PageBean分页组件

Page.java

 package org.guangsoft.bean;

 import java.util.List;

 public class Page
 {
     private int currentPageNum;
     private int pageItemsCount;
     private int totalItemsCount;

     private int pageItemsStart;
     private int pageItemsEnd;
     private int pageCount;
     private boolean hasPrePage;
     private boolean hasNextPage;
     private int prePageNum;
     private int nextPageNum;
     private int firstPageNum;
     private int lastPageNum;
     private List dataList;

     public Page()
     {
         super();
     }
     public Page(int currentPageNum, int pageItemsCount, int totalItemsCount)
     {
         super();
         this.currentPageNum = currentPageNum;
         this.pageItemsCount = pageItemsCount;
         this.totalItemsCount = totalItemsCount;

         pageItemsStart = (currentPageNum - 1) * pageItemsCount;
         pageItemsEnd = pageItemsStart + pageItemsCount - 1;
         pageCount = (int) Math.ceil(totalItemsCount * 1.0 / pageItemsCount);
         firstPageNum = totalItemsCount > 0 ? 1 : 0;
         lastPageNum = totalItemsCount > 0 ? pageCount : 0;
         hasPrePage = currentPageNum > 1 ? true : false;
         hasNextPage = currentPageNum < lastPageNum ? true : false;
         prePageNum = hasPrePage ? currentPageNum - 1 : 0;
         nextPageNum = hasNextPage ? currentPageNum + 1 : 0;
     }
     public int getCurrentPageNum()
     {
         return currentPageNum;
     }
     public void setCurrentPageNum(int currentPageNum)
     {
         this.currentPageNum = currentPageNum;
     }
     public int getPageItemsCount()
     {
         return pageItemsCount;
     }
     public void setPageItemsCount(int pageItemsCount)
     {
         this.pageItemsCount = pageItemsCount;
     }
     public int getTotalItemsCount()
     {
         return totalItemsCount;
     }
     public void setTotalItemsCount(int totalItemsCount)
     {
         this.totalItemsCount = totalItemsCount;
     }
     public int getPageItemsStart()
     {
         return pageItemsStart;
     }
     public void setPageItemsStart(int pageItemsStart)
     {
         this.pageItemsStart = pageItemsStart;
     }
     public int getPageItemsEnd()
     {
         return pageItemsEnd;
     }
     public void setPageItemsEnd(int pageItemsEnd)
     {
         this.pageItemsEnd = pageItemsEnd;
     }
     public int getpageCount()
     {
         return pageCount;
     }
     public void setpageCount(int pageCount)
     {
         this.pageCount = pageCount;
     }
     public boolean isHasPrePage()
     {
         return hasPrePage;
     }
     public void setHasPrePage(boolean hasPrePage)
     {
         this.hasPrePage = hasPrePage;
     }
     public boolean isHasNextPage()
     {
         return hasNextPage;
     }
     public void setHasNextPage(boolean hasNextPage)
     {
         this.hasNextPage = hasNextPage;
     }
     public int getPrePageNum()
     {
         return prePageNum;
     }
     public void setPrePageNum(int prePageNum)
     {
         this.prePageNum = prePageNum;
     }
     public int getNextPageNum()
     {
         return nextPageNum;
     }
     public void setNextPageNum(int nextPageNum)
     {
         this.nextPageNum = nextPageNum;
     }
     public int getFirstPageNum()
     {
         return firstPageNum;
     }
     public void setFirstPageNum(int firstPageNum)
     {
         this.firstPageNum = firstPageNum;
     }
     public int getLastPageNum()
     {
         return lastPageNum;
     }
     public void setLastPageNum(int lastPageNum)
     {
         this.lastPageNum = lastPageNum;
     }
     public List getDataList()
     {
         return dataList;
     }
     public void setDataList(List dataList)
     {
         this.dataList = dataList;
     }
 }