springboot+spring+spring+mybatis+ajxa(ssmaboot)

pom.xml

[html]  view plain  copy <project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">               <parent>           <groupId>org.springframework.boot</groupId>           <artifactId>spring-boot-starter-parent</artifactId>           <version>1.5.4.RELEASE</version>       </parent>       <dependencies>           <!-- 表示可以发布web程序 自动启动一个tomcat -->           <dependency>               <groupId>org.springframework.boot</groupId>               <artifactId>spring-boot-starter-web</artifactId>           </dependency>           <!-- 集成mybatis -->           <dependency>             <groupId>org.mybatis.spring.boot</groupId>             <artifactId>mybatis-spring-boot-starter</artifactId>             <version>1.2.1</version>           </dependency>           <!-- 自动监听配置文件和jsp -->           <dependency>               <groupId>org.springframework.boot</groupId>               <artifactId>spring-boot-devtools</artifactId>               <optional>true</optional>           </dependency>           <!-- 添加转译jsp的jar -->           <dependency>               <groupId>org.springframework.boot</groupId>               <artifactId>spring-boot-starter-tomcat</artifactId>               <scope>provided</scope>           </dependency>           <dependency>               <groupId>org.apache.tomcat.embed</groupId>               <artifactId>tomcat-embed-jasper</artifactId>               <scope>provided</scope>           </dependency>                      <!-- 配置本地的jar -->           <dependency>                <groupId>ojdbc</groupId>                 <artifactId>objdc1</artifactId>                <version>3.2.8</version>               <scope>system</scope>               <systemPath>C:\app\Administrator\product\11.2.0\dbhome_1\jdbc\lib\ojdbc6.jar</systemPath>           </dependency>           <!-- 添加数据源 -->            <dependency>                     <groupId>commons-dbcp</groupId>                     <artifactId>commons-dbcp</artifactId>             </dependency>                    </dependencies>            <modelVersion>4.0.0</modelVersion>     <groupId>cn.et</groupId>     <artifactId>ssmaboot</artifactId>     <version>0.0.1-SNAPSHOT</version>   </project>  

application.properties 

连接四要素

[html]  view plain  copy mysource.url=jdbc:oracle:thin:localhost:1521:orcl   mysource.username=scott   mysource.password=tiger   mysource.driverClassName=oracle.jdbc.OracleDriver  

controller

[java]  view plain  copy package cn.et.day20170606.controller;      import java.io.IOException;   import java.io.OutputStream;   import java.util.List;      import org.springframework.beans.factory.annotation.Autowired;   import org.springframework.web.bind.annotation.RequestMapping;   import org.springframework.web.bind.annotation.RestController;      import cn.et.day20170606.entity.EmpEntity;   import cn.et.day20170606.service.EmpJaxaService;   import cn.et.day20170606.utils.PagingEntity;      /**   *    * @RestController 目标就是配置   *     消息转换器  jackson   *        在action上添加 @ResponseBody   * 没有ajax（无刷新）可以用Controller   * @author Administrator   *http://localhost:8080/day0606/queryEmp   */   /**   * 用ajax就要用这个注解@RestController   */   @RestController   @RequestMapping(value="/day0609")   public class EmpJaxaAction {       @Autowired       private EmpJaxaService empService;       /**       *查询数据库的分页数据方法       */       @RequestMapping(value="/queryPaginEmp")       public  PagingEntity queryPagingEmp(Integer pagin,String ename){           return empService.queryPaginEmp(ename, pagin);       }              /**       *查询数据库的数据方法       */       @RequestMapping(value="/queryEmp")       public  List queryEmp(String ename){           return empService.queryEmp(ename);       }       /**       *新增数据库的数据方法       *成功返回1 失败返回0       * @throws IOException        */       @RequestMapping(value="/insertEmp")       public void insertEmp(EmpEntity emp,OutputStream os) throws IOException{                      try{               empService.insertEmp(emp);               os.write("1".getBytes());           }catch (Exception e) {               os.write("0".getBytes());           }                  }       /**       *更新数据库的数据方法       * @throws IOException        */       @RequestMapping(value="/updateEmp")       public void updateEmp(EmpEntity emp,OutputStream os) throws IOException{           try{               empService.updateEmp(emp);               os.write("1".getBytes());           }catch (Exception e) {               os.write("0".getBytes());           }                  }       /**       * 删除数据库数据的方法       * @throws IOException        */       @RequestMapping(value="/deleteEmp")       public void deleteEmp(String empno,OutputStream os) throws IOException{           try{               empService.deleteEmp(empno);               os.write("1".getBytes());           }catch (Exception e) {               os.write("0".getBytes());           }                  }   }  

