maven_SSM集成的demo

一、集成spring

二、集成springMVC

三、集成mybatis

1. pom.xml

<?xml version="1.0" encoding="UTF-8"?>

<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.ddh.test</groupId>

  <artifactId>maven_ssm</artifactId>

  <version>1.0-SNAPSHOT</version>

  <packaging>war</packaging>

  <name>maven_ssm Maven Webapp</name>

  <!-- FIXME change it to the project's website -->

  <url>http://www.example.com</url>

  <properties>

    <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>

    <maven.compiler.source>1.7</maven.compiler.source>

    <maven.compiler.target>1.7</maven.compiler.target>

      <srping.version>4.0.2.RELEASE</srping.version>

      <mybatis.version>3.2.8</mybatis.version>

      <slf4j.version>1.7.12</slf4j.version>

      <log4j.version>1.2.17</log4j.version>

  </properties>

  <dependencies>

    <dependency>

      <groupId>junit</groupId>

      <artifactId>junit</artifactId>

      <version>4.11</version>

      <scope>test</scope>

    </dependency>

      <dependency>

          <groupId>javax.servlet</groupId>

          <artifactId>javax.servlet-api</artifactId>

          <version>3.1.0</version>

          <scope>provided</scope>

      </dependency>

      <!-- java ee包 -->

      <dependency>

          <groupId>javax</groupId>

          <artifactId>javaee-api</artifactId>

          <version>7.0</version>

          <scope>provided</scope>

      </dependency>

      <!-- spring框架包 start -->

      <dependency>

          <groupId>org.springframework</groupId>

          <artifactId>spring-test</artifactId>

          <version>${srping.version}</version>

      </dependency>

      <dependency>

          <groupId>org.springframework</groupId>

          <artifactId>spring-core</artifactId>

          <version>${srping.version}</version>

      </dependency>

      <dependency>

          <groupId>org.springframework</groupId>

          <artifactId>spring-oxm</artifactId>

          <version>${srping.version}</version>

      </dependency>

      <dependency>

          <groupId>org.springframework</groupId>

          <artifactId>spring-tx</artifactId>

          <version>${srping.version}</version>

      </dependency>

      <dependency>

          <groupId>org.springframework</groupId>

          <artifactId>spring-jdbc</artifactId>

          <version>${srping.version}</version>

      </dependency>

      <dependency>

          <groupId>org.springframework</groupId>

          <artifactId>spring-aop</artifactId>

          <version>${srping.version}</version>

      </dependency>

      <dependency>

          <groupId>org.springframework</groupId>

          <artifactId>spring-context</artifactId>

          <version>${srping.version}</version>

      </dependency>

      <dependency>

          <groupId>org.springframework</groupId>

          <artifactId>spring-context-support</artifactId>

          <version>${srping.version}</version>

      </dependency>

      <dependency>

          <groupId>org.springframework</groupId>

          <artifactId>spring-expression</artifactId>

          <version>${srping.version}</version>

      </dependency>

      <dependency>

          <groupId>org.springframework</groupId>

          <artifactId>spring-orm</artifactId>

          <version>${srping.version}</version>

      </dependency>

      <dependency>

          <groupId>org.springframework</groupId>

          <artifactId>spring-web</artifactId>

          <version>${srping.version}</version>

      </dependency>

      <dependency>

          <groupId>org.springframework</groupId>

          <artifactId>spring-webmvc</artifactId>

          <version>${srping.version}</version>

      </dependency>

      <!-- spring框架包 end -->

      <!-- mybatis框架包 start -->

      <dependency>

          <groupId>org.mybatis</groupId>

          <artifactId>mybatis</artifactId>

          <version>${mybatis.version}</version>

      </dependency>

      <dependency>

          <groupId>org.mybatis</groupId>

          <artifactId>mybatis-spring</artifactId>

          <version>1.2.2</version>

      </dependency>

      <!-- mybatis框架包 end -->

      <!-- 数据库驱动 -->

      <dependency>

          <groupId>mysql</groupId>

          <artifactId>mysql-connector-java</artifactId>

          <version>5.1.35</version>

      </dependency>

      <!-- 导入dbcp的jar包，用来在applicationContext.xml中配置数据库 -->

      <dependency>

          <groupId>commons-dbcp</groupId>

