PageBean分页组件

Posted 2020-08-19 光何

Page.java

  1 package org.guangsoft.bean;
  2 
  3 import java.util.List;
  4 
  5 public class Page
  6 {
  7     private int currentPageNum;
  8     private int pageItemsCount;
  9     private int totalItemsCount;
 10     
 11     private int pageItemsStart;
 12     private int pageItemsEnd;
 13     private int pageCount;
 14     private boolean hasPrePage;
 15     private boolean hasNextPage;
 16     private int prePageNum;
 17     private int nextPageNum;
 18     private int firstPageNum;
 19     private int lastPageNum;
 20     private List dataList;
 21     
 22     public Page()
 23     {
 24         super();
 25     }
 26     public Page(int currentPageNum, int pageItemsCount, int totalItemsCount)
 27     {
 28         super();
 29         this.currentPageNum = currentPageNum;
 30         this.pageItemsCount = pageItemsCount;
 31         this.totalItemsCount = totalItemsCount;
 32         
 33         pageItemsStart = (currentPageNum - 1) * pageItemsCount;
 34         pageItemsEnd = pageItemsStart + pageItemsCount - 1;
 35         pageCount = (int) Math.ceil(totalItemsCount * 1.0 / pageItemsCount);
 36         firstPageNum = totalItemsCount > 0 ? 1 : 0;
 37         lastPageNum = totalItemsCount > 0 ? pageCount : 0;
 38         hasPrePage = currentPageNum > 1 ? true : false;
 39         hasNextPage = currentPageNum < lastPageNum ? true : false;
 40         prePageNum = hasPrePage ? currentPageNum - 1 : 0;
 41         nextPageNum = hasNextPage ? currentPageNum + 1 : 0;
 42     }
 43     public int getCurrentPageNum()
 44     {
 45         return currentPageNum;
 46     }
 47     public void setCurrentPageNum(int currentPageNum)
 48     {
 49         this.currentPageNum = currentPageNum;
 50     }
 51     public int getPageItemsCount()
 52     {
 53         return pageItemsCount;
 54     }
 55     public void setPageItemsCount(int pageItemsCount)
 56     {
 57         this.pageItemsCount = pageItemsCount;
 58     }
 59     public int getTotalItemsCount()
 60     {
 61         return totalItemsCount;
 62     }
 63     public void setTotalItemsCount(int totalItemsCount)
 64     {
 65         this.totalItemsCount = totalItemsCount;
 66     }
 67     public int getPageItemsStart()
 68     {
 69         return pageItemsStart;
 70     }
 71     public void setPageItemsStart(int pageItemsStart)
 72     {
 73         this.pageItemsStart = pageItemsStart;
 74     }
 75     public int getPageItemsEnd()
 76     {
 77         return pageItemsEnd;
 78     }
 79     public void setPageItemsEnd(int pageItemsEnd)
 80     {
 81         this.pageItemsEnd = pageItemsEnd;
 82     }
 83     public int getpageCount()
 84     {
 85         return pageCount;
 86     }
 87     public void setpageCount(int pageCount)
 88     {
 89         this.pageCount = pageCount;
 90     }
 91     public boolean isHasPrePage()
 92     {
 93         return hasPrePage;
 94     }
 95     public void setHasPrePage(boolean hasPrePage)
 96     {
 97         this.hasPrePage = hasPrePage;
 98     }
 99     public boolean isHasNextPage()
100     {
101         return hasNextPage;
102     }
103     public void setHasNextPage(boolean hasNextPage)
104     {
105         this.hasNextPage = hasNextPage;
106     }
107     public int getPrePageNum()
108     {
109         return prePageNum;
110     }
111     public void setPrePageNum(int prePageNum)
112     {
113         this.prePageNum = prePageNum;
114     }
115     public int getNextPageNum()
116     {
117         return nextPageNum;
118     }
119     public void setNextPageNum(int nextPageNum)
120     {
121         this.nextPageNum = nextPageNum;
122     }
123     public int getFirstPageNum()
124     {
125         return firstPageNum;
126     }
127     public void setFirstPageNum(int firstPageNum)
128     {
129         this.firstPageNum = firstPageNum;
130     }
131     public int getLastPageNum()
132     {
133         return lastPageNum;
134     }
135     public void setLastPageNum(int lastPageNum)
136     {
137         this.lastPageNum = lastPageNum;
138     }
139     public List getDataList()
140     {
141         return dataList;
142     }
143     public void setDataList(List dataList)
144     {
145         this.dataList = dataList;
146     }
147 }