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  • vue.js+SSH添加和查询

    Vue.js 是一套构建用户界面的渐进式框架。与其他重量级框架不同的是,Vue 采用自底向上增量开发的设计。Vue 的核心库只关注视图层,它不仅易于上手,还便于与第三方库或既有项目整合。另一方面,当与单文件组件和 Vue 生态系统支持的库结合使用时,Vue 也完全能够为复杂的单页应用程序提供驱动。

    jsp+vue.js

    <%--
      Created by IntelliJ IDEA.
      User: Administrator
      Date: 2017/12/8
      Time: 15:59
      To change this template use File | Settings | File Templates.
    --%>
    <%@ page contentType="text/html;charset=UTF-8" language="java" isELIgnored="false" %>
    <html>
    <head>
        <title>Title</title>
    </head>
    <body>
        <form action="bookAction/addBooks" method="post">
            书名:<input name="bname"/><br/>
            价格:<input name="bprice"/><br/>
            时间:<input name="bcreateDate"/><br/>
            <input type="submit" value="添加书籍">
        </form>
        <div id="app">
            <table width="450px" border="1px">
                <tr>
                    <td>编号</td>
                    <td>书名</td>
                    <td>价格</td>
                    <td>发布时间</td>
                    <td>管理</td>
                </tr>
                <tr v-for="b in bookList">
                    <td v-bind:bno="bno" v-bind:key="b.bno">{{b.bno}}</td>
                    <td>{{b.bname}}</td>
                    <td>{{b.bprice}}</td>
                    <td>{{b.bcreateDate}}</td>
                    <td>
                        <a href="#">修改</a>
                        <a href="#">删除</a>
                    </td>
                </tr>
            </table>
        </div>
    </body>
    <script type="text/javascript" src="js/vue.js"></script>
    <script type="text/javascript" src="js/jquery-3.2.1.min.js"></script>
    <script type="text/javascript">
      //  splice(index, 1);
        var myModel = {bookList:[]};
        var myVueModel = new Vue({
            el:'#app',
            data:myModel
        });
        function getData(){
            $.ajax({
                url:"bookAction/findBookList",
                type:'POST',
                dataType:'json',
                timeout:3000,
                success:function(result){
                    myModel.bookList = result;
                },
                error:function(){
                    alert('咦~出错了!');
                }
            });
        }
        getData();
    </script>
    </html>

    web层

    package com.web;
    
    import com.entity.Books;
    import com.service.BooksService;
    import org.springframework.stereotype.Controller;
    import org.springframework.web.bind.annotation.RequestMapping;
    import org.springframework.web.bind.annotation.ResponseBody;
    
    import javax.annotation.Resource;
    import java.util.List;
    
    /**
     * Created by Administrator on 2017/12/8.
     */
    @Controller
    @RequestMapping("/bookAction")
    public class BooksAction {
        @Resource(name="bookService")
        private BooksService bookService;
    
        //添加
        @RequestMapping("/addBooks")
        public String addBooks(Books books){
            bookService.addBooks(books);
            return "redirect:/index.jsp";
        }
        //查询
        @RequestMapping("/findBookList")
        @ResponseBody
        public List findBookList(){
            return bookService.findBooksList();
        }
      //----------------------------------------------------------------
        public void setBooksService(BooksService booksService) {
            this.bookService = booksService;
        }
    }

    service层

    package com.service;
    
    import com.dao.BooksDao;
    import com.entity.Books;
    import org.springframework.stereotype.Service;
    import org.springframework.transaction.annotation.Propagation;
    import org.springframework.transaction.annotation.Transactional;
    
    import javax.annotation.Resource;
    import java.util.List;
    
    /**
     * Created by Administrator on 2017/12/8.
     */
    @Service("bookService")
    @Transactional(propagation = Propagation.REQUIRED)
    public class BooksService {
    
        @Resource(name = "bookDao")
        private BooksDao bookDao;
    
