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href="index.html">Camel Components</a></li> <li><a href="index.html">Components</a></li> <li><a href="web3j-component.html">Web3j Ethereum Blockchain</a></li> </ul> </nav> <div class="page-versions"> <button class="version-menu-toggle" type="button" title="Show other versions of page">4.14.x (LTS)</button> <div class="version-menu"> <a class="version" href="../next/web3j-component.html">Next (Pre-release)</a> <a class="version" href="../4.18.x/web3j-component.html">4.18.x (LTS)</a> <a class="version is-current" href="web3j-component.html">4.14.x (LTS)</a> </div> </div> <div class="edit-this-page"><a href="https://github.com/apache/camel/edit/camel-4.14.x/docs/components/modules/ROOT/pages/web3j-component.adoc">Edit this Page</a></div> </nav> <div class="content"> <article class="doc"> <h1 class="page">Web3j Ethereum Blockchain</h1> <div id="preamble"> <div class="sectionbody"> <div class="paragraph"> <p><strong>Since Camel 2.22</strong></p> </div> <div class="paragraph"> <p><strong>Both producer and consumer are supported</strong></p> </div> <div class="paragraph"> <p>The Ethereum blockchain component uses the <a href="https://github.com/web3j/web3j">web3j</a> client API and allows you to interact with Ethereum compatible nodes such as:</p> </div> <div class="ulist"> <ul> <li> <p><a href="https://github.com/ethereum/go-ethereum/wiki/geth">Geth</a></p> </li> <li> <p><a href="https://github.com/paritytech/parity">Parity</a></p> </li> <li> <p><a href="https://github.com/jpmorganchase/quorum/wiki">Quorum</a></p> </li> <li> <p><a href="https://infura.io">Infura</a></p> </li> </ul> </div> <div class="paragraph"> <p>Maven users will need to add the following dependency to their <code>pom.xml</code> for this component:</p> </div> <div class="listingblock"> <div class="content"> <pre class="highlightjs highlight"><code class="language-xml hljs" data-lang="xml"><dependency> |
| <groupId>org.apache.camel</groupId> |
| <artifactId>camel-web3j</artifactId> |
| <version>x.x.x</version> |
| <!-- use the same version as your Camel core version --> |
| </dependency></code></pre> </div> </div> </div> </div> <div class="sect1"> <h2 id="_uri_format"><a class="anchor" href="#_uri_format"></a>URI Format</h2> <div class="sectionbody"> <div class="listingblock"> <div class="content"> <pre>web3j://<local/remote host:port or local IPC path>[?options]</pre> </div> </div> </div> </div> <div class="sect1"> <h2 id="_configuring_options"><a class="anchor" href="#_configuring_options"></a>Configuring Options</h2> <div class="sectionbody"> <div class="paragraph"> <p>Camel components are configured on two separate levels:</p> </div> <div class="ulist"> <ul> <li> <p>component level</p> </li> <li> <p>endpoint level</p> </li> </ul> </div> <div class="sect2"> <h3 id="_configuring_component_options"><a class="anchor" href="#_configuring_component_options"></a>Configuring Component Options</h3> <div class="paragraph"> <p>At the component level, you set general and shared configurations that are, then, inherited by the endpoints. It is the highest configuration level.</p> </div> <div class="paragraph"> <p>For example, a component may have security settings, credentials for authentication, urls for network connection and so forth.</p> </div> <div class="paragraph"> <p>Some components only have a few options, and others may have many. Because components typically have pre-configured defaults that are commonly used, then you may often only need to configure a few options on a component; or none at all.</p> </div> <div class="paragraph"> <p>You can configure components using:</p> </div> <div class="ulist"> <ul> <li> <p>the <a href="../../manual/component-dsl.html" class="xref page">Component DSL</a>.</p> </li> <li> <p>in a configuration file (<code>application.properties</code>, <code>*.yaml</code> files, etc).</p> </li> <li> <p>directly in the Java code.</p> </li> </ul> </div> </div> <div class="sect2"> <h3 id="_configuring_endpoint_options"><a class="anchor" href="#_configuring_endpoint_options"></a>Configuring Endpoint Options</h3> <div class="paragraph"> <p>You usually spend more time setting up endpoints because they have many options. These options help you customize what you want the endpoint to do. The options are also categorized into whether the endpoint is used as a consumer (<em>from</em>), as a producer (<em>to</em>), or both.</p> </div> <div class="paragraph"> <p>Configuring endpoints is most often done directly in the endpoint URI as <em>path</em> and <em>query</em> parameters. You can also use the <a href="../../manual/Endpoint-dsl.html" class="xref page">Endpoint DSL</a> and <a href="../../manual/dataformat-dsl.html" class="xref page">DataFormat DSL</a> as a <em>type safe</em> way of configuring endpoints and data formats in Java.</p> </div> <div class="paragraph"> <p>A good practice when configuring options is to use <a href="../../manual/using-propertyplaceholder.html" class="xref page">Property Placeholders</a>.</p> </div> <div class="paragraph"> <p>Property placeholders provide a few benefits:</p> </div> <div class="ulist"> <ul> <li> <p>They help prevent using hardcoded urls, port numbers, sensitive information, and other settings.</p> </li> <li> <p>They allow externalizing the configuration from the code.</p> </li> <li> <p>They help the code to become more flexible and reusable.</p> </li> </ul> </div> <div class="paragraph"> <p>The following two sections list all the options, firstly for the component followed by the endpoint.</p> </div> </div> </div> </div> <div class="sect1"> <h2 id="_component_options"><a class="anchor" href="#_component_options"></a>Component Options</h2> <div class="sectionbody"> <div class="paragraph"> <p>The Web3j Ethereum Blockchain component supports 38 options, which are listed below.</p> </div> <div class="table-wrapper"><table class="tableblock frame-all grid-all stretch"> <colgroup> <col> <col> <col> <col> </colgroup> <thead> <tr> <th class="tableblock halign-left valign-top">Name</th> <th class="tableblock halign-left valign-top">Description</th> <th class="tableblock halign-center valign-top">Default</th> <th class="tableblock halign-left valign-top">Type</th> </tr> </thead> <tbody> <tr> <td class="tableblock halign-left valign-top"><p class="tableblock"><a id="_component_option_addresses"></a> <a href="#_component_option_addresses" class="anchor"></a><strong>addresses</strong> (common)</p></td> <td class="tableblock halign-left valign-top"><div class="content"><div class="paragraph"> <p>Contract address or a comma separated list of addresses.</p> </div></div></td> <td class="tableblock halign-center valign-top"></td> <td class="tableblock halign-left valign-top"><p class="tableblock">String</p></td> </tr> <tr> <td class="tableblock halign-left valign-top"><p class="tableblock"><a id="_component_option_configuration"></a> <a href="#_component_option_configuration" class="anchor"></a><strong>configuration</strong> (common)</p></td> <td class="tableblock halign-left valign-top"><div class="content"><div class="paragraph"> <p>Default configuration.</p> </div></div></td> <td class="tableblock halign-center valign-top"></td> <td class="tableblock halign-left valign-top"><p class="tableblock">Web3jConfiguration</p></td> </tr> <tr> <td class="tableblock halign-left valign-top"><p class="tableblock"><a id="_component_option_fromAddress"></a> <a href="#_component_option_fromAddress" class="anchor"></a><strong>fromAddress</strong> (common)</p></td> <td class="tableblock halign-left valign-top"><div class="content"><div class="paragraph"> <p>The address the transaction is send from.</p> </div></div></td> <td class="tableblock halign-center valign-top"></td> <td class="tableblock halign-left valign-top"><p class="tableblock">String</p></td> </tr> <tr> <td class="tableblock halign-left valign-top"><p class="tableblock"><a id="_component_option_fromBlock"></a> <a href="#_component_option_fromBlock" class="anchor"></a><strong>fromBlock</strong> (common)</p></td> <td class="tableblock halign-left valign-top"><div class="content"><div class="paragraph"> <p>The block number, or the string latest for the last mined block or pending, earliest for not yet mined transactions.</p> </div></div></td> <td class="tableblock halign-center valign-top"><p class="tableblock">latest</p></td> <td class="tableblock halign-left valign-top"><p class="tableblock">String</p></td> </tr> <tr> <td class="tableblock halign-left valign-top"><p class="tableblock"><a id="_component_option_fullTransactionObjects"></a> <a href="#_component_option_fullTransactionObjects" class="anchor"></a><strong>fullTransactionObjects</strong> (common)</p></td> <td class="tableblock halign-left valign-top"><div class="content"><div class="paragraph"> <p>If true it returns the full transaction objects, if false only the hashes of the transactions.</p> </div></div></td> <td class="tableblock halign-center valign-top"><p class="tableblock">false</p></td> <td class="tableblock halign-left valign-top"><p class="tableblock">boolean</p></td> </tr> <tr> <td class="tableblock halign-left valign-top"><p class="tableblock"><a id="_component_option_gasLimit"></a> <a href="#_component_option_gasLimit" class="anchor"></a><strong>gasLimit</strong> (common)</p></td> <td class="tableblock halign-left valign-top"><div class="content"><div class="paragraph"> <p>The maximum gas allowed in this block.</p> </div></div></td> <td class="tableblock halign-center valign-top"></td> <td class="tableblock halign-left valign-top"><p class="tableblock">BigInteger</p></td> </tr> <tr> <td class="tableblock halign-left valign-top"><p class="tableblock"><a id="_component_option_privateFor"></a> <a href="#_component_option_privateFor" class="anchor"></a><strong>privateFor</strong> (common)</p></td> <td class="tableblock halign-left valign-top"><div class="content"><div class="paragraph"> <p>A comma separated transaction privateFor nodes with public keys in a Quorum network.</p> </div></div></td> <td class="tableblock halign-center valign-top"></td> <td class="tableblock halign-left valign-top"><p class="tableblock">String</p></td> </tr> <tr> <td class="tableblock halign-left valign-top"><p class="tableblock"><a id="_component_option_quorumAPI"></a> <a href="#_component_option_quorumAPI" class="anchor"></a><strong>quorumAPI</strong> (common)</p></td> <td class="tableblock halign-left valign-top"><div class="content"><div class="paragraph"> <p>If true, this will support Quorum API.</p> </div></div></td> <td class="tableblock halign-center valign-top"><p class="tableblock">false</p></td> <td class="tableblock halign-left valign-top"><p class="tableblock">boolean</p></td> </tr> <tr> <td class="tableblock halign-left valign-top"><p class="tableblock"><a id="_component_option_toAddress"></a> <a href="#_component_option_toAddress" class="anchor"></a><strong>toAddress</strong> (common)</p></td> <td class="tableblock halign-left valign-top"><div class="content"><div class="paragraph"> <p>The address the transaction is directed to.</p> </div></div></td> <td class="tableblock halign-center valign-top"></td> <td class="tableblock halign-left valign-top"><p class="tableblock">String</p></td> </tr> <tr> <td class="tableblock halign-left valign-top"><p class="tableblock"><a id="_component_option_toBlock"></a> <a href="#_component_option_toBlock" class="anchor"></a><strong>toBlock</strong> (common)</p></td> <td class="tableblock halign-left valign-top"><div class="content"><div class="paragraph"> <p>The block number, or the string latest for the last mined block or pending, earliest for not yet mined transactions.</p> </div></div></td> <td class="tableblock halign-center valign-top"><p class="tableblock">latest</p></td> <td class="tableblock halign-left valign-top"><p class="tableblock">String</p></td> </tr> <tr> <td class="tableblock halign-left valign-top"><p class="tableblock"><a id="_component_option_topics"></a> <a href="#_component_option_topics" class="anchor"></a><strong>topics</strong> (common)</p></td> <td class="tableblock halign-left valign-top"><div class="content"><div class="paragraph"> <p>Topics are order-dependent. Each topic can also be a list of topics. Specify multiple topics separated by comma.</p> </div></div></td> <td class="tableblock halign-center valign-top"></td> <td class="tableblock halign-left valign-top"><p class="tableblock">String</p></td> </tr> <tr> <td class="tableblock halign-left valign-top"><p class="tableblock"><a id="_component_option_web3j"></a> <a href="#_component_option_web3j" class="anchor"></a><strong>web3j</strong> (common)</p></td> <td class="tableblock halign-left valign-top"><div class="content"><div class="paragraph"> <p>The preconfigured Web3j object.</p> </div></div></td> <td class="tableblock halign-center valign-top"></td> <td class="tableblock halign-left valign-top"><p class="tableblock">Web3j</p></td> </tr> <tr> <td class="tableblock halign-left valign-top"><p class="tableblock"><a id="_component_option_bridgeErrorHandler"></a> <a href="#_component_option_bridgeErrorHandler" class="anchor"></a><strong>bridgeErrorHandler</strong> (consumer)</p></td> <td class="tableblock halign-left valign-top"><div class="content"><div class="paragraph"> <p>Allows for bridging the consumer to the Camel routing Error Handler, which mean any exceptions (if possible) occurred while the Camel consumer is trying to pickup incoming messages, or the likes, will now be processed as a message and handled by the routing Error Handler. Important: This is only possible if the 3rd party component allows Camel to be alerted if an exception was thrown. Some components handle this internally only, and therefore bridgeErrorHandler is not possible. In other situations we may improve the Camel component to hook into the 3rd party component and make this possible for future releases. By default the consumer will use the org.apache.camel.spi.ExceptionHandler to deal with exceptions, that will be logged at WARN or ERROR level and ignored.