spring-mvc-jpa环境搭建
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Spring-mvc-JPA 是spring-mvc整合spring-data-jpa
具体配置如下:
(pom包含其他需要依赖)
pom.xml
<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/xsd/maven-4.0.0.xsd"><modelVersion>4.0.0</modelVersion><groupId>com.third.spring-mvc-jpa</groupId><artifactId>spring-mvc-jpa</artifactId><version>0.0.1-SNAPSHOT</version><packaging>jar</packaging><name>spring-mvc-jpa</name><url>http://maven.apache.org</url><properties><project.build.sourceEncoding>UTF-8</project.build.sourceEncoding></properties><dependencies><dependency><groupId>junit</groupId><artifactId>junit</artifactId><version>3.8.1</version><scope>test</scope></dependency><dependency><groupId>javax.servlet</groupId><artifactId>javax.servlet-api</artifactId><version>3.1.0</version></dependency><dependency><groupId>org.springframework</groupId><artifactId>spring-webmvc</artifactId><version>4.1.3.RELEASE</version></dependency><dependency><groupId>org.springframework</groupId><artifactId>spring-context</artifactId><version>4.1.3.RELEASE</version></dependency><dependency><groupId>org.springframework</groupId><artifactId>spring-beans</artifactId><version>4.1.3.RELEASE</version></dependency><dependency><groupId>org.springframework</groupId><artifactId>spring-web</artifactId><version>4.1.3.RELEASE</version></dependency><dependency><groupId>org.springframework</groupId><artifactId>spring-jdbc</artifactId><version>4.1.3.RELEASE</version></dependency><dependency><groupId>org.springframework</groupId><artifactId>spring-aop</artifactId><version>4.1.3.RELEASE</version></dependency><dependency><groupId>org.springframework</groupId><artifactId>spring-tx</artifactId><version>4.1.3.RELEASE</version></dependency><dependency><groupId>org.springframework</groupId><artifactId>spring-core</artifactId><version>4.1.3.RELEASE</version></dependency><dependency><groupId>org.springframework</groupId><artifactId>spring-orm</artifactId><version>4.1.3.RELEASE</version></dependency><dependency><groupId>org.hibernate</groupId><artifactId>hibernate-core</artifactId><version>4.3.11.Final</version></dependency><dependency><groupId>org.hibernate</groupId><artifactId>hibernate-entitymanager</artifactId><version>4.3.11.Final</version></dependency><dependency><groupId>org.hibernate</groupId><artifactId>hibernate-ehcache</artifactId><version>4.3.11.Final</version></dependency><dependency><groupId>mysql</groupId><artifactId>mysql-connector-java</artifactId><version>5.1.35</version></dependency><dependency><groupId>commons-dbcp</groupId><artifactId>commons-dbcp</artifactId><version>1.2.2</version></dependency><dependency><groupId>javax.servlet</groupId><artifactId>jstl</artifactId><version>1.2</version></dependency><dependency><groupId>org.slf4j</groupId><artifactId>slf4j-api</artifactId><version>1.7.12</version></dependency><dependency><groupId>com.jolbox</groupId><artifactId>bonecp</artifactId><version>0.8.0.RELEASE</version></dependency><dependency><groupId>com.jolbox</groupId><artifactId>bonecp-spring</artifactId><version>0.8.0.RELEASE</version></dependency><dependency><groupId>com.jolbox</groupId><artifactId>bonecp-provider</artifactId><version>0.8.0-alpha1</version></dependency><dependency><groupId>taglibs</groupId><artifactId>standard</artifactId><version>1.1.2</version></dependency><dependency><groupId>org.aspectj</groupId><artifactId>aspectjweaver</artifactId><version>1.8.7</version></dependency><dependency><groupId>cglib</groupId><artifactId>cglib-nodep</artifactId><version>3.2.0</version></dependency><dependency><groupId>commons-collections</groupId><artifactId>commons-collections</artifactId><version>3.2.1</version></dependency><dependency><groupId>ant</groupId><artifactId>ant</artifactId><version>1.6.5</version></dependency><dependency><groupId>org.apache.avro</groupId><artifactId>avro</artifactId><version>1.7.7</version></dependency><dependency><groupId>commons-beanutils</groupId><artifactId>commons-beanutils</artifactId><version>1.9.2</version></dependency><dependency><groupId>commons-fileupload</groupId><artifactId>commons-fileupload</artifactId><version>1.3.1</version></dependency><dependency><groupId>commons-io</groupId><artifactId>commons-io</artifactId><version>2.4</version></dependency><dependency><groupId>org.apache.commons</groupId><artifactId>commons-lang3</artifactId><version>3.4</version></dependency><dependency><groupId>dom4j</groupId><artifactId>dom4j</artifactId><version>1.6.1</version></dependency><dependency><groupId>net.sf.ezmorph</groupId><artifactId>ezmorph</artifactId><version>1.0.6</version></dependency><dependency><groupId>org.freemarker</groupId><artifactId>freemarker</artifactId><version>2.3.23</version></dependency><dependency><groupId>com.google.guava</groupId><artifactId>guava</artifactId><version>18.0</version></dependency><dependency><groupId>org.javassist</groupId><artifactId>javassist</artifactId><version>3.20.0-GA</version></dependency><dependency><groupId>org.jboss.logging</groupId><artifactId>jboss-logging</artifactId><version>3.3.0.Final</version></dependency><!