SSM Demo - 2

<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">

	<modelVersion>4.0.0</modelVersion>
	<groupId>org.totoro</groupId>
	<artifactId>ssm</artifactId>
	<packaging>war</packaging>
	<version>0.0.1-SNAPSHOT</version>
	<name>ssm Maven Webapp</name>
	<url>http://maven.apache.org</url>

	<properties>
		<!-- spring版本号 -->
		<spring.version>4.2.0.RELEASE</spring.version>
		<!-- mybatis版本号 -->
		<mybatis.version>3.3.0</mybatis.version>
		<!-- log4j日志文件管理包版本 -->
		<slf4j.version>1.7.7</slf4j.version>
		<log4j.version>1.2.17</log4j.version>
	</properties>

	<dependencies>
		<!-- junit测试插件 -->
		<dependency>
			<groupId>junit</groupId>
			<artifactId>junit</artifactId>
			<version>4.11</version>
			<!-- 表示开发的时候引入，发布的时候不会加载此包 -->
			<scope>test</scope>
		</dependency>

		<!-- spring核心包 Start -->
		<dependency>
			<groupId>org.springframework</groupId>
			<artifactId>spring-core</artifactId>
			<version>${spring.version}</version>
		</dependency>

		<dependency>
			<groupId>org.springframework</groupId>
			<artifactId>spring-web</artifactId>
			<version>${spring.version}</version>
		</dependency>
		<dependency>
			<groupId>org.springframework</groupId>
			<artifactId>spring-oxm</artifactId>
			<version>${spring.version}</version>
		</dependency>
		<dependency>
			<groupId>org.springframework</groupId>
			<artifactId>spring-tx</artifactId>
			<version>${spring.version}</version>
		</dependency>

		<dependency>
			<groupId>org.springframework</groupId>
			<artifactId>spring-jdbc</artifactId>
			<version>${spring.version}</version>
		</dependency>

		<dependency>
			<groupId>org.springframework</groupId>
			<artifactId>spring-webmvc</artifactId>
			<version>${spring.version}</version>
		</dependency>
		<dependency>
			<groupId>org.springframework</groupId>
			<artifactId>spring-aop</artifactId>
			<version>${spring.version}</version>
		</dependency>

		<dependency>
			<groupId>org.springframework</groupId>
			<artifactId>spring-context-support</artifactId>
			<version>${spring.version}</version>
		</dependency>

		<dependency>
			<groupId>org.springframework</groupId>
			<artifactId>spring-test</artifactId>
			<version>${spring.version}</version>
		</dependency>
		<!-- spring核心包 End -->

		<!-- mybatis核心包 -->
		<dependency>
			<groupId>org.mybatis</groupId>
			<artifactId>mybatis</artifactId>
			<version>${mybatis.version}</version>
		</dependency>
		<!-- mybatis/spring包 -->
		<dependency>
			<groupId>org.mybatis</groupId>
			<artifactId>mybatis-spring</artifactId>
			<version>1.2.2</version>
		</dependency>
		<!-- 导入java ee jar 包 -->
		<dependency>
			<groupId>javax</groupId>
			<artifactId>javaee-api</artifactId>
			<!-- 对应java 1.6 -->
			<version>6.0</version>
		</dependency>
		<!-- 导入Mysql数据库链接jar包 -->
		<dependency>
			<groupId>mysql</groupId>
			<artifactId>mysql-connector-java</artifactId>
			<version>5.1.30</version>
		</dependency>
		<!-- 导入dbcp的jar包，用来在spring-mybatis.xml中配置数据库 -->
		<dependency>
			<groupId>commons-dbcp</groupId>
			<artifactId>commons-dbcp</artifactId>
			<version>1.2.2</version>
		</dependency>
		<!-- JSTL标签类 -->
		<dependency>
			<groupId>jstl</groupId>
			<artifactId>jstl</artifactId>
			<version>1.2</version>
		</dependency>
		<!-- 日志文件管理包 -->
		<!-- log Start -->
		<dependency>
			<groupId>log4j</groupId>
			<artifactId>log4j</artifactId>
			<version>${log4j.version}</version>
		</dependency>

		<!-- 格式化对象，方便输出日志 -->
		<dependency>
			<groupId>com.alibaba</groupId>
			<artifactId>fastjson</artifactId>
			<version>1.1.41</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 -->

		<!-- 映入JSON -->
		<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>1.9</version>
		</dependency>
		<!-- 上传组件包 End-->
	</dependencies>

