |
| </tr> |
| <tr> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">int</p></td> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">Cache ID: Java-style hash code of the cache name.</p></td> |
| </tr> |
| <tr> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">byte</p></td> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">Use 0. This field is deprecated and will be removed in the future.</p></td> |
| </tr> |
| <tr> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">Data Object</p></td> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">The key of the cache entry to be returned.</p></td> |
| </tr> |
| </tbody> |
| </table> |
| <table class="tableblock frame-all grid-all stripes-even stretch"> |
| <colgroup> |
| <col style="width: 33.3333%;"> |
| <col style="width: 66.6667%;"> |
| </colgroup> |
| <thead> |
| <tr> |
| <th class="tableblock halign-left valign-top">Response Type</th> |
| <th class="tableblock halign-left valign-top">Description</th> |
| </tr> |
| </thead> |
| <tbody> |
| <tr> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">Header</p></td> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">Response header.</p></td> |
| </tr> |
| <tr> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">Data Object</p></td> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">The value that corresponds to the given key. null if the cache does not contain the key.</p></td> |
| </tr> |
| </tbody> |
| </table> |
| <code-tabs><code-tab data-tab='Request'><div class="listingblock"> |
| <div class="content"> |
| <pre class="rouge highlight"><code data-lang="java"><span class="nc">DataOutputStream</span> <span class="n">out</span> <span class="o">=</span> <span class="k">new</span> <span class="nc">DataOutputStream</span><span class="o">(</span><span class="n">socket</span><span class="o">.</span><span class="na">getOutputStream</span><span class="o">());</span> |
| |
| |
| <span class="c1">// Request header</span> |
| <span class="n">writeRequestHeader</span><span class="o">(</span><span class="mi">10</span><span class="o">,</span> <span class="no">OP_CACHE_GET</span><span class="o">,</span> <span class="mi">1</span><span class="o">,</span> <span class="n">out</span><span class="o">);</span> |
| |
| <span class="c1">// Cache id</span> |
| <span class="n">writeIntLittleEndian</span><span class="o">(</span><span class="n">cacheName</span><span class="o">.</span><span class="na">hashCode</span><span class="o">(),</span> <span class="n">out</span><span class="o">);</span> |
| |
| <span class="c1">// Flags = none</span> |
| <span class="n">writeByteLittleEndian</span><span class="o">(</span><span class="mi">0</span><span class="o">,</span> <span class="n">out</span><span class="o">);</span> |
| |
| <span class="c1">// Data object</span> |
| <span class="n">writeByteLittleEndian</span><span class="o">(</span><span class="mi">3</span><span class="o">,</span> <span class="n">out</span><span class="o">);</span> <span class="c1">// Integer type code</span> |
| <span class="n">writeIntLittleEndian</span><span class="o">(</span><span class="n">key</span><span class="o">,</span> <span class="n">out</span><span class="o">);</span> <span class="c1">// Cache key</span></code></pre> |
| </div> |
| </div></code-tab><code-tab data-tab='Response'><div class="listingblock"> |
| <div class="content"> |
| <pre class="rouge highlight"><code data-lang="java"><span class="c1">// Read result</span> |
| <span class="nc">DataInputStream</span> <span class="n">in</span> <span class="o">=</span> <span class="k">new</span> <span class="nc">DataInputStream</span><span class="o">(</span><span class="n">socket</span><span class="o">.</span><span class="na">getInputStream</span><span class="o">());</span> |
| |
| <span class="c1">// Response header</span> |
| <span class="n">readResponseHeader</span><span class="o">(</span><span class="n">in</span><span class="o">);</span> |
| |
| <span class="c1">// Resulting cache value (Data Object)</span> |
| <span class="kt">int</span> <span class="n">resTypeCode</span> <span class="o">=</span> <span class="n">readByteLittleEndian</span><span class="o">(</span><span class="n">in</span><span class="o">);</span> |
| <span class="kt">int</span> <span class="n">value</span> <span class="o">=</span> <span class="n">readIntLittleEndian</span><span class="o">(</span><span class="n">in</span><span class="o">);</span></code></pre> |
| </div> |
| </div></code-tab></code-tabs> |
| </div> |
| </div> |
| <div class="sect1"> |
| <h2 id="op_cache_get_all">OP_CACHE_GET_ALL</h2> |
| <div class="sectionbody"> |
| <div class="paragraph"> |
| <p>Retrieves multiple key-value pairs from a cache.</p> |
| </div> |
| <table class="tableblock frame-all grid-all stripes-even stretch"> |
| <colgroup> |
| <col style="width: 33.3333%;"> |
| <col style="width: 66.6667%;"> |
| </colgroup> |
| <thead> |
| <tr> |
| <th class="tableblock halign-left valign-top">Request Type</th> |
| <th class="tableblock halign-left valign-top">Description</th> |
| </tr> |
| </thead> |
| <tbody> |
| <tr> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">Header</p></td> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">Request header.</p></td> |
| </tr> |
| <tr> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">int</p></td> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">Cache ID: Java-style hash code of the cache name.</p></td> |
| </tr> |
| <tr> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">byte</p></td> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">Use 0. This field is deprecated and will be removed in the future.</p></td> |
| </tr> |
| <tr> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">int</p></td> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">Key count.</p></td> |
| </tr> |
| <tr> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">Data Object</p></td> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">Key for the cache entry.</p> |
| <p class="tableblock">Repeat for as many times as the key count that is passed in the previous parameter.</p></td> |
| </tr> |
| </tbody> |
| </table> |
| <table class="tableblock frame-all grid-all stripes-even stretch"> |
| <colgroup> |
| <col style="width: 33.3333%;"> |
| <col style="width: 66.6667%;"> |
| </colgroup> |
| <thead> |
| <tr> |
| <th class="tableblock halign-left valign-top">Response Type</th> |
| <th class="tableblock halign-left valign-top">Description</th> |
| </tr> |
| </thead> |
| <tbody> |
| <tr> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">Header</p></td> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">Response header.</p></td> |
| </tr> |
| <tr> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">int</p></td> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">Result count.</p></td> |
| </tr> |
| <tr> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">Key Data Object + Value Data Object</p></td> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">Resulting key-value pairs. Keys that are not present in the cache are not included.</p> |
| <p class="tableblock">Repeat for as many times as the result count that is obtained in the previous parameter.</p></td> |
| </tr> |
| </tbody> |
| </table> |
| <code-tabs><code-tab data-tab='Request'><div class="listingblock"> |
| <div class="content"> |
| <pre class="rouge highlight"><code data-lang="java"><span class="nc">DataOutputStream</span> <span class="n">out</span> <span class="o">=</span> <span class="k">new</span> <span class="nc">DataOutputStream</span><span class="o">(</span><span class="n">socket</span><span class="o">.</span><span class="na">getOutputStream</span><span class="o">());</span> |
| |
| <span class="c1">// Request header</span> |
| <span class="n">writeRequestHeader</span><span class="o">(</span><span class="mi">19</span><span class="o">,</span> <span class="no">OP_CACHE_GET_ALL</span><span class="o">,</span> <span class="mi">1</span><span class="o">,</span> <span class="n">out</span><span class="o">);</span> |
| |
| <span class="c1">// Cache id</span> |
| <span class="n">writeIntLittleEndian</span><span class="o">(</span><span class="n">cacheName</span><span class="o">.</span><span class="na">hashCode</span><span class="o">(),</span> <span class="n">out</span><span class="o">);</span> |
| |
| <span class="c1">// Flags = none</span> |
| <span class="n">writeByteLittleEndian</span><span class="o">(</span><span class="mi">0</span><span class="o">,</span> <span class="n">out</span><span class="o">);</span> |
| |
| <span class="c1">// Key count</span> |
| <span class="n">writeIntLittleEndian</span><span class="o">(</span><span class="mi">2</span><span class="o">,</span> <span class="n">out</span><span class="o">);</span> |
| |
| <span class="c1">// Data object 1</span> |
| <span class="n">writeByteLittleEndian</span><span class="o">(</span><span class="mi">3</span><span class="o">,</span> <span class="n">out</span><span class="o">);</span> <span class="c1">// Integer type code</span> |
| <span class="n">writeIntLittleEndian</span><span class="o">(</span><span class="n">key1</span><span class="o">,</span> <span class="n">out</span><span class="o">);</span> <span class="c1">// Cache key</span> |
| |
| <span class="c1">// Data object 2</span> |
| <span class="n">writeByteLittleEndian</span><span class="o">(</span><span class="mi">3</span><span class="o">,</span> <span class="n">out</span><span class="o">);</span> <span class="c1">// Integer type code</span> |
| <span class="n">writeIntLittleEndian</span><span class="o">(</span><span class="n">key2</span><span class="o">,</span> <span class="n">out</span><span class="o">);</span> <span class="c1">// Cache key</span></code></pre> |
| </div> |
| </div></code-tab><code-tab data-tab='Response'><div class="listingblock"> |
| <div class="content"> |
| <pre class="rouge highlight"><code data-lang="java"><span class="c1">// Read result</span> |
| <span class="nc">DataInputStream</span> <span class="n">in</span> <span class="o">=</span> <span class="k">new</span> <span class="nc">DataInputStream</span><span class="o">(</span><span class="n">socket</span><span class="o">.</span><span class="na">getInputStream</span><span class="o">());</span> |
| |
| <span class="c1">// Response header</span> |
| <span class="n">readResponseHeader</span><span class="o">(</span><span class="n">in</span><span class="o">);</span> |
| |
| <span class="c1">// Result count</span> |
| <span class="kt">int</span> <span class="n">resCount</span> <span class="o">=</span> <span class="n">readIntLittleEndian</span><span class="o">(</span><span class="n">in</span><span class="o">);</span> |
| |
| <span class="k">for</span> <span class="o">(</span><span class="kt">int</span> <span class="n">i</span> <span class="o">=</span> <span class="mi">0</span><span class="o">;</span> <span class="n">i</span> <span class="o"><</span> <span class="n">resCount</span><span class="o">;</span> <span class="n">i</span><span class="o">++)</span> <span class="o">{</span> |
| <span class="c1">// Resulting data object</span> |
| <span class="kt">int</span> <span class="n">resKeyTypeCode</span> <span class="o">=</span> <span class="n">readByteLittleEndian</span><span class="o">(</span><span class="n">in</span><span class="o">);</span> <span class="c1">// Integer type code</span> |
| <span class="kt">int</span> <span class="n">resKey</span> <span class="o">=</span> <span class="n">readIntLittleEndian</span><span class="o">(</span><span class="n">in</span><span class="o">);</span> <span class="c1">// Cache key</span> |
| |
| <span class="c1">// Resulting data object</span> |
| <span class="kt">int</span> <span class="n">resValTypeCode</span> <span class="o">=</span> <span class="n">readByteLittleEndian</span><span class="o">(</span><span class="n">in</span><span class="o">);</span> <span class="c1">// Integer type code</span> |
| <span class="kt">int</span> <span class="n">resValue</span> <span class="o">=</span> <span class="n">readIntLittleEndian</span><span class="o">(</span><span class="n">in</span><span class="o">);</span> <span class="c1">// Cache value</span> |
| <span class="o">}</span></code></pre> |
| </div> |
| </div></code-tab></code-tabs> |
| </div> |
| </div> |
| <div class="sect1"> |
| <h2 id="op_cache_put">OP_CACHE_PUT</h2> |
| <div class="sectionbody"> |
| <div class="paragraph"> |
| <p>Puts a value with a given key to a cache (overwriting existing value if any).</p> |
| </div> |
| <table class="tableblock frame-all grid-all stripes-even stretch"> |
| <colgroup> |
| <col style="width: 33.3333%;"> |
| <col style="width: 66.6667%;"> |
| </colgroup> |
| <thead> |
| <tr> |
| <th class="tableblock halign-left valign-top">Request Type</th> |
| <th class="tableblock halign-left valign-top">Description</th> |
| </tr> |
| </thead> |
| <tbody> |
| <tr> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">Header</p></td> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">Request Header.</p></td> |
| </tr> |
| <tr> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">int</p></td> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">Cache ID: Java-style hash code of the cache name.</p></td> |
| </tr> |
| <tr> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">byte</p></td> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">Use 0. This field is deprecated and will be removed in the future.</p></td> |
| </tr> |
| <tr> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">Data Object</p></td> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">Key for the cache entry.</p></td> |
| </tr> |
| <tr> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">Data Object</p></td> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">Value for the key.</p></td> |
| </tr> |
| </tbody> |
| </table> |
| <table class="tableblock frame-all grid-all stripes-even stretch"> |
| <colgroup> |
| <col style="width: 33.3333%;"> |
| <col style="width: 66.6667%;"> |
| </colgroup> |
| <thead> |
| <tr> |
| <th class="tableblock halign-left valign-top">Response Type</th> |
| <th class="tableblock halign-left valign-top">Description</th> |
| </tr> |
| </thead> |
| <tbody> |
| <tr> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">Header</p></td> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">Response Header</p></td> |
| </tr> |
| </tbody> |
| </table> |
| <code-tabs><code-tab data-tab='Request'><div class="listingblock"> |
| <div class="content"> |
| <pre class="rouge highlight"><code data-lang="java"><span class="nc">DataOutputStream</span> <span class="n">out</span> <span class="o">=</span> <span class="k">new</span> <span class="nc">DataOutputStream</span><span class="o">(</span><span class="n">socket</span><span class="o">.</span><span class="na">getOutputStream</span><span class="o">());</span> |
| |
| <span class="c1">// Request header</span> |
| <span class="n">writeRequestHeader</span><span class="o">(</span><span class="mi">15</span><span class="o">,</span> <span class="no">OP_CACHE_PUT</span><span class="o">,</span> <span class="mi">1</span><span class="o">,</span> <span class="n">out</span><span class="o">);</span> |
