How to use

getTaskPool

method

in

org.apache.catalina.tribes.transport.nio.NioReceiver

/**
 * Sample data handler method for a channel with data ready to read.
 * @param key A SelectionKey object associated with a channel
 *  determined by the selector to be ready for reading.  If the
 *  channel returns an EOF condition, it is closed here, which
 *  automatically invalidates the associated key.  The selector
 *  will then de-register the channel on the next select call.
 */
protected void readDataFromSocket(SelectionKey key) throws Exception {
  NioReplicationTask task = (NioReplicationTask) getTaskPool().getRxTask();
  if (task == null) {
    // No threads/tasks available, do nothing, the selection
    // loop will keep calling this method until a
    // thread becomes available, the thread pool itself has a waiting mechanism
    // so we will not wait here.
    if (log.isDebugEnabled()) log.debug("No TcpReplicationThread available");
  } else {
    // invoking this wakes up the worker thread then returns
    //add task to thread pool
    task.serviceChannel(key);
    getExecutor().execute(task);
  }
}

/**
 * Sample data handler method for a channel with data ready to read.
 * @param key A SelectionKey object associated with a channel
 *  determined by the selector to be ready for reading.  If the
 *  channel returns an EOF condition, it is closed here, which
 *  automatically invalidates the associated key.  The selector
 *  will then de-register the channel on the next select call.
 */
protected void readDataFromSocket(SelectionKey key) throws Exception {
  NioReplicationTask task = (NioReplicationTask) getTaskPool().getRxTask();
  if (task == null) {
    // No threads/tasks available, do nothing, the selection
    // loop will keep calling this method until a
    // thread becomes available, the thread pool itself has a waiting mechanism
    // so we will not wait here.
    if (log.isDebugEnabled()) log.debug("No TcpReplicationThread available");
  } else {
    // invoking this wakes up the worker thread then returns
    //add task to thread pool
    task.serviceChannel(key);
    getExecutor().execute(task);
  }
}

/**
 * Sample data handler method for a channel with data ready to read.
 * @param key A SelectionKey object associated with a channel
 *  determined by the selector to be ready for reading.  If the
 *  channel returns an EOF condition, it is closed here, which
 *  automatically invalidates the associated key.  The selector
 *  will then de-register the channel on the next select call.
 */
protected void readDataFromSocket(SelectionKey key) throws Exception {
  NioReplicationTask task = (NioReplicationTask) getTaskPool().getRxTask();
  if (task == null) {
    // No threads/tasks available, do nothing, the selection
    // loop will keep calling this method until a
    // thread becomes available, the thread pool itself has a waiting mechanism
    // so we will not wait here.
    if (log.isDebugEnabled()) log.debug("No TcpReplicationThread available");
  } else {
    // invoking this wakes up the worker thread then returns
    //add task to thread pool
    task.serviceChannel(key);
    getExecutor().execute(task);
  }
}

/**
 * Sample data handler method for a channel with data ready to read.
 * @param key A SelectionKey object associated with a channel
 *  determined by the selector to be ready for reading.  If the
 *  channel returns an EOF condition, it is closed here, which
 *  automatically invalidates the associated key.  The selector
 *  will then de-register the channel on the next select call.
 * @throws Exception IO error with channel
 */
protected void readDataFromSocket(SelectionKey key) throws Exception {
  NioReplicationTask task = (NioReplicationTask) getTaskPool().getRxTask();
  if (task == null) {
    // No threads/tasks available, do nothing, the selection
    // loop will keep calling this method until a
    // thread becomes available, the thread pool itself has a waiting mechanism
    // so we will not wait here.
    if (log.isDebugEnabled()) log.debug("No TcpReplicationThread available");
  } else {
    // invoking this wakes up the worker thread then returns
    //add task to thread pool
    task.serviceChannel(key);
    getExecutor().execute(task);
  }
}