pages.java

一个jsp写的bbs

package com.laoer.bbscs.service.web;

/**
 * <p>Title: Tianyi BBS</p>
 *
 * <p>Description: BBSCS</p>
 *
 * <p>Copyright: Copyright (c) 2006</p>
 *
 * <p>Company: Laoer.com</p>
 *
 * @author Gong Tianyi
 * @version 7.0
 */
public class Pages {

  int page = 1; //页号
  int totalNum = -1; //记录总数
  int perPageNum = 20; //每页显示记录数
  int allPage = 1; //总页数
  int cpage = 1; //当前页
  int spage = 1; //开始记录数
  String fileName = "";
  boolean useUrlRewrite = false;

  public Pages() {
  }

  public Pages(int page, int totalNum, int perPageNum) {
    this.page = page;
    this.totalNum = totalNum;
    this.perPageNum = perPageNum;
    this.executeCount();
  }

  public int getAllPage() {
    return allPage;
  }

  public int getCpage() {
    return cpage;
  }

  public int getPage() {
    return page;
  }

  public int getPerPageNum() {
    return perPageNum;
  }

  public int getSpage() {
    return spage;
  }

  public int getTotalNum() {
    return totalNum;
  }

  public String getFileName() {

    return fileName;
  }

  public boolean isUseUrlRewrite() {
    return useUrlRewrite;
  }

  public void setAllPage(int allPage) {
    this.allPage = allPage;
  }

  public void setCpage(int cpage) {
    this.cpage = cpage;
  }

  public void setPage(int page) {
    this.page = page;
  }

  public void setPerPageNum(int perPageNum) {
    this.perPageNum = perPageNum;
  }

  public void setSpage(int spage) {
    this.spage = spage;
  }

  public void setTotalNum(int totalNum) {
    this.totalNum = totalNum;
  }

  public void setFileName(String fileName) {

    this.fileName = fileName;
  }

  public void setUseUrlRewrite(boolean useUrlRewrite) {
    this.useUrlRewrite = useUrlRewrite;
  }

  public void executeCount() {
    this.allPage = (int) Math.ceil( (this.totalNum + this.perPageNum - 1) /
                                   this.perPageNum);
    int intPage = this.page;
    if (intPage > this.allPage) { // pages == 0
      this.cpage = 1;
    }
    else {
      this.cpage = intPage;
    }
    this.spage = (this.cpage - 1) * this.perPageNum;
  }

}