private OrientGraph graph;
@SuppressWarnings("unchecked")
@Override
public <RET extends OCommandExecutor> RET parse(OCommandRequestText iRequest) {
engine = new GremlinScriptEngine();
graph = new OrientGraph(iRequest.getDatabase().getURL());
text = iRequest.getText();
engine.getBindings(ScriptContext.ENGINE_SCOPE).put("g", graph);
return (RET) this;