| /* |
| * 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 |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * 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.geronimo.microprofile.opentracing.common.microprofile.thread; |
| |
| import static java.util.stream.Collectors.toList; |
| |
| import java.util.Collection; |
| import java.util.List; |
| import java.util.concurrent.Callable; |
| import java.util.concurrent.ExecutionException; |
| import java.util.concurrent.ExecutorService; |
| import java.util.concurrent.Future; |
| import java.util.concurrent.TimeUnit; |
| import java.util.concurrent.TimeoutException; |
| |
| import io.opentracing.Tracer; |
| |
| public class OpenTracingExecutorService implements ExecutorService { |
| |
| private final ExecutorService delegate; |
| |
| private final Tracer tracer; |
| |
| public OpenTracingExecutorService(final ExecutorService executorService, final Tracer tracer) { |
| this.delegate = executorService; |
| this.tracer = tracer; |
| } |
| |
| @Override |
| public void shutdown() { |
| delegate.shutdown(); |
| } |
| |
| @Override |
| public List<Runnable> shutdownNow() { |
| return delegate.shutdownNow(); |
| } |
| |
| @Override |
| public boolean isShutdown() { |
| return delegate.isShutdown(); |
| } |
| |
| @Override |
| public boolean isTerminated() { |
| return delegate.isTerminated(); |
| } |
| |
| @Override |
| public boolean awaitTermination(final long timeout, final TimeUnit unit) throws InterruptedException { |
| return delegate.awaitTermination(timeout, unit); |
| } |
| |
| @Override |
| public <T> Future<T> submit(final Callable<T> task) { |
| return delegate.submit(wrap(task)); |
| } |
| |
| @Override |
| public <T> Future<T> submit(final Runnable task, final T result) { |
| return delegate.submit(wrap(task), result); |
| } |
| |
| @Override |
| public Future<?> submit(final Runnable task) { |
| return delegate.submit(wrap(task)); |
| } |
| |
| @Override |
| public <T> List<Future<T>> invokeAll(final Collection<? extends Callable<T>> tasks) throws InterruptedException { |
| return delegate.invokeAll(tasks.stream().map(this::wrap).collect(toList())); |
| } |
| |
| @Override |
| public <T> List<Future<T>> invokeAll(final Collection<? extends Callable<T>> tasks, final long timeout, final TimeUnit unit) |
| throws InterruptedException { |
| return delegate.invokeAll(tasks.stream().map(this::wrap).collect(toList()), timeout, unit); |
| } |
| |
| @Override |
| public <T> T invokeAny(final Collection<? extends Callable<T>> tasks) throws InterruptedException, ExecutionException { |
| return delegate.invokeAny(tasks.stream().map(this::wrap).collect(toList())); |
| } |
| |
| @Override |
| public <T> T invokeAny(final Collection<? extends Callable<T>> tasks, final long timeout, final TimeUnit unit) |
| throws InterruptedException, ExecutionException, TimeoutException { |
| return delegate.invokeAny(tasks.stream().map(this::wrap).collect(toList()), timeout, unit); |
| } |
| |
| @Override |
| public void execute(final Runnable command) { |
| delegate.execute(wrap(command)); |
| } |
| |
| private Runnable wrap(final Runnable task) { |
| final ScopePropagatingCallable<Void> decorator = new ScopePropagatingCallable<>(() -> { |
| task.run(); |
| return null; |
| }, tracer); |
| return () -> { |
| try { |
| decorator.call(); |
| } catch (final RuntimeException | Error e) { |
| throw e; |
| } catch (final Exception e) { // unlikely since that's a Runnable |
| throw new IllegalStateException(e); |
| } |
| }; |
| } |
| |
| private <T> Callable<T> wrap(final Callable<T> task) { |
| return new ScopePropagatingCallable<>(task, tracer); |
| } |
| } |