diff options
author | CNlucius <lukai1@huawei.com> | 2016-09-13 11:40:12 +0800 |
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committer | CNlucius <lukai1@huawei.com> | 2016-09-13 11:41:53 +0800 |
commit | b731e2f1dd0972409b136aebc7b463dd72c9cfad (patch) | |
tree | 5107d7d80c19ad8076c2c97c2b5ef8d1cf3ab903 /framework/src/onos/utils/misc/src/main/java/org/onlab/util/SharedExecutorService.java | |
parent | ee93993458266114c29271a481ef9ce7ce621b2a (diff) |
ONOSFW-171
O/S-SFC-ONOS scenario documentation
Change-Id: I51ae1cf736ea24ab6680f8edca1b2bf5dd598365
Signed-off-by: CNlucius <lukai1@huawei.com>
Diffstat (limited to 'framework/src/onos/utils/misc/src/main/java/org/onlab/util/SharedExecutorService.java')
-rw-r--r-- | framework/src/onos/utils/misc/src/main/java/org/onlab/util/SharedExecutorService.java | 138 |
1 files changed, 0 insertions, 138 deletions
diff --git a/framework/src/onos/utils/misc/src/main/java/org/onlab/util/SharedExecutorService.java b/framework/src/onos/utils/misc/src/main/java/org/onlab/util/SharedExecutorService.java deleted file mode 100644 index 051155ce..00000000 --- a/framework/src/onos/utils/misc/src/main/java/org/onlab/util/SharedExecutorService.java +++ /dev/null @@ -1,138 +0,0 @@ -/* - * Copyright 2015 Open Networking Laboratory - * - * Licensed 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.onlab.util; - -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; - -/** - * Executor service wrapper for shared executors with safeguards on shutdown - * to prevent inadvertent shutdown. - */ -class SharedExecutorService implements ExecutorService { - - private static final String NOT_ALLOWED = "Shutdown of shared executor is not allowed"; - - private ExecutorService executor; - - /** - * Creates a wrapper for the given executor service. - * - * @param executor executor service to wrap - */ - SharedExecutorService(ExecutorService executor) { - this.executor = executor; - } - - /** - * Returns the backing executor service. - * - * @return backing executor service - */ - ExecutorService backingExecutor() { - return executor; - } - - /** - * Swaps the backing executor with a new one and shuts down the old one. - * - * @param executor new executor service - */ - void setBackingExecutor(ExecutorService executor) { - ExecutorService oldExecutor = this.executor; - this.executor = executor; - oldExecutor.shutdown(); - } - - @Override - public void shutdown() { - throw new UnsupportedOperationException(NOT_ALLOWED); - } - - @Override - public List<Runnable> shutdownNow() { - throw new UnsupportedOperationException(NOT_ALLOWED); - } - - @Override - public boolean isShutdown() { - return executor.isShutdown(); - } - - @Override - public boolean isTerminated() { - return executor.isTerminated(); - } - - @Override - public boolean awaitTermination(long timeout, TimeUnit unit) - throws InterruptedException { - return executor.awaitTermination(timeout, unit); - } - - @Override - public <T> Future<T> submit(Callable<T> task) { - return executor.submit(task); - } - - @Override - public <T> Future<T> submit(Runnable task, T result) { - return executor.submit(task, result); - } - - @Override - public Future<?> submit(Runnable task) { - return executor.submit(task); - } - - @Override - public <T> List<Future<T>> invokeAll(Collection<? extends Callable<T>> tasks) - throws InterruptedException { - return executor.invokeAll(tasks); - } - - @Override - public <T> List<Future<T>> invokeAll(Collection<? extends Callable<T>> tasks, - long timeout, TimeUnit unit) - throws InterruptedException { - return executor.invokeAll(tasks, timeout, unit); - } - - @Override - public <T> T invokeAny(Collection<? extends Callable<T>> tasks) - throws InterruptedException, ExecutionException { - return executor.invokeAny(tasks); - } - - @Override - public <T> T invokeAny(Collection<? extends Callable<T>> tasks, - long timeout, TimeUnit unit) - throws InterruptedException, ExecutionException, TimeoutException { - return executor.invokeAny(tasks, timeout, unit); - } - - @Override - public void execute(Runnable command) { - executor.execute(command); - } - -} |