This is a Neo4j Server plugin, providing Gremlin backend scripting to the Neo4j Server. To deploy, please do the following
For usage, see the current documentation.
mvn clean package
unzip target/neo4j-gremlin-plugin-2.0-SNAPSHOT-server-plugin.zip -d $NEO4J_HOME/plugins/gremlin-plugin
cd $NEO4J_HOME
bin/neo4j restart
In your pom.xml
, add
<repositories>
<repository>
<id>neo4j-contrib-snapshots</id>
<url>https://github.com/neo4j-contrib/m2/raw/master/snapshots/url>
<snapshots>
<enabled>true</enabled>
</snapshots>
</repository>
</repositories>
and
<dependency>
<groupId>org.neo4j.server.plugin</groupId>
<artifactId>neo4j-gremlin-plugin</artifactId>
<version>2.0-SNAPSHOT</version>
<type>test-jar</type>
<scope>test</scope>
</dependency>
- Install m2eclipse maven support for Eclipse from the update site http://download.eclipse.org/technology/m2e/releases
- clone this repo
- do Eclipse->Import...->Maven->Existing_projects_into_workspace and point out your cloned code directory
- wait until the process is finished and you should have a compiling setup in Eclipse.
access the plugin
curl localhost:7474/db/data/
{
"relationship_index" : "http://localhost:7474/db/data/index/relationship",
"node" : "http://localhost:7474/db/data/node",
"relationship_types" : "http://localhost:7474/db/data/relationship/types",
"extensions_info" : "http://localhost:7474/db/data/ext",
"node_index" : "http://localhost:7474/db/data/index/node",
"reference_node" : "http://localhost:7474/db/data/node/0",
"extensions" : {
"GremlinPlugin" : {
"execute_script" : "http://localhost:7474/db/data/ext/GremlinPlugin/graphdb/execute_script"
}
}
submit (HTTP POST) a Gremlin script i=g.V(2);i.outE.inV
returning a list of nodes, URL encoded:
curl -d "script=i+%3D+g.v%282%29%3Bi.outE.inV" http://localhost:7474/db/data/ext/GremlinPlugin/graphdb/execute_script
[ {
"outgoing_relationships" : "http://localhost:7474/db/data/node/0/relationships/out",
"data" : {
},
"traverse" : "http://localhost:7474/db/data/node/0/traverse/{returnType}",
"all_typed_relationships" : "http://localhost:7474/db/data/node/0/relationships/all/{-list|&|types}",
"property" : "http://localhost:7474/db/data/node/0/properties/{key}",
"self" : "http://localhost:7474/db/data/node/0",
"properties" : "http://localhost:7474/db/data/node/0/properties",
"outgoing_typed_relationships" : "http://localhost:7474/db/data/node/0/relationships/out/{-list|&|types}",
"incoming_relationships" : "http://localhost:7474/db/data/node/0/relationships/in",
"extensions" : {
},
"create_relationship" : "http://localhost:7474/db/data/node/0/relationships",
"all_relationships" : "http://localhost:7474/db/data/node/0/relationships/all",
"incoming_typed_relationships" : "http://localhost:7474/db/data/node/0/relationships/in/{-list|&|types}"
} ]