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PageModel.java
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79 lines (78 loc) · 1.48 KB
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package com.lyq.model;
import java.util.List;
/**
* 分页组件
* @author Li Yongqiang
* @param <T> 实体对象
*/
public class PageModel<T> {
private int totalRecords;//总记录数
private List<T> list;//结果集
private int pageNo;//当前页
private int pageSize;//每页显示多少条
/**
* 取得第一页
* @return 第一页
*/
public int getTopPageNo() {
return 1;
}
/**
* 取得上一页
* @return 上一页
*/
public int getPreviousPageNo() {
if (pageNo <= 1) {
return 1;
}
return pageNo -1;
}
/**
* 取得下一页
* @return 下一页
*/
public int getNextPageNo() {
if (pageNo >= getTotalPages()) {
return getTotalPages() == 0 ? 1 : getTotalPages();
}
return pageNo + 1;
}
/**
* 取得最后一页
* @return 最后一页
*/
public int getBottomPageNo() {
return getTotalPages() == 0 ? 1 : getTotalPages();
}
/**
* 取得总页数
* @return
*/
public int getTotalPages() {
return (totalRecords + pageSize - 1) / pageSize;
}
public int getTotalRecords() {
return totalRecords;
}
public void setTotalRecords(int totalRecords) {
this.totalRecords = totalRecords;
}
public List<T> getList() {
return list;
}
public void setList(List<T> list) {
this.list = list;
}
public int getPageSize() {
return pageSize;
}
public void setPageSize(int pageSize) {
this.pageSize = pageSize;
}
public int getPageNo() {
return pageNo;
}
public void setPageNo(int pageNo) {
this.pageNo = pageNo;
}
}