</p> </div></div></td> <td class="tableblock halign-center valign-top"><p class="tableblock">false</p></td> <td class="tableblock halign-left valign-top"><p class="tableblock">boolean</p></td> </tr> <tr> <td class="tableblock halign-left valign-top"><p class="tableblock"><a id="_component_option_address"></a> <a href="#_component_option_address" class="anchor"></a><strong>address</strong> (producer)</p></td> <td class="tableblock halign-left valign-top"><div class="content"><div class="paragraph"> <p>Contract address.</p> </div></div></td> <td class="tableblock halign-center valign-top"></td> <td class="tableblock halign-left valign-top"><p class="tableblock">String</p></td> </tr> <tr> <td class="tableblock halign-left valign-top"><p class="tableblock"><a id="_component_option_atBlock"></a> <a href="#_component_option_atBlock" class="anchor"></a><strong>atBlock</strong> (producer)</p></td> <td class="tableblock halign-left valign-top"><div class="content"><div class="paragraph"> <p>The block number, or the string latest for the last mined block or pending, earliest for not yet mined transactions.</p> </div></div></td> <td class="tableblock halign-center valign-top"><p class="tableblock">latest</p></td> <td class="tableblock halign-left valign-top"><p class="tableblock">String</p></td> </tr> <tr> <td class="tableblock halign-left valign-top"><p class="tableblock"><a id="_component_option_blockHash"></a> <a href="#_component_option_blockHash" class="anchor"></a><strong>blockHash</strong> (producer)</p></td> <td class="tableblock halign-left valign-top"><div class="content"><div class="paragraph"> <p>Hash of the block where this transaction was in.</p> </div></div></td> <td class="tableblock halign-center valign-top"></td> <td class="tableblock halign-left valign-top"><p class="tableblock">String</p></td> </tr> <tr> <td class="tableblock halign-left valign-top"><p class="tableblock"><a id="_component_option_clientId"></a> <a href="#_component_option_clientId" class="anchor"></a><strong>clientId</strong> (producer)</p></td> <td class="tableblock halign-left valign-top"><div class="content"><div class="paragraph"> <p>A random hexadecimal(32 bytes) ID identifying the client.</p> </div></div></td> <td class="tableblock halign-center valign-top"></td> <td class="tableblock halign-left valign-top"><p class="tableblock">String</p></td> </tr> <tr> <td class="tableblock halign-left valign-top"><p class="tableblock"><a id="_component_option_data"></a> <a href="#_component_option_data" class="anchor"></a><strong>data</strong> (producer)</p></td> <td class="tableblock halign-left valign-top"><div class="content"><div class="paragraph"> <p>The compiled code of a contract OR the hash of the invoked method signature and encoded parameters.</p> </div></div></td> <td class="tableblock halign-center valign-top"></td> <td class="tableblock halign-left valign-top"><p class="tableblock">String</p></td> </tr> <tr> <td class="tableblock halign-left valign-top"><p class="tableblock"><a id="_component_option_databaseName"></a> <a href="#_component_option_databaseName" class="anchor"></a><strong>databaseName</strong> (producer)</p></td> <td class="tableblock halign-left valign-top"><div class="content"><div class="paragraph"> <p>The local database name.</p> </div></div></td> <td class="tableblock halign-center valign-top"></td> <td class="tableblock halign-left valign-top"><p class="tableblock">String</p></td> </tr> <tr> <td class="tableblock halign-left valign-top"><p class="tableblock"><a id="_component_option_filterId"></a> <a href="#_component_option_filterId" class="anchor"></a><strong>filterId</strong> (producer)</p></td> <td class="tableblock halign-left valign-top"><div class="content"><div class="paragraph"> <p>The filter id to use.</p> </div></div></td> <td class="tableblock halign-center valign-top"></td> <td class="tableblock halign-left valign-top"><p class="tableblock">BigInteger</p></td> </tr> <tr> <td class="tableblock halign-left valign-top"><p class="tableblock"><a id="_component_option_gasPrice"></a> <a href="#_component_option_gasPrice" class="anchor"></a><strong>gasPrice</strong> (producer)</p></td> <td class="tableblock halign-left valign-top"><div class="content"><div class="paragraph"> <p>Gas price used for each paid gas.</p> </div></div></td> <td class="tableblock halign-center valign-top"></td> <td class="tableblock halign-left valign-top"><p class="tableblock">BigInteger</p></td> </tr> <tr> <td class="tableblock halign-left valign-top"><p class="tableblock"><a id="_component_option_hashrate"></a> <a href="#_component_option_hashrate" class="anchor"></a><strong>hashrate</strong> (producer)</p></td> <td class="tableblock halign-left valign-top"><div class="content"><div class="paragraph"> <p>A hexadecimal string representation (32 bytes) of the hash rate.</p> </div></div></td> <td class="tableblock halign-center valign-top"></td> <td class="tableblock halign-left valign-top"><p class="tableblock">String</p></td> </tr> <tr> <td class="tableblock halign-left valign-top"><p class="tableblock"><a id="_component_option_headerPowHash"></a> <a href="#_component_option_headerPowHash" class="anchor"></a><strong>headerPowHash</strong> (producer)</p></td> <td class="tableblock halign-left valign-top"><div class="content"><div class="paragraph"> <p>The header’s pow-hash (256 bits) used for submitting a proof-of-work solution.</p> </div></div></td> <td class="tableblock halign-center valign-top"></td> <td class="tableblock halign-left valign-top"><p class="tableblock">String</p></td> </tr> <tr> <td class="tableblock halign-left valign-top"><p class="tableblock"><a id="_component_option_index"></a> <a href="#_component_option_index" class="anchor"></a><strong>index</strong> (producer)</p></td> <td class="tableblock halign-left valign-top"><div class="content"><div class="paragraph"> <p>The transactions/uncle index position in the block.</p> </div></div></td> <td class="tableblock halign-center valign-top"></td> <td class="tableblock halign-left valign-top"><p class="tableblock">BigInteger</p></td> </tr> <tr> <td class="tableblock halign-left valign-top"><p class="tableblock"><a id="_component_option_keyName"></a> <a href="#_component_option_keyName" class="anchor"></a><strong>keyName</strong> (producer)</p></td> <td class="tableblock halign-left valign-top"><div class="content"><div class="paragraph"> <p>The key name in the database.</p> </div></div></td> <td class="tableblock halign-center valign-top"></td> <td class="tableblock halign-left valign-top"><p class="tableblock">String</p></td> </tr> <tr> <td class="tableblock halign-left valign-top"><p class="tableblock"><a id="_component_option_lazyStartProducer"></a> <a href="#_component_option_lazyStartProducer" class="anchor"></a><strong>lazyStartProducer</strong> (producer)</p></td> <td class="tableblock halign-left valign-top"><div class="content"><div class="paragraph"> <p>Whether the producer should be started lazy (on the first message). By starting lazy you can use this to allow CamelContext and routes to startup in situations where a producer may otherwise fail during starting and cause the route to fail being started. By deferring this startup to be lazy then the startup failure can be handled during routing messages via Camel’s routing error handlers. Beware that when the first message is processed then creating and starting the producer may take a little time and prolong the total processing time of the processing.</p> </div></div></td> <td class="tableblock halign-center valign-top"><p class="tableblock">false</p></td> <td class="tableblock halign-left valign-top"><p class="tableblock">boolean</p></td> </tr> <tr> <td class="tableblock halign-left valign-top"><p class="tableblock"><a id="_component_option_mixDigest"></a> <a href="#_component_option_mixDigest" class="anchor"></a><strong>mixDigest</strong> (producer)</p></td> <td class="tableblock halign-left valign-top"><div class="content"><div class="paragraph"> <p>The mix digest (256 bits) used for submitting a proof-of-work solution.</p> </div></div></td> <td class="tableblock halign-center valign-top"></td> <td class="tableblock halign-left valign-top"><p class="tableblock">String</p></td> </tr> <tr> <td class="tableblock halign-left valign-top"><p class="tableblock"><a id="_component_option_nonce"></a> <a href="#_component_option_nonce" class="anchor"></a><strong>nonce</strong> (producer)</p></td> <td class="tableblock halign-left valign-top"><div class="content"><div class="paragraph"> <p>The nonce found (64 bits) used for submitting a proof-of-work solution.</p> </div></div></td> <td class="tableblock halign-center valign-top"></td> <td class="tableblock halign-left valign-top"><p class="tableblock">String</p></td> </tr> <tr> <td class="tableblock halign-left valign-top"><p class="tableblock"><a id="_component_option_operation"></a> <a href="#_component_option_operation" class="anchor"></a><strong>operation</strong> (producer)</p></td> <td class="tableblock halign-left valign-top"><div class="content"><div class="paragraph"> <p>Operation to use.</p> </div></div></td> <td class="tableblock halign-center valign-top"><p class="tableblock">transaction</p></td> <td class="tableblock halign-left valign-top"><p class="tableblock">String</p></td> </tr> <tr> <td class="tableblock halign-left valign-top"><p class="tableblock"><a id="_component_option_position"></a> <a href="#_component_option_position" class="anchor"></a><strong>position</strong> (producer)</p></td> <td class="tableblock halign-left valign-top"><div class="content"><div class="paragraph"> <p>The transaction index position withing a block.</p> </div></div></td> <td class="tableblock halign-center valign-top"></td> <td class="tableblock halign-left valign-top"><p class="tableblock">BigInteger</p></td> </tr> <tr> <td class="tableblock halign-left valign-top"><p class="tableblock"><a id="_component_option_priority"></a> <a href="#_component_option_priority" class="anchor"></a><strong>priority</strong> (producer)</p></td> <td class="tableblock halign-left valign-top"><div class="content"><div class="paragraph"> <p>The priority of a whisper message.</p> </div></div></td> <td class="tableblock halign-center valign-top"></td> <td class="tableblock halign-left valign-top"><p class="tableblock">BigInteger</p></td> </tr> <tr> <td class="tableblock halign-left valign-top"><p class="tableblock"><a id="_component_option_sha3HashOfDataToSign"></a> <a href="#_component_option_sha3HashOfDataToSign" class="anchor"></a><strong>sha3HashOfDataToSign</strong> (producer)</p></td> <td class="tableblock halign-left valign-top"><div class="content"><div class="paragraph"> <p>Message to sign by calculating an Ethereum specific signature.</p> </div></div></td> <td class="tableblock halign-center valign-top"></td> <td class="tableblock halign-left valign-top"><p class="tableblock">String</p></td> </tr> <tr> <td class="tableblock halign-left valign-top"><p class="tableblock"><a id="_component_option_signedTransactionData"></a> <a href="#_component_option_signedTransactionData" class="anchor"></a><strong>signedTransactionData</strong> (producer)</p></td> <td class="tableblock halign-left valign-top"><div class="content"><div class="paragraph"> <p>The signed transaction data for a new message call transaction or a contract creation for signed transactions.</p> </div></div></td> <td class="tableblock halign-center valign-top"></td> <td class="tableblock halign-left valign-top"><p class="tableblock">String</p></td> </tr> <tr> <td class="tableblock halign-left valign-top"><p class="tableblock"><a id="_component_option_sourceCode"></a> <a href="#_component_option_sourceCode" class="anchor"></a><strong>sourceCode</strong> (producer)</p></td> <td class="tableblock halign-left valign-top"><div class="content"><div class="paragraph"> <p>The source code to compile.</p> </div></div></td> <td class="tableblock halign-center valign-top"></td> <td class="tableblock halign-left valign-top"><p class="tableblock">String</p></td> </tr> <tr> <td class="tableblock halign-left valign-top"><p class="tableblock"><a id="_component_option_transactionHash"></a> <a href="#_component_option_transactionHash" class="anchor"></a><strong>transactionHash</strong> (producer)</p></td> <td class="tableblock halign-left valign-top"><div class="content"><div class="paragraph"> <p>The information about a transaction requested by transaction hash.</p> </div></div></td> <td class="tableblock halign-center valign-top"></td> <td class="tableblock halign-left valign-top"><p class="tableblock">String</p></td> </tr> <tr> <td class="tableblock halign-left valign-top"><p class="tableblock"><a id="_component_option_ttl"></a> <a href="#_component_option_ttl" class="anchor"></a><strong>ttl</strong> (producer)</p></td> <td class="tableblock halign-left valign-top"><div class="content"><div class="paragraph"> <p>The time to live in seconds of a whisper message.</p> </div></div></td> <td class="tableblock halign-center valign-top"></td> <td class="tableblock halign-left valign-top"><p class="tableblock">BigInteger</p></td> </tr> <tr> <td class="tableblock halign-left valign-top"><p class="tableblock"><a id="_component_option_value"></a> <a href="#_component_option_value" class="anchor"></a><strong>value</strong> (producer)</p></td> <td class="tableblock halign-left valign-top"><div class="content"><div class="paragraph"> <p>The value sent within a transaction.</p> </div></div></td> <td class="tableblock halign-center valign-top"></td> <td class="tableblock halign-left valign-top"><p class="tableblock">BigInteger</p></td> </tr> <tr> <td class="tableblock halign-left valign-top"><p class="tableblock"><a id="_component_option_autowiredEnabled"></a> <a href="#_component_option_autowiredEnabled" class="anchor"></a><strong>autowiredEnabled</strong> (advanced)</p></td> <td class="tableblock halign-left valign-top"><div class="content"><div class="paragraph"> <p>Whether autowiring is enabled. This is used for automatic autowiring options (the option must be marked as autowired) by looking up in the registry to find if there is a single instance of matching type, which then gets configured on the component. This can be used for automatic configuring JDBC data sources, JMS connection factories, AWS Clients, etc.