Queue (original) (raw)

• java.lang.Object

• • weka.core.Queue

• All Implemented Interfaces:
  java.io.Serializable, RevisionHandler

public class Queue
extends java.lang.Object
implements java.io.Serializable, RevisionHandler
Class representing a FIFO queue.
Version: Revision:1.10Revision: 1.10 Revision:1.10
Author:
Len Trigg (trigg@cs.waikato.ac.nz)
See Also:
Serialized Form

• • Constructor Summary

  Constructors

  Constructor and Description
  Queue()

  • Method Summary

  All Methods Static Methods Instance Methods Concrete Methods

  Modifier and Type	Method and Description
  boolean	empty() Checks if queue is empty.
  java.lang.String	getRevision() Returns the revision string.
  static void	main(java.lang.String[] argv) Main method for testing this class.
  java.lang.Object	peek() Gets object from the front of the queue.
  java.lang.Object	pop() Pops an object from the front of the queue.
  java.lang.Object	push(java.lang.Object item) Appends an object to the back of the queue.
  void	removeAllElements() Removes all objects from the queue m_Tail.m_Next.
  int	size() Gets queue's size.
  java.lang.String	toString() Produces textual description of queue.

     * ### Methods inherited from class java.lang.Object  
     `equals, getClass, hashCode, notify, notifyAll, wait, wait, wait`

• • Constructor Detail

     * #### Queue  
     public Queue()  

  • Method Detail

    * #### removeAllElements  
    public final void removeAllElements()  
    Removes all objects from the queue m\_Tail.m\_Next.  
    * #### push  
    public java.lang.Object push(java.lang.Object item)  
    Appends an object to the back of the queue.  
    Parameters:  
    `item` \- the object to be appended  
    Returns:  
    the object appended  
    * #### pop  
    public java.lang.Object pop()  
                         throws java.lang.RuntimeException  
    Pops an object from the front of the queue.  
    Returns:  
    the object at the front of the queue  
    Throws:  
    `java.lang.RuntimeException` \- if the queue is empty  
    * #### peek  
    public java.lang.Object peek()  
                          throws java.lang.RuntimeException  
    Gets object from the front of the queue.  
    Returns:  
    the object at the front of the queue  
    Throws:  
    `java.lang.RuntimeException` \- if the queue is empty  
    * #### empty  
    public boolean empty()  
    Checks if queue is empty.  
    Returns:  
    true if queue is empty  
    * #### size  
    public int size()  
    Gets queue's size.  
    Returns:  
    size of queue  
    * #### toString  
    public java.lang.String toString()  
    Produces textual description of queue.  
    Overrides:  
    `toString` in class `java.lang.Object`  
    Returns:  
    textual description of queue  
    * #### getRevision  
    public java.lang.String getRevision()  
    Returns the revision string.  
    Specified by:  
    `[getRevision](../../weka/core/RevisionHandler.html#getRevision--)` in interface `[RevisionHandler](../../weka/core/RevisionHandler.html "interface in weka.core")`  
    Returns:  
    the revision  
    * #### main  
    public static void main(java.lang.String[] argv)  
    Main method for testing this class.  
    Parameters:  
    `argv` \- a set of strings that are pushed on a test queue