[java]  view plain  copy Service（分页的实体类以前的文章有）  

[java]  view plain  copy package cn.et.day20170606.service.impl;      import java.util.List;   import java.util.Map;      import org.springframework.beans.factory.annotation.Autowired;   import org.springframework.stereotype.Service;      import cn.et.day20170606.dao.EmpJaxaDao;   import cn.et.day20170606.entity.EmpEntity;   import cn.et.day20170606.service.EmpJaxaService;   import cn.et.day20170606.utils.Calculate;   import cn.et.day20170606.utils.PagingEntity;         @Service   public class EmpJaxaServiceImpl implements EmpJaxaService {       @Autowired       private EmpJaxaDao empDao;       /**       *调用查询数据库的数据方法       */       public List<EmpEntity> queryEmp(String ename){           return empDao.queryEmp(ename);       }       /**       *调用新增数据库的数据方法       */       public void insertEmp(EmpEntity emp){           empDao.insertEmp(emp);       }       /**       *调用更新数据库的数据方法       */       public void updateEmp(EmpEntity emp){           empDao.updateEmp(emp);       }       /**       * 调用删除数据库数据的方法       */       public void deleteEmp(String empno){           empDao.deleteEmp(empno);       }       /**       *查询数据库的分页数据方法       */       public PagingEntity queryPaginEmp(String ename,Integer current) {           if(ename==null){               ename="";           }           int sum=empDao.queryTotalEmp(ename);           PagingEntity p=Calculate.calculate(current, 5, sum);           List list=empDao.queryPaginEmp(ename,p.getStart(),p.getEnd());           p.setList(list);           return p;       }      }   用于管理事物

[java]  view plain  copy package cn.et.day20170606.service;      import java.util.List;   import java.util.Map;      import org.springframework.transaction.annotation.Transactional;      import cn.et.day20170606.entity.EmpEntity;   import cn.et.day20170606.utils.PagingEntity;   /**   * 查询事物用只读    * @author Administrator   *   */   @Transactional   public interface EmpJaxaService {       /**       *查询数据库的数据方法       */       @Transactional(readOnly=true)       public List<EmpEntity> queryEmp(String ename);       /**       *新增数据库的数据方法       */              public void insertEmp(EmpEntity emp);       /**       *更新数据库的数据方法       */       public void updateEmp(EmpEntity emp);       /**       * 删除数据库数据的方法       */       public void deleteEmp(String empno);       /**       *查询数据库的分页数据方法       */       @Transactional(readOnly=true)       public PagingEntity queryPaginEmp(String ename,Integer pagin);   }   dao

[java]  view plain  copy package cn.et.day20170606.dao.impl;      import java.io.IOException;   import java.util.List;   import java.util.Map;      import org.springframework.beans.factory.annotation.Autowired;   import org.springframework.stereotype.Repository;      import cn.et.day20170606.dao.EmpJaxaDao;   import cn.et.day20170606.dao.mapper.EmpMybatiesMapper;   import cn.et.day20170606.entity.EmpEntity;      @Repository   public class EmpJaxaDaoImpl implements EmpJaxaDao{       @Autowired       private EmpMybatiesMapper empMybatiesMapper;       /**       *查询数据库的数据方法       * @throws IOException        * @throws IOException        */       public List<EmpEntity> queryEmp(String ename){           return empMybatiesMapper.queryEmp(ename);       }       /**       *新增数据库的数据方法       * @throws IOException        */       public void insertEmp(EmpEntity emp){           empMybatiesMapper.insertEmp(emp);       }       /**       *更新数据库的数据方法       * @throws IOException        */       public void updateEmp(EmpEntity emp){           empMybatiesMapper.updateEmp(emp);       }       /**       * 删除数据库数据的方法       * @throws IOException        * @throws IOException        */       public void deleteEmp(String empno){           empMybatiesMapper.deleteEmp(empno);       }       /**       *查询数据库的分页数据方法       *注意结束位置再前面   开始位置再后面       * @throws IOException        */       public List<EmpEntity> queryPaginEmp(String ename, int start,               int end){           return empMybatiesMapper.queryPaginEmp(ename, end, start);       }       /**       *查询数据库的总数方法       * @throws IOException        */       public int queryTotalEmp(String ename){           return empMybatiesMapper.queryTotalEmp(ename);       }   }  

