Archetype Created Web ApplicationcontextConfigLocationclasspath:spring-context.xmlorg.springframework.web.context.ContextLoaderListenerencodingFilterorg.springframework.web.filter.CharacterEncodingFiltertrueencodingUTF-8encodingFilter/*SpringMVCorg.springframework.web.servlet.DispatcherServletcontextConfigLocationclasspath:spring-mvc.xml1trueSpringMVC/
package com.junlinyi.biz;
import com.junlinyi.model.Work;
import com.junlinyi.utils.PageBean;
import java.util.List;
public interface WorkBiz {
int deleteByPrimaryKey(Integer did);
int insert(Work record);
int insertSelective(Work record);
Work selectByPrimaryKey(Integer did);
int updateByPrimaryKeySelective(Work record);
int updateByPrimaryKey(Work record);
List listPager(Work work, PageBean pagebean);
}
自己在项目中共创建一个接口实现类WorkbizImpl :
package com.junlinyi.biz;
import com.junlinyi.mapper.WorkMapper;
import com.junlinyi.model.Work;
import com.junlinyi.utils.PageBean;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;
import java.util.List;
/**
* @author 君临沂
* @site www.junlinyi.jly
* @company 君氏集团
* @create 2023-09-08-20:05
*/
@Service
public class WorkBizImpl implements WorkBiz {
@Autowired
private WorkMapper workMapper;
@Override
public int deleteByPrimaryKey(Integer did) {
return workMapper.deleteByPrimaryKey(did);
}
@Override
public int insert(Work record) {
return workMapper.insert(record);
}
@Override
public int insertSelective(Work record) {
return workMapper.insertSelective(record);
}
@Override
public Work selectByPrimaryKey(Integer did) {
return workMapper.selectByPrimaryKey(did);
}
@Override
public int updateByPrimaryKeySelective(Work record) {
return workMapper.updateByPrimaryKeySelective(record);
}
@Override
public int updateByPrimaryKey(Work record) {
return workMapper.updateByPrimaryKey(record);
}
@Override
public List listPager(Work work, PageBean pagebean) {
return workMapper.selectBycon(work);
}
}
PageBean创建一个分页工具类:
package com.junlinyi.utils;
import javax.servlet.http.HttpServletRequest;
import java.io.Serializable;
import java.util.Map;
/**
* @author 君临沂
* @site www.junlinyi.jly
* @company 君氏集团
* @create 2023-08-15-15:42
*/
public class PageBean implements Serializable {
private static final long serialVersionUID = 2422581023658455731L;
//页码
private int page=1;
//每页显示记录数
private int rows=10;
//总记录数
private int total=0;
//是否分页
private boolean isPagination=true;
//上一次的请求路径
private String url;
//获取所有的请求参数
private Map map;
public PageBean() {
super();
}
//设置请求参数
public void setRequest(HttpServletRequest req) {
String page=req.getParameter("page");
String rows=req.getParameter("rows");
String pagination=req.getParameter("pagination");
this.setPage(page);
this.setRows(rows);
this.setPagination(pagination);
this.url=req.getContextPath()+req.getServletPath();
this.map=req.getParameterMap();
}
public String getUrl() {
return url;
}
public void setUrl(String url) {
this.url = url;
}
public Map getMap() {
return map;
}
public void setMap(Map map) {
this.map = map;
}
public int getPage() {
return page;
}
public void setPage(int page) {
this.page = page;
}
public void setPage(String page) {
if(null!=page&&!"".equals(page.trim()))
this.page = Integer.parseInt(page);
}
public int getRows() {
return rows;
}
public void setRows(int rows) {
this.rows = rows;
}
public void setRows(String rows) {
if(null!=rows&&!"".equals(rows.trim()))
this.rows = Integer.parseInt(rows);
}
public int getTotal() {
return total;
}
public void setTotal(int total) {
this.total = total;
}
public void setTotal(String total) {
this.total = Integer.parseInt(total);
}
public boolean isPagination() {
return isPagination;
}
public void setPagination(boolean isPagination) {
this.isPagination = isPagination;
}
public void setPagination(String isPagination) {
if(null!=isPagination&&!"".equals(isPagination.trim()))
this.isPagination = Boolean.parseBoolean(isPagination);
}
/**
* 获取分页起始标记位置
* @return
*/
public int getStartIndex() {
//(当前页码-1)*显示记录数
return (this.getPage()-1)*this.rows;
}
/**
* 末页
* @return
*/
public int getMaxPage() {
int totalpage=this.total/this.rows;
if(this.total%this.rows!=0)
totalpage++;
return totalpage;
}
/**
* 下一页
* @return
*/
public int getNextPage() {
int nextPage=this.page+1;
if(this.page>=this.getMaxPage())
nextPage=this.getMaxPage();
return nextPage;
}
/**
* 上一页
* @return
*/
public int getPreivousPage() {
int previousPage=this.page-1;
if(previousPage<1)
previousPage=1;
return previousPage;
}
@Override
public String toString() {
return "PageBean [page=" + page + ", rows=" + rows + ", total=" + total + ", isPagination=" + isPagination
+ "]";
}
}
<%--
Created by IntelliJ IDEA.
User: Administrator
Date: 2023/9/8/0008
Time: 23:06
To change this template use File | Settings | File Templates.
--%>
<%@ page contentType="text/html;charset=UTF-8" language="java" %>
Title
#!/bin/bash
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节点
根据 DOM，HTML 文档中的每个成分都是一个节点。
DOM 是这样规定的：
整个文档是一个文档节点
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包含在 HTML 元素中的文本是文本节点
每一个 HTML 属性是一个属性节点
注释属于注释节点
Node 层次
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