| |
| <span class="c1">// Cache id</span> |
| <span class="n">writeIntLittleEndian</span><span class="o">(</span><span class="n">cacheName</span><span class="o">.</span><span class="na">hashCode</span><span class="o">(),</span> <span class="n">out</span><span class="o">);</span> |
| |
| <span class="c1">// Flags = none</span> |
| <span class="n">writeByteLittleEndian</span><span class="o">(</span><span class="mi">0</span><span class="o">,</span> <span class="n">out</span><span class="o">);</span> |
| |
| <span class="c1">// Cache key data object</span> |
| <span class="n">writeByteLittleEndian</span><span class="o">(</span><span class="mi">3</span><span class="o">,</span> <span class="n">out</span><span class="o">);</span> <span class="c1">// Integer type code</span> |
| <span class="n">writeIntLittleEndian</span><span class="o">(</span><span class="n">key</span><span class="o">,</span> <span class="n">out</span><span class="o">);</span> <span class="c1">// Cache key</span> |
| |
| <span class="c1">// Cache value data object</span> |
| <span class="n">writeByteLittleEndian</span><span class="o">(</span><span class="mi">3</span><span class="o">,</span> <span class="n">out</span><span class="o">);</span> <span class="c1">// Integer type code</span> |
| <span class="n">writeIntLittleEndian</span><span class="o">(</span><span class="n">value</span><span class="o">,</span> <span class="n">out</span><span class="o">);</span> <span class="c1">// Cache value</span></code></pre> |
| </div> |
| </div></code-tab><code-tab data-tab='Response'><div class="listingblock"> |
| <div class="content"> |
| <pre class="rouge highlight"><code data-lang="java"><span class="c1">// Read result</span> |
| <span class="nc">DataInputStream</span> <span class="n">in</span> <span class="o">=</span> <span class="k">new</span> <span class="nc">DataInputStream</span><span class="o">(</span><span class="n">socket</span><span class="o">.</span><span class="na">getInputStream</span><span class="o">());</span> |
| |
| <span class="c1">// Response header</span> |
| <span class="n">readResponseHeader</span><span class="o">(</span><span class="n">in</span><span class="o">);</span></code></pre> |
| </div> |
| </div></code-tab></code-tabs> |
| </div> |
| </div> |
| <div class="sect1"> |
| <h2 id="op_cache_put_all">OP_CACHE_PUT_ALL</h2> |
| <div class="sectionbody"> |
| <div class="paragraph"> |
| <p>Puts multiple key-value pairs to cache (overwriting existing associations if any).</p> |
| </div> |
| <table class="tableblock frame-all grid-all stripes-even stretch"> |
| <colgroup> |
| <col style="width: 33.3333%;"> |
| <col style="width: 66.6667%;"> |
| </colgroup> |
| <thead> |
| <tr> |
| <th class="tableblock halign-left valign-top">Request Type</th> |
| <th class="tableblock halign-left valign-top">Description</th> |
| </tr> |
| </thead> |
| <tbody> |
| <tr> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">Header</p></td> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">Request Header.</p></td> |
| </tr> |
| <tr> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">int</p></td> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">Cache ID: Java-style hash code of the cache name.</p></td> |
| </tr> |
| <tr> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">byte</p></td> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">Use 0. This field is deprecated and will be removed in the future.</p></td> |
| </tr> |
| <tr> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">int</p></td> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">Key-value pair count</p></td> |
| </tr> |
| <tr> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">Key Data Object + Value Data</p></td> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">Object Key-value pairs.</p> |
| <p class="tableblock">Repeat for as many times as the key-value pair count that is passed in the previous parameter.</p></td> |
| </tr> |
| </tbody> |
| </table> |
| <table class="tableblock frame-all grid-all stripes-even stretch"> |
| <colgroup> |
| <col style="width: 33.3333%;"> |
| <col style="width: 66.6667%;"> |
| </colgroup> |
| <thead> |
| <tr> |
| <th class="tableblock halign-left valign-top">Response Type</th> |
| <th class="tableblock halign-left valign-top">Description</th> |
| </tr> |
| </thead> |
| <tbody> |
| <tr> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">Header</p></td> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">Response header.</p></td> |
| </tr> |
| </tbody> |
| </table> |
| <code-tabs><code-tab data-tab='Request'><div class="listingblock"> |
| <div class="content"> |
| <pre class="rouge highlight"><code data-lang="java"><span class="nc">DataOutputStream</span> <span class="n">out</span> <span class="o">=</span> <span class="k">new</span> <span class="nc">DataOutputStream</span><span class="o">(</span><span class="n">socket</span><span class="o">.</span><span class="na">getOutputStream</span><span class="o">());</span> |
| |
| <span class="c1">// Request header</span> |
| <span class="n">writeRequestHeader</span><span class="o">(</span><span class="mi">29</span><span class="o">,</span> <span class="no">OP_CACHE_PUT_ALL</span><span class="o">,</span> <span class="mi">1</span><span class="o">,</span> <span class="n">out</span><span class="o">);</span> |
| |
| <span class="c1">// Cache id</span> |
| <span class="n">writeIntLittleEndian</span><span class="o">(</span><span class="n">cacheName</span><span class="o">.</span><span class="na">hashCode</span><span class="o">(),</span> <span class="n">out</span><span class="o">);</span> |
| |
| <span class="c1">// Flags = none</span> |
| <span class="n">writeByteLittleEndian</span><span class="o">(</span><span class="mi">0</span><span class="o">,</span> <span class="n">out</span><span class="o">);</span> |
| |
| <span class="c1">// Entry Count</span> |
| <span class="n">writeIntLittleEndian</span><span class="o">(</span><span class="mi">2</span><span class="o">,</span> <span class="n">out</span><span class="o">);</span> |
| |
| <span class="c1">// Cache key data object 1</span> |
| <span class="n">writeByteLittleEndian</span><span class="o">(</span><span class="mi">3</span><span class="o">,</span> <span class="n">out</span><span class="o">);</span> <span class="c1">// Integer type code</span> |
| <span class="n">writeIntLittleEndian</span><span class="o">(</span><span class="n">key1</span><span class="o">,</span> <span class="n">out</span><span class="o">);</span> <span class="c1">// Cache key</span> |
| |
| <span class="c1">// Cache value data object 1</span> |
| <span class="n">writeByteLittleEndian</span><span class="o">(</span><span class="mi">3</span><span class="o">,</span> <span class="n">out</span><span class="o">);</span> <span class="c1">// Integer type code</span> |
| <span class="n">writeIntLittleEndian</span><span class="o">(</span><span class="n">value1</span><span class="o">,</span> <span class="n">out</span><span class="o">);</span> <span class="c1">// Cache value</span> |
| |
| <span class="c1">// Cache key data object 2</span> |
| <span class="n">writeByteLittleEndian</span><span class="o">(</span><span class="mi">3</span><span class="o">,</span> <span class="n">out</span><span class="o">);</span> <span class="c1">// Integer type code</span> |
| <span class="n">writeIntLittleEndian</span><span class="o">(</span><span class="n">key2</span><span class="o">,</span> <span class="n">out</span><span class="o">);</span> <span class="c1">// Cache key</span> |
| |
| <span class="c1">// Cache value data object 2</span> |
| <span class="n">writeByteLittleEndian</span><span class="o">(</span><span class="mi">3</span><span class="o">,</span> <span class="n">out</span><span class="o">);</span> <span class="c1">// Integer type code</span> |
| <span class="n">writeIntLittleEndian</span><span class="o">(</span><span class="n">value2</span><span class="o">,</span> <span class="n">out</span><span class="o">);</span> <span class="c1">// Cache value</span></code></pre> |
| </div> |
| </div></code-tab><code-tab data-tab='Response'><div class="listingblock"> |
| <div class="content"> |
| <pre class="rouge highlight"><code data-lang="java"><span class="c1">// Read result</span> |
| <span class="nc">DataInputStream</span> <span class="n">in</span> <span class="o">=</span> <span class="k">new</span> <span class="nc">DataInputStream</span><span class="o">(</span><span class="n">socket</span><span class="o">.</span><span class="na">getInputStream</span><span class="o">());</span> |
| |
| <span class="c1">// Response header</span> |
| <span class="n">readResponseHeader</span><span class="o">(</span><span class="n">in</span><span class="o">);</span></code></pre> |
| </div> |
| </div></code-tab></code-tabs> |
| </div> |
| </div> |
| <div class="sect1"> |
| <h2 id="op_cache_contains_key">OP_CACHE_CONTAINS_KEY</h2> |
| <div class="sectionbody"> |
| <div class="paragraph"> |
| <p>Returns a value indicating whether given key is present in cache.</p> |
| </div> |
| <table class="tableblock frame-all grid-all stripes-even stretch"> |
| <colgroup> |
| <col style="width: 33.3333%;"> |
| <col style="width: 66.6667%;"> |
| </colgroup> |
| <thead> |
| <tr> |
| <th class="tableblock halign-left valign-top">Request Type</th> |
| <th class="tableblock halign-left valign-top">Description</th> |
| </tr> |
| </thead> |
| <tbody> |
| <tr> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">Header</p></td> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">Request Header.</p></td> |
| </tr> |
| <tr> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">int</p></td> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">Cache ID: Java-style hash code of the cache name.</p></td> |
| </tr> |
| <tr> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">byte</p></td> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">Use 0. This field is deprecated and will be removed in the future.</p></td> |
| </tr> |
| <tr> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">Data Object</p></td> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">Key for the cache entry.</p></td> |
| </tr> |
| </tbody> |
| </table> |
| <table class="tableblock frame-all grid-all stripes-even stretch"> |
| <colgroup> |
| <col style="width: 33.3333%;"> |
| <col style="width: 66.6667%;"> |
| </colgroup> |
| <thead> |
| <tr> |
| <th class="tableblock halign-left valign-top">Response Type</th> |
| <th class="tableblock halign-left valign-top">Description</th> |
| </tr> |
| </thead> |
| <tbody> |
| <tr> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">Header</p></td> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">Response header.</p></td> |
| </tr> |
| <tr> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">bool</p></td> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">True when key is present, false otherwise.</p></td> |
| </tr> |
| </tbody> |
| </table> |
| <code-tabs><code-tab data-tab='Request'><div class="listingblock"> |
| <div class="content"> |
| <pre class="rouge highlight"><code data-lang="java"><span class="nc">DataOutputStream</span> <span class="n">out</span> <span class="o">=</span> <span class="k">new</span> <span class="nc">DataOutputStream</span><span class="o">(</span><span class="n">socket</span><span class="o">.</span><span class="na">getOutputStream</span><span class="o">());</span> |
| |
| <span class="c1">// Request header</span> |
| <span class="n">writeRequestHeader</span><span class="o">(</span><span class="mi">10</span><span class="o">,</span> <span class="no">OP_CACHE_CONTAINS_KEY</span><span class="o">,</span> <span class="mi">1</span><span class="o">,</span> <span class="n">out</span><span class="o">);</span> |
| |
| <span class="c1">// Cache id</span> |
| <span class="n">writeIntLittleEndian</span><span class="o">(</span><span class="n">cacheName</span><span class="o">.</span><span class="na">hashCode</span><span class="o">(),</span> <span class="n">out</span><span class="o">);</span> |
| |
| <span class="c1">// Flags = none</span> |
| <span class="n">writeByteLittleEndian</span><span class="o">(</span><span class="mi">0</span><span class="o">,</span> <span class="n">out</span><span class="o">);</span> |
| |
| <span class="c1">// Cache key data object</span> |
| <span class="n">writeByteLittleEndian</span><span class="o">(</span><span class="mi">3</span><span class="o">,</span> <span class="n">out</span><span class="o">);</span> <span class="c1">// Integer type code</span> |
| <span class="n">writeIntLittleEndian</span><span class="o">(</span><span class="n">key</span><span class="o">,</span> <span class="n">out</span><span class="o">);</span> <span class="c1">// Cache key</span></code></pre> |
| </div> |
| </div></code-tab><code-tab data-tab='Response'><div class="listingblock"> |
| <div class="content"> |
| <pre class="rouge highlight"><code data-lang="java"><span class="c1">// Read result</span> |
| <span class="nc">DataInputStream</span> <span class="n">in</span> <span class="o">=</span> <span class="k">new</span> <span class="nc">DataInputStream</span><span class="o">(</span><span class="n">socket</span><span class="o">.</span><span class="na">getInputStream</span><span class="o">());</span> |
| |
| <span class="c1">// Response header</span> |
| <span class="n">readResponseHeader</span><span class="o">(</span><span class="n">in</span><span class="o">);</span> |
| |
| <span class="c1">// Result</span> |
| <span class="kt">boolean</span> <span class="n">res</span> <span class="o">=</span> <span class="n">readBooleanLittleEndian</span><span class="o">(</span><span class="n">in</span><span class="o">);</span></code></pre> |
| </div> |
| </div></code-tab></code-tabs> |
| </div> |
| </div> |
| <div class="sect1"> |
| <h2 id="op_cache_contains_keys">OP_CACHE_CONTAINS_KEYS</h2> |
| <div class="sectionbody"> |
| <div class="paragraph"> |
| <p>Returns a value indicating whether all given keys are present in cache.</p> |
| </div> |
| <table class="tableblock frame-all grid-all stripes-even stretch"> |
| <colgroup> |
| <col style="width: 33.3333%;"> |
| <col style="width: 66.6667%;"> |
| </colgroup> |
| <thead> |
| <tr> |
| <th class="tableblock halign-left valign-top">Request Type</th> |
| <th class="tableblock halign-left valign-top">Description</th> |
| </tr> |
| </thead> |
| <tbody> |
| <tr> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">Header</p></td> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">Request Header.</p></td> |
| </tr> |
| <tr> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">int</p></td> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">Cache ID: Java-style hash code of the cache name.</p></td> |
| </tr> |
| <tr> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">byte</p></td> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">Use 0. This field is deprecated and will be removed in the future.</p></td> |