[java]  view plain  copy package cn.et.day20170606.dao;      import java.io.IOException;   import java.util.List;   import java.util.Map;      import cn.et.day20170606.entity.EmpEntity;      public interface EmpJaxaDao {       /**       *查询数据库的数据方法       */       public List<EmpEntity> queryEmp(String ename);       /**       *查询数据库的分页数据方法       */       public List queryPaginEmp(String ename,int start,int end);       /**       *查询数据库的总数方法       */       public int queryTotalEmp(String ename);       /**       *新增数据库的数据方法       */       public void insertEmp(EmpEntity emp);       /**       *更新数据库的数据方法       */       public void updateEmp(EmpEntity emp);       /**       * 删除数据库数据的方法       */       public void deleteEmp(String empno);   }   mybatis 的mapper

[java]  view plain  copy package cn.et.day20170606.dao.mapper;      import java.util.List;   import java.util.Map;      import org.apache.ibatis.annotations.Delete;   import org.apache.ibatis.annotations.Insert;   import org.apache.ibatis.annotations.Mapper;   import org.apache.ibatis.annotations.Param;   import org.apache.ibatis.annotations.Select;   import org.apache.ibatis.annotations.Update;   import org.springframework.transaction.annotation.Transactional;      import cn.et.day20170606.entity.EmpEntity;      @Mapper   public interface EmpMybatiesMapper {       /**       *查询数据库的数据方法       */       @Select(value="select empno,ename,job,mgr,to_char(hiredate,'yyyy-mm-dd') as hiredate,sal,comm,deptno from emp where nvl(ename,' ') like '%'||#{ename}||'%'")       public List<EmpEntity> queryEmp(@Param(value="ename")String ename);       /**       *查询数据库的分页数据方法       */       @Select(value="select * from (select empno,ename,job,mgr,to_char(hiredate,'yyyy-mm-dd') as hiredate,sal,comm,deptno,rownum rn from emp where nvl(ename,' ') like '%'||#{ename}||'%') where rn<=#{start} and rn>=#{end}")       public List<EmpEntity> queryPaginEmp(@Param(value="ename")String ename,@Param(value="start")int start,@Param(value="end")int end);       /**       *查询数据库的总数方法       */       @Select("select count(rowid) as CT from emp where nvl(ename,' ') like '%'||#{ename}||'%'")       public int queryTotalEmp(@Param(value="ename")String ename);       /**       *新增数据库的数据方法       */       @Insert(value="insert into emp values((select nvl(max(empno),0)+10 from emp),#{emp.ename},#{emp.job},#{emp.mgr},to_date(#{emp.hiredate},'yyyy-mm-dd'),#{emp.sal},#{emp.comm},#{emp.deptno})")       public void insertEmp(@Param(value="emp")EmpEntity emp);       /**       *更新数据库的数据方法       */       @Update(value="update emp set ename=#{emp.ename},job=#{emp.job},mgr=#{emp.mgr},hiredate=to_date(#{emp.hiredate},'yyyy-mm-dd'),sal=#{emp.sal},comm=#{emp.comm},deptno=#{emp.deptno} where empno=#{emp.empno}")       public void updateEmp(@Param(value="emp")EmpEntity emp);       /**       * 删除数据库数据的方法       */       @Delete(value="delete from emp where empno=#{empno}")       public void deleteEmp(@Param(value = "empno") String empno);          }   entity