          <artifactId>commons-dbcp</artifactId>

          <version>1.4</version>

      </dependency>

      <!-- jstl标签类 -->

      <dependency>

          <groupId>jstl</groupId>

          <artifactId>jstl</artifactId>

          <version>1.2</version>

      </dependency>

      <!-- log start -->

      <dependency>

          <groupId>log4j</groupId>

          <artifactId>log4j</artifactId>

          <version>${log4j.version}</version>

      </dependency>

      <dependency>

          <groupId>org.slf4j</groupId>

          <artifactId>slf4j-api</artifactId>

          <version>${slf4j.version}</version>

      </dependency>

      <dependency>

          <groupId>org.slf4j</groupId>

          <artifactId>slf4j-log4j12</artifactId>

          <version>${slf4j.version}</version>

      </dependency>

      <!-- log END -->

      <!-- Json  -->

      <!-- 格式化对象，方便输出日志 -->

      <dependency>

          <groupId>com.alibaba</groupId>

          <artifactId>fastjson</artifactId>

          <version>1.2.6</version>

      </dependency>

      <dependency>

          <groupId>org.codehaus.jackson</groupId>

          <artifactId>jackson-mapper-asl</artifactId>

          <version>1.9.13</version>

      </dependency>

      <!-- 上传组件包 start -->

      <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>commons-codec</groupId>

          <artifactId>commons-codec</artifactId>

          <version>1.10</version>

      </dependency>

      <!-- 上传组件包 end -->

  </dependencies>

  <build>

    <finalName>maven_ssm</finalName>

    <pluginManagement><!-- lock down plugins versions to avoid using Maven defaults (may be moved to parent pom) -->

      <plugins>

        <plugin>

          <artifactId>maven-clean-plugin</artifactId>

          <version>3.0.0</version>

        </plugin>

        <!-- see http://maven.apache.org/ref/current/maven-core/default-bindings.html#Plugin_bindings_for_war_packaging -->

        <plugin>

          <artifactId>maven-resources-plugin</artifactId>

          <version>3.0.2</version>

        </plugin>

        <plugin>

          <artifactId>maven-compiler-plugin</artifactId>

          <version>3.7.0</version>

        </plugin>

        <plugin>

          <artifactId>maven-surefire-plugin</artifactId>

          <version>2.20.1</version>

        </plugin>

        <plugin>

          <artifactId>maven-war-plugin</artifactId>

          <version>3.2.0</version>

        </plugin>

        <plugin>

          <artifactId>maven-install-plugin</artifactId>

          <version>2.5.2</version>

        </plugin>

        <plugin>

          <artifactId>maven-deploy-plugin</artifactId>

          <version>2.8.2</version>

        </plugin>

      </plugins>

    </pluginManagement>

  </build>

</project>

2. web.xml

<!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>Archetype Created Web Application</display-name>

    <!--1.1配置spring初始化路径-->

    <context-param>

        <param-name>contextConfigLocation</param-name>

        <param-value>classpath:applicationContext.xml</param-value>

    </context-param>

    <!--1.2监听器的方式，加载spring，这就是spring和tomcat的接口-->

    <listener>

        <listener-class>org.springframework.web.context.ContextLoaderListener</listener-class>

    </listener>

    <!--配置springmvc的核心控制器-->

    <servlet>

        <servlet-name>springmvc</servlet-name>

        <servlet-class>org.springframework.web.servlet.DispatcherServlet</servlet-class>

        <init-param>

            <param-name>contextConfigLocation</param-name>

            <!--！！指定springMVC的配置文件-->

            <param-value>classpath:applicationContext-mvc.xml</param-value>

        </init-param>

        <!--启动级别，和服务器一起启动-->

        <load-on-startup>1</load-on-startup>

    </servlet>

    <!--配置核心控制器映射，配置/意思是所有url都通过此servlet-->

    <servlet-mapping>

        <servlet-name>springmvc</servlet-name>

        <url-pattern>/</url-pattern>

    </servlet-mapping>

</web-app>

3. 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:context="http://www.springframework.org/schema/context"

       xmlns:tx="http://www.springframework.org/schema/tx"

       xsi:schemaLocation="

       http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans.xsd

       http://www.springframework.org/schema/context http://www.springframework.org/schema/context/spring-context.xsd

       http://www.springframework.org/schema/tx http://www.springframework.org/schema/tx/spring-tx.xsd