| </tr> |
| <tr> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">int</p></td> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">Key count.</p></td> |
| </tr> |
| <tr> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">Data Object</p></td> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">Key obtained from cache.</p> |
| <p class="tableblock">Repeat for as many times as the key count that is passed in the previous parameter.</p></td> |
| </tr> |
| </tbody> |
| </table> |
| <table class="tableblock frame-all grid-all stripes-even stretch"> |
| <colgroup> |
| <col style="width: 33.3333%;"> |
| <col style="width: 66.6667%;"> |
| </colgroup> |
| <thead> |
| <tr> |
| <th class="tableblock halign-left valign-top">Response Type</th> |
| <th class="tableblock halign-left valign-top">Description</th> |
| </tr> |
| </thead> |
| <tbody> |
| <tr> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">Header</p></td> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">Response header.</p></td> |
| </tr> |
| <tr> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">bool</p></td> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">True when keys are present, false otherwise.</p></td> |
| </tr> |
| </tbody> |
| </table> |
| <code-tabs><code-tab data-tab='Request'><div class="listingblock"> |
| <div class="content"> |
| <pre class="rouge highlight"><code data-lang="java"><span class="nc">DataOutputStream</span> <span class="n">out</span> <span class="o">=</span> <span class="k">new</span> <span class="nc">DataOutputStream</span><span class="o">(</span><span class="n">socket</span><span class="o">.</span><span class="na">getOutputStream</span><span class="o">());</span> |
| |
| <span class="c1">// Request header</span> |
| <span class="n">writeRequestHeader</span><span class="o">(</span><span class="mi">19</span><span class="o">,</span> <span class="no">OP_CACHE_CONTAINS_KEYS</span><span class="o">,</span> <span class="mi">1</span><span class="o">,</span> <span class="n">out</span><span class="o">);</span> |
| |
| <span class="c1">// Cache id</span> |
| <span class="n">writeIntLittleEndian</span><span class="o">(</span><span class="n">cacheName</span><span class="o">.</span><span class="na">hashCode</span><span class="o">(),</span> <span class="n">out</span><span class="o">);</span> |
| |
| <span class="c1">// Flags = none</span> |
| <span class="n">writeByteLittleEndian</span><span class="o">(</span><span class="mi">0</span><span class="o">,</span> <span class="n">out</span><span class="o">);</span> |
| |
| <span class="c1">//Count</span> |
| <span class="n">writeIntLittleEndian</span><span class="o">(</span><span class="mi">2</span><span class="o">,</span> <span class="n">out</span><span class="o">);</span> |
| |
| <span class="c1">// Cache key data object 1</span> |
| <span class="kt">int</span> <span class="n">key1</span> <span class="o">=</span> <span class="mi">11</span><span class="o">;</span> |
| <span class="n">writeByteLittleEndian</span><span class="o">(</span><span class="mi">3</span><span class="o">,</span> <span class="n">out</span><span class="o">);</span> <span class="c1">// Integer type code</span> |
| <span class="n">writeIntLittleEndian</span><span class="o">(</span><span class="n">key1</span><span class="o">,</span> <span class="n">out</span><span class="o">);</span> <span class="c1">// Cache key</span> |
| |
| <span class="c1">// Cache key data object 2</span> |
| <span class="kt">int</span> <span class="n">key2</span> <span class="o">=</span> <span class="mi">22</span><span class="o">;</span> |
| <span class="n">writeByteLittleEndian</span><span class="o">(</span><span class="mi">3</span><span class="o">,</span> <span class="n">out</span><span class="o">);</span> <span class="c1">// Integer type code</span> |
| <span class="n">writeIntLittleEndian</span><span class="o">(</span><span class="n">key2</span><span class="o">,</span> <span class="n">out</span><span class="o">);</span> <span class="c1">// Cache key</span></code></pre> |
| </div> |
| </div></code-tab><code-tab data-tab='Response'><div class="listingblock"> |
| <div class="content"> |
| <pre class="rouge highlight"><code data-lang="java"><span class="c1">// Read result</span> |
| <span class="nc">DataInputStream</span> <span class="n">in</span> <span class="o">=</span> <span class="k">new</span> <span class="nc">DataInputStream</span><span class="o">(</span><span class="n">socket</span><span class="o">.</span><span class="na">getInputStream</span><span class="o">());</span> |
| |
| <span class="c1">// Response header</span> |
| <span class="n">readResponseHeader</span><span class="o">(</span><span class="n">in</span><span class="o">);</span> |
| |
| <span class="c1">// Resulting boolean value</span> |
| <span class="kt">boolean</span> <span class="n">res</span> <span class="o">=</span> <span class="n">readBooleanLittleEndian</span><span class="o">(</span><span class="n">in</span><span class="o">);</span></code></pre> |
| </div> |
| </div></code-tab></code-tabs> |
| </div> |
| </div> |
| <div class="sect1"> |
| <h2 id="op_cache_get_and_put">OP_CACHE_GET_AND_PUT</h2> |
| <div class="sectionbody"> |
| <div class="paragraph"> |
| <p>Puts a key and an associated value into a cache and returns the previous value for that key. If the cache does not contain the key, a new entry is created and null is returned.</p> |
| </div> |
| <table class="tableblock frame-all grid-all stripes-even stretch"> |
| <colgroup> |
| <col style="width: 33.3333%;"> |
| <col style="width: 66.6667%;"> |
| </colgroup> |
| <thead> |
| <tr> |
| <th class="tableblock halign-left valign-top">Request Type</th> |
| <th class="tableblock halign-left valign-top">Description</th> |
| </tr> |
| </thead> |
| <tbody> |
| <tr> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">Header</p></td> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">Request Header.</p></td> |
| </tr> |
| <tr> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">int</p></td> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">Cache ID: Java-style hash code of the cache name.</p></td> |
| </tr> |
| <tr> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">byte</p></td> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">Use 0. This field is deprecated and will be removed in the future.</p></td> |
| </tr> |
| <tr> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">Data Object</p></td> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">The key to be updated.</p></td> |
| </tr> |
| <tr> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">Data Object</p></td> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">The new value for the specified key.</p></td> |
| </tr> |
| </tbody> |
| </table> |
| <table class="tableblock frame-all grid-all stripes-even stretch"> |
| <colgroup> |
| <col style="width: 33.3333%;"> |
| <col style="width: 66.6667%;"> |
| </colgroup> |
| <thead> |
| <tr> |
| <th class="tableblock halign-left valign-top">Response Type</th> |
| <th class="tableblock halign-left valign-top">Description</th> |
| </tr> |
| </thead> |
| <tbody> |
| <tr> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">Header</p></td> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">Response header.</p></td> |
| </tr> |
| <tr> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">Data Object</p></td> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">The existing value associated with the specified key, or null.</p></td> |
| </tr> |
| </tbody> |
| </table> |
| <code-tabs><code-tab data-tab='Request'><div class="listingblock"> |
| <div class="content"> |
| <pre class="rouge highlight"><code data-lang="java"><span class="nc">DataOutputStream</span> <span class="n">out</span> <span class="o">=</span> <span class="k">new</span> <span class="nc">DataOutputStream</span><span class="o">(</span><span class="n">socket</span><span class="o">.</span><span class="na">getOutputStream</span><span class="o">());</span> |
| |
| <span class="c1">// Request header</span> |
| <span class="n">writeRequestHeader</span><span class="o">(</span><span class="mi">15</span><span class="o">,</span> <span class="no">OP_CACHE_GET_AND_PUT</span><span class="o">,</span> <span class="mi">1</span><span class="o">,</span> <span class="n">out</span><span class="o">);</span> |
| |
| <span class="c1">// Cache id</span> |
| <span class="n">writeIntLittleEndian</span><span class="o">(</span><span class="n">cacheName</span><span class="o">.</span><span class="na">hashCode</span><span class="o">(),</span> <span class="n">out</span><span class="o">);</span> |
| |
| <span class="c1">// Flags = none</span> |
| <span class="n">writeByteLittleEndian</span><span class="o">(</span><span class="mi">0</span><span class="o">,</span> <span class="n">out</span><span class="o">);</span> |
| |
| <span class="c1">// Cache key data object</span> |
| <span class="n">writeByteLittleEndian</span><span class="o">(</span><span class="mi">3</span><span class="o">,</span> <span class="n">out</span><span class="o">);</span> <span class="c1">// Integer type code</span> |
| <span class="n">writeIntLittleEndian</span><span class="o">(</span><span class="n">key</span><span class="o">,</span> <span class="n">out</span><span class="o">);</span> <span class="c1">// Cache key</span> |
| |
| <span class="c1">// Cache value data object</span> |
| <span class="n">writeByteLittleEndian</span><span class="o">(</span><span class="mi">3</span><span class="o">,</span> <span class="n">out</span><span class="o">);</span> <span class="c1">// Integer type code</span> |
| <span class="n">writeIntLittleEndian</span><span class="o">(</span><span class="n">value</span><span class="o">,</span> <span class="n">out</span><span class="o">);</span> <span class="c1">// Cache value</span></code></pre> |
| </div> |
| </div></code-tab><code-tab data-tab='Response'><div class="listingblock"> |
| <div class="content"> |
| <pre class="rouge highlight"><code data-lang="java"><span class="c1">// Read result</span> |
| <span class="nc">DataInputStream</span> <span class="n">in</span> <span class="o">=</span> <span class="k">new</span> <span class="nc">DataInputStream</span><span class="o">(</span><span class="n">socket</span><span class="o">.</span><span class="na">getInputStream</span><span class="o">());</span> |
| |
| <span class="c1">// Response header</span> |
| <span class="n">readResponseHeader</span><span class="o">(</span><span class="n">in</span><span class="o">);</span> |
| |
| <span class="c1">// Resulting cache value (Data Object)</span> |
| <span class="kt">int</span> <span class="n">resTypeCode</span> <span class="o">=</span> <span class="n">readByteLittleEndian</span><span class="o">(</span><span class="n">in</span><span class="o">);</span> |
| <span class="kt">int</span> <span class="n">value</span> <span class="o">=</span> <span class="n">readIntLittleEndian</span><span class="o">(</span><span class="n">in</span><span class="o">);</span></code></pre> |
| </div> |
| </div></code-tab></code-tabs> |
| </div> |
| </div> |
| <div class="sect1"> |
| <h2 id="op_cache_get_and_replace">OP_CACHE_GET_AND_REPLACE</h2> |
| <div class="sectionbody"> |
| <div class="paragraph"> |
| <p>Replaces the value associated with the given key in the specified cache and returns the previous value. If the cache does not contain the key, the operation returns null without changing the cache.</p> |
| </div> |
| <table class="tableblock frame-all grid-all stripes-even stretch"> |
| <colgroup> |
| <col style="width: 33.3333%;"> |
| <col style="width: 66.6667%;"> |
| </colgroup> |
| <thead> |
| <tr> |
| <th class="tableblock halign-left valign-top">Request Type</th> |
| <th class="tableblock halign-left valign-top">Description</th> |
| </tr> |
| </thead> |
| <tbody> |
| <tr> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">Header</p></td> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">Request Header.</p></td> |
| </tr> |
| <tr> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">int</p></td> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">Cache ID: Java-style hash code of the cache name.</p></td> |
| </tr> |
| <tr> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">byte</p></td> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">Use 0. This field is deprecated and will be removed in the future.</p></td> |
| </tr> |
| <tr> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">Data Object</p></td> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">The key whose value is to be replaced.</p></td> |
| </tr> |
| <tr> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">Data Object</p></td> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">The new value to be associated with the specified key.</p></td> |
| </tr> |
| </tbody> |
| </table> |
| <table class="tableblock frame-all grid-all stripes-even stretch"> |
| <colgroup> |
| <col style="width: 33.3333%;"> |
| <col style="width: 66.6667%;"> |
| </colgroup> |
| <thead> |
| <tr> |
| <th class="tableblock halign-left valign-top">Response Type</th> |
| <th class="tableblock halign-left valign-top">Description</th> |
| </tr> |
| </thead> |
| <tbody> |
| <tr> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">Header</p></td> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">Response header.</p></td> |
| </tr> |
| <tr> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">Data Object</p></td> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">The previous value associated with the given key, or null if the key does not exist.</p></td> |
| </tr> |
| </tbody> |
| </table> |
| <code-tabs><code-tab data-tab='Request'><div class="listingblock"> |
| <div class="content"> |
| <pre class="rouge highlight"><code data-lang="java"><span class="nc">DataOutputStream</span> <span class="n">out</span> <span class="o">=</span> <span class="k">new</span> <span class="nc">DataOutputStream</span><span class="o">(</span><span class="n">socket</span><span class="o">.</span><span class="na">getOutputStream</span><span class="o">());</span> |
| |
| <span class="c1">// Request header</span> |
| <span class="n">writeRequestHeader</span><span class="o">(</span><span class="mi">15</span><span class="o">,</span> <span class="no">OP_CACHE_GET_AND_REPLACE</span><span class="o">,</span> <span class="mi">1</span><span class="o">,</span> <span class="n">out</span><span class="o">);</span> |
| |
| <span class="c1">// Cache id</span> |
| <span class="n">writeIntLittleEndian</span><span class="o">(</span><span class="n">cacheName</span><span class="o">.</span><span class="na">hashCode</span><span class="o">(),</span> <span class="n">out</span><span class="o">);</span> |
| |
| <span class="c1">// Flags = none</span> |
| <span class="n">writeByteLittleEndian</span><span class="o">(</span><span class="mi">0</span><span class="o">,</span> <span class="n">out</span><span class="o">);</span> |
| |
| <span class="c1">// Cache key data object</span> |
