pagevo.java

网上书店 源代码和数据库网上书店 源代码和数据库

package com.shop.model.utils;

import javax.servlet.http.HttpServletRequest;

public class PageVO {

	
	private Integer maxRowNo;
	private Integer perPageNumber;
	private Integer maxPageNo;
	private Integer currentPageNo;
	
	
	public PageVO(HttpServletRequest request,Integer perPageNumber){
		String  currentPageNoStr = request.getParameter("currentPageNo");
		String  perPageNumberStr =request.getParameter("perPageNumber");
		
		try {
			currentPageNo = Integer.parseInt(currentPageNoStr);
		} catch (NumberFormatException e) {
			currentPageNo=1;
		}
		try {
			this.perPageNumber =Integer.parseInt(perPageNumberStr);
		} catch (NumberFormatException e) {
			this.perPageNumber =perPageNumber;
		}
		
		
	}
	
	public Integer getCurrentPageNo() {
		return currentPageNo;
	}
	public void setCurrentPageNo(Integer currentPageNo) {
		this.currentPageNo = currentPageNo;
	}
	public Integer getMaxPageNo() {
		return maxPageNo;
	}
	public void setMaxPageNo(Integer maxPageNo) {
		this.maxPageNo = maxPageNo;
	}
	public Integer getMaxRowNo() {
		return maxRowNo;
	}
	
	public void setMaxRowNo(Integer maxRowNo) {
		this.maxRowNo = maxRowNo;
		
		if(maxRowNo%perPageNumber==0){
			maxPageNo = maxRowNo/perPageNumber;
		}else{
			maxPageNo = maxRowNo/perPageNumber+1;
		}
	}
	public Integer getPerPageNumber() {
		return perPageNumber;
	}
	public void setPerPageNumber(Integer perPageNumber) {
		this.perPageNumber = perPageNumber;
	}
	
	
	
	
}