    ">

    <!--扫描service-->

    <context:component-scan base-package="com.daydayhave.ssm.service"/>

    <bean id="date" class="java.util.Date" />

    <!--引入mybatis-->

    <import resource="applicationContext-mybatis.xml" />

    <!-- 开启spring对事务的注解支持 -->

    <tx:annotation-driven/>

</beans>

4. applicationContext-mvc.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: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.xsd

       http://www.springframework.org/schema/context http://www.springframework.org/schema/context/spring-context.xsd

       http://www.springframework.org/schema/mvc http://www.springframework.org/schema/mvc/spring-mvc.xsd

    ">

    <!--扫描包 配置controller层的包扫描-->

    <context:component-scan base-package="com.daydayhave.ssm.web.controller"/>

    <!--静态资源放行-->

    <mvc:default-servlet-handler/>

    <!--开启springmvc注解支持-@RequestMapping-->

    <mvc:annotation-driven/>

    <!--文件上传-->

    <bean id="multipartResolver" class="org.springframework.web.multipart.commons.CommonsMultipartResolver">

        <!-- 设置上传文件的最大尺寸为1MB -->

        <property name="maxUploadSize">

            <!-- spring el写法：5MB -->

            <value>#{1024*1024*5}</value>

        </property>

    </bean>

    <!--视图解析器：前后缀配置-->

    <bean class="org.springframework.web.servlet.view.InternalResourceViewResolver">

        <!-- 前缀配置 -->

        <property name="prefix" value="/WEB-INF/jsps/" />

        <!-- 后缀配置 -->

        <property name="suffix" value=".jsp" />

    </bean>

</beans>

5. applicationContext-mybatis.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:context="http://www.springframework.org/schema/context"

       xsi:schemaLocation="

       http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans.xsd

       http://www.springframework.org/schema/context http://www.springframework.org/schema/context/spring-context.xsd

    ">

    <!--jdbc.properties  datasoruce（dbcp） SqlSessionFatory mapper servce junit 事务处理 web-->

    <context:property-placeholder location="classpath:jdbc.properties"/>

    <!--配置数据源-->

    <bean id="dataSource" class="org.apache.commons.dbcp.BasicDataSource">

        <!--连接数据4个属性 -->

        <property name="driverClassName" value="${jdbc.driverClassName}" />

        <property name="url" value="${jdbc.url}" />

        <property name="username" value="${jdbc.username}" />

        <property name="password" value="${jdbc.password}" />

        <!--maxActive: 最大连接数量 -->

        <property name="maxActive" value="150" />

        <!--minIdle: 最小空闲连接 -->

        <property name="minIdle" value="5" />

        <!--maxIdle: 最大空闲连接 -->

        <property name="maxIdle" value="20" />

        <!--initialSize: 初始化连接 -->

        <property name="initialSize" value="30" />

        <!-- 用来配置数据库断开后自动连接的 -->

        <!-- 连接被泄露时是否打印 -->

        <property name="logAbandoned" value="true" />

        <!--removeAbandoned: 是否自动回收超时连接 -->

        <property name="removeAbandoned" value="true" />

        <!--removeAbandonedTimeout: 超时时间(以秒数为单位) -->

        <property name="removeAbandonedTimeout" value="10" />

        <!--maxWait: 超时等待时间以毫秒为单位 1000等于60秒 -->

        <property name="maxWait" value="1000" />

        <!-- 在空闲连接回收器线程运行期间休眠的时间值,以毫秒为单位. -->

        <property name="timeBetweenEvictionRunsMillis" value="10000" />

        <!-- 在每次空闲连接回收器线程(如果有)运行时检查的连接数量 -->

        <property name="numTestsPerEvictionRun" value="10" />

        <!-- 1000 * 60 * 30 连接在池中保持空闲而不被空闲连接回收器线程 -->

        <property name="minEvictableIdleTimeMillis" value="10000" />

        <property name="validationQuery" value="SELECT NOW() FROM DUAL" />

    </bean>

    <!--配置sqlSessionFactory-->

    <bean id="sqlSessionFactory" class="org.mybatis.spring.SqlSessionFactoryBean">

        <!--数据库配置-->

        <property name="dataSource" ref="dataSource" />

        <!--别名就是mapper.xml中，不用谢类的全称，直接写 -->

        <property name="typeAliasesPackage" value="com.daydayhave.ssm.domain,com.daydayhave.ssm.query" />

        <!--映射文件-->

        <property name="mapperLocations" value="classpath:com/daydayhave/ssm/mapper/*Mapper.xml" />