| <span class="n">writeByteLittleEndian</span><span class="o">(</span><span class="mi">3</span><span class="o">,</span> <span class="n">out</span><span class="o">);</span> <span class="c1">// Integer type code</span> |
| <span class="n">writeIntLittleEndian</span><span class="o">(</span><span class="n">key</span><span class="o">,</span> <span class="n">out</span><span class="o">);</span> <span class="c1">// Cache key</span> |
| |
| <span class="c1">// Cache value data object</span> |
| <span class="n">writeByteLittleEndian</span><span class="o">(</span><span class="mi">3</span><span class="o">,</span> <span class="n">out</span><span class="o">);</span> <span class="c1">// Integer type code</span> |
| <span class="n">writeIntLittleEndian</span><span class="o">(</span><span class="n">value</span><span class="o">,</span> <span class="n">out</span><span class="o">);</span> <span class="c1">// Cache value</span></code></pre> |
| </div> |
| </div></code-tab><code-tab data-tab='Response'><div class="listingblock"> |
| <div class="content"> |
| <pre class="rouge highlight"><code data-lang="java"><span class="c1">// Read result</span> |
| <span class="nc">DataInputStream</span> <span class="n">in</span> <span class="o">=</span> <span class="k">new</span> <span class="nc">DataInputStream</span><span class="o">(</span><span class="n">socket</span><span class="o">.</span><span class="na">getInputStream</span><span class="o">());</span> |
| |
| <span class="c1">// Response header</span> |
| <span class="n">readResponseHeader</span><span class="o">(</span><span class="n">in</span><span class="o">);</span> |
| |
| <span class="c1">// Resulting cache value (Data Object)</span> |
| <span class="kt">int</span> <span class="n">resTypeCode</span> <span class="o">=</span> <span class="n">readByteLittleEndian</span><span class="o">(</span><span class="n">in</span><span class="o">);</span> |
| <span class="kt">int</span> <span class="n">value</span> <span class="o">=</span> <span class="n">readIntLittleEndian</span><span class="o">(</span><span class="n">in</span><span class="o">);</span></code></pre> |
| </div> |
| </div></code-tab></code-tabs> |
| </div> |
| </div> |
| <div class="sect1"> |
| <h2 id="op_cache_get_and_remove">OP_CACHE_GET_AND_REMOVE</h2> |
| <div class="sectionbody"> |
| <div class="paragraph"> |
| <p>Removes a specific entry from a cache and returns the entry’s value. If the key does not exist, null is returned.</p> |
| </div> |
| <table class="tableblock frame-all grid-all stripes-even stretch"> |
| <colgroup> |
| <col style="width: 33.3333%;"> |
| <col style="width: 66.6667%;"> |
| </colgroup> |
| <thead> |
| <tr> |
| <th class="tableblock halign-left valign-top">Request Type</th> |
| <th class="tableblock halign-left valign-top">Description</th> |
| </tr> |
| </thead> |
| <tbody> |
| <tr> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">Header</p></td> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">Request Header.</p></td> |
| </tr> |
| <tr> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">int</p></td> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">Cache ID: Java-style hash code of the cache name.</p></td> |
| </tr> |
| <tr> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">byte</p></td> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">Use 0. This field is deprecated and will be removed in the future.</p></td> |
| </tr> |
| <tr> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">Data Object</p></td> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">The key to be removed.</p></td> |
| </tr> |
| </tbody> |
| </table> |
| <table class="tableblock frame-all grid-all stripes-even stretch"> |
| <colgroup> |
| <col style="width: 33.3333%;"> |
| <col style="width: 66.6667%;"> |
| </colgroup> |
| <thead> |
| <tr> |
| <th class="tableblock halign-left valign-top">Response Type</th> |
| <th class="tableblock halign-left valign-top">Description</th> |
| </tr> |
| </thead> |
| <tbody> |
| <tr> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">Header</p></td> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">Response header.</p></td> |
| </tr> |
| <tr> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">Data Object</p></td> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">The existing value associated with the specified key or null, if the key does not exist.</p></td> |
| </tr> |
| </tbody> |
| </table> |
| <code-tabs><code-tab data-tab='Request'><div class="listingblock"> |
| <div class="content"> |
| <pre class="rouge highlight"><code data-lang="java"><span class="nc">DataOutputStream</span> <span class="n">out</span> <span class="o">=</span> <span class="k">new</span> <span class="nc">DataOutputStream</span><span class="o">(</span><span class="n">socket</span><span class="o">.</span><span class="na">getOutputStream</span><span class="o">());</span> |
| |
| <span class="c1">// Request header</span> |
| <span class="n">writeRequestHeader</span><span class="o">(</span><span class="mi">10</span><span class="o">,</span> <span class="no">OP_CACHE_GET_AND_REMOVE</span><span class="o">,</span> <span class="mi">1</span><span class="o">,</span> <span class="n">out</span><span class="o">);</span> |
| |
| <span class="c1">// Cache id</span> |
| <span class="n">writeIntLittleEndian</span><span class="o">(</span><span class="n">cacheName</span><span class="o">.</span><span class="na">hashCode</span><span class="o">(),</span> <span class="n">out</span><span class="o">);</span> |
| |
| <span class="c1">// Flags = none</span> |
| <span class="n">writeByteLittleEndian</span><span class="o">(</span><span class="mi">0</span><span class="o">,</span> <span class="n">out</span><span class="o">);</span> |
| |
| <span class="c1">// Cache key data object</span> |
| <span class="n">writeByteLittleEndian</span><span class="o">(</span><span class="mi">3</span><span class="o">,</span> <span class="n">out</span><span class="o">);</span> <span class="c1">// Integer type code</span> |
| <span class="n">writeIntLittleEndian</span><span class="o">(</span><span class="n">key</span><span class="o">,</span> <span class="n">out</span><span class="o">);</span> <span class="c1">// Cache key</span></code></pre> |
| </div> |
| </div></code-tab><code-tab data-tab='Response'><div class="listingblock"> |
| <div class="content"> |
| <pre class="rouge highlight"><code data-lang="java"><span class="c1">// Read result</span> |
| <span class="nc">DataInputStream</span> <span class="n">in</span> <span class="o">=</span> <span class="k">new</span> <span class="nc">DataInputStream</span><span class="o">(</span><span class="n">socket</span><span class="o">.</span><span class="na">getInputStream</span><span class="o">());</span> |
| |
| <span class="c1">// Response header</span> |
| <span class="n">readResponseHeader</span><span class="o">(</span><span class="n">in</span><span class="o">);</span> |
| |
| <span class="c1">// Resulting cache value (Data Object)</span> |
| <span class="kt">int</span> <span class="n">resTypeCode</span> <span class="o">=</span> <span class="n">readByte</span><span class="o">(</span><span class="n">in</span><span class="o">);</span> |
| <span class="kt">int</span> <span class="n">value</span> <span class="o">=</span> <span class="n">readInt</span><span class="o">(</span><span class="n">in</span><span class="o">);</span></code></pre> |
| </div> |
| </div></code-tab></code-tabs> |
| </div> |
| </div> |
| <div class="sect1"> |
| <h2 id="op_cache_put_if_absent">OP_CACHE_PUT_IF_ABSENT</h2> |
| <div class="sectionbody"> |
| <div class="paragraph"> |
| <p>Puts an entry to a cache if that entry does not exist.</p> |
| </div> |
| <table class="tableblock frame-all grid-all stripes-even stretch"> |
| <colgroup> |
| <col style="width: 33.3333%;"> |
| <col style="width: 66.6667%;"> |
| </colgroup> |
| <thead> |
| <tr> |
| <th class="tableblock halign-left valign-top">Request Type</th> |
| <th class="tableblock halign-left valign-top">Description</th> |
| </tr> |
| </thead> |
| <tbody> |
| <tr> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">Header</p></td> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">Request Header.</p></td> |
| </tr> |
| <tr> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">int</p></td> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">Cache ID: Java-style hash code of the cache name.</p></td> |
| </tr> |
| <tr> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">byte</p></td> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">Use 0. This field is deprecated and will be removed in the future.</p></td> |
| </tr> |
| <tr> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">Data Object</p></td> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">The key of the entry to be added.</p></td> |
| </tr> |
| <tr> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">Data Object</p></td> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">The value of the key to be added.</p></td> |
| </tr> |
| </tbody> |
| </table> |
| <table class="tableblock frame-all grid-all stripes-even stretch"> |
| <colgroup> |
| <col style="width: 33.3333%;"> |
| <col style="width: 66.6667%;"> |
| </colgroup> |
| <thead> |
| <tr> |
| <th class="tableblock halign-left valign-top">Response Type</th> |
| <th class="tableblock halign-left valign-top">Description</th> |
| </tr> |
| </thead> |
| <tbody> |
| <tr> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">Header</p></td> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">Response header.</p></td> |
| </tr> |
| <tr> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">bool</p></td> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">true if the new entry is created, false if the entry already exists.</p></td> |
| </tr> |
| </tbody> |
| </table> |
| <code-tabs><code-tab data-tab='Request'><div class="listingblock"> |
| <div class="content"> |
| <pre class="rouge highlight"><code data-lang="java"><span class="nc">DataOutputStream</span> <span class="n">out</span> <span class="o">=</span> <span class="k">new</span> <span class="nc">DataOutputStream</span><span class="o">(</span><span class="n">socket</span><span class="o">.</span><span class="na">getOutputStream</span><span class="o">());</span> |
| |
| <span class="c1">// Request header</span> |
| <span class="n">writeRequestHeader</span><span class="o">(</span><span class="mi">15</span><span class="o">,</span> <span class="no">OP_CACHE_PUT_IF_ABSENT</span><span class="o">,</span> <span class="mi">1</span><span class="o">,</span> <span class="n">out</span><span class="o">);</span> |
| |
| <span class="c1">// Cache id</span> |
| <span class="n">writeIntLittleEndian</span><span class="o">(</span><span class="n">cacheName</span><span class="o">.</span><span class="na">hashCode</span><span class="o">(),</span> <span class="n">out</span><span class="o">);</span> |
| |
| <span class="c1">// Flags = none</span> |
| <span class="n">writeByteLittleEndian</span><span class="o">(</span><span class="mi">0</span><span class="o">,</span> <span class="n">out</span><span class="o">);</span> |
| |
| <span class="c1">// Cache key data object</span> |
| <span class="n">writeByteLittleEndian</span><span class="o">(</span><span class="mi">3</span><span class="o">,</span> <span class="n">out</span><span class="o">);</span> <span class="c1">// Integer type code</span> |
| <span class="n">writeIntLittleEndian</span><span class="o">(</span><span class="n">key</span><span class="o">,</span> <span class="n">out</span><span class="o">);</span> <span class="c1">// Cache key</span> |
| |
| <span class="c1">// Cache value data object</span> |
| <span class="n">writeByteLittleEndian</span><span class="o">(</span><span class="mi">3</span><span class="o">,</span> <span class="n">out</span><span class="o">);</span> <span class="c1">// Integer type code</span> |
| <span class="n">writeIntLittleEndian</span><span class="o">(</span><span class="n">value</span><span class="o">,</span> <span class="n">out</span><span class="o">);</span> <span class="c1">// Cache Value</span></code></pre> |
| </div> |
| </div></code-tab><code-tab data-tab='Response'><div class="listingblock"> |
| <div class="content"> |
| <pre class="rouge highlight"><code data-lang="java"><span class="c1">// Read result</span> |
| <span class="nc">DataInputStream</span> <span class="n">in</span> <span class="o">=</span> <span class="k">new</span> <span class="nc">DataInputStream</span><span class="o">(</span><span class="n">socket</span><span class="o">.</span><span class="na">getInputStream</span><span class="o">());</span> |
| |
| <span class="c1">// Response header</span> |
| <span class="n">readResponseHeader</span><span class="o">(</span><span class="n">in</span><span class="o">);</span> |
| |
| <span class="c1">// Resulting boolean value</span> |
| <span class="kt">boolean</span> <span class="n">res</span> <span class="o">=</span> <span class="n">readBooleanLittleEndian</span><span class="o">(</span><span class="n">in</span><span class="o">);</span></code></pre> |
| </div> |
| </div></code-tab></code-tabs> |
| </div> |
| </div> |
| <div class="sect1"> |
| <h2 id="op_cache_get_and_put_if_absent">OP_CACHE_GET_AND_PUT_IF_ABSENT</h2> |
| <div class="sectionbody"> |
| <div class="paragraph"> |
| <p>Puts an entry to a cache if it does not exist; otherwise, returns the existing value.</p> |
| </div> |
| <table class="tableblock frame-all grid-all stripes-even stretch"> |
| <colgroup> |
| <col style="width: 33.3333%;"> |
| <col style="width: 66.6667%;"> |
| </colgroup> |
| <thead> |
| <tr> |
| <th class="tableblock halign-left valign-top">Request Type</th> |
| <th class="tableblock halign-left valign-top">Description</th> |
| </tr> |
| </thead> |
| <tbody> |
| <tr> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">Header</p></td> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">Request Header.</p></td> |
| </tr> |
| <tr> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">int</p></td> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">Cache ID: Java-style hash code of the cache name.</p></td> |
| </tr> |
| <tr> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">byte</p></td> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">Use 0. This field is deprecated and will be removed in the future.</p></td> |
| </tr> |
| <tr> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">Data Object</p></td> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">The key of the entry to be added.</p></td> |
| </tr> |
| <tr> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">Data Object</p></td> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">The value of the entry to be added.</p></td> |
| </tr> |
| </tbody> |
| </table> |
| <table class="tableblock frame-all grid-all stripes-even stretch"> |
| <colgroup> |
| <col style="width: 33.3333%;"> |
| <col style="width: 66.6667%;"> |
| </colgroup> |
| <thead> |
| <tr> |
| <th class="tableblock halign-left valign-top">Response Type</th> |
| <th class="tableblock halign-left valign-top">Description</th> |