[java]  view plain  copy package cn.et.day20170606.entity;      /**   * 数据库的数据类 （一个对象就是数据库的一行）   * @author Administrator   *   */   public class EmpEntity {           private String empno;           private String ename;           private String job;           private String mgr;           private String hiredate;           private String sal;           private String comm;           private String deptno;           public String getEmpno() {               return empno;           }           public void setEmpno(String empno) {               this.empno = empno;           }           public String getEname() {               return ename;           }           public void setEname(String ename) {               this.ename = ename;           }           public String getJob() {               return job;           }           public void setJob(String job) {               this.job = job;           }           public String getMgr() {               return mgr;           }           public void setMgr(String mgr) {               this.mgr = mgr;           }           public String getHiredate() {               return hiredate;           }           public void setHiredate(String hiredate) {               this.hiredate = hiredate;           }           public String getSal() {               return sal;           }           public void setSal(String sal) {               this.sal = sal;           }           public String getComm() {               return comm;           }           public void setComm(String comm) {               this.comm = comm;           }           public String getDeptno() {               return deptno;           }           public void setDeptno(String deptno) {               this.deptno = deptno;           }              }  

dataSoure

[java]  view plain  copy package cn.et.day20170606.utils;            import javax.sql.DataSource;      import org.apache.commons.dbcp.BasicDataSource;   import org.springframework.boot.context.properties.ConfigurationProperties;   import org.springframework.context.annotation.Bean;   import org.springframework.context.annotation.Configuration;      /**   * 相当于标示 该类是一个bean的容器   * @author Administrator   *  @Configuration 标示这个类用来创建bean的   */   @Configuration   public class BeanContainer {       /**       * 表示调用该方法产生一个bean       * 方法名是bean的id       * 用这个数据源覆盖默认的       * @return       */          @ConfigurationProperties(prefix="mysource")       @Bean       public DataSource dataSource(){           BasicDataSource dataSource=new BasicDataSource();           return dataSource;       }   }   入口

[java]  view plain  copy package cn.et.day20170606;      import org.springframework.boot.SpringApplication;   import org.springframework.boot.autoconfigure.SpringBootApplication;   import org.springframework.transaction.annotation.EnableTransactionManagement;   /**   * 自动添加 spring.xml文件 并且配置 自动扫描   * 自动添加web.xml 同时 在web.xml 配置过滤器 拦截器   * @EnableTransactionManagement 表示启动全局事务支持   */   @EnableTransactionManagement   @SpringBootApplication   public class SampleController {       public static void main(String[] args) throws Exception {           SpringApplication.run(SampleController.class, args);       }   }  

