Package org.ldaptive.pool

Class Queue<T>

java.lang.Object
org.ldaptive.pool.Queue<T>
Type Parameters:
T - type of object in the queue
All Implemented Interfaces:
Iterable<T>
public class Queue<T> extends Object implements Iterable<T>
Provides a wrapper around a Deque to support LIFO and FIFO operations.

  • Field Details

    • queueType

      private final QueueType queueType
      How will objects be inserted into the queue.

    • queue

      private final Deque<T> queue
      Underlying queue.

  • Constructor Details

    • Queue

      public Queue(QueueType type)
      Creates a new queue.
      Parameters:
      type - how will objects be inserted into the queue

  • Method Details

    • add

      public void add(T t)
      Adds an object to the queue based on the queue type. See Deque.addFirst(Object) and Deque.addLast(Object).
      Parameters:
      t - to add

    • remove

      public T remove()
      Removes the first element in the queue. See Deque.removeFirst().
      Returns:
      first element in the queue

    • remove

      public boolean remove(T t)
      Removes the supplied element from the queue. See Deque.remove(Object).
      Parameters:
      t - to remove
      Returns:
      whether t was removed

    • element

      public T element()
      Retrieves, but does not remove, the first element in the queue. See Deque.getFirst().
      Returns:
      first element in the queue

    • contains

      public boolean contains(T t)
      Returns whether t is in the queue. See Deque.contains(Object).
      Parameters:
      t - that may be in the queue
      Returns:
      whether t is in the queue

    • isEmpty

      public boolean isEmpty()
      Returns whether or not the queue is empty. See Collection.isEmpty()}.
      Returns:
      whether the queue is empty

    • size

      public int size()
      Returns the number of elements in the queue. See Deque.size().
      Returns:
      number of elements in the queue

    • iterator

      public Iterator<T> iterator()
      Specified by:
      iterator in interface Iterable<T>

    • toString

      public String toString()
      Overrides:
      toString in class Object