| </tr> |
| </thead> |
| <tbody> |
| <tr> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">Header</p></td> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">Response header.</p></td> |
| </tr> |
| <tr> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">Data Object</p></td> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">null if the cache does not contain the entry (in this case a new entry is created) or the existing value associated with the given key.</p></td> |
| </tr> |
| </tbody> |
| </table> |
| <code-tabs><code-tab data-tab='Request'><div class="listingblock"> |
| <div class="content"> |
| <pre class="rouge highlight"><code data-lang="java"><span class="nc">DataOutputStream</span> <span class="n">out</span> <span class="o">=</span> <span class="k">new</span> <span class="nc">DataOutputStream</span><span class="o">(</span><span class="n">socket</span><span class="o">.</span><span class="na">getOutputStream</span><span class="o">());</span> |
| |
| <span class="c1">// Request header</span> |
| <span class="n">writeRequestHeader</span><span class="o">(</span><span class="mi">15</span><span class="o">,</span> <span class="no">OP_CACHE_GET_AND_PUT_IF_ABSENT</span><span class="o">,</span> <span class="mi">1</span><span class="o">,</span> <span class="n">out</span><span class="o">);</span> |
| |
| <span class="c1">// Cache id</span> |
| <span class="n">writeIntLittleEndian</span><span class="o">(</span><span class="n">cacheName</span><span class="o">.</span><span class="na">hashCode</span><span class="o">(),</span> <span class="n">out</span><span class="o">);</span> |
| |
| <span class="c1">// Flags = none</span> |
| <span class="n">writeByteLittleEndian</span><span class="o">(</span><span class="mi">0</span><span class="o">,</span> <span class="n">out</span><span class="o">);</span> |
| |
| <span class="c1">// Cache key data object</span> |
| <span class="n">writeByteLittleEndian</span><span class="o">(</span><span class="mi">3</span><span class="o">,</span> <span class="n">out</span><span class="o">);</span> <span class="c1">// Integer type code</span> |
| <span class="n">writeIntLittleEndian</span><span class="o">(</span><span class="n">key</span><span class="o">,</span> <span class="n">out</span><span class="o">);</span> <span class="c1">// Cache key</span> |
| |
| <span class="c1">// Cache value data object</span> |
| <span class="n">writeByteLittleEndian</span><span class="o">(</span><span class="mi">3</span><span class="o">,</span> <span class="n">out</span><span class="o">);</span> <span class="c1">// Integer type code</span> |
| <span class="n">writeIntLittleEndian</span><span class="o">(</span><span class="n">value</span><span class="o">,</span> <span class="n">out</span><span class="o">);</span> <span class="c1">// Cache value</span></code></pre> |
| </div> |
| </div></code-tab><code-tab data-tab='Response'><div class="listingblock"> |
| <div class="content"> |
| <pre class="rouge highlight"><code data-lang="java"><span class="c1">// Read result</span> |
| <span class="nc">DataInputStream</span> <span class="n">in</span> <span class="o">=</span> <span class="k">new</span> <span class="nc">DataInputStream</span><span class="o">(</span><span class="n">socket</span><span class="o">.</span><span class="na">getInputStream</span><span class="o">());</span> |
| |
| <span class="c1">// Response header</span> |
| <span class="n">readResponseHeader</span><span class="o">(</span><span class="n">in</span><span class="o">);</span> |
| |
| <span class="c1">// Resulting cache value (Data Object)</span> |
| <span class="kt">int</span> <span class="n">resTypeCode</span> <span class="o">=</span> <span class="n">readByteLittleEndian</span><span class="o">(</span><span class="n">in</span><span class="o">);</span> |
| <span class="kt">int</span> <span class="n">value</span> <span class="o">=</span> <span class="n">readIntLittleEndian</span><span class="o">(</span><span class="n">in</span><span class="o">);</span></code></pre> |
| </div> |
| </div></code-tab></code-tabs> |
| </div> |
| </div> |
| <div class="sect1"> |
| <h2 id="op_cache_replace">OP_CACHE_REPLACE</h2> |
| <div class="sectionbody"> |
| <div class="paragraph"> |
| <p>Puts a value with a given key to cache only if the key already exists.</p> |
| </div> |
| <table class="tableblock frame-all grid-all stripes-even stretch"> |
| <colgroup> |
| <col style="width: 33.3333%;"> |
| <col style="width: 66.6667%;"> |
| </colgroup> |
| <thead> |
| <tr> |
| <th class="tableblock halign-left valign-top">Request Type</th> |
| <th class="tableblock halign-left valign-top">Description</th> |
| </tr> |
| </thead> |
| <tbody> |
| <tr> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">Header</p></td> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">Request Header.</p></td> |
| </tr> |
| <tr> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">int</p></td> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">Cache ID: Java-style hash code of the cache name.</p></td> |
| </tr> |
| <tr> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">byte</p></td> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">Use 0. This field is deprecated and will be removed in the future.</p></td> |
| </tr> |
| <tr> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">Data Object</p></td> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">Key for the cache entry.</p></td> |
| </tr> |
| <tr> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">Data Object</p></td> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">Value for the key.</p></td> |
| </tr> |
| </tbody> |
| </table> |
| <table class="tableblock frame-all grid-all stripes-even stretch"> |
| <colgroup> |
| <col style="width: 33.3333%;"> |
| <col style="width: 66.6667%;"> |
| </colgroup> |
| <thead> |
| <tr> |
| <th class="tableblock halign-left valign-top">Response Type</th> |
| <th class="tableblock halign-left valign-top">Description</th> |
| </tr> |
| </thead> |
| <tbody> |
| <tr> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">Header</p></td> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">Response header.</p></td> |
| </tr> |
| <tr> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">bool</p></td> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">Value indicating whether replace happened.</p></td> |
| </tr> |
| </tbody> |
| </table> |
| <code-tabs><code-tab data-tab='Request'><div class="listingblock"> |
| <div class="content"> |
| <pre class="rouge highlight"><code data-lang="java"><span class="nc">DataOutputStream</span> <span class="n">out</span> <span class="o">=</span> <span class="k">new</span> <span class="nc">DataOutputStream</span><span class="o">(</span><span class="n">socket</span><span class="o">.</span><span class="na">getOutputStream</span><span class="o">());</span> |
| |
| <span class="c1">// Request header</span> |
| <span class="n">writeRequestHeader</span><span class="o">(</span><span class="mi">15</span><span class="o">,</span> <span class="no">OP_CACHE_REPLACE</span><span class="o">,</span> <span class="mi">1</span><span class="o">,</span> <span class="n">out</span><span class="o">);</span> |
| |
| <span class="c1">// Cache id</span> |
| <span class="n">writeIntLittleEndian</span><span class="o">(</span><span class="n">cacheName</span><span class="o">.</span><span class="na">hashCode</span><span class="o">(),</span> <span class="n">out</span><span class="o">);</span> |
| |
| <span class="c1">// Flags = none</span> |
| <span class="n">writeByteLittleEndian</span><span class="o">(</span><span class="mi">0</span><span class="o">,</span> <span class="n">out</span><span class="o">);</span> |
| |
| <span class="c1">// Cache key data object</span> |
| <span class="n">writeByteLittleEndian</span><span class="o">(</span><span class="mi">3</span><span class="o">,</span> <span class="n">out</span><span class="o">);</span> <span class="c1">// Integer type code</span> |
| <span class="n">writeIntLittleEndian</span><span class="o">(</span><span class="n">key</span><span class="o">,</span> <span class="n">out</span><span class="o">);</span> <span class="c1">// Cache key</span> |
| |
| <span class="c1">// Cache value data object</span> |
| <span class="n">writeByteLittleEndian</span><span class="o">(</span><span class="mi">3</span><span class="o">,</span> <span class="n">out</span><span class="o">);</span> <span class="c1">// Integer type code</span> |
| <span class="n">writeIntLittleEndian</span><span class="o">(</span><span class="n">value</span><span class="o">,</span> <span class="n">out</span><span class="o">);</span> <span class="c1">// Cache value</span></code></pre> |
| </div> |
| </div></code-tab><code-tab data-tab='Response'><div class="listingblock"> |
| <div class="content"> |
| <pre class="rouge highlight"><code data-lang="java"><span class="c1">// Read result</span> |
| <span class="nc">DataInputStream</span> <span class="n">in</span> <span class="o">=</span> <span class="k">new</span> <span class="nc">DataInputStream</span><span class="o">(</span><span class="n">socket</span><span class="o">.</span><span class="na">getInputStream</span><span class="o">());</span> |
| |
| <span class="c1">// Response header</span> |
| <span class="n">readResponseHeader</span><span class="o">(</span><span class="n">in</span><span class="o">);</span> |
| |
| <span class="kt">boolean</span> <span class="n">res</span> <span class="o">=</span> <span class="n">readBooleanLittleEndian</span><span class="o">(</span><span class="n">in</span><span class="o">);</span></code></pre> |
| </div> |
| </div></code-tab></code-tabs> |
| </div> |
| </div> |
| <div class="sect1"> |
| <h2 id="op_cache_replace_if_equals">OP_CACHE_REPLACE_IF_EQUALS</h2> |
| <div class="sectionbody"> |
| <div class="paragraph"> |
| <p>Puts a value with a given key to cache only if the key already exists and value equals provided value.</p> |
| </div> |
| <table class="tableblock frame-all grid-all stripes-even stretch"> |
| <colgroup> |
| <col style="width: 33.3333%;"> |
| <col style="width: 66.6667%;"> |
| </colgroup> |
| <thead> |
| <tr> |
| <th class="tableblock halign-left valign-top">Request Type</th> |
| <th class="tableblock halign-left valign-top">Description</th> |
| </tr> |
| </thead> |
| <tbody> |
| <tr> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">Header</p></td> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">Request Header.</p></td> |
| </tr> |
| <tr> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">int</p></td> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">Cache ID: Java-style hash code of the cache name.</p></td> |
| </tr> |
| <tr> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">byte</p></td> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">Use 0. This field is deprecated and will be removed in the future.</p></td> |
| </tr> |
| <tr> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">Data Object</p></td> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">Key for the cache entry.</p></td> |
| </tr> |
| <tr> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">Data Object</p></td> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">Value to be compared with the existing value in the cache for the given key.</p></td> |
| </tr> |
| <tr> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">Data Object</p></td> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">New value for the key.</p></td> |
| </tr> |
| </tbody> |
| </table> |
| <table class="tableblock frame-all grid-all stripes-even stretch"> |
| <colgroup> |
| <col style="width: 33.3333%;"> |
| <col style="width: 66.6667%;"> |
| </colgroup> |
| <thead> |
| <tr> |
| <th class="tableblock halign-left valign-top">Response Type</th> |
| <th class="tableblock halign-left valign-top">Description</th> |
| </tr> |
| </thead> |
| <tbody> |
| <tr> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">Header</p></td> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">Response header.</p></td> |
| </tr> |
| <tr> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">bool</p></td> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">Value indicating whether replace happened.</p></td> |
| </tr> |
| </tbody> |
| </table> |
| <code-tabs><code-tab data-tab='Request'><div class="listingblock"> |
| <div class="content"> |
| <pre class="rouge highlight"><code data-lang="java"><span class="nc">DataOutputStream</span> <span class="n">out</span> <span class="o">=</span> <span class="k">new</span> <span class="nc">DataOutputStream</span><span class="o">(</span><span class="n">socket</span><span class="o">.</span><span class="na">getOutputStream</span><span class="o">());</span> |
| |
| <span class="c1">// Request header</span> |
| <span class="n">writeRequestHeader</span><span class="o">(</span><span class="mi">20</span><span class="o">,</span> <span class="no">OP_CACHE_REPLACE_IF_EQUALS</span><span class="o">,</span> <span class="mi">1</span><span class="o">,</span> <span class="n">out</span><span class="o">);</span> |
| |
| <span class="c1">// Cache id</span> |
| <span class="n">writeIntLittleEndian</span><span class="o">(</span><span class="n">cacheName</span><span class="o">.</span><span class="na">hashCode</span><span class="o">(),</span> <span class="n">out</span><span class="o">);</span> |
| |
| <span class="c1">// Flags = none</span> |
| <span class="n">writeByteLittleEndian</span><span class="o">(</span><span class="mi">0</span><span class="o">,</span> <span class="n">out</span><span class="o">);</span> |
| |
| <span class="c1">// Cache key data object</span> |
| <span class="n">writeByteLittleEndian</span><span class="o">(</span><span class="mi">3</span><span class="o">,</span> <span class="n">out</span><span class="o">);</span> <span class="c1">// Integer type code</span> |
| <span class="n">writeIntLittleEndian</span><span class="o">(</span><span class="n">key</span><span class="o">,</span> <span class="n">out</span><span class="o">);</span> <span class="c1">// Cache key</span> |
| |
| <span class="c1">// Cache value data object</span> |
| <span class="n">writeByteLittleEndian</span><span class="o">(</span><span class="mi">3</span><span class="o">,</span> <span class="n">out</span><span class="o">);</span> <span class="c1">// Integer type code</span> |
| <span class="n">writeIntLittleEndian</span><span class="o">(</span><span class="n">value</span><span class="o">,</span> <span class="n">out</span><span class="o">);</span> <span class="c1">// Cache value to compare</span> |
| |
| <span class="c1">// Cache value data object</span> |
| <span class="n">writeByteLittleEndian</span><span class="o">(</span><span class="mi">3</span><span class="o">,</span> <span class="n">out</span><span class="o">);</span> <span class="c1">// Integer type code</span> |
| <span class="n">writeIntLittleEndian</span><span class="o">(</span><span class="n">newValue</span><span class="o">,</span> <span class="n">out</span><span class="o">);</span> <span class="c1">// New cache value</span></code></pre> |
