spring-ioc

<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-context</artifactId>
<version>4.3.11.RELEASE</version>
</dependency>

    <dependency>
        <groupId>org.springframework</groupId>
        <artifactId>spring-core</artifactId>
        <version>4.3.11.RELEASE</version>
    </dependency>

    <dependency>
        <groupId>org.springframework</groupId>
        <artifactId>spring-beans</artifactId>
        <version>4.3.11.RELEASE</version>
    </dependency>

    <dependency>
        <groupId>org.springframework</groupId>
        <artifactId>spring-context-support</artifactId>
        <version>4.3.11.RELEASE</version>
    </dependency>

bean.xml

<bean class="类名" id="对象id"/>
<bean class="类名" id="对象id">
    <property name="属性名" ref="对象id的引用"/>
</bean>

测试类

ClassPathXmlApplicationContext context = new ClassPathXmlApplicationContext("配置文件");
HR hr = (HR) context.getBean("对象id");
hr.interview();
注入复杂数据类型

<bean class="com.study.entity.ComplexBean" id="complexBean">
    <property name="name" value="lisi"/>
    <property name="age" value="20"/>
    <property name="songs">
        <array>
            <value>a</value>
            <value>b</value>
        </array>
    </property>
    <property name="list">
        <list>
            <value>aa</value>
            <value>bb</value>
        </list>
    </property>
    <property name="set">
        <set>
            <value>q1</value>
            <value>q2</value>
        </set>
    </property>
    <property name="map">
        <map>
            <entry key="p1">
                <value>p11</value>
            </entry>
            <entry key="p2">
                <value>p22</value>
            </entry>
        </map>
    </property>
    <property name="prop">
        <props>
            <prop key="w1">w11</prop>
            <prop key="w2">w22</prop>
        </props>
    </property>

    <property name="list1">
        <list>
            <ref bean="employeeA"></ref>
            <ref bean="employeeA1"></ref>
        </list>
    </property>

    <property name="map1">
        <map>
            <entry key="aa" value-ref="employeeB"/>
            <entry key="bb" value-ref="employeeB"/>
        </map>
    </property>
 </bean>