How to use

StandardThreadExecutor

in

org.apache.catalina.core

/**
 * Start the component and implement the requirements
 * of {@link org.apache.catalina.util.LifecycleBase#startInternal()}.
 *
 * @exception LifecycleException if this component detects a fatal error
 *  that prevents this component from being used
 */
@Override
protected void startInternal() throws LifecycleException {
  taskqueue = new TaskQueue(maxQueueSize);
  TaskThreadFactory tf = new TaskThreadFactory(namePrefix,daemon,getThreadPriority());
  executor = new ThreadPoolExecutor(getMinSpareThreads(), getMaxThreads(), maxIdleTime, TimeUnit.MILLISECONDS,taskqueue, tf);
  if (prestartminSpareThreads) {
    executor.prestartAllCoreThreads();
  }
  taskqueue.setParent(executor);
  setState(LifecycleState.STARTING);
}

  @Override
  protected String getObjectNameKeyProperties() {
    StringBuilder name = new StringBuilder("type=Executor,name=");
    name.append(getName());
    return name.toString();
  }
}

/**
 * Stop the component and implement the requirements
 * of {@link org.apache.catalina.util.LifecycleBase#stopInternal()}.
 *
 * @exception LifecycleException if this component detects a fatal error
 *  that needs to be reported
 */
@Override
protected void stopInternal() throws LifecycleException {
  setState(LifecycleState.STOPPING);
  if ( executor != null ) executor.shutdownNow();
  executor = null;
  taskqueue = null;
}

StandardThreadExecutor stdThreadExecutor =
  (StandardThreadExecutor) executor;
stdThreadExecutor.contextStopping();

public void start() throws LifecycleException {
  lifecycle.fireLifecycleEvent(BEFORE_START_EVENT, null);
  TaskQueue taskqueue = new TaskQueue();
  TaskThreadFactory tf = new TaskThreadFactory(namePrefix);
  lifecycle.fireLifecycleEvent(START_EVENT, null);
  executor = new ThreadPoolExecutor(getMinSpareThreads(), getMaxThreads(), maxIdleTime, TimeUnit.MILLISECONDS,taskqueue, tf);
  taskqueue.setParent( (ThreadPoolExecutor) executor);
  lifecycle.fireLifecycleEvent(AFTER_START_EVENT, null);
}

  public Thread newThread(Runnable r) {
    Thread t = new Thread(group, r, namePrefix + threadNumber.getAndIncrement());
    t.setDaemon(daemon);
    t.setPriority(getThreadPriority());
    return t;
  }
}

/**
 * Stop the component and implement the requirements
 * of {@link org.apache.catalina.util.LifecycleBase#stopInternal()}.
 *
 * @exception LifecycleException if this component detects a fatal error
 *  that needs to be reported
 */
@Override
protected void stopInternal() throws LifecycleException {
  setState(LifecycleState.STOPPING);
  if ( executor != null ) executor.shutdownNow();
  executor = null;
  taskqueue = null;
}

StandardThreadExecutor stdThreadExecutor =
  (StandardThreadExecutor) executor;
stdThreadExecutor.contextStopping();

/**
 * Start the component and implement the requirements
 * of {@link org.apache.catalina.util.LifecycleBase#startInternal()}.
 *
 * @exception LifecycleException if this component detects a fatal error
 *  that prevents this component from being used
 */
@Override
protected void startInternal() throws LifecycleException {
  taskqueue = new TaskQueue(maxQueueSize);
  TaskThreadFactory tf = new TaskThreadFactory(namePrefix,daemon,getThreadPriority());
  executor = new ThreadPoolExecutor(getMinSpareThreads(), getMaxThreads(), maxIdleTime, TimeUnit.MILLISECONDS,taskqueue, tf);
  if (prestartminSpareThreads) {
    executor.prestartAllCoreThreads();
  }
  taskqueue.setParent(executor);
  setState(LifecycleState.STARTING);
}