| </div> |
| </div></code-tab><code-tab data-tab='Response'><div class="listingblock"> |
| <div class="content"> |
| <pre class="rouge highlight"><code data-lang="java"><span class="c1">// Read result</span> |
| <span class="nc">DataInputStream</span> <span class="n">in</span> <span class="o">=</span> <span class="k">new</span> <span class="nc">DataInputStream</span><span class="o">(</span><span class="n">socket</span><span class="o">.</span><span class="na">getInputStream</span><span class="o">());</span> |
| |
| <span class="c1">// Response header</span> |
| <span class="n">readResponseHeader</span><span class="o">(</span><span class="n">in</span><span class="o">);</span> |
| |
| <span class="kt">boolean</span> <span class="n">res</span> <span class="o">=</span> <span class="n">readBooleanLittleEndian</span><span class="o">(</span><span class="n">in</span><span class="o">);</span></code></pre> |
| </div> |
| </div></code-tab></code-tabs> |
| </div> |
| </div> |
| <div class="sect1"> |
| <h2 id="op_cache_clear">OP_CACHE_CLEAR</h2> |
| <div class="sectionbody"> |
| <div class="paragraph"> |
| <p>Clears the cache without notifying listeners or cache writers. See the javadoc for the corresponding cache method.</p> |
| </div> |
| <table class="tableblock frame-all grid-all stripes-even stretch"> |
| <colgroup> |
| <col style="width: 33.3333%;"> |
| <col style="width: 66.6667%;"> |
| </colgroup> |
| <thead> |
| <tr> |
| <th class="tableblock halign-left valign-top">Request Type</th> |
| <th class="tableblock halign-left valign-top">Description</th> |
| </tr> |
| </thead> |
| <tbody> |
| <tr> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">Header</p></td> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">Request Header.</p></td> |
| </tr> |
| <tr> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">int</p></td> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">Cache ID: Java-style hash code of the cache name.</p></td> |
| </tr> |
| <tr> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">byte</p></td> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">Use 0. This field is deprecated and will be removed in the future.</p></td> |
| </tr> |
| </tbody> |
| </table> |
| <table class="tableblock frame-all grid-all stripes-even stretch"> |
| <colgroup> |
| <col style="width: 33.3333%;"> |
| <col style="width: 66.6667%;"> |
| </colgroup> |
| <thead> |
| <tr> |
| <th class="tableblock halign-left valign-top">Response Type</th> |
| <th class="tableblock halign-left valign-top">Description</th> |
| </tr> |
| </thead> |
| <tbody> |
| <tr> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">Header</p></td> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">Response header.</p></td> |
| </tr> |
| </tbody> |
| </table> |
| <code-tabs><code-tab data-tab='Request'><div class="listingblock"> |
| <div class="content"> |
| <pre class="rouge highlight"><code data-lang="java"><span class="nc">DataOutputStream</span> <span class="n">out</span> <span class="o">=</span> <span class="k">new</span> <span class="nc">DataOutputStream</span><span class="o">(</span><span class="n">socket</span><span class="o">.</span><span class="na">getOutputStream</span><span class="o">());</span> |
| |
| <span class="c1">// Request header</span> |
| <span class="n">writeRequestHeader</span><span class="o">(</span><span class="mi">5</span><span class="o">,</span> <span class="no">OP_CACHE_CLEAR</span><span class="o">,</span> <span class="mi">1</span><span class="o">,</span> <span class="n">out</span><span class="o">);</span> |
| |
| <span class="c1">// Cache id</span> |
| <span class="n">writeIntLittleEndian</span><span class="o">(</span><span class="n">cacheName</span><span class="o">.</span><span class="na">hashCode</span><span class="o">(),</span> <span class="n">out</span><span class="o">);</span> |
| |
| <span class="c1">// Flags = none</span> |
| <span class="n">writeByteLittleEndian</span><span class="o">(</span><span class="mi">0</span><span class="o">,</span> <span class="n">out</span><span class="o">);</span></code></pre> |
| </div> |
| </div></code-tab><code-tab data-tab='Response'><div class="listingblock"> |
| <div class="content"> |
| <pre class="rouge highlight"><code data-lang="java"><span class="c1">// Read result</span> |
| <span class="nc">DataInputStream</span> <span class="n">in</span> <span class="o">=</span> <span class="k">new</span> <span class="nc">DataInputStream</span><span class="o">(</span><span class="n">socket</span><span class="o">.</span><span class="na">getInputStream</span><span class="o">());</span> |
| |
| <span class="c1">// Response header</span> |
| <span class="n">readResponseHeader</span><span class="o">(</span><span class="n">in</span><span class="o">);</span></code></pre> |
| </div> |
| </div></code-tab></code-tabs> |
| </div> |
| </div> |
| <div class="sect1"> |
| <h2 id="op_cache_clear_key">OP_CACHE_CLEAR_KEY</h2> |
| <div class="sectionbody"> |
| <div class="paragraph"> |
| <p>Clears the cache key without notifying listeners or cache writers. See the javadoc for the corresponding cache method.</p> |
| </div> |
| <table class="tableblock frame-all grid-all stripes-even stretch"> |
| <colgroup> |
| <col style="width: 33.3333%;"> |
| <col style="width: 66.6667%;"> |
| </colgroup> |
| <thead> |
| <tr> |
| <th class="tableblock halign-left valign-top">Request Type</th> |
| <th class="tableblock halign-left valign-top">Description</th> |
| </tr> |
| </thead> |
| <tbody> |
| <tr> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">Header</p></td> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">Request Header.</p></td> |
| </tr> |
| <tr> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">int</p></td> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">Cache ID: Java-style hash code of the cache name.</p></td> |
| </tr> |
| <tr> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">byte</p></td> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">Use 0. This field is deprecated and will be removed in the future.</p></td> |
| </tr> |
| <tr> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">Data Object</p></td> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">Key for the cache entry.</p></td> |
| </tr> |
| </tbody> |
| </table> |
| <table class="tableblock frame-all grid-all stripes-even stretch"> |
| <colgroup> |
| <col style="width: 33.3333%;"> |
| <col style="width: 66.6667%;"> |
| </colgroup> |
| <thead> |
| <tr> |
| <th class="tableblock halign-left valign-top">Response Type</th> |
| <th class="tableblock halign-left valign-top">Description</th> |
| </tr> |
| </thead> |
| <tbody> |
| <tr> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">Header</p></td> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">Response header.</p></td> |
| </tr> |
| </tbody> |
| </table> |
| <code-tabs><code-tab data-tab='Request'><div class="listingblock"> |
| <div class="content"> |
| <pre class="rouge highlight"><code data-lang="java"><span class="nc">DataOutputStream</span> <span class="n">out</span> <span class="o">=</span> <span class="k">new</span> <span class="nc">DataOutputStream</span><span class="o">(</span><span class="n">socket</span><span class="o">.</span><span class="na">getOutputStream</span><span class="o">());</span> |
| |
| <span class="c1">// Request header</span> |
| <span class="n">writeRequestHeader</span><span class="o">(</span><span class="mi">10</span><span class="o">,</span> <span class="no">OP_CACHE_CLEAR_KEY</span><span class="o">,</span> <span class="mi">1</span><span class="o">,</span> <span class="n">out</span><span class="o">);;</span> |
| |
| <span class="c1">// Cache id</span> |
| <span class="n">writeIntLittleEndian</span><span class="o">(</span><span class="n">cacheName</span><span class="o">.</span><span class="na">hashCode</span><span class="o">(),</span> <span class="n">out</span><span class="o">);</span> |
| |
| <span class="c1">// Flags = none</span> |
| <span class="n">writeByteLittleEndian</span><span class="o">(</span><span class="mi">0</span><span class="o">,</span> <span class="n">out</span><span class="o">);</span> |
| |
| <span class="c1">// Cache key data object</span> |
| <span class="n">writeByteLittleEndian</span><span class="o">(</span><span class="mi">3</span><span class="o">,</span> <span class="n">out</span><span class="o">);</span> <span class="c1">// Integer type code</span> |
| <span class="n">writeIntLittleEndian</span><span class="o">(</span><span class="n">key</span><span class="o">,</span> <span class="n">out</span><span class="o">);</span> <span class="c1">// Cache key</span></code></pre> |
| </div> |
| </div></code-tab><code-tab data-tab='Response'><div class="listingblock"> |
| <div class="content"> |
| <pre class="rouge highlight"><code data-lang="java"><span class="c1">// Read result</span> |
| <span class="nc">DataInputStream</span> <span class="n">in</span> <span class="o">=</span> <span class="k">new</span> <span class="nc">DataInputStream</span><span class="o">(</span><span class="n">socket</span><span class="o">.</span><span class="na">getInputStream</span><span class="o">());</span> |
| |
| <span class="c1">// Response header</span> |
| <span class="n">readResponseHeader</span><span class="o">(</span><span class="n">in</span><span class="o">);</span></code></pre> |
| </div> |
| </div></code-tab></code-tabs> |
| </div> |
| </div> |
| <div class="sect1"> |
| <h2 id="op_cache_clear_keys">OP_CACHE_CLEAR_KEYS</h2> |
| <div class="sectionbody"> |
| <div class="paragraph"> |
| <p>Clears the cache keys without notifying listeners or cache writers. See the javadoc for the corresponding cache method.</p> |
| </div> |
| <table class="tableblock frame-all grid-all stripes-even stretch"> |
| <colgroup> |
| <col style="width: 33.3333%;"> |
| <col style="width: 66.6667%;"> |
| </colgroup> |
| <thead> |
| <tr> |
| <th class="tableblock halign-left valign-top">Request Type</th> |
| <th class="tableblock halign-left valign-top">Description</th> |
| </tr> |
| </thead> |
| <tbody> |
| <tr> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">Header</p></td> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">Request Header.</p></td> |
| </tr> |
| <tr> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">int</p></td> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">Cache ID: Java-style hash code of the cache name.</p></td> |
| </tr> |
| <tr> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">byte</p></td> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">Use 0. This field is deprecated and will be removed in the future.</p></td> |
| </tr> |
| <tr> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">int</p></td> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">Key count.</p></td> |
| </tr> |
| <tr> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">Data Object * count</p></td> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">Keys</p></td> |
| </tr> |
| </tbody> |
| </table> |
| <table class="tableblock frame-all grid-all stripes-even stretch"> |
| <colgroup> |
| <col style="width: 33.3333%;"> |
| <col style="width: 66.6667%;"> |
| </colgroup> |
| <thead> |
| <tr> |
| <th class="tableblock halign-left valign-top">Response Type</th> |
| <th class="tableblock halign-left valign-top">Description</th> |
| </tr> |
| </thead> |
| <tbody> |
| <tr> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">Header</p></td> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">Response header.</p></td> |
| </tr> |
| </tbody> |
| </table> |
| <code-tabs><code-tab data-tab='Request'><div class="listingblock"> |
| <div class="content"> |
| <pre class="rouge highlight"><code data-lang="java"><span class="nc">DataOutputStream</span> <span class="n">out</span> <span class="o">=</span> <span class="k">new</span> <span class="nc">DataOutputStream</span><span class="o">(</span><span class="n">socket</span><span class="o">.</span><span class="na">getOutputStream</span><span class="o">());</span> |
| |
| <span class="c1">// Request header</span> |
| <span class="n">writeRequestHeader</span><span class="o">(</span><span class="mi">19</span><span class="o">,</span> <span class="no">OP_CACHE_CLEAR_KEYS</span><span class="o">,</span> <span class="mi">1</span><span class="o">,</span> <span class="n">out</span><span class="o">);</span> |
| |
| <span class="c1">// Cache id</span> |
| <span class="n">writeIntLittleEndian</span><span class="o">(</span><span class="n">cacheName</span><span class="o">.</span><span class="na">hashCode</span><span class="o">(),</span> <span class="n">out</span><span class="o">);</span> |
| |
| <span class="c1">// Flags = none</span> |
| <span class="n">writeByteLittleEndian</span><span class="o">(</span><span class="mi">0</span><span class="o">,</span> <span class="n">out</span><span class="o">);</span> |
| |
| <span class="c1">// key count</span> |
| <span class="n">writeIntLittleEndian</span><span class="o">(</span><span class="mi">2</span><span class="o">,</span> <span class="n">out</span><span class="o">);</span> |
| |
| <span class="c1">// Cache key data object 1</span> |
| <span class="n">writeByteLittleEndian</span><span class="o">(</span><span class="mi">3</span><span class="o">,</span> <span class="n">out</span><span class="o">);</span> <span class="c1">// Integer type code</span> |
| <span class="n">writeIntLittleEndian</span><span class="o">(</span><span class="n">key1</span><span class="o">,</span> <span class="n">out</span><span class="o">);</span> <span class="c1">// Cache key</span> |
| |
| <span class="c1">// Cache key data object 2</span> |
| <span class="n">writeByteLittleEndian</span><span class="o">(</span><span class="mi">3</span><span class="o">,</span> <span class="n">out</span><span class="o">);</span> <span class="c1">// Integer type code</span> |
| <span class="n">writeIntLittleEndian</span><span class="o">(</span><span class="n">key2</span><span class="o">,</span> <span class="n">out</span><span class="o">);</span> <span class="c1">// Cache key</span></code></pre> |
| </div> |
| </div></code-tab><code-tab data-tab='Response'><div class="listingblock"> |
| <div class="content"> |
| <pre class="rouge highlight"><code data-lang="java"><span class="c1">// Read result</span> |
| <span class="nc">DataInputStream</span> <span class="n">in</span> <span class="o">=</span> <span class="k">new</span> <span class="nc">DataInputStream</span><span class="o">(</span><span class="n">socket</span><span class="o">.</span><span class="na">getInputStream</span><span class="o">());</span> |
| |
| <span class="c1">// Response header</span> |
| <span class="n">readResponseHeader</span><span class="o">(</span><span class="n">in</span><span class="o">);</span></code></pre> |
| </div> |
| </div></code-tab></code-tabs> |
| </div> |
| </div> |
| <div class="sect1"> |
| <h2 id="op_cache_remove_key">OP_CACHE_REMOVE_KEY</h2> |
| <div class="sectionbody"> |
| <div class="paragraph"> |
