/**
* Copyright (c) 2014 Richard Warburton (richard.warburton@gmail.com)
* <p>
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
* <p>
* The above copyright notice and this permission notice shall be included
* in all copies or substantial portions of the Software.
* <p>
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
* DEALINGS IN THE SOFTWARE.
**/
package com.insightfullogic.honest_profiler.core;
import org.slf4j.Logger;
public class ThreadedAgent implements Runnable
{
public interface Block
{
/**
* @return false iff you're ready to stop, true otherwise
* @throws Exception when things go bump
*/
boolean run() throws Exception;
}
private final Logger logger;
private final Block block;
private Thread thread;
public ThreadedAgent(final Logger logger, Block block)
{
this.logger = logger;
this.block = block;
}
public void start()
{
thread = new Thread(this);
thread.setDaemon(true);
thread.start();
}
public void stop()
{
thread.interrupt();
}
@Override
public void run()
{
logger.debug("Started");
try
{
while (!Thread.currentThread().isInterrupted() && block.run())
;
logger.debug(Thread.currentThread().getName() + " Stopped");
}
catch (Throwable throwable)
{
// Deliberately catching throwable since we're at the top of a thread
logger.error(throwable.getMessage(), throwable);
}
}
}