numericpager.java

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package com.component.pagination;

import java.util.Vector;

/**
 * Performs Numeric pagination of the page elements.
 * This functionality is implemented in AbstractPager class.
 * 
 * Hence, this class actually does nothing. 
 * 
 * @author chetan_bh
 */
public class NumericPager extends AbstractPager {

	private String pagerName = PaginationConstants.NUMERIC_PAGER; 
	
	public NumericPager(Vector data) {
		super(data);
	}


	public NumericPager(Vector data, int elementsPerPage) {
		super(data, elementsPerPage);
	}


	public NumericPager(PageElement[] elements) {
		super(elements);
	}
	
	public int getElementsPerPage()
	{
		return elementsPerPage;
	}
	
	// TODO Yet to fully implement this function.
	public void setElementsPerPage(int newValue)
	{
		if(this.elementsPerPage != newValue && newValue > 0)
		{
			this.elementsPerPage = newValue;
			pageIndices = new Vector();
			// TODO update other variables like number of pages, etc.
			pageMap = this.page(rawData);
			numberOfPages = pageIndices.size();
		}
	}
	
	/**
	 * Returns the pager name.
	 */
	public String getPagerName()
	{
		return pagerName;
	}

	/**
	 * @param args
	 */
	public static void main(String[] args) {

		Vector elements = new Vector();
		for(int i = 0; i < 12; i++)
		{
			PageElement element = new PageElementImpl();
			element.setDisplayName("ABC-"+i);
			elements.add(element);
		}

		NumericPager numPager = new NumericPager(elements);
		System.out.println("numPage  "+numPager);

	}
	
}