</p> </div></div></td> <td class="tableblock halign-center valign-top"><p class="tableblock">true</p></td> <td class="tableblock halign-left valign-top"><p class="tableblock">boolean</p></td> </tr> </tbody> </table></div> </div> </div> <div class="sect1"> <h2 id="_endpoint_options"><a class="anchor" href="#_endpoint_options"></a>Endpoint Options</h2> <div class="sectionbody"> <div class="paragraph"> <p>The Web3j Ethereum Blockchain endpoint is configured using URI syntax:</p> </div> <div class="listingblock"> <div class="content"> <pre>web3j:nodeAddress</pre> </div> </div> <div class="paragraph"> <p>With the following <em>path</em> and <em>query</em> parameters:</p> </div> <div class="sect2"> <h3 id="_path_parameters_1_parameters"><a class="anchor" href="#_path_parameters_1_parameters"></a>Path Parameters (1 parameters)</h3> <div class="table-wrapper"><table class="tableblock frame-all grid-all stretch"> <colgroup> <col> <col> <col> <col> </colgroup> <thead> <tr> <th class="tableblock halign-left valign-top">Name</th> <th class="tableblock halign-left valign-top">Description</th> <th class="tableblock halign-center valign-top">Default</th> <th class="tableblock halign-left valign-top">Type</th> </tr> </thead> <tbody> <tr> <td class="tableblock halign-left valign-top"><p class="tableblock"><a id="_endpoint_path_option_nodeAddress"></a> <a href="#_endpoint_path_option_nodeAddress" class="anchor"></a><strong>nodeAddress</strong> (common)</p></td> <td class="tableblock halign-left valign-top"><div class="content"><div class="paragraph"> <p><strong>Required</strong> Sets the node address used to communicate.</p> </div></div></td> <td class="tableblock halign-center valign-top"></td> <td class="tableblock halign-left valign-top"><p class="tableblock">String</p></td> </tr> </tbody> </table></div> </div> <div class="sect2"> <h3 id="_query_parameters"><a class="anchor" href="#_query_parameters"></a>Query Parameters (38 parameters)</h3> <div class="table-wrapper"><table class="tableblock frame-all grid-all stretch"> <colgroup> <col> <col> <col> <col> </colgroup> <thead> <tr> <th class="tableblock halign-left valign-top">Name</th> <th class="tableblock halign-left valign-top">Description</th> <th class="tableblock halign-center valign-top">Default</th> <th class="tableblock halign-left valign-top">Type</th> </tr> </thead> <tbody> <tr> <td class="tableblock halign-left valign-top"><p class="tableblock"><a id="_endpoint_query_option_addresses"></a> <a href="#_endpoint_query_option_addresses" class="anchor"></a><strong>addresses</strong> (common)</p></td> <td class="tableblock halign-left valign-top"><div class="content"><div class="paragraph"> <p>Contract address or a comma separated list of addresses.</p> </div></div></td> <td class="tableblock halign-center valign-top"></td> <td class="tableblock halign-left valign-top"><p class="tableblock">String</p></td> </tr> <tr> <td class="tableblock halign-left valign-top"><p class="tableblock"><a id="_endpoint_query_option_fromAddress"></a> <a href="#_endpoint_query_option_fromAddress" class="anchor"></a><strong>fromAddress</strong> (common)</p></td> <td class="tableblock halign-left valign-top"><div class="content"><div class="paragraph"> <p>The address the transaction is send from.</p> </div></div></td> <td class="tableblock halign-center valign-top"></td> <td class="tableblock halign-left valign-top"><p class="tableblock">String</p></td> </tr> <tr> <td class="tableblock halign-left valign-top"><p class="tableblock"><a id="_endpoint_query_option_fromBlock"></a> <a href="#_endpoint_query_option_fromBlock" class="anchor"></a><strong>fromBlock</strong> (common)</p></td> <td class="tableblock halign-left valign-top"><div class="content"><div class="paragraph"> <p>The block number, or the string latest for the last mined block or pending, earliest for not yet mined transactions.</p> </div></div></td> <td class="tableblock halign-center valign-top"><p class="tableblock">latest</p></td> <td class="tableblock halign-left valign-top"><p class="tableblock">String</p></td> </tr> <tr> <td class="tableblock halign-left valign-top"><p class="tableblock"><a id="_endpoint_query_option_fullTransactionObjects"></a> <a href="#_endpoint_query_option_fullTransactionObjects" class="anchor"></a><strong>fullTransactionObjects</strong> (common)</p></td> <td class="tableblock halign-left valign-top"><div class="content"><div class="paragraph"> <p>If true it returns the full transaction objects, if false only the hashes of the transactions.</p> </div></div></td> <td class="tableblock halign-center valign-top"><p class="tableblock">false</p></td> <td class="tableblock halign-left valign-top"><p class="tableblock">boolean</p></td> </tr> <tr> <td class="tableblock halign-left valign-top"><p class="tableblock"><a id="_endpoint_query_option_gasLimit"></a> <a href="#_endpoint_query_option_gasLimit" class="anchor"></a><strong>gasLimit</strong> (common)</p></td> <td class="tableblock halign-left valign-top"><div class="content"><div class="paragraph"> <p>The maximum gas allowed in this block.</p> </div></div></td> <td class="tableblock halign-center valign-top"></td> <td class="tableblock halign-left valign-top"><p class="tableblock">BigInteger</p></td> </tr> <tr> <td class="tableblock halign-left valign-top"><p class="tableblock"><a id="_endpoint_query_option_privateFor"></a> <a href="#_endpoint_query_option_privateFor" class="anchor"></a><strong>privateFor</strong> (common)</p></td> <td class="tableblock halign-left valign-top"><div class="content"><div class="paragraph"> <p>A comma separated transaction privateFor nodes with public keys in a Quorum network.</p> </div></div></td> <td class="tableblock halign-center valign-top"></td> <td class="tableblock halign-left valign-top"><p class="tableblock">String</p></td> </tr> <tr> <td class="tableblock halign-left valign-top"><p class="tableblock"><a id="_endpoint_query_option_quorumAPI"></a> <a href="#_endpoint_query_option_quorumAPI" class="anchor"></a><strong>quorumAPI</strong> (common)</p></td> <td class="tableblock halign-left valign-top"><div class="content"><div class="paragraph"> <p>If true, this will support Quorum API.</p> </div></div></td> <td class="tableblock halign-center valign-top"><p class="tableblock">false</p></td> <td class="tableblock halign-left valign-top"><p class="tableblock">boolean</p></td> </tr> <tr> <td class="tableblock halign-left valign-top"><p class="tableblock"><a id="_endpoint_query_option_toAddress"></a> <a href="#_endpoint_query_option_toAddress" class="anchor"></a><strong>toAddress</strong> (common)</p></td> <td class="tableblock halign-left valign-top"><div class="content"><div class="paragraph"> <p>The address the transaction is directed to.</p> </div></div></td> <td class="tableblock halign-center valign-top"></td> <td class="tableblock halign-left valign-top"><p class="tableblock">String</p></td> </tr> <tr> <td class="tableblock halign-left valign-top"><p class="tableblock"><a id="_endpoint_query_option_toBlock"></a> <a href="#_endpoint_query_option_toBlock" class="anchor"></a><strong>toBlock</strong> (common)</p></td> <td class="tableblock halign-left valign-top"><div class="content"><div class="paragraph"> <p>The block number, or the string latest for the last mined block or pending, earliest for not yet mined transactions.</p> </div></div></td> <td class="tableblock halign-center valign-top"><p class="tableblock">latest</p></td> <td class="tableblock halign-left valign-top"><p class="tableblock">String</p></td> </tr> <tr> <td class="tableblock halign-left valign-top"><p class="tableblock"><a id="_endpoint_query_option_topics"></a> <a href="#_endpoint_query_option_topics" class="anchor"></a><strong>topics</strong> (common)</p></td> <td class="tableblock halign-left valign-top"><div class="content"><div class="paragraph"> <p>Topics are order-dependent. Each topic can also be a list of topics. Specify multiple topics separated by comma.</p> </div></div></td> <td class="tableblock halign-center valign-top"></td> <td class="tableblock halign-left valign-top"><p class="tableblock">String</p></td> </tr> <tr> <td class="tableblock halign-left valign-top"><p class="tableblock"><a id="_endpoint_query_option_web3j"></a> <a href="#_endpoint_query_option_web3j" class="anchor"></a><strong>web3j</strong> (common)</p></td> <td class="tableblock halign-left valign-top"><div class="content"><div class="paragraph"> <p>The preconfigured Web3j object.</p> </div></div></td> <td class="tableblock halign-center valign-top"></td> <td class="tableblock halign-left valign-top"><p class="tableblock">Web3j</p></td> </tr> <tr> <td class="tableblock halign-left valign-top"><p class="tableblock"><a id="_endpoint_query_option_bridgeErrorHandler"></a> <a href="#_endpoint_query_option_bridgeErrorHandler" class="anchor"></a><strong>bridgeErrorHandler</strong> (consumer (advanced))</p></td> <td class="tableblock halign-left valign-top"><div class="content"><div class="paragraph"> <p>Allows for bridging the consumer to the Camel routing Error Handler, which mean any exceptions (if possible) occurred while the Camel consumer is trying to pickup incoming messages, or the likes, will now be processed as a message and handled by the routing Error Handler. Important: This is only possible if the 3rd party component allows Camel to be alerted if an exception was thrown. Some components handle this internally only, and therefore bridgeErrorHandler is not possible. In other situations we may improve the Camel component to hook into the 3rd party component and make this possible for future releases. By default the consumer will use the org.apache.camel.spi.ExceptionHandler to deal with exceptions, that will be logged at WARN or ERROR level and ignored.</p> </div></div></td> <td class="tableblock halign-center valign-top"><p class="tableblock">false</p></td> <td class="tableblock halign-left valign-top"><p class="tableblock">boolean</p></td> </tr> <tr> <td class="tableblock halign-left valign-top"><p class="tableblock"><a id="_endpoint_query_option_exceptionHandler"></a> <a href="#_endpoint_query_option_exceptionHandler" class="anchor"></a><strong>exceptionHandler</strong> (consumer (advanced))</p></td> <td class="tableblock halign-left valign-top"><div class="content"><div class="paragraph"> <p>To let the consumer use a custom ExceptionHandler. Notice if the option bridgeErrorHandler is enabled then this option is not in use. By default the consumer will deal with exceptions, that will be logged at WARN or ERROR level and ignored.</p> </div></div></td> <td class="tableblock halign-center valign-top"></td> <td class="tableblock halign-left valign-top"><p class="tableblock">ExceptionHandler</p></td> </tr> <tr> <td class="tableblock halign-left valign-top"><p class="tableblock"><a id="_endpoint_query_option_exchangePattern"></a> <a href="#_endpoint_query_option_exchangePattern" class="anchor"></a><strong>exchangePattern</strong> (consumer (advanced))</p></td> <td class="tableblock halign-left valign-top"><div class="content"><div class="paragraph"> <p>Sets the exchange pattern when the consumer creates an exchange.</p> </div> <div class="paragraph"> <p>Enum values:</p> </div> <div class="ulist"> <ul> <li> <p>InOnly</p> </li> <li> <p>InOut</p> </li> </ul> </div></div></td> <td class="tableblock halign-center valign-top"></td> <td class="tableblock halign-left valign-top"><p class="tableblock">ExchangePattern</p></td> </tr> <tr> <td class="tableblock halign-left valign-top"><p class="tableblock"><a id="_endpoint_query_option_address"></a> <a href="#_endpoint_query_option_address" class="anchor"></a><strong>address</strong> (producer)</p></td> <td class="tableblock halign-left valign-top"><div class="content"><div class="paragraph"> <p>Contract address.</p> </div></div></td> <td class="tableblock halign-center valign-top"></td> <td class="tableblock halign-left valign-top"><p class="tableblock">String</p></td> </tr> <tr> <td class="tableblock halign-left valign-top"><p class="tableblock"><a id="_endpoint_query_option_atBlock"></a> <a href="#_endpoint_query_option_atBlock" class="anchor"></a><strong>atBlock</strong> (producer)</p></td> <td class="tableblock halign-left valign-top"><div class="content"><div class="paragraph"> <p>The block number, or the string latest for the last mined block or pending, earliest for not yet mined transactions.</p> </div></div></td> <td class="tableblock halign-center valign-top"><p class="tableblock">latest</p></td> <td class="tableblock halign-left valign-top"><p class="tableblock">String</p></td> </tr> <tr> <td class="tableblock halign-left valign-top"><p class="tableblock"><a id="_endpoint_query_option_blockHash"></a> <a href="#_endpoint_query_option_blockHash" class="anchor"></a><strong>blockHash</strong> (producer)</p></td> <td class="tableblock halign-left valign-top"><div class="content"><div class="paragraph"> <p>Hash of the block where this transaction was in.</p> </div></div></td> <td class="tableblock halign-center valign-top"></td> <td class="tableblock halign-left valign-top"><p class="tableblock">String</p></td> </tr> <tr> <td class="tableblock halign-left valign-top"><p class="tableblock"><a id="_endpoint_query_option_clientId"></a> <a href="#_endpoint_query_option_clientId" class="anchor"></a><strong>clientId</strong> (producer)</p></td> <td class="tableblock halign-left valign-top"><div class="content"><div class="paragraph"> <p>A random hexadecimal(32 bytes) ID identifying the client.</p> </div></div></td> <td class="tableblock halign-center valign-top"></td> <td class="tableblock halign-left valign-top"><p class="tableblock">String</p></td> </tr> <tr> <td class="tableblock halign-left valign-top"><p class="tableblock"><a id="_endpoint_query_option_data"></a> <a href="#_endpoint_query_option_data" class="anchor"></a><strong>data</strong> (producer)</p></td> <td class="tableblock halign-left valign-top"><div class="content"><div class="paragraph"> <p>The compiled code of a contract OR the hash of the invoked method signature and encoded parameters.