        //添加
        public boolean addBooks(Books books){
            return bookDao.addBooks(books);
        }
        //查询
        public List findBooksList(){
            return bookDao.findBooksList("from Books");
        }//------------------------------------------------------
        public void setBooksDao(BooksDao booksDao) {
            this.bookDao = booksDao;
        }
    }

    dao层

    package com.dao;
    
    import com.entity.Books;
    import org.springframework.stereotype.Repository;
    
    import java.util.List;
    
    /**
     * Created by Administrator on 2017/12/8.
     */
    @Repository("bookDao")
    public class BooksDao extends BaseDao {
        //添加
        public boolean addBooks(Books books){
            getSession().save(books);
            return true;
        };
        //查询
        public List findBooksList(String hql){
            return getSession().createQuery(hql).list();
        }
    }

    实体类entity

    package com.entity;
    
    import javax.persistence.*;
    
    /**
     * Created by Administrator on 2017/12/8.
     */
    @Entity
    @Table(name="tb_book")
    public class Books {
        private int bno;
        private  String bname; //书名
        private int bprice; //价格
        private String bcreateDate; //时间
    
        public Books() {
        }
        public Books(int bno, String bname, int bprice, String bcreateDate) {
            this.bno = bno;
            this.bname = bname;
            this.bprice = bprice;
            this.bcreateDate = bcreateDate;
        }
    
        @Id
        @GeneratedValue(strategy = GenerationType.IDENTITY)
        public int getBno() { return bno; }
    
        public void setBno(int bno) { this.bno = bno; }
    
        public String getBname() { return bname;}
    
        public void setBname(String bname) { this.bname = bname; }
    
        public int getBprice() { return bprice; }
    
        public void setBprice(int bprice) { this.bprice = bprice; }
    
        public String getBcreateDate() { return bcreateDate; }
    
        public void setBcreateDate(String bcreateDate) {  this.bcreateDate = bcreateDate; }
    }

    di.xml

    <?xml version="1.0" encoding="UTF-8"?>
    <beans xmlns="http://www.springframework.org/schema/beans"
        xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
        xmlns:aop="http://www.springframework.org/schema/aop"
        xmlns:tx="http://www.springframework.org/schema/tx"
        xmlns:context="http://www.springframework.org/schema/context"
        xsi:schemaLocation="http://www.springframework.org/schema/beans 
        http://www.springframework.org/schema/beans/spring-beans-4.3.xsd
        http://www.springframework.org/schema/aop 
        http://www.springframework.org/schema/aop/spring-aop-4.3.xsd
        http://www.springframework.org/schema/tx
        http://www.springframework.org/schema/tx/spring-tx-4.3.xsd
        http://www.springframework.org/schema/context
        http://www.springframework.org/schema/context/spring-context-4.3.xsd
        ">
        
        <!-- 开启注解 -->
        <context:annotation-config/>
        <!-- 设置扫描范围 -->
        <context:component-scan base-package="com"/>
        <!-- 设置自动代理 -->
        <aop:aspectj-autoproxy/>
        
        <!-- 创建数据源(c3p0)-->
         <bean id="dataSource" class="com.mchange.v2.c3p0.ComboPooledDataSource"
            destroy-method="close">
            <property name="driverClass" value="com.mysql.jdbc.Driver" />
            <property name="jdbcUrl"
            value="jdbc:mysql://localhost:3306/mytest?useUnicode=true&amp;characterEncoding=utf8" />
            <property name="user" value="root" />
            <property name="password" value="123456"/>
         </bean>
    
          <!-- 配置SessionFactory -->
          <bean id="sessionFactory" class="org.springframework.orm.hibernate5.LocalSessionFactoryBean">
            <!-- 注入数据源 -->
            <property name="dataSource" ref="dataSource"/>
            <!-- 配置hibernate参数 -->
            <property name="hibernateProperties">
                <props>
                    <prop key="hibernate.dialect">org.hibernate.dialect.MySQL5Dialect</prop>
                    <prop key="hibernate.hbm2ddl.auto">update</prop>
                    <prop key="hibernate.current_session_context_class">org.springframework.orm.hibernate5.SpringSessionContext</prop>
                    <prop key="hibernate.show_sql">true</prop>
                    <prop key="hibernate.fetch_size">50</prop>
                </props>
            </property>
            <!--扫描注解文件-->
            <property name="packagesToScan" value="com.entity"/>
         </bean>
         
