com.lmax.disruptor.dsl.BasicExecutor Maven / Gradle / Ivy
package com.lmax.disruptor.dsl;
import java.lang.management.ManagementFactory;
import java.lang.management.ThreadInfo;
import java.lang.management.ThreadMXBean;
import java.util.Queue;
import java.util.concurrent.ConcurrentLinkedQueue;
import java.util.concurrent.Executor;
import java.util.concurrent.ThreadFactory;
public class BasicExecutor implements Executor
{
private final ThreadFactory factory;
private final Queue threads = new ConcurrentLinkedQueue<>();
public BasicExecutor(ThreadFactory factory)
{
this.factory = factory;
}
@Override
public void execute(Runnable command)
{
final Thread thread = factory.newThread(command);
if (null == thread)
{
throw new RuntimeException("Failed to create thread to run: " + command);
}
thread.start();
threads.add(thread);
}
@Override
public String toString()
{
return "BasicExecutor{" +
"threads=" + dumpThreadInfo() +
'}';
}
private String dumpThreadInfo()
{
final StringBuilder sb = new StringBuilder();
final ThreadMXBean threadMXBean = ManagementFactory.getThreadMXBean();
for (Thread t : threads)
{
ThreadInfo threadInfo = threadMXBean.getThreadInfo(t.getId());
sb.append("{");
sb.append("name=").append(t.getName()).append(",");
sb.append("id=").append(t.getId()).append(",");
sb.append("state=").append(threadInfo.getThreadState()).append(",");
sb.append("lockInfo=").append(threadInfo.getLockInfo());
sb.append("}");
}
return sb.toString();
}
}