</p> </div></div></td> <td class="tableblock halign-center valign-top"></td> <td class="tableblock halign-left valign-top"><p class="tableblock">String</p></td> </tr> <tr> <td class="tableblock halign-left valign-top"><p class="tableblock"><a id="_endpoint_query_option_databaseName"></a> <a href="#_endpoint_query_option_databaseName" class="anchor"></a><strong>databaseName</strong> (producer)</p></td> <td class="tableblock halign-left valign-top"><div class="content"><div class="paragraph"> <p>The local database name.</p> </div></div></td> <td class="tableblock halign-center valign-top"></td> <td class="tableblock halign-left valign-top"><p class="tableblock">String</p></td> </tr> <tr> <td class="tableblock halign-left valign-top"><p class="tableblock"><a id="_endpoint_query_option_filterId"></a> <a href="#_endpoint_query_option_filterId" class="anchor"></a><strong>filterId</strong> (producer)</p></td> <td class="tableblock halign-left valign-top"><div class="content"><div class="paragraph"> <p>The filter id to use.</p> </div></div></td> <td class="tableblock halign-center valign-top"></td> <td class="tableblock halign-left valign-top"><p class="tableblock">BigInteger</p></td> </tr> <tr> <td class="tableblock halign-left valign-top"><p class="tableblock"><a id="_endpoint_query_option_gasPrice"></a> <a href="#_endpoint_query_option_gasPrice" class="anchor"></a><strong>gasPrice</strong> (producer)</p></td> <td class="tableblock halign-left valign-top"><div class="content"><div class="paragraph"> <p>Gas price used for each paid gas.</p> </div></div></td> <td class="tableblock halign-center valign-top"></td> <td class="tableblock halign-left valign-top"><p class="tableblock">BigInteger</p></td> </tr> <tr> <td class="tableblock halign-left valign-top"><p class="tableblock"><a id="_endpoint_query_option_hashrate"></a> <a href="#_endpoint_query_option_hashrate" class="anchor"></a><strong>hashrate</strong> (producer)</p></td> <td class="tableblock halign-left valign-top"><div class="content"><div class="paragraph"> <p>A hexadecimal string representation (32 bytes) of the hash rate.</p> </div></div></td> <td class="tableblock halign-center valign-top"></td> <td class="tableblock halign-left valign-top"><p class="tableblock">String</p></td> </tr> <tr> <td class="tableblock halign-left valign-top"><p class="tableblock"><a id="_endpoint_query_option_headerPowHash"></a> <a href="#_endpoint_query_option_headerPowHash" class="anchor"></a><strong>headerPowHash</strong> (producer)</p></td> <td class="tableblock halign-left valign-top"><div class="content"><div class="paragraph"> <p>The header’s pow-hash (256 bits) used for submitting a proof-of-work solution.</p> </div></div></td> <td class="tableblock halign-center valign-top"></td> <td class="tableblock halign-left valign-top"><p class="tableblock">String</p></td> </tr> <tr> <td class="tableblock halign-left valign-top"><p class="tableblock"><a id="_endpoint_query_option_index"></a> <a href="#_endpoint_query_option_index" class="anchor"></a><strong>index</strong> (producer)</p></td> <td class="tableblock halign-left valign-top"><div class="content"><div class="paragraph"> <p>The transactions/uncle index position in the block.</p> </div></div></td> <td class="tableblock halign-center valign-top"></td> <td class="tableblock halign-left valign-top"><p class="tableblock">BigInteger</p></td> </tr> <tr> <td class="tableblock halign-left valign-top"><p class="tableblock"><a id="_endpoint_query_option_keyName"></a> <a href="#_endpoint_query_option_keyName" class="anchor"></a><strong>keyName</strong> (producer)</p></td> <td class="tableblock halign-left valign-top"><div class="content"><div class="paragraph"> <p>The key name in the database.</p> </div></div></td> <td class="tableblock halign-center valign-top"></td> <td class="tableblock halign-left valign-top"><p class="tableblock">String</p></td> </tr> <tr> <td class="tableblock halign-left valign-top"><p class="tableblock"><a id="_endpoint_query_option_mixDigest"></a> <a href="#_endpoint_query_option_mixDigest" class="anchor"></a><strong>mixDigest</strong> (producer)</p></td> <td class="tableblock halign-left valign-top"><div class="content"><div class="paragraph"> <p>The mix digest (256 bits) used for submitting a proof-of-work solution.</p> </div></div></td> <td class="tableblock halign-center valign-top"></td> <td class="tableblock halign-left valign-top"><p class="tableblock">String</p></td> </tr> <tr> <td class="tableblock halign-left valign-top"><p class="tableblock"><a id="_endpoint_query_option_nonce"></a> <a href="#_endpoint_query_option_nonce" class="anchor"></a><strong>nonce</strong> (producer)</p></td> <td class="tableblock halign-left valign-top"><div class="content"><div class="paragraph"> <p>The nonce found (64 bits) used for submitting a proof-of-work solution.</p> </div></div></td> <td class="tableblock halign-center valign-top"></td> <td class="tableblock halign-left valign-top"><p class="tableblock">String</p></td> </tr> <tr> <td class="tableblock halign-left valign-top"><p class="tableblock"><a id="_endpoint_query_option_operation"></a> <a href="#_endpoint_query_option_operation" class="anchor"></a><strong>operation</strong> (producer)</p></td> <td class="tableblock halign-left valign-top"><div class="content"><div class="paragraph"> <p>Operation to use.</p> </div></div></td> <td class="tableblock halign-center valign-top"><p class="tableblock">transaction</p></td> <td class="tableblock halign-left valign-top"><p class="tableblock">String</p></td> </tr> <tr> <td class="tableblock halign-left valign-top"><p class="tableblock"><a id="_endpoint_query_option_position"></a> <a href="#_endpoint_query_option_position" class="anchor"></a><strong>position</strong> (producer)</p></td> <td class="tableblock halign-left valign-top"><div class="content"><div class="paragraph"> <p>The transaction index position withing a block.</p> </div></div></td> <td class="tableblock halign-center valign-top"></td> <td class="tableblock halign-left valign-top"><p class="tableblock">BigInteger</p></td> </tr> <tr> <td class="tableblock halign-left valign-top"><p class="tableblock"><a id="_endpoint_query_option_priority"></a> <a href="#_endpoint_query_option_priority" class="anchor"></a><strong>priority</strong> (producer)</p></td> <td class="tableblock halign-left valign-top"><div class="content"><div class="paragraph"> <p>The priority of a whisper message.</p> </div></div></td> <td class="tableblock halign-center valign-top"></td> <td class="tableblock halign-left valign-top"><p class="tableblock">BigInteger</p></td> </tr> <tr> <td class="tableblock halign-left valign-top"><p class="tableblock"><a id="_endpoint_query_option_sha3HashOfDataToSign"></a> <a href="#_endpoint_query_option_sha3HashOfDataToSign" class="anchor"></a><strong>sha3HashOfDataToSign</strong> (producer)</p></td> <td class="tableblock halign-left valign-top"><div class="content"><div class="paragraph"> <p>Message to sign by calculating an Ethereum specific signature.</p> </div></div></td> <td class="tableblock halign-center valign-top"></td> <td class="tableblock halign-left valign-top"><p class="tableblock">String</p></td> </tr> <tr> <td class="tableblock halign-left valign-top"><p class="tableblock"><a id="_endpoint_query_option_signedTransactionData"></a> <a href="#_endpoint_query_option_signedTransactionData" class="anchor"></a><strong>signedTransactionData</strong> (producer)</p></td> <td class="tableblock halign-left valign-top"><div class="content"><div class="paragraph"> <p>The signed transaction data for a new message call transaction or a contract creation for signed transactions.</p> </div></div></td> <td class="tableblock halign-center valign-top"></td> <td class="tableblock halign-left valign-top"><p class="tableblock">String</p></td> </tr> <tr> <td class="tableblock halign-left valign-top"><p class="tableblock"><a id="_endpoint_query_option_sourceCode"></a> <a href="#_endpoint_query_option_sourceCode" class="anchor"></a><strong>sourceCode</strong> (producer)</p></td> <td class="tableblock halign-left valign-top"><div class="content"><div class="paragraph"> <p>The source code to compile.</p> </div></div></td> <td class="tableblock halign-center valign-top"></td> <td class="tableblock halign-left valign-top"><p class="tableblock">String</p></td> </tr> <tr> <td class="tableblock halign-left valign-top"><p class="tableblock"><a id="_endpoint_query_option_transactionHash"></a> <a href="#_endpoint_query_option_transactionHash" class="anchor"></a><strong>transactionHash</strong> (producer)</p></td> <td class="tableblock halign-left valign-top"><div class="content"><div class="paragraph"> <p>The information about a transaction requested by transaction hash.</p> </div></div></td> <td class="tableblock halign-center valign-top"></td> <td class="tableblock halign-left valign-top"><p class="tableblock">String</p></td> </tr> <tr> <td class="tableblock halign-left valign-top"><p class="tableblock"><a id="_endpoint_query_option_ttl"></a> <a href="#_endpoint_query_option_ttl" class="anchor"></a><strong>ttl</strong> (producer)</p></td> <td class="tableblock halign-left valign-top"><div class="content"><div class="paragraph"> <p>The time to live in seconds of a whisper message.</p> </div></div></td> <td class="tableblock halign-center valign-top"></td> <td class="tableblock halign-left valign-top"><p class="tableblock">BigInteger</p></td> </tr> <tr> <td class="tableblock halign-left valign-top"><p class="tableblock"><a id="_endpoint_query_option_value"></a> <a href="#_endpoint_query_option_value" class="anchor"></a><strong>value</strong> (producer)</p></td> <td class="tableblock halign-left valign-top"><div class="content"><div class="paragraph"> <p>The value sent within a transaction.</p> </div></div></td> <td class="tableblock halign-center valign-top"></td> <td class="tableblock halign-left valign-top"><p class="tableblock">BigInteger</p></td> </tr> <tr> <td class="tableblock halign-left valign-top"><p class="tableblock"><a id="_endpoint_query_option_lazyStartProducer"></a> <a href="#_endpoint_query_option_lazyStartProducer" class="anchor"></a><strong>lazyStartProducer</strong> (producer (advanced))</p></td> <td class="tableblock halign-left valign-top"><div class="content"><div class="paragraph"> <p>Whether the producer should be started lazy (on the first message). By starting lazy you can use this to allow CamelContext and routes to startup in situations where a producer may otherwise fail during starting and cause the route to fail being started. By deferring this startup to be lazy then the startup failure can be handled during routing messages via Camel’s routing error handlers. Beware that when the first message is processed then creating and starting the producer may take a little time and prolong the total processing time of the processing.</p> </div></div></td> <td class="tableblock halign-center valign-top"><p class="tableblock">false</p></td> <td class="tableblock halign-left valign-top"><p class="tableblock">boolean</p></td> </tr> </tbody> </table></div> </div> </div> </div> <div class="sect1"> <h2 id="_message_headers"><a class="anchor" href="#_message_headers"></a>Message Headers</h2> <div class="sectionbody"> <div class="paragraph"> <p>The Web3j Ethereum Blockchain component supports 39 message header(s), which is/are listed below:</p> </div> <div class="table-wrapper"><table class="tableblock frame-all grid-all stretch"> <colgroup> <col> <col> <col> <col> </colgroup> <thead> <tr> <th class="tableblock halign-left valign-top">Name</th> <th class="tableblock halign-left valign-top">Description</th> <th class="tableblock halign-center valign-top">Default</th> <th class="tableblock halign-left valign-top">Type</th> </tr> </thead> <tbody> <tr> <td class="tableblock halign-left valign-top"><p class="tableblock"><a id="_endpoint_header_CamelWeb3jEthHashrate"></a> <a href="#_endpoint_header_CamelWeb3jEthHashrate" class="anchor"></a><strong>CamelWeb3jEthHashrate</strong> (producer)</p> <p class="tableblock">Constant: <a href="https://javadoc.io/doc/org.apache.camel/camel-web3j/latest/org/apache/camel/component/web3j/Web3jConstants.html#ETH_HASHRATE"><code>ETH_HASHRATE</code></a></p></td> <td class="tableblock halign-left valign-top"><div class="content"><div class="paragraph"> <p>A hexadecimal string representation (32 bytes) of the hash rate.</p> </div></div></td> <td class="tableblock halign-center valign-top"></td> <td class="tableblock halign-left valign-top"><p class="tableblock">String</p></td> </tr> <tr> <td class="tableblock halign-left valign-top"><p class="tableblock"><a id="_endpoint_header_CamelWeb3jId"></a> <a href="#_endpoint_header_CamelWeb3jId" class="anchor"></a><strong>CamelWeb3jId</strong> (producer)</p> <p class="tableblock">Constant: <a href="https://javadoc.io/doc/org.apache.camel/camel-web3j/latest/org/apache/camel/component/web3j/Web3jConstants.html#ID"><code>ID</code></a></p></td> <td class="tableblock halign-left valign-top"><div class="content"><div class="paragraph"> <p>The id.</p> </div></div></td> <td class="tableblock halign-center valign-top"></td> <td class="tableblock halign-left valign-top"><p class="tableblock">Long</p></td> </tr> <tr> <td class="tableblock halign-left valign-top"><p class="tableblock"><a id="_endpoint_header_CamelWeb3jOperation"></a> <a href="#_endpoint_header_CamelWeb3jOperation" class="anchor"></a><strong>CamelWeb3jOperation</strong> (producer)</p> <p class="tableblock">Constant: <a href="https://javadoc.io/doc/org.apache.camel/camel-web3j/latest/org/apache/camel/component/web3j/Web3jConstants.html#OPERATION"><code>OPERATION</code></a></p></td> <td class="tableblock halign-left valign-top"><div class="content"><div class="paragraph"> <p>The operation to perform.</p> </div></div></td> <td class="tableblock halign-center valign-top"></td> <td class="tableblock halign-left valign-top"><p class="tableblock">String</p></td> </tr> <tr> <td class="tableblock halign-left valign-top"><p class="tableblock"><a id="_endpoint_header_CamelWeb3jAtBlock"></a> <a href="#_endpoint_header_CamelWeb3jAtBlock" class="anchor"></a><strong>CamelWeb3jAtBlock</strong> (producer)</p> <p class="tableblock">Constant: <a href="https://javadoc.io/doc/org.apache.camel/camel-web3j/latest/org/apache/camel/component/web3j/Web3jConstants.html#AT_BLOCK"><code>AT_BLOCK</code></a></p></td> <td class="tableblock halign-left valign-top"><div class="content"><div class="paragraph"> <p>The block number, or the string latest for the last mined block or pending, earliest for not yet mined transactions.