         
         <!-- 声明式事物管理 -->
         <bean id="tm" class="org.springframework.orm.hibernate5.HibernateTransactionManager">
             <property name="sessionFactory" ref="sessionFactory"/>
         </bean>
         <!-- 开启声明式事务注解 -->
         <tx:annotation-driven transaction-manager="tm"/>
         
    </beans>

    springmvc-servlet.xml

    <?xml version="1.0" encoding="UTF-8"?>
    <beans xmlns="http://www.springframework.org/schema/beans"
        xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
        xmlns:mvc="http://www.springframework.org/schema/mvc"
        xsi:schemaLocation="http://www.springframework.org/schema/beans
        http://www.springframework.org/schema/beans/spring-beans-4.3.xsd
        http://www.springframework.org/schema/mvc
        http://www.springframework.org/schema/mvc/spring-mvc-4.3.xsd
        ">
    
        <!-- Spring MVC不处理静态资源 -->
        <mvc:default-servlet-handler />
        <!-- 支持mvc注解驱动 -->
        <mvc:annotation-driven />
    
        <!-- 视图解析器 -->
        <bean class="org.springframework.web.servlet.view.InternalResourceViewResolver"
                id="internalResourceViewResolver">
            <!-- 前缀 -->
            <property name="prefix" value="/" />
            <!-- 后缀 -->
            <property name="suffix" value=".jsp" />
        </bean>
    
        <!-- 全局异常处理 -->
        <bean
                class="org.springframework.web.servlet.handler.SimpleMappingExceptionResolver">
            <!-- 定义默认的异常处理页面,当该异常类型的注册时使用 -->
            <property name="defaultErrorView" value="error"></property>
            <!-- 定义异常处理页面用来获取异常信息的变量名,默认名为exception -->
            <property name="exceptionAttribute" value="ex"></property>
            <!-- 定义需要特殊处理的异常,用类名或完全路径名作为key,异常也页名作为值 -->
            <property name="exceptionMappings">
                <props>
                    <prop key="java.lang.Exception">error</prop>
                </props>
            </property>
        </bean>
    </beans>

    web.xml文件

    <!DOCTYPE web-app PUBLIC
     "-//Sun Microsystems, Inc.//DTD Web Application 2.3//EN"
     "http://java.sun.com/dtd/web-app_2_3.dtd" >
    
    <web-app>
      <display-name>springMVCStu03</display-name>
    
      <!--配置Spring前端过滤器,处理中文乱码-->
      <filter>
        <filter-name>characterEncodingFilter</filter-name>
        <filter-class>org.springframework.web.filter.CharacterEncodingFilter</filter-class>
        <init-param>
          <param-name>encoding</param-name>
          <param-value>UTF-8</param-value>
        </init-param>
        <init-param>
          <param-name>forceEncoding</param-name>
          <param-value>true</param-value>
        </init-param>
      </filter>
    
      <filter-mapping>
        <filter-name>characterEncodingFilter</filter-name>
        <url-pattern>/*</url-pattern>
      </filter-mapping>
    
      <!--配置Spring MVC核心控制器-->
      <servlet>
        <!--名称 -->
        <servlet-name>springmvc</servlet-name>
        <!-- Servlet类 -->
        <servlet-class>org.springframework.web.servlet.DispatcherServlet</servlet-class>
        <init-param>
          <!--SpringMVC配置参数文件的位置 -->
          <param-name>contextConfigLocation</param-name>
          <!--默认名称为ServletName-servlet.xml -->
          <param-value>
            /WEB-INF/springmvc-servlet.xml,
            /WEB-INF/di.xml
          </param-value>
        </init-param>
        <!-- 启动顺序,数字越小,启动越早 -->
        <load-on-startup>1</load-on-startup>
      </servlet>
      <!--所有请求都会被springmvc拦截 -->
      <servlet-mapping>
        <servlet-name>springmvc</servlet-name>
        <url-pattern>/</url-pattern>
      </servlet-mapping>
    </web-app>
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  • 原文地址:https://www.cnblogs.com/songgirl/p/8029399.html
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