java 分页Bean [存放]

package org.mmblue.common.util;

import java.util.List;

public class PageModel<T> {
	
	// 总记录数
	private long totalRecord;

	// 结果集
	private List<T> list;

	// 当前页
	private int pageNo;

	// 每页显示多少条记录
	private int pageSize;

	public PageModel() {
	}
	
	public PageModel(int pageNo, int pageSize, List<T> list, long totalRecord) {
		this.pageNo = pageNo;
		this.pageSize = pageSize;
		this.list = list;
		this.totalRecord = totalRecord;
	}

	/**
	 * 取得总页数return (totalRecord + pageSize - 1) / pageSize;
	 * 
	 * @return
	 */
	public long getTotalpages() {
		return (totalRecord + pageSize - 1) / pageSize;
	}

	/**
	 * 取得首页
	 * 
	 * @return
	 */
	public int getTopPages() {
		return 1;
	}

	/**
	 * 取得尾页
	 * 
	 * @return
	 */
	public long getBottomPages() {
		return getTotalpages() == 0 ? 1 : getTotalpages();
	}

	/**
	 * 取得上一页
	 * 
	 * @return
	 */
	public int getPreviousPageNo() {
		if (pageNo <= 1) {
			return 1;
		}
		return pageNo - 1;
	}

	/**
	 * 取得下一页
	 * 
	 * @return
	 */
	public long getNextPageNo() {
		if (pageNo >= getTotalpages()) {
			return getTotalpages() == 0 ? 1 : getTotalpages();
		}
		return pageNo + 1;
	}

	public long getTotalRecord() {
		return totalRecord;
	}

	public void setTotalRecord(int totalRecord) {
		this.totalRecord = totalRecord;
	}

	public List<T> getList() {
		return list;
	}

	public void setList(List<T> list) {
		this.list = list;
	}

	public int getPageNo() {
		return pageNo;
	}

	public void setPageNo(int pageNo) {
		this.pageNo = pageNo;
	}

	public int getPageSize() {
		return pageSize;
	}

	public void setPageSize(int pageSize) {
		this.pageSize = pageSize;
	}
}