pageform.java

网上购物系统struts+spring+hibernate实现

package com.sdi0708.bdifn.bookstore.service.util;

public class PageForm {
	
	/**
	 * 当前页码
	 */
	private int currentPage;
	/**
	 * 每页的记录数
	 */
	private int pageSize;
	/**
	 * 总页数
	 */
	private int totalPage;
	/**
	 * 总记录数
	 */
	private int recordCount;
	/**
	 * 是否显示首页(当已是首页了,设为false)
	 */
//	private boolean hasFirstPage;
//	/**
//	 * 是否有下一页 (当前页已是最后一页了,为false)
//	 */
//	private boolean hasNextPage;
//	/**
//	 * 是否有上一页
//	 */
//	private boolean hasPrePage;
//	/**
//	 * 是否有下一页
//	 */
//	private boolean hasLastPage;
	/**
	 * 初始化
	 * @param pageSize 每面记录数
	 * @param recordCount 总记录数
	 */
	public void init(int pageSize, int recordCount) {
		this.pageSize = pageSize;
		this.recordCount = recordCount;
	
		currentPage = 1;
		this.totalPage = (recordCount + pageSize - 1) / pageSize;
	}
	
	public int getCurrentPage() {
		return currentPage;
	}
	public void setCurrentPage(int currentPage) {
		this.currentPage = currentPage;
	}
	public int getPageSize() {
		return pageSize;
	}
	public void setPageSize(int pageSize) {
		this.pageSize = pageSize;
	}
	public int getRecordCount() {
		return recordCount;
	}
	public void setRecordCount(int recordCount) {
		this.recordCount = recordCount;
	}
	public int getTotalPage() {
		return totalPage;
	}
	public boolean isHasFirstPage() {
		return this.currentPage != 1;
	}
	public boolean isHasNextPage() {
		return this.currentPage < this.totalPage;
	}
	public boolean isHasPrePage() {
		return this.currentPage > 1;
	}
	public boolean isHasLastPage() {
		return this.currentPage < this.totalPage;
	}
}