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一个通用的jsp分页PageBean

发布时间:2019-12-31 22:27编辑:威尼斯正规官网浏览(138)

    package com.shaccp.web.util;
    import java.util.List;
    public class PageBean {
    /**
    *
    *
    * @author ppy 2008-10-18 14:3:56
    * totalRecords 总记录数
    * list 保存分页的数目
    * pageNo 当前页
    * pageSize 页大小
    * query 保存顾客查询的字符串
    * pageAction 操作分页的Servlet或Action(struts卡塔尔
    * method (struts中Action对应的method)
    *
    *
    */
    private int totalRecords;
    private List list;
    private int pageNo;
    private int pageSize;
    private String query;
    private String pageAction;
    private String method;
    public void setPageAction(String pageAction) {
    this.pageAction = pageAction;
    }
    public void setMethod(String method) {
    this.method = method;
    }
    public List getList() {
    return list;
    }
    public void setList(List 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;
    }
    public int getTotalRecords() {
    return totalRecords;
    }
    public void setTotalRecords(int totalRecords) {
    this.totalRecords = totalRecords;
    }
    public void setQuery(String query) {
    this.query = query;
    }
    /**
    * 获得总页数的不二等秘书籍 return
    * totalRecords%pageSize==0?(totalRecords/pageSize):(totalRecords/pageSize+1)
    *
    * @return
    */
    public int getTotalPages() {
    return (totalRecords + pageSize - 1) / pageSize;
    }
    /**
    * 得到首页
    *
    * @return
    */
    public int getTopPage() {
    return 1;
    }
    /**
    * 获得上蓬蓬勃勃页
    *
    * @return
    */
    public int getPreviousPageNo() {
    if (pageNo <= 1)
    return 1;
    else
    return (pageNo - 1);
    }
    /**
    * 获得下大器晚成页
    *
    * @return
    */
    public int getNextPageNo() {
    if (pageNo >= getTotalPages()) {
    return getTotalPages() == 0 ? 1 : getTotalPages();
    } else {
    return pageNo + 1;
    }
    }
    /**
    * 拿到尾页
    *
    * @return
    */
    public int getBottomPageNo() {
    return getTotalRecords() == 0 ? 1 : getTotalPages();
    }
    //页面分页导航的链接 方式意气风发
    public String getPageToolBar1() {
    String str = "";
    str += "<a href='" + pageAction + "?method=" + method + "&userQuery="

    • query + "&pageNo=" + getPreviousPageNo() + "&pageSize="
    • pageSize + "'>上一页</a> ";
      str += "<a href='" + pageAction + "?method=" + method + "&userQuery="
    • query + "&pageNo=" + getNextPageNo() + "&pageSize="
    • pageSize + "'>下一页</a>";
      return str;
      }
      //页面分页导航的链接 方式二
      public String getPageToolBar2() {
      String str = "";
      int pageSplit = (pageNo / 5) * 5;
      for (int i = pageSplit - 1; i < (pageSplit + 6); i++) {
      if (i <= 0) {
      } else if (pageNo == i) {
      str += i + " ";
      } else if (i > getTotalPages()) {
      } else {
      str += "<a href='" + pageAction + "?method=" + method
    • "&userQuery=" + query + "&pageNo=" + i + "&pageSize="
    • pageSize + "'>" + i + "</a>" + " ";
      }
      }
      return str;
      }
      }

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