| <p>Removes an entry with a given key, notifying listeners and cache writers. See the javadoc for the corresponding cache method.</p> |
| </div> |
| <table class="tableblock frame-all grid-all stripes-even stretch"> |
| <colgroup> |
| <col style="width: 33.3333%;"> |
| <col style="width: 66.6667%;"> |
| </colgroup> |
| <thead> |
| <tr> |
| <th class="tableblock halign-left valign-top">Request Type</th> |
| <th class="tableblock halign-left valign-top">Description</th> |
| </tr> |
| </thead> |
| <tbody> |
| <tr> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">Header</p></td> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">Request Header.</p></td> |
| </tr> |
| <tr> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">int</p></td> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">Cache ID: Java-style hash code of the cache name.</p></td> |
| </tr> |
| <tr> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">byte</p></td> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">Use 0. This field is deprecated and will be removed in the future.</p></td> |
| </tr> |
| <tr> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">Data Object</p></td> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">Key for the cache entry.</p></td> |
| </tr> |
| </tbody> |
| </table> |
| <table class="tableblock frame-all grid-all stripes-even stretch"> |
| <colgroup> |
| <col style="width: 33.3333%;"> |
| <col style="width: 66.6667%;"> |
| </colgroup> |
| <thead> |
| <tr> |
| <th class="tableblock halign-left valign-top">Response Type</th> |
| <th class="tableblock halign-left valign-top">Description</th> |
| </tr> |
| </thead> |
| <tbody> |
| <tr> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">Header</p></td> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">Response header.</p></td> |
| </tr> |
| <tr> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">bool</p></td> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">Value indicating whether remove happened.</p></td> |
| </tr> |
| </tbody> |
| </table> |
| <code-tabs><code-tab data-tab='Request'><div class="listingblock"> |
| <div class="content"> |
| <pre class="rouge highlight"><code data-lang="java"><span class="nc">DataOutputStream</span> <span class="n">out</span> <span class="o">=</span> <span class="k">new</span> <span class="nc">DataOutputStream</span><span class="o">(</span><span class="n">socket</span><span class="o">.</span><span class="na">getOutputStream</span><span class="o">());</span> |
| |
| <span class="c1">// Request header</span> |
| <span class="n">writeRequestHeader</span><span class="o">(</span><span class="mi">10</span><span class="o">,</span> <span class="no">OP_CACHE_REMOVE_KEY</span><span class="o">,</span> <span class="mi">1</span><span class="o">,</span> <span class="n">out</span><span class="o">);</span> |
| |
| <span class="c1">// Cache id</span> |
| <span class="n">writeIntLittleEndian</span><span class="o">(</span><span class="n">cacheName</span><span class="o">.</span><span class="na">hashCode</span><span class="o">(),</span> <span class="n">out</span><span class="o">);</span> |
| |
| <span class="c1">// Flags = none</span> |
| <span class="n">writeByteLittleEndian</span><span class="o">(</span><span class="mi">0</span><span class="o">,</span> <span class="n">out</span><span class="o">);</span> |
| |
| <span class="c1">// Cache key data object</span> |
| <span class="n">writeByteLittleEndian</span><span class="o">(</span><span class="mi">3</span><span class="o">,</span> <span class="n">out</span><span class="o">);</span> <span class="c1">// Integer type code</span> |
| <span class="n">writeIntLittleEndian</span><span class="o">(</span><span class="n">key1</span><span class="o">,</span> <span class="n">out</span><span class="o">);</span> <span class="c1">// Cache key</span></code></pre> |
| </div> |
| </div></code-tab><code-tab data-tab='Response'><div class="listingblock"> |
| <div class="content"> |
| <pre class="rouge highlight"><code data-lang="java"><span class="c1">// Read result</span> |
| <span class="nc">DataInputStream</span> <span class="n">in</span> <span class="o">=</span> <span class="k">new</span> <span class="nc">DataInputStream</span><span class="o">(</span><span class="n">socket</span><span class="o">.</span><span class="na">getInputStream</span><span class="o">());</span> |
| |
| <span class="c1">// Response header</span> |
| <span class="n">readResponseHeader</span><span class="o">(</span><span class="n">in</span><span class="o">);</span> |
| |
| <span class="c1">// Resulting boolean value</span> |
| <span class="kt">boolean</span> <span class="n">res</span> <span class="o">=</span> <span class="n">readBooleanLittleEndian</span><span class="o">(</span><span class="n">in</span><span class="o">);</span></code></pre> |
| </div> |
| </div></code-tab></code-tabs> |
| </div> |
| </div> |
| <div class="sect1"> |
| <h2 id="op_cache_remove_if_equals">OP_CACHE_REMOVE_IF_EQUALS</h2> |
| <div class="sectionbody"> |
| <div class="paragraph"> |
| <p>Removes an entry with a given key if the specified value is equal to the current value, notifying listeners and cache writers.</p> |
| </div> |
| <table class="tableblock frame-all grid-all stripes-even stretch"> |
| <colgroup> |
| <col style="width: 33.3333%;"> |
| <col style="width: 66.6667%;"> |
| </colgroup> |
| <thead> |
| <tr> |
| <th class="tableblock halign-left valign-top">Request Type</th> |
| <th class="tableblock halign-left valign-top">Description</th> |
| </tr> |
| </thead> |
| <tbody> |
| <tr> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">Header</p></td> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">Request Header.</p></td> |
| </tr> |
| <tr> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">int</p></td> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">Cache ID: Java-style hash code of the cache name.</p></td> |
| </tr> |
| <tr> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">byte</p></td> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">Use 0. This field is deprecated and will be removed in the future.</p></td> |
| </tr> |
| <tr> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">Data Object</p></td> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">The key of the entry to be removed.</p></td> |
| </tr> |
| <tr> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">Data Object</p></td> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">The value to be compared with the current value.</p></td> |
| </tr> |
| </tbody> |
| </table> |
| <table class="tableblock frame-all grid-all stripes-even stretch"> |
| <colgroup> |
| <col style="width: 33.3333%;"> |
| <col style="width: 66.6667%;"> |
| </colgroup> |
| <thead> |
| <tr> |
| <th class="tableblock halign-left valign-top">Response Type</th> |
| <th class="tableblock halign-left valign-top">Description</th> |
| </tr> |
| </thead> |
| <tbody> |
| <tr> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">Header</p></td> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">Response header.</p></td> |
| </tr> |
| <tr> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">bool</p></td> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">Value indicating whether remove happened</p></td> |
| </tr> |
| </tbody> |
| </table> |
| <code-tabs><code-tab data-tab='Request'><div class="listingblock"> |
| <div class="content"> |
| <pre class="rouge highlight"><code data-lang="java"><span class="nc">DataOutputStream</span> <span class="n">out</span> <span class="o">=</span> <span class="k">new</span> <span class="nc">DataOutputStream</span><span class="o">(</span><span class="n">socket</span><span class="o">.</span><span class="na">getOutputStream</span><span class="o">());</span> |
| |
| <span class="c1">// Request header</span> |
| <span class="n">writeRequestHeader</span><span class="o">(</span><span class="mi">15</span><span class="o">,</span> <span class="no">OP_CACHE_REMOVE_IF_EQUALS</span><span class="o">,</span> <span class="mi">1</span><span class="o">,</span> <span class="n">out</span><span class="o">);</span> |
| |
| <span class="c1">// Cache id</span> |
| <span class="n">writeIntLittleEndian</span><span class="o">(</span><span class="n">cacheName</span><span class="o">.</span><span class="na">hashCode</span><span class="o">(),</span> <span class="n">out</span><span class="o">);</span> |
| |
| <span class="c1">// Flags = none</span> |
| <span class="n">writeByteLittleEndian</span><span class="o">(</span><span class="mi">0</span><span class="o">,</span> <span class="n">out</span><span class="o">);</span> |
| |
| <span class="c1">// Cache key data object</span> |
| <span class="n">writeByteLittleEndian</span><span class="o">(</span><span class="mi">3</span><span class="o">,</span> <span class="n">out</span><span class="o">);</span> <span class="c1">// Integer type code</span> |
| <span class="n">writeIntLittleEndian</span><span class="o">(</span><span class="n">key</span><span class="o">,</span> <span class="n">out</span><span class="o">);</span> <span class="c1">// Cache key</span> |
| |
| <span class="c1">// Cache value data object</span> |
| <span class="n">writeByteLittleEndian</span><span class="o">(</span><span class="mi">3</span><span class="o">,</span> <span class="n">out</span><span class="o">);</span> <span class="c1">// Integer type code</span> |
| <span class="n">writeIntLittleEndian</span><span class="o">(</span><span class="n">value</span><span class="o">,</span> <span class="n">out</span><span class="o">);</span> <span class="c1">// Cache value</span></code></pre> |
| </div> |
| </div></code-tab><code-tab data-tab='Response'><div class="listingblock"> |
| <div class="content"> |
| <pre class="rouge highlight"><code data-lang="java"><span class="c1">// Read result</span> |
| <span class="nc">DataInputStream</span> <span class="n">in</span> <span class="o">=</span> <span class="k">new</span> <span class="nc">DataInputStream</span><span class="o">(</span><span class="n">socket</span><span class="o">.</span><span class="na">getInputStream</span><span class="o">());</span> |
| |
| <span class="c1">// Response header</span> |
| <span class="n">readResponseHeader</span><span class="o">(</span><span class="n">in</span><span class="o">);</span> |
| |
| <span class="c1">// Resulting boolean value</span> |
| <span class="kt">boolean</span> <span class="n">res</span> <span class="o">=</span> <span class="n">readBooleanLittleEndian</span><span class="o">(</span><span class="n">in</span><span class="o">);</span></code></pre> |
| </div> |
| </div></code-tab></code-tabs> |
| </div> |
| </div> |
| <div class="sect1"> |
| <h2 id="op_cache_get_size">OP_CACHE_GET_SIZE</h2> |
| <div class="sectionbody"> |
| <div class="paragraph"> |
| <p>Gets the number of entries in a cache. This method is equivalent to <code>IgniteCache.size(CachePeekMode…​ peekModes)</code>.</p> |
| </div> |
| <table class="tableblock frame-all grid-all stripes-even stretch"> |
| <colgroup> |
| <col style="width: 33.3333%;"> |
| <col style="width: 66.6667%;"> |
| </colgroup> |
| <thead> |
| <tr> |
| <th class="tableblock halign-left valign-top">Request Type</th> |
| <th class="tableblock halign-left valign-top">Description</th> |
| </tr> |
| </thead> |
| <tbody> |
| <tr> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">Header</p></td> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">Request Header.</p></td> |
| </tr> |
| <tr> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">int</p></td> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">Cache ID: Java-style hash code of the cache name.</p></td> |
| </tr> |
| <tr> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">byte</p></td> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">Use 0. This field is deprecated and will be removed in the future.</p></td> |
| </tr> |
| <tr> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">int</p></td> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">The number of peek modes you are going to request. When set to 0, CachePeekMode.ALL is used. When set to a positive value, you need to specify in the following fields the type of entries that should be counted: all, backup, primary, or near cache entries.</p></td> |
| </tr> |
| <tr> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">byte</p></td> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">Indicates which type of entries should be counted: 0 = all, 1 = near cache entries, 2 = primary entries, 3 = backup entries.</p> |
| <p class="tableblock">This field must be provided as many times as specified in the previous field.</p></td> |
| </tr> |
| </tbody> |
| </table> |
| <table class="tableblock frame-all grid-all stripes-even stretch"> |
| <colgroup> |
| <col style="width: 33.3333%;"> |
| <col style="width: 66.6667%;"> |
| </colgroup> |
| <thead> |
| <tr> |
| <th class="tableblock halign-left valign-top">Response Type</th> |
| <th class="tableblock halign-left valign-top">Description</th> |
| </tr> |
| </thead> |
| <tbody> |
| <tr> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">Header</p></td> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">Response header.</p></td> |
| </tr> |
| <tr> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">long</p></td> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">Cache size.</p></td> |
| </tr> |
| </tbody> |
| </table> |
| <code-tabs><code-tab data-tab='Request'><div class="listingblock"> |
| <div class="content"> |
| <pre class="rouge highlight"><code data-lang="java"><span class="nc">DataOutputStream</span> <span class="n">out</span> <span class="o">=</span> <span class="k">new</span> <span class="nc">DataOutputStream</span><span class="o">(</span><span class="n">socket</span><span class="o">.</span><span class="na">getOutputStream</span><span class="o">());</span> |
| |
| <span class="c1">// Request header</span> |
| <span class="n">writeRequestHeader</span><span class="o">(</span><span class="mi">10</span><span class="o">,</span> <span class="no">OP_CACHE_GET_SIZE</span><span class="o">,</span> <span class="mi">1</span><span class="o">,</span> <span class="n">out</span><span class="o">);</span> |
| |
| <span class="c1">// Cache id</span> |
| <span class="n">writeIntLittleEndian</span><span class="o">(</span><span class="n">cacheName</span><span class="o">.</span><span class="na">hashCode</span><span class="o">(),</span> <span class="n">out</span><span class="o">);</span> |
| |
| <span class="c1">// Flags = none</span> |
| <span class="n">writeByteLittleEndian</span><span class="o">(</span><span class="mi">0</span><span class="o">,</span> <span class="n">out</span><span class="o">);</span> |
| |
| <span class="c1">// Peek mode count; '0' means All</span> |
| <span class="n">writeIntLittleEndian</span><span class="o">(</span><span class="mi">0</span><span class="o">,</span> <span class="n">out</span><span class="o">);</span> |
| |
| <span class="c1">// Peek mode</span> |