-- jackson --><dependency><groupId>com.fasterxml.jackson.core</groupId><artifactId>jackson-databind</artifactId><version>2.5.0</version></dependency><dependency><groupId>com.fasterxml.jackson.core</groupId><artifactId>jackson-core</artifactId><version>2.5.0</version></dependency><dependency><groupId>com.fasterxml.jackson.core</groupId><artifactId>jackson-annotations</artifactId><version>2.5.0</version></dependency><dependency><groupId>org.springframework.data</groupId><artifactId>spring-data-jpa</artifactId><version>1.7.1.RELEASE</version></dependency><dependency><groupId>com.google.code.gson</groupId><artifactId>gson</artifactId><version>2.8.2</version></dependency></dependencies><build><plugins><plugin><groupId>org.apache.maven.plugins</groupId><artifactId>maven-compiler-plugin</artifactId><configuration><source>1.7</source><target>1.7</target></configuration></plugin></plugins></build></project>
web.xml
<?xml version="1.0" encoding="UTF-8"?><web-app xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"xmlns="http://java.sun.com/xml/ns/javaee"xsi:schemaLocation="http://java.sun.com/xml/ns/javaee http://java.sun.com/xml/ns/javaee/web-app_3_0.xsd"version="3.0"><servlet><servlet-name>springmvc</servlet-name><servlet-class>org.springframework.web.servlet.DispatcherServlet</servlet-class><init-param><param-name>contextConfigLocation</param-name><param-value>/WEB-INF/springmvc-servlet.xml</param-value></init-param><load-on-startup>1</load-on-startup></servlet><servlet-mapping><servlet-name>springmvc</servlet-name><url-pattern>/</url-pattern></servlet-mapping><listener><listener-class>org.springframework.web.context.ContextLoaderListener</listener-class></listener><context-param><param-name>contextConfigLocation</param-name><param-value>classpath:applicationContext.xml</param-value></context-param> <!--过滤器,防止乱码 --><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></web-app>
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:p="http://www.springframework.org/schema/p" xmlns:context="http://www.springframework.org/schema/context" xmlns:mvc="http://www.springframework.org/schema/mvc" xsi:schemaLocation="http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans-3.0.xsd http://www.springframework.org/schema/context http://www.springframework.org/schema/context/spring-context-3.0.xsd http://www.springframework.org/schema/mvc http://www.springframework.org/schema/mvc/spring-mvc-3.0.xsd"> <!--注解驱动配置--> <mvc:annotation-driven /> <!--自动扫描目录下所有的类文件 --> <context:component-scan base-package="com.java.controller" /> <!--对模型视图名称的解析 --> <bean id="viewResolver" class="org.springframework.web.servlet.view.InternalResourceViewResolver"> <property name="prefix" value="/jsp/" /> <property name="suffix" value=".jsp" /> </bean></beans>
applicationContext.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" xmlns:p="http://www.springframework.org/schema/p" xmlns:cache="http://www.springframework.org/schema/cache" xmlns:jaxws="http://cxf.apache.org/jaxws" xmlns:jpa="http://www.springframework.org/schema/data/jpa" xsi:schemaLocation=" http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans-3.1.xsd http://www.springframework.org/schema/tx http://www.springframework.org/schema/tx/spring-tx-3.1.xsd http://www.springframework.org/schema/aop http://www.springframework.org/schema/aop/spring-aop-3.1.xsd http://www.springframework.org/schema/context http://www.springframework.org/schema/context/spring-context-3.1.xsd http://www.springframework.org/schema/cache http://www.springframework.org/schema/cache/spring-cache-3.1.xsd http://cxf.apache.org/jaxws http://cxf.apache.org/schemas/jaxws.xsd http://www.springframework.org/schema/data/jpa http://www.springframework.org/schema/data/jpa/spring-jpa.xsd" default-lazy-init="true"> <!-- 启动组件扫描,排除@Controller组件,该组件由SpringMVC配置文件扫描 --> <context:component-scan base-package="com.java"> <context:exclude-filter type="annotation" expression="org.springframework.stereotype.Controller" /> </context:component-scan> <!-- 属性文件位置 --> <context:property-placeholder location="classpath:jdbc.properties" /> <!-- 数据源 --> <bean id="dataSource" class="com.jolbox.bonecp.BoneCPDataSource" destroy-method="close"> <!-- 数据库驱动 --> <property name="driverClass" value="${jdbc.driver}" /> <!-- 相应驱动的jdbcUrl--> <property name="jdbcUrl" value="${jdbc.url}" /> <!-- 数据库的用户名 --> <property name="username" value="${jdbc.username}" /> <!-- 数据库的密码 --> <property name="password" value="${jdbc.password}" /> </bean> <!