5f00fe09e9
This CL fixes the following compiler warnings. - Indirect access to static member - Access to a non-accessible member of an enclosing type - Parameter assignment - Method can be static - Local variable declaration hides another field or variable - Value of local variable is not used - Unused import - Unused private member - Unnecessary 'else' statement - Unnecessary declaration of throw exception - Redundant type arguments - Missing '@Override' annotation - Unused '@SuppressWarning' annotations Bug: 18003991 Change-Id: Icfebe753e53a2cc621848f769d6a3d7ce501ebc7
80 lines
2.5 KiB
Java
80 lines
2.5 KiB
Java
/*
|
|
* Copyright (C) 2014 The Android Open Source Project
|
|
*
|
|
* 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 com.android.inputmethod.latin.utils;
|
|
|
|
import com.android.inputmethod.annotations.UsedForTesting;
|
|
|
|
import java.util.concurrent.ConcurrentHashMap;
|
|
import java.util.concurrent.ExecutorService;
|
|
import java.util.concurrent.Executors;
|
|
import java.util.concurrent.ThreadFactory;
|
|
|
|
/**
|
|
* Utilities to manage executors.
|
|
*/
|
|
public class ExecutorUtils {
|
|
static final ConcurrentHashMap<String, ExecutorService> sExecutorMap =
|
|
new ConcurrentHashMap<>();
|
|
|
|
private static class ThreadFactoryWithId implements ThreadFactory {
|
|
private final String mId;
|
|
|
|
public ThreadFactoryWithId(final String id) {
|
|
mId = id;
|
|
}
|
|
|
|
@Override
|
|
public Thread newThread(final Runnable r) {
|
|
return new Thread(r, "Executor - " + mId);
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Gets the executor for the given id.
|
|
*/
|
|
public static ExecutorService getExecutor(final String id) {
|
|
ExecutorService executor = sExecutorMap.get(id);
|
|
if (executor == null) {
|
|
synchronized (sExecutorMap) {
|
|
executor = sExecutorMap.get(id);
|
|
if (executor == null) {
|
|
executor = Executors.newSingleThreadExecutor(new ThreadFactoryWithId(id));
|
|
sExecutorMap.put(id, executor);
|
|
}
|
|
}
|
|
}
|
|
return executor;
|
|
}
|
|
|
|
/**
|
|
* Shutdowns all executors and removes all executors from the executor map for testing.
|
|
*/
|
|
@UsedForTesting
|
|
public static void shutdownAllExecutors() {
|
|
synchronized (sExecutorMap) {
|
|
for (final ExecutorService executor : sExecutorMap.values()) {
|
|
executor.execute(new Runnable() {
|
|
@Override
|
|
public void run() {
|
|
executor.shutdown();
|
|
sExecutorMap.remove(executor);
|
|
}
|
|
});
|
|
}
|
|
}
|
|
}
|
|
}
|