</p> </div></div></td> <td class="tableblock halign-center valign-top"></td> <td class="tableblock halign-left valign-top"><p class="tableblock">String</p></td> </tr> <tr> <td class="tableblock halign-left valign-top"><p class="tableblock"><a id="_endpoint_header_CamelWeb3jAddress"></a> <a href="#_endpoint_header_CamelWeb3jAddress" class="anchor"></a><strong>CamelWeb3jAddress</strong> (producer)</p> <p class="tableblock">Constant: <a href="https://javadoc.io/doc/org.apache.camel/camel-web3j/latest/org/apache/camel/component/web3j/Web3jConstants.html#ADDRESS"><code>ADDRESS</code></a></p></td> <td class="tableblock halign-left valign-top"><div class="content"><div class="paragraph"> <p>Contract address.</p> </div></div></td> <td class="tableblock halign-center valign-top"></td> <td class="tableblock halign-left valign-top"><p class="tableblock">String</p></td> </tr> <tr> <td class="tableblock halign-left valign-top"><p class="tableblock"><a id="_endpoint_header_CamelWeb3jAddresses"></a> <a href="#_endpoint_header_CamelWeb3jAddresses" class="anchor"></a><strong>CamelWeb3jAddresses</strong> (producer)</p> <p class="tableblock">Constant: <a href="https://javadoc.io/doc/org.apache.camel/camel-web3j/latest/org/apache/camel/component/web3j/Web3jConstants.html#ADDRESSES"><code>ADDRESSES</code></a></p></td> <td class="tableblock halign-left valign-top"><div class="content"><div class="paragraph"> <p>Contract address or a list of addresses.</p> </div></div></td> <td class="tableblock halign-center valign-top"></td> <td class="tableblock halign-left valign-top"><p class="tableblock">List</p></td> </tr> <tr> <td class="tableblock halign-left valign-top"><p class="tableblock"><a id="_endpoint_header_CamelWeb3jFromAddress"></a> <a href="#_endpoint_header_CamelWeb3jFromAddress" class="anchor"></a><strong>CamelWeb3jFromAddress</strong> (producer)</p> <p class="tableblock">Constant: <a href="https://javadoc.io/doc/org.apache.camel/camel-web3j/latest/org/apache/camel/component/web3j/Web3jConstants.html#FROM_ADDRESS"><code>FROM_ADDRESS</code></a></p></td> <td class="tableblock halign-left valign-top"><div class="content"><div class="paragraph"> <p>The address the transaction is send from.</p> </div></div></td> <td class="tableblock halign-center valign-top"></td> <td class="tableblock halign-left valign-top"><p class="tableblock">String</p></td> </tr> <tr> <td class="tableblock halign-left valign-top"><p class="tableblock"><a id="_endpoint_header_CamelWeb3jToAddress"></a> <a href="#_endpoint_header_CamelWeb3jToAddress" class="anchor"></a><strong>CamelWeb3jToAddress</strong> (producer)</p> <p class="tableblock">Constant: <a href="https://javadoc.io/doc/org.apache.camel/camel-web3j/latest/org/apache/camel/component/web3j/Web3jConstants.html#TO_ADDRESS"><code>TO_ADDRESS</code></a></p></td> <td class="tableblock halign-left valign-top"><div class="content"><div class="paragraph"> <p>The address the transaction is directed to.</p> </div></div></td> <td class="tableblock halign-center valign-top"></td> <td class="tableblock halign-left valign-top"><p class="tableblock">String</p></td> </tr> <tr> <td class="tableblock halign-left valign-top"><p class="tableblock"><a id="_endpoint_header_CamelWeb3jPosition"></a> <a href="#_endpoint_header_CamelWeb3jPosition" class="anchor"></a><strong>CamelWeb3jPosition</strong> (producer)</p> <p class="tableblock">Constant: <a href="https://javadoc.io/doc/org.apache.camel/camel-web3j/latest/org/apache/camel/component/web3j/Web3jConstants.html#POSITION"><code>POSITION</code></a></p></td> <td class="tableblock halign-left valign-top"><div class="content"><div class="paragraph"> <p>The transaction index position withing a block.</p> </div></div></td> <td class="tableblock halign-center valign-top"></td> <td class="tableblock halign-left valign-top"><p class="tableblock">String</p></td> </tr> <tr> <td class="tableblock halign-left valign-top"><p class="tableblock"><a id="_endpoint_header_CamelWeb3jBlockHash"></a> <a href="#_endpoint_header_CamelWeb3jBlockHash" class="anchor"></a><strong>CamelWeb3jBlockHash</strong> (producer)</p> <p class="tableblock">Constant: <a href="https://javadoc.io/doc/org.apache.camel/camel-web3j/latest/org/apache/camel/component/web3j/Web3jConstants.html#BLOCK_HASH"><code>BLOCK_HASH</code></a></p></td> <td class="tableblock halign-left valign-top"><div class="content"><div class="paragraph"> <p>Hash of the block where this transaction was in.</p> </div></div></td> <td class="tableblock halign-center valign-top"></td> <td class="tableblock halign-left valign-top"><p class="tableblock">String</p></td> </tr> <tr> <td class="tableblock halign-left valign-top"><p class="tableblock"><a id="_endpoint_header_CamelWeb3jTransactionHash"></a> <a href="#_endpoint_header_CamelWeb3jTransactionHash" class="anchor"></a><strong>CamelWeb3jTransactionHash</strong> (producer)</p> <p class="tableblock">Constant: <a href="https://javadoc.io/doc/org.apache.camel/camel-web3j/latest/org/apache/camel/component/web3j/Web3jConstants.html#TRANSACTION_HASH"><code>TRANSACTION_HASH</code></a></p></td> <td class="tableblock halign-left valign-top"><div class="content"><div class="paragraph"> <p>The information about a transaction requested by transaction hash.</p> </div></div></td> <td class="tableblock halign-center valign-top"></td> <td class="tableblock halign-left valign-top"><p class="tableblock">String</p></td> </tr> <tr> <td class="tableblock halign-left valign-top"><p class="tableblock"><a id="_endpoint_header_CamelWeb3jSha3HashOfDataToSign"></a> <a href="#_endpoint_header_CamelWeb3jSha3HashOfDataToSign" class="anchor"></a><strong>CamelWeb3jSha3HashOfDataToSign</strong> (producer)</p> <p class="tableblock">Constant: <a href="https://javadoc.io/doc/org.apache.camel/camel-web3j/latest/org/apache/camel/component/web3j/Web3jConstants.html#SHA3_HASH_OF_DATA_TO_SIGN"><code>SHA3_HASH_OF_DATA_TO_SIGN</code></a></p></td> <td class="tableblock halign-left valign-top"><div class="content"><div class="paragraph"> <p>Message to sign by calculating an Ethereum specific signature.</p> </div></div></td> <td class="tableblock halign-center valign-top"></td> <td class="tableblock halign-left valign-top"><p class="tableblock">String</p></td> </tr> <tr> <td class="tableblock halign-left valign-top"><p class="tableblock"><a id="_endpoint_header_CamelWeb3jSignedTransactionData"></a> <a href="#_endpoint_header_CamelWeb3jSignedTransactionData" class="anchor"></a><strong>CamelWeb3jSignedTransactionData</strong> (producer)</p> <p class="tableblock">Constant: <a href="https://javadoc.io/doc/org.apache.camel/camel-web3j/latest/org/apache/camel/component/web3j/Web3jConstants.html#SIGNED_TRANSACTION_DATA"><code>SIGNED_TRANSACTION_DATA</code></a></p></td> <td class="tableblock halign-left valign-top"><div class="content"><div class="paragraph"> <p>The signed transaction data for a new message call transaction or a contract creation for signed transactions.</p> </div></div></td> <td class="tableblock halign-center valign-top"></td> <td class="tableblock halign-left valign-top"><p class="tableblock">String</p></td> </tr> <tr> <td class="tableblock halign-left valign-top"><p class="tableblock"><a id="_endpoint_header_CamelWeb3jFullTransactionObjects"></a> <a href="#_endpoint_header_CamelWeb3jFullTransactionObjects" class="anchor"></a><strong>CamelWeb3jFullTransactionObjects</strong> (producer)</p> <p class="tableblock">Constant: <a href="https://javadoc.io/doc/org.apache.camel/camel-web3j/latest/org/apache/camel/component/web3j/Web3jConstants.html#FULL_TRANSACTION_OBJECTS"><code>FULL_TRANSACTION_OBJECTS</code></a></p></td> <td class="tableblock halign-left valign-top"><div class="content"><div class="paragraph"> <p>If true it returns the full transaction objects, if false only the hashes of the transactions.</p> </div></div></td> <td class="tableblock halign-center valign-top"></td> <td class="tableblock halign-left valign-top"><p class="tableblock">Boolean</p></td> </tr> <tr> <td class="tableblock halign-left valign-top"><p class="tableblock"><a id="_endpoint_header_CamelWeb3jIndex"></a> <a href="#_endpoint_header_CamelWeb3jIndex" class="anchor"></a><strong>CamelWeb3jIndex</strong> (producer)</p> <p class="tableblock">Constant: <a href="https://javadoc.io/doc/org.apache.camel/camel-web3j/latest/org/apache/camel/component/web3j/Web3jConstants.html#INDEX"><code>INDEX</code></a></p></td> <td class="tableblock halign-left valign-top"><div class="content"><div class="paragraph"> <p>The transactions/uncle index position in the block.</p> </div></div></td> <td class="tableblock halign-center valign-top"></td> <td class="tableblock halign-left valign-top"><p class="tableblock">String</p></td> </tr> <tr> <td class="tableblock halign-left valign-top"><p class="tableblock"><a id="_endpoint_header_CamelWeb3jSourceCode"></a> <a href="#_endpoint_header_CamelWeb3jSourceCode" class="anchor"></a><strong>CamelWeb3jSourceCode</strong> (producer)</p> <p class="tableblock">Constant: <a href="https://javadoc.io/doc/org.apache.camel/camel-web3j/latest/org/apache/camel/component/web3j/Web3jConstants.html#SOURCE_CODE"><code>SOURCE_CODE</code></a></p></td> <td class="tableblock halign-left valign-top"><div class="content"><div class="paragraph"> <p>The source code to compile.</p> </div></div></td> <td class="tableblock halign-center valign-top"></td> <td class="tableblock halign-left valign-top"><p class="tableblock">String</p></td> </tr> <tr> <td class="tableblock halign-left valign-top"><p class="tableblock"><a id="_endpoint_header_CamelWeb3jFilterId"></a> <a href="#_endpoint_header_CamelWeb3jFilterId" class="anchor"></a><strong>CamelWeb3jFilterId</strong> (producer)</p> <p class="tableblock">Constant: <a href="https://javadoc.io/doc/org.apache.camel/camel-web3j/latest/org/apache/camel/component/web3j/Web3jConstants.html#FILTER_ID"><code>FILTER_ID</code></a></p></td> <td class="tableblock halign-left valign-top"><div class="content"><div class="paragraph"> <p>The filter id to use.</p> </div></div></td> <td class="tableblock halign-center valign-top"></td> <td class="tableblock halign-left valign-top"><p class="tableblock">BigInteger</p></td> </tr> <tr> <td class="tableblock halign-left valign-top"><p class="tableblock"><a id="_endpoint_header_CamelWeb3jDatabaseName"></a> <a href="#_endpoint_header_CamelWeb3jDatabaseName" class="anchor"></a><strong>CamelWeb3jDatabaseName</strong> (producer)</p> <p class="tableblock">Constant: <a href="https://javadoc.io/doc/org.apache.camel/camel-web3j/latest/org/apache/camel/component/web3j/Web3jConstants.html#DATABASE_NAME"><code>DATABASE_NAME</code></a></p></td> <td class="tableblock halign-left valign-top"><div class="content"><div class="paragraph"> <p>The local database name.</p> </div></div></td> <td class="tableblock halign-center valign-top"></td> <td class="tableblock halign-left valign-top"><p class="tableblock">String</p></td> </tr> <tr> <td class="tableblock halign-left valign-top"><p class="tableblock"><a id="_endpoint_header_CamelWeb3jKeyName"></a> <a href="#_endpoint_header_CamelWeb3jKeyName" class="anchor"></a><strong>CamelWeb3jKeyName</strong> (producer)</p> <p class="tableblock">Constant: <a href="https://javadoc.io/doc/org.apache.camel/camel-web3j/latest/org/apache/camel/component/web3j/Web3jConstants.html#KEY_NAME"><code>KEY_NAME</code></a></p></td> <td class="tableblock halign-left valign-top"><div class="content"><div class="paragraph"> <p>The key name in the database.</p> </div></div></td> <td class="tableblock halign-center valign-top"></td> <td class="tableblock halign-left valign-top"><p class="tableblock">String</p></td> </tr> <tr> <td class="tableblock halign-left valign-top"><p class="tableblock"><a id="_endpoint_header_CamelWeb3jNonce"></a> <a href="#_endpoint_header_CamelWeb3jNonce" class="anchor"></a><strong>CamelWeb3jNonce</strong> (producer)</p> <p class="tableblock">Constant: <a href="https://javadoc.io/doc/org.apache.camel/camel-web3j/latest/org/apache/camel/component/web3j/Web3jConstants.html#NONCE"><code>NONCE</code></a></p></td> <td class="tableblock halign-left valign-top"><div class="content"><div class="paragraph"> <p>The nonce found (64 bits) used for submitting a proof-of-work solution.</p> </div></div></td> <td class="tableblock halign-center valign-top"></td> <td class="tableblock halign-left valign-top"><p class="tableblock">BigInteger</p></td> </tr> <tr> <td class="tableblock halign-left valign-top"><p class="tableblock"><a id="_endpoint_header_CamelWeb3jHeaderPowHash"></a> <a href="#_endpoint_header_CamelWeb3jHeaderPowHash" class="anchor"></a><strong>CamelWeb3jHeaderPowHash</strong> (producer)</p> <p class="tableblock">Constant: <a href="https://javadoc.io/doc/org.apache.camel/camel-web3j/latest/org/apache/camel/component/web3j/Web3jConstants.html#HEADER_POW_HASH"><code>HEADER_POW_HASH</code></a></p></td> <td class="tableblock halign-left valign-top"><div class="content"><div class="paragraph"> <p>The header’s pow-hash (256 bits) used for submitting a proof-of-work solution.</p> </div></div></td> <td class="tableblock halign-center valign-top"></td> <td class="tableblock halign-left valign-top"><p class="tableblock">String</p></td> </tr> <tr> <td class="tableblock halign-left valign-top"><p class="tableblock"><a id="_endpoint_header_CamelWeb3jMixDigest"></a> <a href="#_endpoint_header_CamelWeb3jMixDigest" class="anchor"></a><strong>CamelWeb3jMixDigest</strong> (producer)</p> <p class="tableblock">Constant: <a href="https://javadoc.io/doc/org.apache.camel/camel-web3j/latest/org/apache/camel/component/web3j/Web3jConstants.html#MIX_DIGEST"><code>MIX_DIGEST</code></a></p></td> <td class="tableblock halign-left valign-top"><div class="content"><div class="paragraph"> <p>The mix digest (256 bits) used for submitting a proof-of-work solution.