applicationContext.xml 配置（扫描）

<?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:jdbc="http://www.springframework.org/schema/jdbc" xmlns:jee="http://www.springframework.org/schema/jee"
    xmlns:tx="http://www.springframework.org/schema/tx" xmlns:jpa="http://www.springframework.org/schema/data/jpa"
    xmlns:util="http://www.springframework.org/schema/util" xmlns:mvc="http://www.springframework.org/schema/mvc"
    xsi:schemaLocation="
        http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans-3.2.xsd
        http://www.springframework.org/schema/context http://www.springframework.org/schema/context/spring-context-3.2.xsd
        http://www.springframework.org/schema/jdbc http://www.springframework.org/schema/jdbc/spring-jdbc-3.2.xsd
        http://www.springframework.org/schema/jee http://www.springframework.org/schema/jee/spring-jee-3.2.xsd
        http://www.springframework.org/schema/tx http://www.springframework.org/schema/tx/spring-tx-3.2.xsd
        http://www.springframework.org/schema/data/jpa http://www.springframework.org/schema/data/jpa/spring-jpa-1.3.xsd
        http://www.springframework.org/schema/util http://www.springframework.org/schema/util/spring-util-3.2.xsd
        http://www.springframework.org/schema/mvc http://www.springframework.org/schema/mvc/spring-mvc-3.2.xsd">

<!-- 数据库连接 -->
    <bean id="mydatasource" class="org.apache.commons.dbcp.BasicDataSource">
        <property name="username" value="root">
        </property>
        <property name="password" value="mysqladmin">
        </property>
        <property name="driverClassName" value="com.mysql.jdbc.Driver">
        </property>
        <property name="url" value="jdbc:mysql://localhost:3306/kingslanding">
        </property>
    </bean>
    
    <!-- 返回json 方法 需要导入 jackson-annotations.jar,jackson-core.jar,jackson-databind.jar-->  
    <bean class="org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerMapping" />
    <bean class="org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerAdapter">
        <property name="messageConverters">
            <list>
                <bean class="org.springframework.http.converter.StringHttpMessageConverter">
                    <property name="supportedMediaTypes">
                        <list>
                            <value>text/html; charset=UTF-8</value>
                            <value>application/json;charset=UTF-8</value>
                        </list>
                    </property>
                </bean>
                <bean class="org.springframework.http.converter.json.MappingJackson2HttpMessageConverter">
                    <property name="supportedMediaTypes">
                        <list>
                            <value>text/html; charset=UTF-8</value>
                            <value>application/json;charset=UTF-8</value>
                        </list>
                    </property>
                </bean>
            </list>
        </property>
    </bean>

<!-- 在Spring中生成一个sqlsessionfactory对象 -->
    <bean id="sqlsessionfactorybean" class="org.mybatis.spring.SqlSessionFactoryBean">
        <property name="dataSource" ref="mydatasource">
        </property>
        <property name="mapperLocations" value="classpath:org/kingsanding/dao/*/*.xml">
        </property>
    </bean>

<!-- 根据MapperDao生成Dao对象实例 -->
    <bean class="org.mybatis.spring.mapper.MapperScannerConfigurer">
        <property name="basePackage" value="org.kingsanding.dao">
        </property>
        <!-- 指定@MyBatisDao所在位置 -->
        <property name="annotationClass" value="org.kingsanding.utils.MyBatisDao">
        </property>
        <!-- 自动注入sqlsessionfactory -->
    </bean>

<!-- Spring MVC -->
    <!-- 启动Spring的组件自动扫描机制 -->
    <context:component-scan base-package="org.kingsanding" />

<mvc:annotation-driven />

<mvc:default-servlet-handler />

<bean
        class="org.springframework.web.servlet.view.InternalResourceViewResolver">
        <property name="prefix" value="/WEB-INF/jsp/">
        </property>
        <property name="suffix" value=".jsp">
        </property>
    </bean>

</beans>