83 lines
2.5 KiB
Java
83 lines
2.5 KiB
Java
/**
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*
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* Copyright 2014 Florian Schmaus
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package org.jivesoftware.smack.util;
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import java.util.logging.Level;
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import java.util.logging.Logger;
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public class Async {
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/**
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* Creates a new thread with the given Runnable, marks it daemon, starts it and returns the started thread.
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*
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* @param runnable
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* @return the started thread.
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*/
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public static Thread go(Runnable runnable) {
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Thread thread = daemonThreadFrom(runnable);
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thread.start();
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return thread;
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}
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/**
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* Creates a new thread with the given Runnable, marks it daemon, sets the name, starts it and returns the started
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* thread.
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*
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* @param runnable
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* @param threadName the thread name.
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* @return the started thread.
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*/
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public static Thread go(Runnable runnable, String threadName) {
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Thread thread = daemonThreadFrom(runnable);
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thread.setName(threadName);
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thread.start();
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return thread;
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}
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public static Thread daemonThreadFrom(Runnable runnable) {
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Thread thread = new Thread(runnable);
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thread.setDaemon(true);
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return thread;
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}
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/**
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* Like {@link Runnable}, but allows the <code>runOrThrow()</code> method to throw an exception.
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* <p>
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* If the exception is an instance of {@link RuntimeException}, then it will be re-thrown, otherwise <b>it will be
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* simply logged.</b>
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*/
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public abstract static class ThrowingRunnable implements Runnable {
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public static final Logger LOGGER = Logger.getLogger(ThrowingRunnable.class.getName());
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@Override
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public final void run() {
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try {
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runOrThrow();
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}
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catch (Exception e) {
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if (e instanceof RuntimeException) {
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throw (RuntimeException) e;
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}
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LOGGER.log(Level.WARNING, "Caught Exception", e);
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}
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}
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public abstract void runOrThrow() throws Exception;
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}
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}
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