</p> </div></div></td> <td class="tableblock halign-center valign-top"></td> <td class="tableblock halign-left valign-top"><p class="tableblock">String</p></td> </tr> <tr> <td class="tableblock halign-left valign-top"><p class="tableblock"><a id="_endpoint_header_CamelWeb3jClientId"></a> <a href="#_endpoint_header_CamelWeb3jClientId" class="anchor"></a><strong>CamelWeb3jClientId</strong> (producer)</p> <p class="tableblock">Constant: <a href="https://javadoc.io/doc/org.apache.camel/camel-web3j/latest/org/apache/camel/component/web3j/Web3jConstants.html#CLIENT_ID"><code>CLIENT_ID</code></a></p></td> <td class="tableblock halign-left valign-top"><div class="content"><div class="paragraph"> <p>A random hexadecimal(32 bytes) ID identifying the client.</p> </div></div></td> <td class="tableblock halign-center valign-top"></td> <td class="tableblock halign-left valign-top"><p class="tableblock">String</p></td> </tr> <tr> <td class="tableblock halign-left valign-top"><p class="tableblock"><a id="_endpoint_header_CamelWeb3jGasPrice"></a> <a href="#_endpoint_header_CamelWeb3jGasPrice" class="anchor"></a><strong>CamelWeb3jGasPrice</strong> (producer)</p> <p class="tableblock">Constant: <a href="https://javadoc.io/doc/org.apache.camel/camel-web3j/latest/org/apache/camel/component/web3j/Web3jConstants.html#GAS_PRICE"><code>GAS_PRICE</code></a></p></td> <td class="tableblock halign-left valign-top"><div class="content"><div class="paragraph"> <p>Gas price used for each paid gas.</p> </div></div></td> <td class="tableblock halign-center valign-top"></td> <td class="tableblock halign-left valign-top"><p class="tableblock">BigInteger</p></td> </tr> <tr> <td class="tableblock halign-left valign-top"><p class="tableblock"><a id="_endpoint_header_CamelWeb3jGasLimit"></a> <a href="#_endpoint_header_CamelWeb3jGasLimit" class="anchor"></a><strong>CamelWeb3jGasLimit</strong> (producer)</p> <p class="tableblock">Constant: <a href="https://javadoc.io/doc/org.apache.camel/camel-web3j/latest/org/apache/camel/component/web3j/Web3jConstants.html#GAS_LIMIT"><code>GAS_LIMIT</code></a></p></td> <td class="tableblock halign-left valign-top"><div class="content"><div class="paragraph"> <p>The maximum gas allowed in this block.</p> </div></div></td> <td class="tableblock halign-center valign-top"></td> <td class="tableblock halign-left valign-top"><p class="tableblock">BigInteger</p></td> </tr> <tr> <td class="tableblock halign-left valign-top"><p class="tableblock"><a id="_endpoint_header_CamelWeb3jValue"></a> <a href="#_endpoint_header_CamelWeb3jValue" class="anchor"></a><strong>CamelWeb3jValue</strong> (producer)</p> <p class="tableblock">Constant: <a href="https://javadoc.io/doc/org.apache.camel/camel-web3j/latest/org/apache/camel/component/web3j/Web3jConstants.html#VALUE"><code>VALUE</code></a></p></td> <td class="tableblock halign-left valign-top"><div class="content"><div class="paragraph"> <p>The value sent within a transaction.</p> </div></div></td> <td class="tableblock halign-center valign-top"></td> <td class="tableblock halign-left valign-top"><p class="tableblock">BigInteger</p></td> </tr> <tr> <td class="tableblock halign-left valign-top"><p class="tableblock"><a id="_endpoint_header_CamelWeb3jData"></a> <a href="#_endpoint_header_CamelWeb3jData" class="anchor"></a><strong>CamelWeb3jData</strong> (producer)</p> <p class="tableblock">Constant: <a href="https://javadoc.io/doc/org.apache.camel/camel-web3j/latest/org/apache/camel/component/web3j/Web3jConstants.html#DATA"><code>DATA</code></a></p></td> <td class="tableblock halign-left valign-top"><div class="content"><div class="paragraph"> <p>The compiled code of a contract OR the hash of the invoked method signature and encoded parameters.</p> </div></div></td> <td class="tableblock halign-center valign-top"></td> <td class="tableblock halign-left valign-top"><p class="tableblock">String</p></td> </tr> <tr> <td class="tableblock halign-left valign-top"><p class="tableblock"><a id="_endpoint_header_CamelWeb3jFromBlock"></a> <a href="#_endpoint_header_CamelWeb3jFromBlock" class="anchor"></a><strong>CamelWeb3jFromBlock</strong> (producer)</p> <p class="tableblock">Constant: <a href="https://javadoc.io/doc/org.apache.camel/camel-web3j/latest/org/apache/camel/component/web3j/Web3jConstants.html#FROM_BLOCK"><code>FROM_BLOCK</code></a></p></td> <td class="tableblock halign-left valign-top"><div class="content"><div class="paragraph"> <p>The block number, or the string latest for the last mined block or pending, earliest for not yet mined transactions.</p> </div></div></td> <td class="tableblock halign-center valign-top"></td> <td class="tableblock halign-left valign-top"><p class="tableblock">String</p></td> </tr> <tr> <td class="tableblock halign-left valign-top"><p class="tableblock"><a id="_endpoint_header_CamelWeb3jToBlock"></a> <a href="#_endpoint_header_CamelWeb3jToBlock" class="anchor"></a><strong>CamelWeb3jToBlock</strong> (producer)</p> <p class="tableblock">Constant: <a href="https://javadoc.io/doc/org.apache.camel/camel-web3j/latest/org/apache/camel/component/web3j/Web3jConstants.html#TO_BLOCK"><code>TO_BLOCK</code></a></p></td> <td class="tableblock halign-left valign-top"><div class="content"><div class="paragraph"> <p>The block number, or the string latest for the last mined block or pending, earliest for not yet mined transactions.</p> </div></div></td> <td class="tableblock halign-center valign-top"></td> <td class="tableblock halign-left valign-top"><p class="tableblock">String</p></td> </tr> <tr> <td class="tableblock halign-left valign-top"><p class="tableblock"><a id="_endpoint_header_CamelWeb3jTopics"></a> <a href="#_endpoint_header_CamelWeb3jTopics" class="anchor"></a><strong>CamelWeb3jTopics</strong> (producer)</p> <p class="tableblock">Constant: <a href="https://javadoc.io/doc/org.apache.camel/camel-web3j/latest/org/apache/camel/component/web3j/Web3jConstants.html#TOPICS"><code>TOPICS</code></a></p></td> <td class="tableblock halign-left valign-top"><div class="content"><div class="paragraph"> <p>Topics are order-dependent. Each topic can also be a list of topics. Specify multiple topics separated by comma.</p> </div></div></td> <td class="tableblock halign-center valign-top"></td> <td class="tableblock halign-left valign-top"><p class="tableblock">List</p></td> </tr> <tr> <td class="tableblock halign-left valign-top"><p class="tableblock"><a id="_endpoint_header_CamelWeb3jPriority"></a> <a href="#_endpoint_header_CamelWeb3jPriority" class="anchor"></a><strong>CamelWeb3jPriority</strong> (producer)</p> <p class="tableblock">Constant: <a href="https://javadoc.io/doc/org.apache.camel/camel-web3j/latest/org/apache/camel/component/web3j/Web3jConstants.html#PRIORITY"><code>PRIORITY</code></a></p></td> <td class="tableblock halign-left valign-top"><div class="content"><div class="paragraph"> <p>The priority of a whisper message.</p> </div></div></td> <td class="tableblock halign-center valign-top"></td> <td class="tableblock halign-left valign-top"><p class="tableblock">BigInteger</p></td> </tr> <tr> <td class="tableblock halign-left valign-top"><p class="tableblock"><a id="_endpoint_header_CamelWeb3jTtl"></a> <a href="#_endpoint_header_CamelWeb3jTtl" class="anchor"></a><strong>CamelWeb3jTtl</strong> (producer)</p> <p class="tableblock">Constant: <a href="https://javadoc.io/doc/org.apache.camel/camel-web3j/latest/org/apache/camel/component/web3j/Web3jConstants.html#TTL"><code>TTL</code></a></p></td> <td class="tableblock halign-left valign-top"><div class="content"><div class="paragraph"> <p>The time to live in seconds of a whisper message.</p> </div></div></td> <td class="tableblock halign-center valign-top"></td> <td class="tableblock halign-left valign-top"><p class="tableblock">BigInteger</p></td> </tr> <tr> <td class="tableblock halign-left valign-top"><p class="tableblock"><a id="_endpoint_header_CamelWeb3jPrivateFor"></a> <a href="#_endpoint_header_CamelWeb3jPrivateFor" class="anchor"></a><strong>CamelWeb3jPrivateFor</strong> (producer)</p> <p class="tableblock">Constant: <a href="https://javadoc.io/doc/org.apache.camel/camel-web3j/latest/org/apache/camel/component/web3j/Web3jConstants.html#PRIVATE_FOR"><code>PRIVATE_FOR</code></a></p></td> <td class="tableblock halign-left valign-top"><div class="content"><div class="paragraph"> <p>A transaction privateFor nodes with public keys in a Quorum network.</p> </div></div></td> <td class="tableblock halign-center valign-top"></td> <td class="tableblock halign-left valign-top"><p class="tableblock">List</p></td> </tr> <tr> <td class="tableblock halign-left valign-top"><p class="tableblock"><a id="_endpoint_header_CamelWeb3jPrivateFrom"></a> <a href="#_endpoint_header_CamelWeb3jPrivateFrom" class="anchor"></a><strong>CamelWeb3jPrivateFrom</strong> (producer)</p> <p class="tableblock">Constant: <a href="https://javadoc.io/doc/org.apache.camel/camel-web3j/latest/org/apache/camel/component/web3j/Web3jConstants.html#PRIVATE_FROM"><code>PRIVATE_FROM</code></a></p></td> <td class="tableblock halign-left valign-top"><div class="content"><div class="paragraph"> <p>A transaction privateFrom.</p> </div></div></td> <td class="tableblock halign-center valign-top"></td> <td class="tableblock halign-left valign-top"><p class="tableblock">String</p></td> </tr> <tr> <td class="tableblock halign-left valign-top"><p class="tableblock"><a id="_endpoint_header_CamelWeb3jErrorCode"></a> <a href="#_endpoint_header_CamelWeb3jErrorCode" class="anchor"></a><strong>CamelWeb3jErrorCode</strong> (producer)</p> <p class="tableblock">Constant: <a href="https://javadoc.io/doc/org.apache.camel/camel-web3j/latest/org/apache/camel/component/web3j/Web3jConstants.html#ERROR_CODE"><code>ERROR_CODE</code></a></p></td> <td class="tableblock halign-left valign-top"><div class="content"><div class="paragraph"> <p>The error code.</p> </div></div></td> <td class="tableblock halign-center valign-top"></td> <td class="tableblock halign-left valign-top"><p class="tableblock">int</p></td> </tr> <tr> <td class="tableblock halign-left valign-top"><p class="tableblock"><a id="_endpoint_header_CamelWeb3jErrorData"></a> <a href="#_endpoint_header_CamelWeb3jErrorData" class="anchor"></a><strong>CamelWeb3jErrorData</strong> (producer)</p> <p class="tableblock">Constant: <a href="https://javadoc.io/doc/org.apache.camel/camel-web3j/latest/org/apache/camel/component/web3j/Web3jConstants.html#ERROR_DATA"><code>ERROR_DATA</code></a></p></td> <td class="tableblock halign-left valign-top"><div class="content"><div class="paragraph"> <p>The error data.</p> </div></div></td> <td class="tableblock halign-center valign-top"></td> <td class="tableblock halign-left valign-top"><p class="tableblock">String</p></td> </tr> <tr> <td class="tableblock halign-left valign-top"><p class="tableblock"><a id="_endpoint_header_CamelWeb3jErrorMessage"></a> <a href="#_endpoint_header_CamelWeb3jErrorMessage" class="anchor"></a><strong>CamelWeb3jErrorMessage</strong> (producer)</p> <p class="tableblock">Constant: <a href="https://javadoc.io/doc/org.apache.camel/camel-web3j/latest/org/apache/camel/component/web3j/Web3jConstants.html#ERROR_MESSAGE"><code>ERROR_MESSAGE</code></a></p></td> <td class="tableblock halign-left valign-top"><div class="content"><div class="paragraph"> <p>The error message.</p> </div></div></td> <td class="tableblock halign-center valign-top"></td> <td class="tableblock halign-left valign-top"><p class="tableblock">String</p></td> </tr> <tr> <td class="tableblock halign-left valign-top"><p class="tableblock"><a id="_endpoint_header_CamelWeb3jStatus"></a> <a href="#_endpoint_header_CamelWeb3jStatus" class="anchor"></a><strong>CamelWeb3jStatus</strong> (consumer)</p> <p class="tableblock">Constant: <a href="https://javadoc.io/doc/org.apache.camel/camel-web3j/latest/org/apache/camel/component/web3j/Web3jConstants.html#HEADER_STATUS"><code>HEADER_STATUS</code></a></p></td> <td class="tableblock halign-left valign-top"><div class="content"><div class="paragraph"> <p>The status of the operation.</p> </div></div></td> <td class="tableblock halign-center valign-top"></td> <td class="tableblock halign-left valign-top"><p class="tableblock">String</p></td> </tr> <tr> <td class="tableblock halign-left valign-top"><p class="tableblock"><a id="_endpoint_header_CamelWeb3jHeaderOperation"></a> <a href="#_endpoint_header_CamelWeb3jHeaderOperation" class="anchor"></a><strong>CamelWeb3jHeaderOperation</strong> (consumer)</p> <p class="tableblock">Constant: <a href="https://javadoc.io/doc/org.apache.camel/camel-web3j/latest/org/apache/camel/component/web3j/Web3jConstants.html#HEADER_OPERATION"><code>HEADER_OPERATION</code></a></p></td> <td class="tableblock halign-left valign-top"><div class="content"><div class="paragraph"> <p>The operation.</p> </div></div></td> <td class="tableblock halign-center valign-top"></td> <td class="tableblock halign-left valign-top"><p class="tableblock">String</p></td> </tr> </tbody> </table></div> <div class="paragraph"> <p>All URI options can also be set as exchange headers.</p> </div> </div> </div> <div class="sect1"> <h2 id="_examples"><a class="anchor" href="#_examples"></a>Examples</h2> <div class="sectionbody"> <div class="paragraph"> <p>Listen for new mined blocks and send the block hash to a jms queue:</p> </div> <div class="listingblock"> <div class="content"> <pre class="highlightjs highlight"><code class="language-java hljs" data-lang="java">from("web3j://http://127.0.0.1:7545?operation=ETH_BLOCK_HASH_OBSERVABLE") |
| .to("jms:queue:blocks");</code></pre> </div> </div> <div class="paragraph"> <p>Use the block hash code to retrieve the block and full transaction details:</p> </div> <div class="listingblock"> <div class="content"> <pre class="highlightjs highlight"><code class="language-java hljs" data-lang="java">from("jms:queue:blocks") |
| .setHeader(BLOCK_HASH, body()) |
| .to("web3j://http://127.0.0.1:7545?operation=ETH_GET_BLOCK_BY_HASH&fullTransactionObjects=true");</code></pre> </div> </div> <div class="paragraph"> <p>Read the balance of an address at a specific block number:</p> </div> <div class="listingblock"> <div class="content"> <pre class="highlightjs highlight"><code class="language-java hljs" data-lang="java">from("direct:start") |