  @Override
  protected String getObjectNameKeyProperties() {
    StringBuilder name = new StringBuilder("type=Executor,name=");
    name.append(getName());
    return name.toString();
  }
}

/**
 * Stop the component and implement the requirements
 * of {@link org.apache.catalina.util.LifecycleBase#stopInternal()}.
 *
 * @exception LifecycleException if this component detects a fatal error
 *  that needs to be reported
 */
@Override
protected void stopInternal() throws LifecycleException {
  setState(LifecycleState.STOPPING);
  if ( executor != null ) executor.shutdownNow();
  executor = null;
  taskqueue = null;
}

StandardThreadExecutor stdThreadExecutor =
  (StandardThreadExecutor) executor;
stdThreadExecutor.contextStopping();

/**
 * Start the component and implement the requirements
 * of {@link org.apache.catalina.util.LifecycleBase#startInternal()}.
 *
 * @exception LifecycleException if this component detects a fatal error
 *  that prevents this component from being used
 */
@Override
protected void startInternal() throws LifecycleException {
  taskqueue = new TaskQueue(maxQueueSize);
  TaskThreadFactory tf = new TaskThreadFactory(namePrefix,daemon,getThreadPriority());
  executor = new ThreadPoolExecutor(getMinSpareThreads(), getMaxThreads(), maxIdleTime, TimeUnit.MILLISECONDS,taskqueue, tf);
  if (prestartminSpareThreads) {
    executor.prestartAllCoreThreads();
  }
  taskqueue.setParent(executor);
  setState(LifecycleState.STARTING);
}

  @Override
  protected String getObjectNameKeyProperties() {
    StringBuilder name = new StringBuilder("type=Executor,name=");
    name.append(getName());
    return name.toString();
  }
}

/**
 * Stop the component and implement the requirements
 * of {@link org.apache.catalina.util.LifecycleBase#stopInternal()}.
 *
 * @exception LifecycleException if this component detects a fatal error
 *  that needs to be reported
 */
@Override
protected void stopInternal() throws LifecycleException {
  setState(LifecycleState.STOPPING);
  if ( executor != null ) executor.shutdownNow();
  executor = null;
  taskqueue = null;
}

StandardThreadExecutor stdThreadExecutor =
  (StandardThreadExecutor) executor;
stdThreadExecutor.contextStopping();

/**
 * Start the component and implement the requirements
 * of {@link org.apache.catalina.util.LifecycleBase#startInternal()}.
 *
 * @exception LifecycleException if this component detects a fatal error
 *  that prevents this component from being used
 */
@Override
protected void startInternal() throws LifecycleException {
  taskqueue = new TaskQueue(maxQueueSize);
  TaskThreadFactory tf = new TaskThreadFactory(namePrefix,daemon,getThreadPriority());
  executor = new ThreadPoolExecutor(getMinSpareThreads(), getMaxThreads(), maxIdleTime, TimeUnit.MILLISECONDS,taskqueue, tf);
  if (prestartminSpareThreads) {
    executor.prestartAllCoreThreads();
  }
  taskqueue.setParent(executor);
  setState(LifecycleState.STARTING);
}

  @Override
  protected String getObjectNameKeyProperties() {
    StringBuilder name = new StringBuilder("type=Executor,name=");
    name.append(getName());
    return name.toString();
  }
}

/**
 * Stop the component and implement the requirements
 * of {@link org.apache.catalina.util.LifecycleBase#stopInternal()}.
 *
 * @exception LifecycleException if this component detects a fatal error
 *  that needs to be reported
 */
@Override
protected void stopInternal() throws LifecycleException {
  setState(LifecycleState.STOPPING);
  if ( executor != null ) executor.shutdownNow();
  executor = null;
  taskqueue = null;
}

StandardThreadExecutor stdThreadExecutor =
  (StandardThreadExecutor) executor;
stdThreadExecutor.contextStopping();