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| 1 | +/* |
| 2 | + * Licensed to the Apache Software Foundation (ASF) under one |
| 3 | + * or more contributor license agreements. See the NOTICE file |
| 4 | + * distributed with this work for additional information |
| 5 | + * regarding copyright ownership. The ASF licenses this file |
| 6 | + * to you under the Apache License, Version 2.0 (the |
| 7 | + * "License"); you may not use this file except in compliance |
| 8 | + * with the License. You may obtain a copy of the License at |
| 9 | + * |
| 10 | + * http://www.apache.org/licenses/LICENSE-2.0 |
| 11 | + * |
| 12 | + * Unless required by applicable law or agreed to in writing, software |
| 13 | + * distributed under the License is distributed on an "AS IS" BASIS, |
| 14 | + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 15 | + * See the License for the specific language governing permissions and |
| 16 | + * limitations under the License. |
| 17 | + */ |
| 18 | + |
| 19 | +package org.apache.flink.util; |
| 20 | + |
| 21 | +import java.util.ArrayList; |
| 22 | +import java.util.Collection; |
| 23 | +import java.util.List; |
| 24 | +import java.util.Map; |
| 25 | +import java.util.concurrent.Callable; |
| 26 | +import java.util.concurrent.ExecutionException; |
| 27 | +import java.util.concurrent.ExecutorService; |
| 28 | +import java.util.concurrent.Future; |
| 29 | +import java.util.concurrent.TimeUnit; |
| 30 | +import java.util.concurrent.TimeoutException; |
| 31 | + |
| 32 | +import static org.apache.flink.util.MdcUtils.wrapCallable; |
| 33 | +import static org.apache.flink.util.MdcUtils.wrapRunnable; |
| 34 | + |
| 35 | +class MdcAwareExecutorService<S extends ExecutorService> extends MdcAwareExecutor<S> |
| 36 | + implements ExecutorService { |
| 37 | + |
| 38 | + public MdcAwareExecutorService(S delegate, Map<String, String> contextData) { |
| 39 | + super(delegate, contextData); |
| 40 | + } |
| 41 | + |
| 42 | + @Override |
| 43 | + public void shutdown() { |
| 44 | + delegate.shutdown(); |
| 45 | + } |
| 46 | + |
| 47 | + @Override |
| 48 | + public List<Runnable> shutdownNow() { |
| 49 | + return delegate.shutdownNow(); |
| 50 | + } |
| 51 | + |
| 52 | + @Override |
| 53 | + public boolean isShutdown() { |
| 54 | + return delegate.isShutdown(); |
| 55 | + } |
| 56 | + |
| 57 | + @Override |
| 58 | + public boolean isTerminated() { |
| 59 | + return delegate.isTerminated(); |
| 60 | + } |
| 61 | + |
| 62 | + @Override |
| 63 | + public boolean awaitTermination(long timeout, TimeUnit unit) throws InterruptedException { |
| 64 | + return delegate.awaitTermination(timeout, unit); |
| 65 | + } |
| 66 | + |
| 67 | + @Override |
| 68 | + public <T> Future<T> submit(Callable<T> task) { |
| 69 | + return delegate.submit(wrapCallable(contextData, task)); |
| 70 | + } |
| 71 | + |
| 72 | + @Override |
| 73 | + public <T> Future<T> submit(Runnable task, T result) { |
| 74 | + return delegate.submit(wrapRunnable(contextData, task), result); |
| 75 | + } |
| 76 | + |
| 77 | + @Override |
| 78 | + public Future<?> submit(Runnable task) { |
| 79 | + return delegate.submit(wrapRunnable(contextData, task)); |
| 80 | + } |
| 81 | + |
| 82 | + @Override |
| 83 | + public <T> List<Future<T>> invokeAll(Collection<? extends Callable<T>> tasks) |
| 84 | + throws InterruptedException { |
| 85 | + return delegate.invokeAll(wrapCallables(tasks)); |
| 86 | + } |
| 87 | + |
| 88 | + @Override |
| 89 | + public <T> List<Future<T>> invokeAll( |
| 90 | + Collection<? extends Callable<T>> tasks, long timeout, TimeUnit unit) |
| 91 | + throws InterruptedException { |
| 92 | + return delegate.invokeAll(wrapCallables(tasks), timeout, unit); |
| 93 | + } |
| 94 | + |
| 95 | + @Override |
| 96 | + public <T> T invokeAny(Collection<? extends Callable<T>> tasks) |
| 97 | + throws InterruptedException, ExecutionException { |
| 98 | + return delegate.invokeAny(wrapCallables(tasks)); |
| 99 | + } |
| 100 | + |
| 101 | + @Override |
| 102 | + public <T> T invokeAny(Collection<? extends Callable<T>> tasks, long timeout, TimeUnit unit) |
| 103 | + throws InterruptedException, ExecutionException, TimeoutException { |
| 104 | + return delegate.invokeAny(wrapCallables(tasks), timeout, unit); |
| 105 | + } |
| 106 | + |
| 107 | + private <T> List<Callable<T>> wrapCallables(Collection<? extends Callable<T>> tasks) { |
| 108 | + List<Callable<T>> list = new ArrayList<>(tasks.size()); |
| 109 | + for (Callable<T> task : tasks) { |
| 110 | + list.add(wrapCallable(contextData, task)); |
| 111 | + } |
| 112 | + return list; |
| 113 | + } |
| 114 | +} |
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