jsp

[html]  view plain  copy <%@ page language="java" import="java.util.*" pageEncoding="utf-8"%>   <html>   <head>   <meta http-equiv="Content-Type" content="text/html; charset=utf-8">       <script type="text/javascript">               var path="${pageContext.request.contextPath}/day0609";               //根据id获取对象               function $(id){                   return document.getElementById(id);               }               //和div赋值               function toUpdate(empno,ename,job,mgr,hiredate,sal,comm,deptno){                   $('updateDiv').style.display='block';                   $('empNoId').value=empno;                   $('updateEname').value=(ename=='null'?'':ename);                   $('updateJob').value=(job=='null'?'':job);                   $('updateMgr').value=mgr;                   $('updateHiredate').value=(hiredate=='null'?'':hiredate);                   $('updateSal').value=sal;                   $('updateComm').value=comm;                   $('updateDeptno').value=deptno;                                  }               /**                       封装ajax                **/                function sendAjax(method,url,callback,param){                   var xmlHttp=new XMLHttpRequest();                   //向服务器发出请求                   //规定请求的类型、URL 以及是否异步处理请求。                   //method：请求的类型；GET 或 POST                   //url：文件在服务器上的位置                   //async：true（异步）或 false（同步）                   xmlHttp.open(method,url,true);                   //设置响应的回调 当后台的json返回后 自动调用xhr.onreadystatechange指定的函数                   xmlHttp.onreadystatechange=function(){                       if(xmlHttp.readyState==4 && xmlHttp.status==200){                           //成功后调用第三个函数                        callback(xmlHttp.responseText);                      }                    }                    //post 在send里面带参数 get直接带 post一定要设置setRequestHeader                    if(method=="POST"){                       xmlHttp.setRequestHeader("Content-type","application/x-www-form-urlencoded");                       xmlHttp.send(param);                    }else{                       xmlHttp.send();                    }                                   }               //和action交互的方法 用于更新               function toUpdate1(){                   document.getElementById('updateDiv').style.display='none'                                                         var empno=$('empNoId').value;                   var ename=$('updateEname').value;                   var job=$('updateJob').value;                   var mgr=$('updateMgr').value;                   var hiredate=$('updateHiredate').value;                   var sal=$('updateSal').value;                   var comm=$('updateComm').value;                   var deptno=$('updateDeptno').value;                   //参数                   var param="ename="+ename+"&job="+job+"&mgr="+mgr+"&hiredate="+hiredate+"&sal="+sal+"&comm="+comm+"&deptno="+deptno+"&empno="+empno                   //调用ajax好action交互                   sendAjax("POST",path+"/updateEmp",function(message){                       if(message==1){                               alert("操作成功");                               toQuery(current);                       }else{                           alert("操作失败");                       }                   },param)               }               //和action交互的方法 用于新增               function toAdd(){                   document.getElementById('addDiv').style.display='none'                   var xmlHttp=new XMLHttpRequest();                   var ename=$('a1').value;                   var job=$('a2').value;                   var mgr=$('a3').value;                   var hiredate=$('a4').value;                   var sal=$('a5').value;                   var comm=$('a6').value;                   var deptno=$('a7').value;                   var param="ename="+ename+"&job="+job+"&mgr="+mgr+"&hiredate="+hiredate+"&sal="+sal+"&comm="+comm+"&deptno="+deptno;                   sendAjax("POST",path+"/insertEmp",function(message){                       if(message==1){                               alert("操作成功");                               toQuery(current);                       }else{                           alert("操作失败");                       }                   },param)                           }               //和action交互的方法 用于删除               function toDelete(empno){                   var param="empno="+empno;                   sendAjax("POST",path+"/deleteEmp",function(message){                       if(message==1){                               alert("操作成功");                               toQuery(current);                       }else{                           alert("操作失败");                       }                   },param)                   }               //分页的一些参数               var current=1;               var sum=0;               var trail=0;               var last=0;               var next=0;               和action交互的方法 用于查询               function toQuery(pagin){                   var xmlHttp=new XMLHttpRequest();                   var tb=$("tb");                   var td=$("td");                   var ename=$("ename").value;                   xmlHttp.open("GET",path+"/queryPaginEmp?ename="+ename+"&pagin="+pagin,true);                   xmlHttp.onreadystatechange=function(){                       if(xmlHttp.readyState==4&&xmlHttp.status==200){                           //获取action响应的内容                           var json=xmlHttp.responseText;                           //把它转成json对象                           var jsonall=JSON.parse(json);                           //给分页的一些参数赋值                           current=jsonall.current;                           sum=jsonall.sum;                           trail=jsonall.trail;                           last=jsonall.last;                           next=jsonall.next;                           $("p1").innerHTML=current;                           $("p2").innerHTML=trail;                           $("p3").innerHTML=sum;                           var jsonObj=jsonall.list;                           //无刷新在此查询的时候把整个tbody删除                           tb.removeChild(td);                           var tdRow=document.createElement("tbody");                           