-- 设置JPA实现厂商的特定属性 --> <bean id="hibernateJpaVendorAdapter" class="org.springframework.orm.jpa.vendor.HibernateJpaVendorAdapter"> <!--方言 --> <property name="databasePlatform" value="org.hibernate.dialect.MySQL5InnoDBDialect"/> </bean> <!-- JPA实体管理器工厂 --> <bean id="entityManagerFactory" class="org.springframework.orm.jpa.LocalContainerEntityManagerFactoryBean"> <property name="dataSource" ref="dataSource" /> <property name="jpaVendorAdapter" ref="hibernateJpaVendorAdapter" /> <!-- 扫描包下的entity --> <property name="packagesToScan" value="com.java" /> <property name="jpaProperties"> <props> <prop key="hibernate.current_session_context_class">thread</prop> <prop key="hibernate.hbm2ddl.auto">update</prop><!-- validate/update/create --> <prop key="hibernate.show_sql">false</prop> <prop key="hibernate.format_sql">false</prop> <!-- 建表的命名规则 --> <prop key="hibernate.ejb.naming_strategy">org.hibernate.cfg.ImprovedNamingStrategy</prop> </props> </property> </bean> <!-- Jpa 事务配置 --> <bean id="transactionManager" class="org.springframework.orm.jpa.JpaTransactionManager"> <property name="entityManagerFactory" ref="entityManagerFactory"/> </bean> <!-- Spring Data Jpa配置 --> <jpa:repositories base-package="com.java" transaction-manager-ref="transactionManager" entity-manager-factory-ref="entityManagerFactory"/> <!-- 使用annotation定义事务 --> <tx:annotation-driven transaction-manager="transactionManager" proxy-target-class="true" /></beans>
jdbc.properties
jdbc.driver=com.mysql.jdbc.Driverjdbc.url=jdbc:mysql://127.0.0.1:3306/db_spring_mvc_jpa?characterEncoding=utf-8jdbc.username=rootjdbc.password=123456
控制层编写
package com.java.controller;import org.springframework.beans.factory.annotation.Autowired;import org.springframework.stereotype.Controller;import org.springframework.web.bind.annotation.PathVariable;import org.springframework.web.bind.annotation.RequestMapping;import org.springframework.web.bind.annotation.RequestMethod;import org.springframework.web.servlet.ModelAndView;import com.java.service.EmpService;/* * EMP 部门查询是通过jpa解析方法名查询 * */@Controllerpublic class EmpController {@Autowiredprivate EmpService empservice;//查询所有员工信息t@RequestMapping("getAllEmp")public ModelAndView getAllEmp(){ModelAndView model = new ModelAndView();model.addObject("empList", empservice.getAllEmp());model.setViewName("AllEmp");return model;}//模糊查询员工信息@RequestMapping(value = "getLikeEmp/{name}",method=RequestMethod.GET)public ModelAndView getLikeEmp(@PathVariable String name) {ModelAndView model = new ModelAndView();model.addObject("listEmp", empservice.getLikeEmp(name));model.setViewName("AllEmp");return model;}}服务层
package com.java.service;import java.util.List;import org.springframework.beans.factory.annotation.Autowired;import org.springframework.stereotype.Service;import com.java.dao.EmpDao;import com.java.model.Emp;@Servicepublic class EmpService {@Autowiredprivate EmpDao empdao;//查询所有员工信息public List<Emp> getAllEmp(){return empdao.findAll();}//模糊查询员工信息public List<Emp> getLikeEmp(String name){return empdao.findByEnameLike(name);}}
模型层
package com.java.model;import java.sql.Date;import javax.persistence.Entity;import javax.persistence.GeneratedValue;import javax.persistence.GenerationType;import javax.persistence.Id;import javax.persistence.Table;@Entity@Table(name = "emp")public class Emp {@Id@GeneratedValue(strategy=GenerationType.AUTO)private int eid;private String ename;private Date hiredate;private double salery;public int getEid() {return eid;}public void setEid(int eid) {this.eid = eid;}public String getEname() {return ename;}public void setEname(String ename) {this.ename = ename;}public Date getHiredate() {return hiredate;}public void setHiredate(Date hiredate) {this.hiredate = hiredate;}public double getSalery() {return salery;}public void setSalery(double salery) {this.salery = salery;}}
数据层
package com.java.dao;import java.util.List;import org.springframework.data.jpa.repository.JpaRepository;import org.springframework.stereotype.Repository;import com.java.model.Emp;@Repositorypublic interface EmpDao extends JpaRepository<Emp, Long>{//模糊查询员工信息public List<Emp> findByEnameLike(String name);}
视图层
<%@ page language="java" contentType="text/html; charset=utf-8" pageEncoding="utf-8"%><%@taglib uri="http://java.sun.com/jsp/jstl/core" prefix="c"%><!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"><html><head><meta http-equiv="Content-Type" content="text/html; charset=utf-8"><title>Insert title here</title></head><body><table border="1px" cellpadding="0px" cellspacing="0px"><tr><td>编号</td><td>姓名</td><td>雇佣日期</td><td>薪水</td></tr><c:forEach var="h" items="${empList}"><tr><td>${h.eid}</td><td>${h.ename}</td><td>${h.hiredate}</td><td>${h.salery}</td></tr></c:forEach></table></body></html>
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