	<build>
		<finalName>ssm</finalName>
	</build>

</project>

driver=com.mysql.jdbc.Driver
#数据库地址，sakila为mysql自带的测试库
url=jdbc:mysql://localhost:3306/sakila
#数据库用户
username=sakila
#数据库用户密码
password=sakila
#定义初始连接数
initialSize=0
#定义最大连接数
maxActive=20
#定义最大空闲
maxIdle=20
#定义最小空闲
minIdle=1
#定义最长等待时间
maxWait=60000

<?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-3.1.xsd
                        http://www.springframework.org/schema/context
                        http://www.springframework.org/schema/context/spring-context-3.1.xsd
                        http://www.springframework.org/schema/mvc
                        http://www.springframework.org/schema/mvc/spring-mvc-4.0.xsd">

    <!-- 自动扫描 -->
    <context:component-scan base-package="org.totoro.ssm" />
    <!-- 引入数据库配置文件 -->
    <bean id="propertyConfigurer"
        class="org.springframework.beans.factory.config.PropertyPlaceholderConfigurer">
        <property name="location" value="classpath:jdbc.properties" />
    </bean>

    <bean id="dataSource" class="org.apache.commons.dbcp.BasicDataSource" destroy-method="close">
        <property name="driverClassName" value="${driver}" />
        <property name="url" value="${url}" />
        <property name="username" value="${username}" />
        <property name="password" value="${password}" />
        <!-- 初始化连接大小 -->
        <property name="initialSize" value="${initialSize}"></property>
        <!-- 连接池最大数量 -->
        <property name="maxActive" value="${maxActive}"></property>
        <!-- 连接池最大空闲 -->
        <property name="maxIdle" value="${maxIdle}"></property>
        <!-- 连接池最小空闲 -->
        <property name="minIdle" value="${minIdle}"></property>
        <!-- 获取连接最大等待时间 -->
        <property name="maxWait" value="${maxWait}"></property>
    </bean>

    <!-- spring和MyBatis完美整合，不需要mybatis的配置映射文件 -->
    <bean id="sqlSessionFactory" class="org.mybatis.spring.SqlSessionFactoryBean">
        <property name="dataSource" ref="dataSource" />
        <!-- 自动扫描mapping.xml文件 -->
        <property name="mapperLocations" value="classpath:org/totoro/ssm/mapping/*.xml"></property>
    </bean>

    <!-- DAO接口所在包名，Spring会自动查找其下的类 -->
    <bean class="org.mybatis.spring.mapper.MapperScannerConfigurer">
        <property name="basePackage" value="org.totoro.ssm.idao" />
        <property name="sqlSessionFactoryBeanName" value="sqlSessionFactory"></property>
    </bean>

    <!-- (事务管理)transaction manager, use JtaTransactionManager for global tx -->
    <bean id="transactionManager"
        class="org.springframework.jdbc.datasource.DataSourceTransactionManager">
        <property name="dataSource" ref="dataSource" />
    </bean>

</beans>

<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE generatorConfiguration
  PUBLIC "-//mybatis.org//DTD MyBatis Generator Configuration 1.0//EN"
  "http://mybatis.org/dtd/mybatis-generator-config_1_0.dtd">

<generatorConfiguration>
	<!-- 数据库驱动-->
	<classPathEntry  location="mysql-connector-java-5.1.30.jar"/>

	<context id="MySQLTables" targetRuntime="MyBatis3">
		<!-- 注释生成器的属性,不写默认false -->
		<commentGenerator>
			<!-- 用来指定生成的注释中是否包含生成的日期 true:是;false:否 -->
			<property name="suppressDate" value="true"/>
			<!-- 代码中是否包含任何注释 -->
			<!-- 是否去除自动生成的注释 true:是;false:否 -->
			<property name="suppressAllComments" value="true"/>
		</commentGenerator>

		<!-- 指定数据库连接所需的属性。 -->
		<!-- driverClass  : 用于访问数据库的JDBC驱动程序名称 -->
		<!-- connectionURL: 用于访问数据库的JDBC连接URL -->
		<!-- userId       : 访问数据库的用户ID -->
		<!-- password     : 访问数据库的用户密码 -->
		<jdbcConnection driverClass="com.mysql.jdbc.Driver"
                        connectionURL="jdbc:mysql://localhost/sakila"
                        userId="sakila"
                        password="sakila">
		</jdbcConnection>

		<!-- java类型处理器 -->
		<javaTypeResolver>
			<!-- true : 使用BigDecimal对应DECIMAL和 NUMERIC数据类型 -->
			<!-- false: 默认, -->
			<!--        scale>0;length>18：使用BigDecimal; -->
			<!--        scale=0;length[10,18]：使用Long; -->
			<!--        scale=0;length[5,9]：使用Integer; -->
			<!--        scale=0;length<5：使用Short; -->
			<property name="forceBigDecimals" value="false" />
		</javaTypeResolver>