| <span class="n">writeByteLittleEndian</span><span class="o">(</span><span class="mi">0</span><span class="o">,</span> <span class="n">out</span><span class="o">);</span></code></pre> |
| </div> |
| </div></code-tab><code-tab data-tab='Response'><div class="listingblock"> |
| <div class="content"> |
| <pre class="rouge highlight"><code data-lang="java"><span class="c1">// Read result</span> |
| <span class="nc">DataInputStream</span> <span class="n">in</span> <span class="o">=</span> <span class="k">new</span> <span class="nc">DataInputStream</span><span class="o">(</span><span class="n">socket</span><span class="o">.</span><span class="na">getInputStream</span><span class="o">());</span> |
| |
| <span class="c1">// Response header</span> |
| <span class="n">readResponseHeader</span><span class="o">(</span><span class="n">in</span><span class="o">);</span> |
| |
| <span class="c1">// Number of entries in cache</span> |
| <span class="kt">long</span> <span class="n">cacheSize</span> <span class="o">=</span> <span class="n">readLongLittleEndian</span><span class="o">(</span><span class="n">in</span><span class="o">);</span></code></pre> |
| </div> |
| </div></code-tab></code-tabs> |
| </div> |
| </div> |
| <div class="sect1"> |
| <h2 id="op_cache_remove_keys">OP_CACHE_REMOVE_KEYS</h2> |
| <div class="sectionbody"> |
| <div class="paragraph"> |
| <p>Removes entries with given keys, notifying listeners and cache writers. See the javadoc for the corresponding cache method.</p> |
| </div> |
| <table class="tableblock frame-all grid-all stripes-even stretch"> |
| <colgroup> |
| <col style="width: 33.3333%;"> |
| <col style="width: 66.6667%;"> |
| </colgroup> |
| <thead> |
| <tr> |
| <th class="tableblock halign-left valign-top">Request Type</th> |
| <th class="tableblock halign-left valign-top">Description</th> |
| </tr> |
| </thead> |
| <tbody> |
| <tr> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">Header</p></td> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">Request Header.</p></td> |
| </tr> |
| <tr> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">int</p></td> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">Cache ID: Java-style hash code of the cache name.</p></td> |
| </tr> |
| <tr> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">byte</p></td> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">Use 0. This field is deprecated and will be removed in the future.</p></td> |
| </tr> |
| <tr> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">int</p></td> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">Number of keys to remove.</p></td> |
| </tr> |
| <tr> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">Data Object</p></td> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">The key to be removed. If the cache does not contain the key, it is ignored. This field must be provided for each key to be removed.</p></td> |
| </tr> |
| <tr> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">…​.</p></td> |
| <td class="tableblock halign-left valign-top"></td> |
| </tr> |
| <tr> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">Data Object</p></td> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">The key to be removed.</p></td> |
| </tr> |
| </tbody> |
| </table> |
| <table class="tableblock frame-all grid-all stripes-even stretch"> |
| <colgroup> |
| <col style="width: 33.3333%;"> |
| <col style="width: 66.6667%;"> |
| </colgroup> |
| <thead> |
| <tr> |
| <th class="tableblock halign-left valign-top">Response Type Description</th> |
| <th class="tableblock halign-left valign-top">Header</th> |
| </tr> |
| </thead> |
| </table> |
| <code-tabs><code-tab data-tab='Request'><div class="listingblock"> |
| <div class="content"> |
| <pre class="rouge highlight"><code data-lang="java"><span class="nc">DataOutputStream</span> <span class="n">out</span> <span class="o">=</span> <span class="k">new</span> <span class="nc">DataOutputStream</span><span class="o">(</span><span class="n">socket</span><span class="o">.</span><span class="na">getOutputStream</span><span class="o">());</span> |
| |
| <span class="c1">// Request header</span> |
| <span class="n">writeRequestHeader</span><span class="o">(</span><span class="mi">19</span><span class="o">,</span> <span class="no">OP_CACHE_REMOVE_KEYS</span><span class="o">,</span> <span class="mi">1</span><span class="o">,</span> <span class="n">out</span><span class="o">);</span> |
| |
| <span class="c1">// Cache id</span> |
| <span class="n">writeIntLittleEndian</span><span class="o">(</span><span class="n">cacheName</span><span class="o">.</span><span class="na">hashCode</span><span class="o">(),</span> <span class="n">out</span><span class="o">);</span> |
| |
| <span class="c1">// Flags = none</span> |
| <span class="n">writeByteLittleEndian</span><span class="o">(</span><span class="mi">0</span><span class="o">,</span> <span class="n">out</span><span class="o">);</span> |
| |
| <span class="c1">// key count</span> |
| <span class="n">writeIntLittleEndian</span><span class="o">(</span><span class="mi">2</span><span class="o">,</span> <span class="n">out</span><span class="o">);</span> |
| |
| <span class="c1">// Cache key data object 1</span> |
| <span class="n">writeByteLittleEndian</span><span class="o">(</span><span class="mi">3</span><span class="o">,</span> <span class="n">out</span><span class="o">);</span> <span class="c1">// Integer type code</span> |
| <span class="n">writeIntLittleEndian</span><span class="o">(</span><span class="n">key1</span><span class="o">,</span> <span class="n">out</span><span class="o">);</span> <span class="c1">// Cache key</span> |
| |
| <span class="c1">// Cache value data object 2</span> |
| <span class="n">writeByteLittleEndian</span><span class="o">(</span><span class="mi">3</span><span class="o">,</span> <span class="n">out</span><span class="o">);</span> <span class="c1">// Integer type code</span> |
| <span class="n">writeIntLittleEndian</span><span class="o">(</span><span class="n">key2</span><span class="o">,</span> <span class="n">out</span><span class="o">);</span> <span class="c1">// Cache key</span></code></pre> |
| </div> |
| </div></code-tab><code-tab data-tab='Response'><div class="listingblock"> |
| <div class="content"> |
| <pre class="rouge highlight"><code data-lang="java"><span class="c1">// Read result</span> |
| <span class="nc">DataInputStream</span> <span class="n">in</span> <span class="o">=</span> <span class="k">new</span> <span class="nc">DataInputStream</span><span class="o">(</span><span class="n">socket</span><span class="o">.</span><span class="na">getInputStream</span><span class="o">());</span> |
| |
| <span class="c1">// Response header</span> |
| <span class="n">readResponseHeader</span><span class="o">(</span><span class="n">in</span><span class="o">);</span></code></pre> |
| </div> |
| </div></code-tab></code-tabs> |
| </div> |
| </div> |
| <div class="sect1"> |
| <h2 id="op_cache_remove_all">OP_CACHE_REMOVE_ALL</h2> |
| <div class="sectionbody"> |
| <div class="paragraph"> |
| <p>Removes all entries from cache, notifying listeners and cache writers. See the javadoc for the corresponding cache method.</p> |
| </div> |
| <table class="tableblock frame-all grid-all stripes-even stretch"> |
| <colgroup> |
| <col style="width: 33.3333%;"> |
| <col style="width: 66.6667%;"> |
| </colgroup> |
| <thead> |
| <tr> |
| <th class="tableblock halign-left valign-top">Request Type</th> |
| <th class="tableblock halign-left valign-top">Description</th> |
| </tr> |
| </thead> |
| <tbody> |
| <tr> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">Header</p></td> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">Request Header.</p></td> |
| </tr> |
| <tr> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">int</p></td> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">Cache ID: Java-style hash code of the cache name.</p></td> |
| </tr> |
| <tr> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">byte</p></td> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">Use 0. This field is deprecated and will be removed in the future.</p></td> |
| </tr> |
| </tbody> |
| </table> |
| <table class="tableblock frame-all grid-all stripes-even stretch"> |
| <colgroup> |
| <col style="width: 33.3333%;"> |
| <col style="width: 66.6667%;"> |
| </colgroup> |
| <thead> |
| <tr> |
| <th class="tableblock halign-left valign-top">Response Type</th> |
| <th class="tableblock halign-left valign-top">Description</th> |
| </tr> |
| </thead> |
| <tbody> |
| <tr> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">Header</p></td> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">Response header.</p></td> |
| </tr> |
| </tbody> |
| </table> |
| <code-tabs><code-tab data-tab='Request'><div class="listingblock"> |
| <div class="content"> |
| <pre class="rouge highlight"><code data-lang="java"><span class="nc">DataOutputStream</span> <span class="n">out</span> <span class="o">=</span> <span class="k">new</span> <span class="nc">DataOutputStream</span><span class="o">(</span><span class="n">socket</span><span class="o">.</span><span class="na">getOutputStream</span><span class="o">());</span> |
| |
| <span class="c1">// Request header</span> |
| <span class="n">writeRequestHeader</span><span class="o">(</span><span class="mi">5</span><span class="o">,</span> <span class="no">OP_CACHE_REMOVE_ALL</span><span class="o">,</span> <span class="mi">1</span><span class="o">,</span> <span class="n">out</span><span class="o">);</span> |
| |
| <span class="c1">// Cache id</span> |
| <span class="n">writeIntLittleEndian</span><span class="o">(</span><span class="n">cacheName</span><span class="o">.</span><span class="na">hashCode</span><span class="o">(),</span> <span class="n">out</span><span class="o">);</span> |
| |
| <span class="c1">// Flags = none</span> |
| <span class="n">writeByteLittleEndian</span><span class="o">(</span><span class="mi">0</span><span class="o">,</span> <span class="n">out</span><span class="o">);</span></code></pre> |
| </div> |
| </div></code-tab><code-tab data-tab='Response'><div class="listingblock"> |
| <div class="content"> |
| <pre class="rouge highlight"><code data-lang="java"><span class="c1">// Read result</span> |
| <span class="nc">DataInputStream</span> <span class="n">in</span> <span class="o">=</span> <span class="k">new</span> <span class="nc">DataInputStream</span><span class="o">(</span><span class="n">socket</span><span class="o">.</span><span class="na">getInputStream</span><span class="o">());</span> |
| |
| <span class="c1">// Response length</span> |
| <span class="kd">final</span> <span class="kt">int</span> <span class="n">len</span> <span class="o">=</span> <span class="n">readIntLittleEndian</span><span class="o">(</span><span class="n">in</span><span class="o">);</span> |
| |
| <span class="c1">// Request id</span> |
| <span class="kt">long</span> <span class="n">resReqId</span> <span class="o">=</span> <span class="n">readLongLittleEndian</span><span class="o">(</span><span class="n">in</span><span class="o">);</span> |
| |
| <span class="c1">// Success</span> |
| <span class="kt">int</span> <span class="n">statusCode</span> <span class="o">=</span> <span class="n">readIntLittleEndian</span><span class="o">(</span><span class="n">in</span><span class="o">);</span></code></pre> |
| </div> |
| </div></code-tab></code-tabs> |
| </div> |
| </div> |
| <div class="copyright"> |
| © 2020 The Apache Software Foundation.<br/> |
| Apache, Apache Ignite, the Apache feather and the Apache Ignite logo are either registered trademarks or trademarks of The Apache Software Foundation. |
| |
| </div> |
| |
| </article> |
| <nav class="right-nav" data-swiftype-index='false'> |
| <ul class="sectlevel1"> |
| <li><a href="#operation-codes">Operation Codes</a></li> |
| <li><a href="#op_cache_get">OP_CACHE_GET</a></li> |
| <li><a href="#op_cache_get_all">OP_CACHE_GET_ALL</a></li> |
| <li><a href="#op_cache_put">OP_CACHE_PUT</a></li> |
| <li><a href="#op_cache_put_all">OP_CACHE_PUT_ALL</a></li> |
| <li><a href="#op_cache_contains_key">OP_CACHE_CONTAINS_KEY</a></li> |
| <li><a href="#op_cache_contains_keys">OP_CACHE_CONTAINS_KEYS</a></li> |
| <li><a href="#op_cache_get_and_put">OP_CACHE_GET_AND_PUT</a></li> |
| <li><a href="#op_cache_get_and_replace">OP_CACHE_GET_AND_REPLACE</a></li> |
| <li><a href="#op_cache_get_and_remove">OP_CACHE_GET_AND_REMOVE</a></li> |
| <li><a href="#op_cache_put_if_absent">OP_CACHE_PUT_IF_ABSENT</a></li> |
| <li><a href="#op_cache_get_and_put_if_absent">OP_CACHE_GET_AND_PUT_IF_ABSENT</a></li> |
| <li><a href="#op_cache_replace">OP_CACHE_REPLACE</a></li> |
| <li><a href="#op_cache_replace_if_equals">OP_CACHE_REPLACE_IF_EQUALS</a></li> |
| <li><a href="#op_cache_clear">OP_CACHE_CLEAR</a></li> |
| <li><a href="#op_cache_clear_key">OP_CACHE_CLEAR_KEY</a></li> |
| <li><a href="#op_cache_clear_keys">OP_CACHE_CLEAR_KEYS</a></li> |
| <li><a href="#op_cache_remove_key">OP_CACHE_REMOVE_KEY</a></li> |
| <li><a href="#op_cache_remove_if_equals">OP_CACHE_REMOVE_IF_EQUALS</a></li> |
| <li><a href="#op_cache_get_size">OP_CACHE_GET_SIZE</a></li> |
| <li><a href="#op_cache_remove_keys">OP_CACHE_REMOVE_KEYS</a></li> |
| <li><a href="#op_cache_remove_all">OP_CACHE_REMOVE_ALL</a></li> |
| </ul> |
| |
| |
| <footer> |
| </footer> |
| |
| </nav> |
| |
| </section> |
| <script type='module' src='/assets/js/code-copy-to-clipboard.js' async crossorigin></script> |
| |
| <script> |
| // inits deep anchors -- needs to be done here because of https://www.bryanbraun.com/anchorjs/#dont-run-it-too-late |
| anchors.add('.page-docs h1, .page-docs h2, .page-docs h3:not(.discrete), .page-docs h4, .page-docs h5'); |
| anchors.options = { |
| placement: 'right', |
| visible: 'always' |
| }; |
| </script> |
| <!-- load google fonts async --> |
| <script type="text/javascript"> |
| WebFontConfig = { |
| google: { families: [ 'Open+Sans:300,400,600,700&display=swap' ] } |
| }; |
| (function() { |
| var wf = document.createElement('script'); |
| wf.src = 'https://ajax.googleapis.com/ajax/libs/webfont/1/webfont.js'; |
| wf.type = 'text/javascript'; |
| wf.async = 'true'; |
| var s = document.getElementsByTagName('script')[0]; |
| s.parentNode.insertBefore(wf, s); |
| })(); </script> |
| <script src="https://cdn.jsdelivr.net/npm/docsearch.js@2/dist/cdn/docsearch.min.js"></script> |
| <script> |
| docsearch({ |
| // Your apiKey and indexName will be given to you once |
| // we create your config |
| apiKey: '3eee686c0ebe39eff3baeb18c56fa5f8', |
| indexName: 'apache_ignite', |
| // Replace inputSelector with a CSS selector |
| // matching your search input |
| inputSelector: '#search-input', |
| // algoliaOptions: { 'facetFilters': ["version:$VERSION"] }, |
| |
| // Set debug to true to inspect the dropdown |
| debug: false, |
| }); |
| </script> |
| <script type='module' src='/assets/js/index.js?1600377058' async crossorigin></script> |
| <script type='module' src='/assets/js/versioning.js?1600377058' async crossorigin></script> |
| </body> |
| |
| </html> |