| .to("web3j://http://127.0.0.1:7545?operation=ETH_GET_BALANCE&address=0xc8CDceCE5d006dAB638029EBCf6Dd666efF5A952&atBlock=10");</code></pre> </div> </div> </div> </div> <div class="sect1"> <h2 id="_spring_boot_auto_configuration"><a class="anchor" href="#_spring_boot_auto_configuration"></a>Spring Boot Auto-Configuration</h2> <div class="sectionbody"> <div class="paragraph"> <p>When using web3j with Spring Boot make sure to use the following Maven dependency to have support for auto configuration:</p> </div> <div class="listingblock"> <div class="content"> <pre class="highlightjs highlight"><code class="language-xml hljs" data-lang="xml"><dependency> |
| <groupId>org.apache.camel.springboot</groupId> |
| <artifactId>camel-web3j-starter</artifactId> |
| <version>x.x.x</version> |
| <!-- use the same version as your Camel core version --> |
| </dependency></code></pre> </div> </div> <div class="paragraph"> <p>The component supports 39 options, which are listed below.</p> </div> <div class="table-wrapper"><table class="tableblock frame-all grid-all stretch"> <colgroup> <col> <col> <col> <col> </colgroup> <thead> <tr> <th class="tableblock halign-left valign-top">Name</th> <th class="tableblock halign-left valign-top">Description</th> <th class="tableblock halign-center valign-top">Default</th> <th class="tableblock halign-left valign-top">Type</th> </tr> </thead> <tbody> <tr> <td class="tableblock halign-left valign-top"><p class="tableblock"><a id="_sb_option_camel_component_web3j_address"></a> <a href="#_sb_option_camel_component_web3j_address" class="anchor"></a><strong>camel.component.web3j.address</strong></p></td> <td class="tableblock halign-left valign-top"><p class="tableblock">Contract address.</p></td> <td class="tableblock halign-center valign-top"></td> <td class="tableblock halign-left valign-top"><p class="tableblock">String</p></td> </tr> <tr> <td class="tableblock halign-left valign-top"><p class="tableblock"><a id="_sb_option_camel_component_web3j_addresses"></a> <a href="#_sb_option_camel_component_web3j_addresses" class="anchor"></a><strong>camel.component.web3j.addresses</strong></p></td> <td class="tableblock halign-left valign-top"><p class="tableblock">Contract address or a comma separated list of addresses.</p></td> <td class="tableblock halign-center valign-top"></td> <td class="tableblock halign-left valign-top"><p class="tableblock">String</p></td> </tr> <tr> <td class="tableblock halign-left valign-top"><p class="tableblock"><a id="_sb_option_camel_component_web3j_at-block"></a> <a href="#_sb_option_camel_component_web3j_at-block" class="anchor"></a><strong>camel.component.web3j.at-block</strong></p></td> <td class="tableblock halign-left valign-top"><p class="tableblock">The block number, or the string latest for the last mined block or pending, earliest for not yet mined transactions.</p></td> <td class="tableblock halign-center valign-top"><p class="tableblock">latest</p></td> <td class="tableblock halign-left valign-top"><p class="tableblock">String</p></td> </tr> <tr> <td class="tableblock halign-left valign-top"><p class="tableblock"><a id="_sb_option_camel_component_web3j_autowired-enabled"></a> <a href="#_sb_option_camel_component_web3j_autowired-enabled" class="anchor"></a><strong>camel.component.web3j.autowired-enabled</strong></p></td> <td class="tableblock halign-left valign-top"><p class="tableblock">Whether autowiring is enabled. This is used for automatic autowiring options (the option must be marked as autowired) by looking up in the registry to find if there is a single instance of matching type, which then gets configured on the component. This can be used for automatic configuring JDBC data sources, JMS connection factories, AWS Clients, etc.</p></td> <td class="tableblock halign-center valign-top"><p class="tableblock">true</p></td> <td class="tableblock halign-left valign-top"><p class="tableblock">Boolean</p></td> </tr> <tr> <td class="tableblock halign-left valign-top"><p class="tableblock"><a id="_sb_option_camel_component_web3j_block-hash"></a> <a href="#_sb_option_camel_component_web3j_block-hash" class="anchor"></a><strong>camel.component.web3j.block-hash</strong></p></td> <td class="tableblock halign-left valign-top"><p class="tableblock">Hash of the block where this transaction was in.</p></td> <td class="tableblock halign-center valign-top"></td> <td class="tableblock halign-left valign-top"><p class="tableblock">String</p></td> </tr> <tr> <td class="tableblock halign-left valign-top"><p class="tableblock"><a id="_sb_option_camel_component_web3j_bridge-error-handler"></a> <a href="#_sb_option_camel_component_web3j_bridge-error-handler" class="anchor"></a><strong>camel.component.web3j.bridge-error-handler</strong></p></td> <td class="tableblock halign-left valign-top"><p class="tableblock">Allows for bridging the consumer to the Camel routing Error Handler, which mean any exceptions (if possible) occurred while the Camel consumer is trying to pickup incoming messages, or the likes, will now be processed as a message and handled by the routing Error Handler. Important: This is only possible if the 3rd party component allows Camel to be alerted if an exception was thrown. Some components handle this internally only, and therefore bridgeErrorHandler is not possible. In other situations we may improve the Camel component to hook into the 3rd party component and make this possible for future releases. By default the consumer will use the org.apache.camel.spi.ExceptionHandler to deal with exceptions, that will be logged at WARN or ERROR level and ignored.</p></td> <td class="tableblock halign-center valign-top"><p class="tableblock">false</p></td> <td class="tableblock halign-left valign-top"><p class="tableblock">Boolean</p></td> </tr> <tr> <td class="tableblock halign-left valign-top"><p class="tableblock"><a id="_sb_option_camel_component_web3j_client-id"></a> <a href="#_sb_option_camel_component_web3j_client-id" class="anchor"></a><strong>camel.component.web3j.client-id</strong></p></td> <td class="tableblock halign-left valign-top"><p class="tableblock">A random hexadecimal(32 bytes) ID identifying the client.</p></td> <td class="tableblock halign-center valign-top"></td> <td class="tableblock halign-left valign-top"><p class="tableblock">String</p></td> </tr> <tr> <td class="tableblock halign-left valign-top"><p class="tableblock"><a id="_sb_option_camel_component_web3j_configuration"></a> <a href="#_sb_option_camel_component_web3j_configuration" class="anchor"></a><strong>camel.component.web3j.configuration</strong></p></td> <td class="tableblock halign-left valign-top"><p class="tableblock">Default configuration. The option is a org.apache.camel.component.web3j.Web3jConfiguration type.</p></td> <td class="tableblock halign-center valign-top"></td> <td class="tableblock halign-left valign-top"><p class="tableblock">Web3jConfiguration</p></td> </tr> <tr> <td class="tableblock halign-left valign-top"><p class="tableblock"><a id="_sb_option_camel_component_web3j_data"></a> <a href="#_sb_option_camel_component_web3j_data" class="anchor"></a><strong>camel.component.web3j.data</strong></p></td> <td class="tableblock halign-left valign-top"><p class="tableblock">The compiled code of a contract OR the hash of the invoked method signature and encoded parameters.</p></td> <td class="tableblock halign-center valign-top"></td> <td class="tableblock halign-left valign-top"><p class="tableblock">String</p></td> </tr> <tr> <td class="tableblock halign-left valign-top"><p class="tableblock"><a id="_sb_option_camel_component_web3j_database-name"></a> <a href="#_sb_option_camel_component_web3j_database-name" class="anchor"></a><strong>camel.component.web3j.database-name</strong></p></td> <td class="tableblock halign-left valign-top"><p class="tableblock">The local database name.</p></td> <td class="tableblock halign-center valign-top"></td> <td class="tableblock halign-left valign-top"><p class="tableblock">String</p></td> </tr> <tr> <td class="tableblock halign-left valign-top"><p class="tableblock"><a id="_sb_option_camel_component_web3j_enabled"></a> <a href="#_sb_option_camel_component_web3j_enabled" class="anchor"></a><strong>camel.component.web3j.enabled</strong></p></td> <td class="tableblock halign-left valign-top"><p class="tableblock">Whether to enable auto configuration of the web3j component. This is enabled by default.</p></td> <td class="tableblock halign-center valign-top"></td> <td class="tableblock halign-left valign-top"><p class="tableblock">Boolean</p></td> </tr> <tr> <td class="tableblock halign-left valign-top"><p class="tableblock"><a id="_sb_option_camel_component_web3j_filter-id"></a> <a href="#_sb_option_camel_component_web3j_filter-id" class="anchor"></a><strong>camel.component.web3j.filter-id</strong></p></td> <td class="tableblock halign-left valign-top"><p class="tableblock">The filter id to use. The option is a java.math.BigInteger type.</p></td> <td class="tableblock halign-center valign-top"></td> <td class="tableblock halign-left valign-top"><p class="tableblock">BigInteger</p></td> </tr> <tr> <td class="tableblock halign-left valign-top"><p class="tableblock"><a id="_sb_option_camel_component_web3j_from-address"></a> <a href="#_sb_option_camel_component_web3j_from-address" class="anchor"></a><strong>camel.component.web3j.from-address</strong></p></td> <td class="tableblock halign-left valign-top"><p class="tableblock">The address the transaction is send from.</p></td> <td class="tableblock halign-center valign-top"></td> <td class="tableblock halign-left valign-top"><p class="tableblock">String</p></td> </tr> <tr> <td class="tableblock halign-left valign-top"><p class="tableblock"><a id="_sb_option_camel_component_web3j_from-block"></a> <a href="#_sb_option_camel_component_web3j_from-block" class="anchor"></a><strong>camel.component.web3j.from-block</strong></p></td> <td class="tableblock halign-left valign-top"><p class="tableblock">The block number, or the string latest for the last mined block or pending, earliest for not yet mined transactions.</p></td> <td class="tableblock halign-center valign-top"><p class="tableblock">latest</p></td> <td class="tableblock halign-left valign-top"><p class="tableblock">String</p></td> </tr> <tr> <td class="tableblock halign-left valign-top"><p class="tableblock"><a id="_sb_option_camel_component_web3j_full-transaction-objects"></a> <a href="#_sb_option_camel_component_web3j_full-transaction-objects" class="anchor"></a><strong>camel.component.web3j.full-transaction-objects</strong></p></td> <td class="tableblock halign-left valign-top"><p class="tableblock">If true it returns the full transaction objects, if false only the hashes of the transactions.</p></td> <td class="tableblock halign-center valign-top"><p class="tableblock">false</p></td> <td class="tableblock halign-left valign-top"><p class="tableblock">Boolean</p></td> </tr> <tr> <td class="tableblock halign-left valign-top"><p class="tableblock"><a id="_sb_option_camel_component_web3j_gas-limit"></a> <a href="#_sb_option_camel_component_web3j_gas-limit" class="anchor"></a><strong>camel.component.web3j.gas-limit</strong></p></td> <td class="tableblock halign-left valign-top"><p class="tableblock">The maximum gas allowed in this block. The option is a java.math.BigInteger type.</p></td> <td class="tableblock halign-center valign-top"></td> <td class="tableblock halign-left valign-top"><p class="tableblock">BigInteger</p></td> </tr> <tr> <td class="tableblock halign-left valign-top"><p class="tableblock"><a id="_sb_option_camel_component_web3j_gas-price"></a> <a href="#_sb_option_camel_component_web3j_gas-price" class="anchor"></a><strong>camel.component.web3j.gas-price</strong></p></td> <td class="tableblock halign-left valign-top"><p class="tableblock">Gas price used for each paid gas. The option is a java.math.BigInteger type.</p></td> <td class="tableblock halign-center valign-top"></td> <td class="tableblock halign-left valign-top"><p class="tableblock">BigInteger</p></td> </tr> <tr> <td class="tableblock halign-left valign-top"><p class="tableblock"><a id="_sb_option_camel_component_web3j_hashrate"></a> <a href="#_sb_option_camel_component_web3j_hashrate" class="anchor"></a><strong>camel.component.web3j.hashrate</strong></p></td> <td class="tableblock halign-left valign-top"><p class="tableblock">A hexadecimal string representation (32 bytes) of the hash rate.</p></td> <td class="tableblock halign-center valign-top"></td> <td class="tableblock halign-left valign-top"><p class="tableblock">String</p></td> </tr> <tr> <td class="tableblock halign-left valign-top"><p class="tableblock"><a id="_sb_option_camel_component_web3j_header-pow-hash"></a> <a href="#_sb_option_camel_component_web3j_header-pow-hash" class="anchor"></a><strong>camel.component.web3j.header-pow-hash</strong></p></td> <td class="tableblock halign-left valign-top"><p class="tableblock">The header’s pow-hash (256 bits) used for submitting a proof-of-work solution.</p></td> <td class="tableblock halign-center valign-top"></td> <td class="tableblock halign-left valign-top"><p class="tableblock">String</p></td> </tr> <tr> <td class="tableblock halign-left valign-top"><p class="tableblock"><a id="_sb_option_camel_component_web3j_index"></a> <a href="#_sb_option_camel_component_web3j_index" class="anchor"></a><strong>camel.component.web3j.index</strong></p></td> <td class="tableblock halign-left valign-top"><p class="tableblock">The transactions/uncle index position in the block. The option is a java.math.BigInteger type.</p></td> <td class="tableblock halign-center valign-top"></td> <td class="tableblock halign-left valign-top"><p class="tableblock">BigInteger</p></td> </tr> <tr> <td class="tableblock halign-left valign-top"><p class="tableblock"><a id="_sb_option_camel_component_web3j_key-name"></a> <a href="#_sb_option_camel_component_web3j_key-name" class="anchor"></a><strong>camel.component.web3j.key-name</strong></p></td> <td class="tableblock halign-left valign-top"><p class="tableblock">The key name in the database.