storm-client/src/jvm/org/apache/storm/executor/LocalExecutor.java

/**
 * Licensed to the Apache Software Foundation (ASF) under one or more contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.  The ASF licenses this file to you under the Apache License, Version
 * 2.0 (the "License"); you may not use this file except in compliance with the License.  You may obtain a copy of the License at
 * <p>
 * http://www.apache.org/licenses/LICENSE-2.0
 * <p>
 * Unless required by applicable law or agreed to in writing, software distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License for the specific language governing permissions
 * and limitations under the License.
 */

package org.apache.storm.executor;

import java.util.List;
import java.util.Map;
import java.util.Queue;
import java.util.concurrent.atomic.AtomicInteger;
import org.apache.storm.daemon.worker.WorkerState;
import org.apache.storm.tuple.AddressedTuple;
import org.apache.storm.utils.RegisteredGlobalState;

public class LocalExecutor {

    private static volatile String trackId = null;

    public static Executor mkExecutor(WorkerState workerState, List<Long> executorId, Map<String, String> initialCredentials)
        throws Exception {
        Executor executor = Executor.mkExecutor(workerState, executorId, initialCredentials);
        executor.setLocalExecutorTransfer(new ExecutorTransfer(workerState, executor.getTopoConf()) {
            @Override
            public boolean tryTransfer(AddressedTuple tuple, Queue<AddressedTuple> pendingEmits) {
                if (null != trackId) {
                    ((AtomicInteger) ((Map) RegisteredGlobalState.getState(trackId)).get("transferred")).incrementAndGet();
                }
                return super.tryTransfer(tuple, pendingEmits);
            }
        });
        return executor;
    }

    public static void setTrackId(String trackId) {
        LocalExecutor.trackId = trackId;
    }

    public static void clearTrackId() {
        LocalExecutor.trackId = null;
    }
}