		<!-- 生成模型的包名和位置-->
		<javaModelGenerator targetPackage="org.totoro.ssm.model" targetProject="src">
			<property name="enableSubPackages" value="true" />
			<property name="trimStrings" value="true" />
		</javaModelGenerator>

		<!-- 生成MyBatis/iBATIS形式的XML映射文件的包名和位置-->
		<sqlMapGenerator targetPackage="org.totoro.ssm.mapping"  targetProject="src">
			<property name="enableSubPackages" value="true" />
		</sqlMapGenerator>

		<!-- 生成DAO的包名和位置-->
		<!-- 对于mybatis来说，即生成Mapper接口，注意，如果没有配置该元素，那么默认不会生成Mapper接口
        targetPackage/targetProject:同javaModelGenerator
        type: 选择怎么生成mapper接口（在MyBatis3/MyBatis3Simple下）：
            1，ANNOTATEDMAPPER：会生成使用Mapper接口+Annotation的方式创建（SQL生成在annotation中），不会生成对应的XML；
            2，MIXEDMAPPER：使用混合配置，会生成Mapper接口，并适当添加合适的Annotation，但是XML会生成在XML中；
            3，XMLMAPPER：会生成Mapper接口，接口完全依赖XML；
        注意，如果context是MyBatis3Simple:只支持ANNOTATEDMAPPER和XMLMAPPER
        -->
		<javaClientGenerator type="XMLMAPPER" targetPackage="org.totoro.ssm.IDao"  targetProject="src">
			<!-- 在targetPackage的基础上，根据数据库的schema再生成一层package，最终生成的类放在这个package下，默认为false -->
			<property name="enableSubPackages" value="true" />
		</javaClientGenerator>

		<!-- 要生成的表 tableName是数据库中的表名或视图名 domainObjectName是实体类名-->
		<table tableName="city"
		       domainObjectName="City"
			   enableCountByExample="false"
			   enableInsert="true"
			   enableDeleteByPrimaryKey="true"
			   enableDeleteByExample="false"
			   enableUpdateByPrimaryKey="true"
			   enableUpdateByExample="false"
			   enableSelectByPrimaryKey="true"
			   enableSelectByExample="false"
			   selectByPrimaryKeyQueryId="true"
			   selectByExampleQueryId="false"/>

		<table tableName="country"
		       domainObjectName="Country"
			   enableCountByExample="false"
			   enableInsert="true"
			   enableDeleteByPrimaryKey="true"
			   enableDeleteByExample="false"
			   enableUpdateByPrimaryKey="true"
			   enableUpdateByExample="false"
			   enableSelectByPrimaryKey="true"
			   enableSelectByExample="false"
			   selectByPrimaryKeyQueryId="true"
			   selectByExampleQueryId="false"/>

	</context>
</generatorConfiguration>

package org.totoro.ssm.service;

import org.totoro.ssm.model.Country;

public interface ICountryService {

	public Country selectByPrimaryKey(Short countryId);

}

package org.totoro.ssm.service.impl;

import javax.annotation.Resource;

import org.springframework.stereotype.Service;
import org.totoro.ssm.IDao.CountryMapper;
import org.totoro.ssm.model.Country;
import org.totoro.ssm.service.ICountryService;

@Service()
public class CountryServiceImpl implements ICountryService {

	@Resource  
    private CountryMapper countryDao;

	public Country selectByPrimaryKey(Short countryId) {
		return this.countryDao.selectByPrimaryKey(countryId);  
	}

}

package ssm;

import javax.annotation.Resource;

import org.junit.Test;
import org.junit.runner.RunWith;
import org.springframework.test.context.ContextConfiguration;
import org.springframework.test.context.junit4.SpringJUnit4ClassRunner;
import org.totoro.ssm.model.Country;
import org.totoro.ssm.service.ICountryService;

/**
 * 下面测试类中注释掉的部分是不使用Spring时，一般情况下的一种测试方法；
 * 如果使用了Spring那么就可以使用注解的方式来引入配置文件和类，然后再将service接口对象注入，就可以进行测试了。
 * @author Totoro
 *
 */

@RunWith(SpringJUnit4ClassRunner.class)     //表示继承了SpringJUnit4ClassRunner类

@ContextConfiguration(locations = {"classpath:spring-mybatis.xml"})
public class TestMyBatis {

	@Resource
    private ICountryService countryService = null;

    @Test
    public void test1() {
    	Country country = countryService.selectByPrimaryKey((short)1);
         System.out.println(country.getCountry());
    }
}