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= Gremlin Server Application
This is a starter project that demonstrates how a basic
link:http://tinkerpop.apache.org/docs/${project.version}/reference/#gremlin-server[Gremlin Server] project is structured
with Maven. This project demonstrates how to connect to Gremlin Server with Java using remote traversals with the
link:http://tinkerpop.apache.org/docs/${project.version}/reference/#connecting-via-remotegraph[Gremlin Driver] that is
distributed by TinkerPop.
== Prerequisites
* Java 8 Update 40+
* link:https://maven.apache.org/[Maven 3.x]
* Gremlin Server is link:http://archive.apache.org/dist/tinkerpop/[downloaded] and unpackaged
== Building and Running
Build the project as follows:
[source,text]
mvn clean package
Start Gremlin Server in the directory it was unpackaged and specify usage of the "modern" graph configuration:
[source,text]
$ bin/gremlin-server.sh conf/gremlin-server-modern.yaml
[INFO] GremlinServer -
\,,,/
(o o)
-----oOOo-(3)-oOOo-----
[INFO] GremlinServer - Configuring Gremlin Server from conf/gremlin-server-modern.yaml
[INFO] MetricManager - Configured Metrics Slf4jReporter configured with interval=180000ms and loggerName=org.apache.tinkerpop.gremlin.server.Settings$Slf4jReporterMetrics
[INFO] Graphs - Graph [graph] was successfully configured via [conf/tinkergraph-empty.properties].
[INFO] ServerGremlinExecutor - Initialized Gremlin thread pool. Threads in pool named with pattern gremlin-*
[INFO] ScriptEngines - Loaded gremlin-groovy ScriptEngine
[INFO] GremlinExecutor - Initialized gremlin-groovy ScriptEngine with scripts/generate-modern.groovy
[INFO] ServerGremlinExecutor - Initialized GremlinExecutor and configured ScriptEngines.
[INFO] ServerGremlinExecutor - A GraphTraversalSource is now bound to [g] with graphtraversalsource[tinkergraph[vertices:0 edges:0], standard]
[INFO] OpLoader - Adding the standard OpProcessor.
[INFO] OpLoader - Adding the control OpProcessor.
[INFO] OpLoader - Adding the session OpProcessor.
[INFO] GremlinServer - Executing start up LifeCycleHook
[INFO] Logger$info - Loading 'modern' graph data.
[INFO] AbstractChannelizer - Configured application/vnd.gremlin-v1.0+gryo with org.apache.tinkerpop.gremlin.driver.ser.GryoMessageSerializerV1d0
[INFO] AbstractChannelizer - Configured application/vnd.gremlin-v1.0+gryo-stringd with org.apache.tinkerpop.gremlin.driver.ser.GryoMessageSerializerV1d0
[INFO] GremlinServer$1 - Gremlin Server configured with worker thread pool of 1, gremlin pool of 8 and boss thread pool of 1.
[INFO] GremlinServer$1 - Channel started at port 8182.
Run this project as follows:
[source,text]
mvn exec:java -Dexec.mainClass="${package}.App" -Dlog4j.configuration=file:conf/log4j.properties -Dport=8182