http://hi.baidu.com/menglinxi_a/item/8e5d7f726605cd11d1dcb330

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最近在工作上用上了Command模式，但在Spring上使用Command模式由于不能在代码中直接使用new，否则就不能使用其他配置在Spring中的DAO，所以需要把Command配置到Spring中。以下是一个

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

<beans xmlns="http://www.springframework.org/schema/beans"

xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"

xsi:schemaLocation="http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans-2.0.xsd">

<!-- Construct List -->

<bean id="nameList" class="java.util.ArrayList">

   <constructor-arg>

    <list>

     <value>liuyu</value>

    </list>

   </constructor-arg>

</bean>

<!-- Construct Map -->

<bean id="nameMap" class="java.util.HashMap">

   <constructor-arg>

    <map>

     <entry key="liuyu" value-ref="nameList" />

    </map>

   </constructor-arg>

</bean>

<!-- Inject List and Map -->

<bean id="myDemo" class="spring.inject.demo.MyDemo">

   <property name="nameList">

    <ref local="nameList" />

   </property>

   <property name="nameMap">

    <ref local="nameMap" />

   </property>

</bean>

</beans>

public class MyDemo {

private List<String> nameList = null;

private Map<String, List<String>> nameMap = null;

public List<String> getNameList() {

   return nameList;

}

public void setNameList(List<String> nameList) {

   this.nameList = nameList;

}

public Map<String, List<String>> getNameMap() {

   return nameMap;

}

public void setNameMap(Map<String, List<String>> nameMap) {

   this.nameMap = nameMap;

}

}