org.displaytag.pagination
Class PaginationHelper

java.lang.Object
  org.displaytag.pagination.PaginationHelper

public class PaginationHelper
extends java.lang.Object

Class to help pagination when dealing with lists.

The class will attempt to use java.util.List.subList(int,int) to index into the list for the appropriate page.

If the list does not contain enough elements to support the sub list, then the first pageSize elements will be returned.

Author:

Kevin Conaway

Constructor Summary

PaginationHelper(int pageNumber, int pageSize)

Method Summary

protected int	getEnd(int listSize, int start)
java.util.Iterator	getIterator(java.util.List data)
java.util.Iterator	getIterator(java.lang.Object data)
protected int	getStart(int listSize)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

PaginationHelper

public PaginationHelper(int pageNumber,
                        int pageSize)

Method Detail

getIterator

public java.util.Iterator getIterator(java.lang.Object data)

getIterator

public java.util.Iterator getIterator(java.util.List data)

getStart

protected int getStart(int listSize)

getEnd

protected int getEnd(int listSize,
                     int start)