</p></td> <td class="tableblock halign-center valign-top"></td> <td class="tableblock halign-left valign-top"><p class="tableblock">String</p></td> </tr> <tr> <td class="tableblock halign-left valign-top"><p class="tableblock"><a id="_sb_option_camel_component_web3j_lazy-start-producer"></a> <a href="#_sb_option_camel_component_web3j_lazy-start-producer" class="anchor"></a><strong>camel.component.web3j.lazy-start-producer</strong></p></td> <td class="tableblock halign-left valign-top"><p class="tableblock">Whether the producer should be started lazy (on the first message). By starting lazy you can use this to allow CamelContext and routes to startup in situations where a producer may otherwise fail during starting and cause the route to fail being started. By deferring this startup to be lazy then the startup failure can be handled during routing messages via Camel’s routing error handlers. Beware that when the first message is processed then creating and starting the producer may take a little time and prolong the total processing time of the processing.</p></td> <td class="tableblock halign-center valign-top"><p class="tableblock">false</p></td> <td class="tableblock halign-left valign-top"><p class="tableblock">Boolean</p></td> </tr> <tr> <td class="tableblock halign-left valign-top"><p class="tableblock"><a id="_sb_option_camel_component_web3j_mix-digest"></a> <a href="#_sb_option_camel_component_web3j_mix-digest" class="anchor"></a><strong>camel.component.web3j.mix-digest</strong></p></td> <td class="tableblock halign-left valign-top"><p class="tableblock">The mix digest (256 bits) used for submitting a proof-of-work solution.</p></td> <td class="tableblock halign-center valign-top"></td> <td class="tableblock halign-left valign-top"><p class="tableblock">String</p></td> </tr> <tr> <td class="tableblock halign-left valign-top"><p class="tableblock"><a id="_sb_option_camel_component_web3j_nonce"></a> <a href="#_sb_option_camel_component_web3j_nonce" class="anchor"></a><strong>camel.component.web3j.nonce</strong></p></td> <td class="tableblock halign-left valign-top"><p class="tableblock">The nonce found (64 bits) used for submitting a proof-of-work solution.</p></td> <td class="tableblock halign-center valign-top"></td> <td class="tableblock halign-left valign-top"><p class="tableblock">String</p></td> </tr> <tr> <td class="tableblock halign-left valign-top"><p class="tableblock"><a id="_sb_option_camel_component_web3j_operation"></a> <a href="#_sb_option_camel_component_web3j_operation" class="anchor"></a><strong>camel.component.web3j.operation</strong></p></td> <td class="tableblock halign-left valign-top"><p class="tableblock">Operation to use.</p></td> <td class="tableblock halign-center valign-top"><p class="tableblock">transaction</p></td> <td class="tableblock halign-left valign-top"><p class="tableblock">String</p></td> </tr> <tr> <td class="tableblock halign-left valign-top"><p class="tableblock"><a id="_sb_option_camel_component_web3j_position"></a> <a href="#_sb_option_camel_component_web3j_position" class="anchor"></a><strong>camel.component.web3j.position</strong></p></td> <td class="tableblock halign-left valign-top"><p class="tableblock">The transaction index position withing a block. The option is a java.math.BigInteger type.</p></td> <td class="tableblock halign-center valign-top"></td> <td class="tableblock halign-left valign-top"><p class="tableblock">BigInteger</p></td> </tr> <tr> <td class="tableblock halign-left valign-top"><p class="tableblock"><a id="_sb_option_camel_component_web3j_priority"></a> <a href="#_sb_option_camel_component_web3j_priority" class="anchor"></a><strong>camel.component.web3j.priority</strong></p></td> <td class="tableblock halign-left valign-top"><p class="tableblock">The priority of a whisper message. The option is a java.math.BigInteger type.</p></td> <td class="tableblock halign-center valign-top"></td> <td class="tableblock halign-left valign-top"><p class="tableblock">BigInteger</p></td> </tr> <tr> <td class="tableblock halign-left valign-top"><p class="tableblock"><a id="_sb_option_camel_component_web3j_private-for"></a> <a href="#_sb_option_camel_component_web3j_private-for" class="anchor"></a><strong>camel.component.web3j.private-for</strong></p></td> <td class="tableblock halign-left valign-top"><p class="tableblock">A comma separated transaction privateFor nodes with public keys in a Quorum network.</p></td> <td class="tableblock halign-center valign-top"></td> <td class="tableblock halign-left valign-top"><p class="tableblock">String</p></td> </tr> <tr> <td class="tableblock halign-left valign-top"><p class="tableblock"><a id="_sb_option_camel_component_web3j_quorum-a-p-i"></a> <a href="#_sb_option_camel_component_web3j_quorum-a-p-i" class="anchor"></a><strong>camel.component.web3j.quorum-a-p-i</strong></p></td> <td class="tableblock halign-left valign-top"><p class="tableblock">If true, this will support Quorum API.</p></td> <td class="tableblock halign-center valign-top"><p class="tableblock">false</p></td> <td class="tableblock halign-left valign-top"><p class="tableblock">Boolean</p></td> </tr> <tr> <td class="tableblock halign-left valign-top"><p class="tableblock"><a id="_sb_option_camel_component_web3j_sha3-hash-of-data-to-sign"></a> <a href="#_sb_option_camel_component_web3j_sha3-hash-of-data-to-sign" class="anchor"></a><strong>camel.component.web3j.sha3-hash-of-data-to-sign</strong></p></td> <td class="tableblock halign-left valign-top"><p class="tableblock">Message to sign by calculating an Ethereum specific signature.</p></td> <td class="tableblock halign-center valign-top"></td> <td class="tableblock halign-left valign-top"><p class="tableblock">String</p></td> </tr> <tr> <td class="tableblock halign-left valign-top"><p class="tableblock"><a id="_sb_option_camel_component_web3j_signed-transaction-data"></a> <a href="#_sb_option_camel_component_web3j_signed-transaction-data" class="anchor"></a><strong>camel.component.web3j.signed-transaction-data</strong></p></td> <td class="tableblock halign-left valign-top"><p class="tableblock">The signed transaction data for a new message call transaction or a contract creation for signed transactions.</p></td> <td class="tableblock halign-center valign-top"></td> <td class="tableblock halign-left valign-top"><p class="tableblock">String</p></td> </tr> <tr> <td class="tableblock halign-left valign-top"><p class="tableblock"><a id="_sb_option_camel_component_web3j_source-code"></a> <a href="#_sb_option_camel_component_web3j_source-code" class="anchor"></a><strong>camel.component.web3j.source-code</strong></p></td> <td class="tableblock halign-left valign-top"><p class="tableblock">The source code to compile.</p></td> <td class="tableblock halign-center valign-top"></td> <td class="tableblock halign-left valign-top"><p class="tableblock">String</p></td> </tr> <tr> <td class="tableblock halign-left valign-top"><p class="tableblock"><a id="_sb_option_camel_component_web3j_to-address"></a> <a href="#_sb_option_camel_component_web3j_to-address" class="anchor"></a><strong>camel.component.web3j.to-address</strong></p></td> <td class="tableblock halign-left valign-top"><p class="tableblock">The address the transaction is directed to.</p></td> <td class="tableblock halign-center valign-top"></td> <td class="tableblock halign-left valign-top"><p class="tableblock">String</p></td> </tr> <tr> <td class="tableblock halign-left valign-top"><p class="tableblock"><a id="_sb_option_camel_component_web3j_to-block"></a> <a href="#_sb_option_camel_component_web3j_to-block" class="anchor"></a><strong>camel.component.web3j.to-block</strong></p></td> <td class="tableblock halign-left valign-top"><p class="tableblock">The block number, or the string latest for the last mined block or pending, earliest for not yet mined transactions.</p></td> <td class="tableblock halign-center valign-top"><p class="tableblock">latest</p></td> <td class="tableblock halign-left valign-top"><p class="tableblock">String</p></td> </tr> <tr> <td class="tableblock halign-left valign-top"><p class="tableblock"><a id="_sb_option_camel_component_web3j_topics"></a> <a href="#_sb_option_camel_component_web3j_topics" class="anchor"></a><strong>camel.component.web3j.topics</strong></p></td> <td class="tableblock halign-left valign-top"><p class="tableblock">Topics are order-dependent. Each topic can also be a list of topics. Specify multiple topics separated by comma.</p></td> <td class="tableblock halign-center valign-top"></td> <td class="tableblock halign-left valign-top"><p class="tableblock">String</p></td> </tr> <tr> <td class="tableblock halign-left valign-top"><p class="tableblock"><a id="_sb_option_camel_component_web3j_transaction-hash"></a> <a href="#_sb_option_camel_component_web3j_transaction-hash" class="anchor"></a><strong>camel.component.web3j.transaction-hash</strong></p></td> <td class="tableblock halign-left valign-top"><p class="tableblock">The information about a transaction requested by transaction hash.</p></td> <td class="tableblock halign-center valign-top"></td> <td class="tableblock halign-left valign-top"><p class="tableblock">String</p></td> </tr> <tr> <td class="tableblock halign-left valign-top"><p class="tableblock"><a id="_sb_option_camel_component_web3j_ttl"></a> <a href="#_sb_option_camel_component_web3j_ttl" class="anchor"></a><strong>camel.component.web3j.ttl</strong></p></td> <td class="tableblock halign-left valign-top"><p class="tableblock">The time to live in seconds of a whisper message. The option is a java.math.BigInteger type.</p></td> <td class="tableblock halign-center valign-top"></td> <td class="tableblock halign-left valign-top"><p class="tableblock">BigInteger</p></td> </tr> <tr> <td class="tableblock halign-left valign-top"><p class="tableblock"><a id="_sb_option_camel_component_web3j_value"></a> <a href="#_sb_option_camel_component_web3j_value" class="anchor"></a><strong>camel.component.web3j.value</strong></p></td> <td class="tableblock halign-left valign-top"><p class="tableblock">The value sent within a transaction. The option is a java.math.BigInteger type.</p></td> <td class="tableblock halign-center valign-top"></td> <td class="tableblock halign-left valign-top"><p class="tableblock">BigInteger</p></td> </tr> <tr> <td class="tableblock halign-left valign-top"><p class="tableblock"><a id="_sb_option_camel_component_web3j_web3j"></a> <a href="#_sb_option_camel_component_web3j_web3j" class="anchor"></a><strong>camel.component.web3j.web3j</strong></p></td> <td class="tableblock halign-left valign-top"><p class="tableblock">The preconfigured Web3j object. The option is a org.web3j.protocol.Web3j type.</p></td> <td class="tableblock halign-center valign-top"></td> <td class="tableblock halign-left valign-top"><p class="tableblock">Web3j</p></td> </tr> </tbody> </table></div> </div> </div> </article> <aside class="toc sidebar" aria-label="Table of contents" data-title="Contents" data-levels="2"> <div class="toc-menu"></div> </aside> </div> </main> </div> <div class="footer-tools"> <a href="#top" title="Reach the top of the page">Back to top</a> </div> <footer> <div class="footer"> <figure class="logo"> <img src="../../_/img/logo-d-a567cee6fa.svg" class="logo-small mt-60" alt="Apache Camel Logo" aria-label="white silhouette of a camel in front of a sand dune"> </figure> <input id="footer-toggle-overview" type="checkbox" title="Show/Hide Overview section"> <dl> <dt><label for="footer-toggle-overview">Overview</label><label for="footer-toggle-overview">+</label></dt> <dd><a href="../../blog/">Blog</a></dd> <dd><a href="../../docs/">Documentation</a></dd> <dd><a href="../../community/support/">Community</a></dd> <dd><a href="../../download/">Download</a></dd> </dl> <input id="footer-toggle-documentation" type="checkbox" title="Show/Hide Documentation section"> <dl> <dt><label for="footer-toggle-documentation">Documentation</label><label for="footer-toggle-documentation">+</label></dt> <dd><a href="../../manual/">User Manual</a></dd> <dd><a href="../../components/next/index.html">Components</a></dd> <dd><a href="../../camel-k/next/">Camel-K</a></dd> <dd><a href="../../camel-kafka-connector/next/">Camel Kafka Connector</a></dd> <dd><a href="../../camel-quarkus/next/">Camel Quarkus</a></dd> <dd><a href="../../camel-spring-boot/next/">Camel Spring Boot</a></dd> <dd><a href="../../camel-karaf/latest/">Camel Karaf</a></dd> <dd><a href="../../manual/faq/index.html">FAQ</a></dd> </dl> <input id="footer-toggle-community" type="checkbox" title="Show/Hide Community section"> <dl> <dt><label for="footer-toggle-community">Community</label><label for="footer-toggle-community">+</label></dt> <dd><a href="../../community/support/">Support</a></dd> <dd><a href="../../community/contributing/">Contributing</a></dd> <dd><a href="../../community/mailing-list/">Mailing Lists</a></dd> <dd><a href="../../community/user-stories/">User stories</a></dd> <dd><a href="../../community/articles/">Articles</a></dd> <dd><a href="../../community/books/">Books</a></dd> <dd><a href="../../community/team/">Team</a></dd> </dl> <input id="footer-toggle-about" type="checkbox" title="Show/Hide Acknowledgements section"> <dl> <dt><label for="footer-toggle-about">About</label><label for="footer-toggle-about">+</label></dt> <dd><a href="../../acknowledgments/">Acknowledgments</a></dd> <dd><a target="_blank" rel="noopener noreferrer nofollow" href="https://www.apache.org/events/current-event.html" title="Apache Events">Apache Events</a></dd> <dd><a target="_blank" rel="noopener noreferrer nofollow" href="https://www.apache.org/licenses/" title="License">License</a></dd> <dd><a target="_blank" rel="noopener noreferrer nofollow" href="https://www.apache.org/security/" title="Security">Security</a></dd> <dd><a target="_blank" rel="noopener noreferrer nofollow" href="https://www.apache.org/foundation/sponsorship.html" title="Sponsorship">Sponsorship</a></dd> <dd><a target="_blank" rel="noopener noreferrer nofollow" href="https://www.apache.org/foundation/thanks.html" title="Thanks">Thanks</a></dd> </dl> <p class="remark"> © 2004-2026 The <a href="https://apache.org">Apache Software Foundation</a>.<br> Apache Camel, Camel, Apache, the Apache feather logo, and the Apache Camel project logo are trademarks of The Apache Software Foundation. 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