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  • PageUtil

      1 package cn.com.qmhd.oto.common;
      2 
      3 
      4 import java.io.Serializable;
      5 import java.util.List;
      6 
      7 import org.springframework.data.domain.PageImpl;
      8 
      9 /**
     10  * 转换为json时需要的bean
     11  * @version 1.0
     12  * @时间 2016年9月14日
     13  * @描述
     14  */
     15 public class Page<T> implements Serializable {
     16     
     17     private static final long serialVersionUID = -3640039664184539350L;
     18         //当前页
     19         private long page;
     20         //前一页
     21         private long prePage;
     22         //后一页
     23         private long nextPage;
     24         //每页大小
     25         private long pageSize;
     26         //总条数
     27         private long totalCount;
     28         //总页数
     29         private long pageCount;
     30         //当前页数据
     31         private List<T> rows;
     32         /**
     33          * @return the page
     34          */
     35         public long getPage() {
     36             return page;
     37         }
     38         /**
     39          * @param page the page to set
     40          */
     41         public void setPage(long page) {
     42             this.page = page;
     43         }
     44         /**
     45          * @return the prePage
     46          */
     47         public long getPrePage() { 
     48             return prePage;
     49         }
     50         /**
     51          * @param prePage the prePage to set
     52          */
     53         public void setPrePage(long prePage) {
     54             this.prePage = prePage;
     55         }
     56         /**
     57          * @return the nextPage
     58          */
     59         public long getNextPage() {
     60             if(nextPage<=0){
     61                 return 1;
     62             }else{
     63                 return nextPage>pageCount?pageCount:nextPage;
     64             }
     65         }
     66         /**
     67          * @param nextPage the nextPage to set
     68          */
     69         public void setNextPage(long nextPage) {
     70             this.nextPage = nextPage;
     71         }
     72         /**
     73          * @return the pageSize
     74          */
     75         public long getPageSize() {
     76             return pageSize;
     77         }
     78         /**
     79          * @param pageSize the pageSize to set
     80          */
     81         public void setPageSize(long pageSize) {
     82             this.pageSize = pageSize<=0?10:pageSize;
     83         }
     84         /**
     85          * @return the totalCount
     86          */
     87         public long getTotalCount() {
     88             return totalCount;
     89         }
     90         /**
     91          * @param totalCount the totalCount to set
     92          */
     93         public void setTotalCount(long totalCount) {
     94             this.totalCount = totalCount;
     95         }
     96         /**
     97          * @return the pageCount
     98          */
     99         public long getPageCount() {
    100             return pageCount;
    101         }
    102         /**
    103          * @param pageCount the pageCount to set
    104          */
    105         public void setPageCount(long pageCount) {
    106             this.pageCount = pageCount;
    107         }
    108         /**
    109          * @return the rows
    110          */
    111         public List<T> getRows() {
    112             return rows;
    113         }
    114         /**
    115          * @param rows the rows to set
    116          */
    117         public void setRows(List<T> rows) {
    118             this.rows = rows;
    119         }
    120         public void resetNextPage(){
    121             nextPage=page+1;
    122             this.prePage = page -1>0?page-1:1;
    123             pageCount=totalCount%pageSize==0?totalCount/pageSize:totalCount/pageSize+1;
    124         }
    125         
    126         public Page(org.springframework.data.domain.Page<T> pageImpl) {
    127             if(pageImpl!=null){
    128                 this.page = pageImpl.getNumber()+1;
    129                 this.pageSize = pageImpl.getSize();
    130                 this.rows = pageImpl.getContent();
    131                 this.totalCount = pageImpl.getTotalElements();
    132                 this.pageCount = pageImpl.getTotalPages();
    133                 resetNextPage();
    134             }
    135         }
    136         public Page() {
    137         }
    138 }
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  • 原文地址:https://www.cnblogs.com/xdcr/p/6226820.html
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