@Override
public Neo4jTraversal<Edge, Edge> E() {
this.tx().readWrite();
final Neo4jTraversal<Edge, Edge> traversal = new Neo4jGraphTraversal<>(this);
traversal.addStep(new Neo4jGraphStep(traversal, Edge.class, this));
return traversal;
}
@Override
public Neo4jTraversal<Vertex, Vertex> V() {
this.tx().readWrite();
final Neo4jTraversal<Vertex, Vertex> traversal = new Neo4jGraphTraversal<>(this);
traversal.addStep(new Neo4jGraphStep(traversal, Vertex.class, this));
return traversal;
}
/**
* Execute the Cypher query with provided parameters and get the result set as a {@link
* Neo4jTraversal}.
*
* @param query the Cypher query to execute
* @param parameters the parameters of the Cypher query
* @return a fluent Gremlin traversal
*/
public Neo4jTraversal cypher(final String query, final Map<String, Object> parameters) {
this.tx().readWrite();
final Neo4jTraversal traversal = Neo4jTraversal.of(this);
traversal.addStep(
new StartStep(
traversal,
new Neo4jCypherIterator(this.cypher.execute(query, parameters).iterator(), this)));
return traversal;
}
@Override
public <S> Neo4jTraversal<S, S> of() {
final Neo4jTraversal<S, S> traversal = Neo4jTraversal.of(this);
traversal.addStep(new StartStep<>(traversal));
return traversal;
}