    </bean>

    <!--扫描一个特定包，给该包下面所有的接口都产生一个以上的配置就ok

    扫描后  框架 会给这个包下的所有的mapper接口生成实现-->

    <bean class="org.mybatis.spring.mapper.MapperScannerConfigurer">

        <property name="basePackage" value="com.daydayhave.ssm.mapper" />

    </bean>

</beans>

6. jdbc.properties

jdbc.driverClassName = com.mysql.jdbc.Driver

#company

#house

jdbc.url=jdbc:mysql:///testssm

jdbc.username=z2

jdbc.password=123456

2.1 domain.java

package com.daydayhave.ssm.domain;

public class Department {

    private Long id;

    private String name;

    public Long getId() {

        return id;

    }

    public void setId(Long id) {

        this.id = id;

    }

    public String getName() {

        return name;

    }

    public void setName(String name) {

        this.name = name;

    }

    public Department() {

    }

    public Department(String name) {

        this.name = name;

    }

}

2.2 DepartmentMapper.java

package com.daydayhave.ssm.mapper;

import com.daydayhave.ssm.domain.Department;

import java.util.List;

public interface DepartmentMapper {

    List<Department> loadAll();

    void save(Department department);

}

2.3 DepartmentMapper.xml

<?xml version="1.0" encoding="UTF-8" ?>

<!DOCTYPE mapper PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN" "http://mybatis.org/dtd/mybatis-3-mapper.dtd" >

<mapper namespace="com.daydayhave.ssm.mapper.DepartmentMapper" >

<!-- List<Department> loadAll();

    void save(Department department); -->

    <select id="loadAll" resultType="Department">

        SELECT  * from t_department

    </select>

    <insert id="save" parameterType="Department">

        INSERT INTO t_department(name) values(#{name})

    </insert>

</mapper>

2.4 IDepartmentService.java

package com.daydayhave.ssm.service;

import com.daydayhave.ssm.domain.Department;

import java.util.List;

public interface IDepartmentService {

    List<Department> getAll();

    void add(Department department);

}

2.5 DepartmentServiceImpl.java

package com.daydayhave.ssm.service.impl;

import com.daydayhave.ssm.domain.Department;

import com.daydayhave.ssm.mapper.DepartmentMapper;

import com.daydayhave.ssm.service.IDepartmentService;

import org.springframework.beans.factory.annotation.Autowired;

import org.springframework.stereotype.Service;

import org.springframework.transaction.annotation.Transactional;

import java.util.List;

@Service

public class DepartmentServiceImpl implements IDepartmentService {

    @Autowired

    private DepartmentMapper departmentMapper;

    @Override

    public List<Department> getAll() {

        return departmentMapper.loadAll();

    }

    //写事务：需要一个事务，并且不是只读

    //@Transactional(propagation = Propagation.REQUIRED,readOnly = false)

    @Transactional//默认就是写事务

    @Override

    public void add(Department department) {

        departmentMapper.save(department);

        //int i = 1/0;

    }

}

3.1 baseTest.java

package com.daydayhave.ssm;

import org.junit.runner.RunWith;

import org.springframework.test.context.ContextConfiguration;

import org.springframework.test.context.junit4.SpringJUnit4ClassRunner;

@RunWith(SpringJUnit4ClassRunner.class)

@ContextConfiguration("classpath:applicationContext.xml")

public class BaseTest {

}

3.2 DepartmentServiceImplTest.java

package com.daydayhave.ssm.service.impl;

import com.daydayhave.ssm.BaseTest;

import com.daydayhave.ssm.domain.Department;

import com.daydayhave.ssm.mapper.DepartmentMapper;

import com.daydayhave.ssm.service.IDepartmentService;

import org.junit.Test;

import org.springframework.beans.factory.annotation.Autowired;

import java.util.List;

import static org.junit.Assert.*;

public class DepartmentServiceImplTest extends BaseTest{

    @Autowired

    IDepartmentService departmentService;

    @Autowired

    DepartmentMapper departmentMapper;

    @Test

    public void getAll() {

        List<Department> departments = departmentService.getAll();

        System.out.println(departments);

    }

    @Test

    public void add() {

        System.out.println(departmentMapper);

    }

}

4.1 DepartmentController.java

package com.daydayhave.ssm.web.controller;

import org.springframework.stereotype.Controller;

import org.springframework.web.bind.annotation.RequestMapping;

@Controller

@RequestMapping("/department")

public class DepartmentController {

    //跳转管理页面

    @RequestMapping("/index")

    public String index(){

        return "department/index";

    }

}

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maven_SSM集成的demo

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