How to use

peek

method

in

akka.dispatch.AbstractNodeQueue

/**
 * Query the queue whether it is empty right now.
 * 
 * This method can be used from any thread.
 * 
 * @return true if queue was empty at some point in the past
 */
public final boolean isEmpty() {
  return peek() == null;
}

/**
 * Query the queue whether it is empty right now.
 * 
 * This method can be used from any thread.
 * 
 * @return true if queue was empty at some point in the past
 */
public final boolean isEmpty() {
  return peek() == null;
}

/**
 * Query the queue whether it is empty right now.
 * 
 * This method can be used from any thread.
 * 
 * @return true if queue was empty at some point in the past
 */
public final boolean isEmpty() {
  return peek() == null;
}

public final boolean isEmpty() {
  return peek() == null;
}

public final boolean isEmpty() {
  return peek() == null;
}