Examples with ZKStatementStore com.alibaba.maxgraph.frontendservice.query.ZKStatementStore used on opensource projects

Example 1 with ZKStatementStore

use of com.alibaba.maxgraph.frontendservice.query.ZKStatementStore in project GraphScope by alibaba.

the class Frontend method initAndStartGremlinServer.

protected void initAndStartGremlinServer() throws Exception {
    SchemaFetcher schemaFetcher;
    String vineyardSchemaPath = this.instanceConfig.getVineyardSchemaPath();
    LOG.info("Read schema from vineyard schema file " + vineyardSchemaPath);
    schemaFetcher = new JsonFileSchemaFetcher(vineyardSchemaPath);
    this.remoteGraph = new RemoteGraph(this, schemaFetcher);
    this.remoteGraph.refresh();
    this.graph = new TinkerMaxGraph(instanceConfig, remoteGraph, new DefaultGraphDfs());
    this.graphGremlinServer = new MaxGraphServer(this.graph);
    int tmpGremlinServerPort = instanceConfig.getGremlinServerPort() > 0 ? instanceConfig.getGremlinServerPort() : 0;
    ProcessorLoader processorLoader;
    switch(instanceConfig.getGremlinServerMode()) {
        case TIMELY:
        case MIXED:
            {
                processorLoader = MixedProcessorLoader.newProcessorLoader(graph, this.instanceConfig, new ExecutorAddressFetcher(clientManager), schemaFetcher, new ZKStatementStore(instanceConfig), new MaxGraphRecordProcessorManager(this.graph, this), this.getFrontendQueryManager());
                break;
            }
        default:
            {
                processorLoader = GremlinProcessorLoader.newProcessorLoader();
                break;
            }
    }
    this.graphGremlinServer.start(tmpGremlinServerPort, processorLoader, instanceConfig.getInstanceAuthType() == 1);
    this.gremlinServerPort = tmpGremlinServerPort > 0 ? tmpGremlinServerPort : this.graphGremlinServer.getGremlinServerPort();
    LOG.info("gremlin server port:{}", this.gremlinServerPort);
}