tdRow.setAttribute("id","td");                           //把tbody加到table里面去                           tb.appendChild(tdRow);                           for ( var i = 0; i < jsonObj.length; i++) {                               var el = jsonObj[i];                               //创建节点                               var trRow=document.createElement("tr");                               var tdRow1=document.createElement("td");                               var tdRow2=document.createElement("td");                               var tdRow3=document.createElement("td");                               var tdRow4=document.createElement("td");                               var tdRow5=document.createElement("td");                               var tdRow6=document.createElement("td");                               var tdRow7=document.createElement("td");                               var tdRow8=document.createElement("td");                               var tdRow9=document.createElement("td");                               tdRow1.innerHTML=el.empno;                               tdRow2.innerHTML=el.ename;                               tdRow3.innerText=el.job;                               tdRow4.innerText=el.mgr;                               tdRow5.innerHTML=el.hiredate;                               tdRow6.innerHTML=el.sal;                               tdRow7.innerHTML=el.comm;                               tdRow8.innerHTML=el.deptno;                               tdRow9.innerHTML="<button οnclick='toDelete("+el.empno+")'>删除</button><button onclick=toUpdate("+el.empno+",'"+el.ename+"','"+el.job+"',"+                               el.mgr+",'"+el.hiredate+"',"+el.sal+","+el.comm+","+el.deptno+")>更新</button>";                               //把节点tdRow1加到trRow                               trRow.appendChild(tdRow1);                               trRow.appendChild(tdRow2);                               trRow.appendChild(tdRow3);                               trRow.appendChild(tdRow4);                               trRow.appendChild(tdRow5);                               trRow.appendChild(tdRow6);                               trRow.appendChild(tdRow7);                               trRow.appendChild(tdRow8);                               trRow.appendChild(tdRow9);                               tdRow.appendChild(trRow);                           }                       }                   }                   xmlHttp.send();               }           </script>       </head>   <body onload="toQuery(1)">       <!-- http://localhost:8080/day20170609/emp.jsp -->           ename<input type="text" name="ename" id="ename"/>           <input type="button" value="查询" onclick="toQuery(current)"/>           <input type="button" value="新增" onclick="document.getElementById('addDiv').style.display='block'"/><br/>                      <table id="tb">               <thead>                   <tr>                       <td>empno</td>                       <td>ename</td>                       <td>job</td>                       <td>mgr</td>                       <td>hiredate</td>                       <td>sal</td>                       <td>comm</td>                       <td>deptno</td>                        <td>操作</td>                   </tr>               </thead >               <tbody id="td">                                  </tbody>           </table>               <input type="image" src="${pageContext.request.contextPath}/day20170609/image/18.gif" onclick="toQuery(1)"/>               <input type="image" src="${pageContext.request.contextPath}/day20170609/image/20.gif" onclick="toQuery(last)"/>                 当前<span id="p1"></span>页  总<span id="p2"></span>页  总:<span id="p3"></span>               <input type="image" src="${pageContext.request.contextPath}/day20170609/image/16.gif" onclick="toQuery(next)"/>               <input type="image" src="${pageContext.request.contextPath}/day20170609/image/14.gif" onclick="toQuery(trail)"/>           <!-- 新增的div-->           <div id="addDiv" style="display:none;position: absolute;left: 65%;top: 14%;width: 300px;height:200px;background:linear-gradient(to bottom,skyblue,gray);border: 1px solid black;">                   ENAME:<input type='text' name='ename' id='a1'>                   <br/>                   JOB:<input type='text' name='job' id='a2'>                   <br/>                   MGR:<input type='text' name='mgr' id='a3'>                   <br/>                   HIREDATE:<input type='text' name='hiredate' id='a4'>                   <br/>                   SAL:<input type='text' name='sal' id='a5'>                   <br/>                   COMM:<input type='text' name='comm' id='a6'>                   <br/>                   DEPTNO:<input type='text' name='deptno' id='a7'>                   <br/>                   <input type='button' value="新增"  onclick="toAdd()">                   <input type='button' value="关闭" onclick="document.getElementById('addDiv').style.display='none'">           </div>                      <!-- 修改的div-->           <div id="updateDiv" style="display:none;position: absolute;left: 65%;top: 14%;width: 300px;height:200px;background:linear-gradient(to bottom,skyblue,gray);border: 1px solid black;">                   <input type='hidden' name='empno' id='empNoId'>                   ENAME: <input type='text' id="updateEname"  name='ename'>                   <br/>                   JOB: <input type='text' id="updateJob"  name='job'>                   <br/>                   MGR: <input type='text' id="updateMgr"  name='mgr'>                   <br/>                   HIREDATE: <input type='text' id="updateHiredate"  name='hiredate'>                   <br/>                   SAL: <input type='text' id="updateSal"  name='sal'>                   <br/>                   COMM: <input type='text' id="updateComm"  name='comm'>                   <br/>                   DEPTNO: <input type='text' id="updateDeptno"  name='deptno'>                   <br/>                   <input type='button' value='修改' onclick="toUpdate1()">                   <input type='button' value="关闭" onclick="document.getElementById('updateDiv').style.display='none'">           </div>   </body>   </html>