java接続gremilin簡単な操作

 
  
org.apache.tinkerpop.gremlin maven         driver   croe         
 http://tinkerpop.apache.org/docs/current/reference/           
   
   
import org.apache.tinkerpop.gremlin.driver.Client;
  
   
import org.apache.tinkerpop.gremlin.driver.Cluster;

public class gremlinConnect {
    String filename="D:\\study\\movies-java-spring-data-neo4j_20180423\\movies-java-spring-data-neo4j\\src\\main\\resources\\conf\\gremlin.yaml";
    public Client connectGremlinServer() throws Exception {
        try {
            this.getClass().getClassLoader().getResources(filename);
            Cluster cluster = Cluster.open(filename);
            Client client = cluster.connect();
            return client;
        } catch (Exception e) {
            e.printStackTrace();
            return null;
        }
    }
}
  
  
       ，   client，     gremlin   
 
   
   
gremlin.yaml
  
  
            ，     
 
   
hosts: [192.168.1.1]
port: 8182
serializer: {
    className: org.apache.tinkerpop.gremlin.driver.ser.GryoMessageSerializerV1d0,
    config: {
                ioRegistries: [org.janusgraph.graphdb.tinkerpop.JanusGraphIoRegistry],

    }
}
  
  
hosts    id    port    
 
  
             ，               gremlin-server.yaml
 
  
JanusGraph/janusgraph-0.2.0-hadoop2/conf/gremlin-server/gremlin-server.yaml
 
  
           gremlin       ，     
 
  
  ：
 
   
String sql="g = graph.traversal(); g.V().has("name","aa").valueMap()"
  
   
List results =client.submit(str).all().get();
  
  
client       gremlin sql， 
 
   
client.submit(str).all().get();           result  list          
  
   
for (Result result : results) {
Map
  
  
  map       
 
  
    map  key  String        
 
  
      ，     ，  
 
  
    python