spring_spring集合装配注入-蒲公英云

spring_spring集合装配注入

package com.bjsxd.dao.impl;
import java.util.List;
import java.util.Map;
import java.util.Set;
import com.bjsxd.dao.UserDao;
import com.bjsxd.model.User;
public class UserDaoImpl implements UserDao {
    private Set<String> sets;
    private List<String> lists;
    private Map<String, String> maps;
    public Set<String> getSets() {
        return sets;
    }
    public void setSets(Set<String> sets) {
        this.sets = sets;
    }
    public List<String> getLists() {
        return lists;
    }
    public void setLists(List<String> lists) {
        this.lists = lists;
    }
    public Map<String, String> getMaps() {
        return maps;
    }
    public void setMaps(Map<String, String> maps) {
        this.maps = maps;
    }
    @Override
    public void save(User user) {
        System.out.println("user save!");
    }
}
<?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.xsd">
    <bean name="userDaoImpl" class="com.bjsxd.dao.impl.UserDaoImpl">
        <property name="sets">
            <set>
                <value>1</value>
                <value>2</value>
            </set>
        </property>
        <property name="lists">
            <list>
                <value>1</value>
                <value>2</value>
                <value>3</value>
            </list>
        </property>
        <property name="maps">
            <map>
                <entry key="1" value="张三" />
                <entry key="2" value="李四" />
                <entry key="3" value="王五" />
                <entry key="4" value="赵六" />
            </map>
        </property>
    </bean>
    <!-- <bean id="userService" class="com.bjsxd.service.UserService"> <property 
        name="userDao" ref="userDaoImpl" /> </bean> -->
    <bean id="userService" class="com.bjsxd.service.UserService">
        <constructor-arg>
            <ref bean="userDaoImpl" />
        </constructor-arg>
    </bean>
</beans>

伪案例:

<bean id="moreComplexObject" class="example.ComplexObject">
<!-- results in a setAdminEmails(java.util.Properties) call -->
<property name="adminEmails">
  <props>
      <prop key="administrator">administrator@example.org</prop>
      <prop key="support">support@example.org</prop>
      <prop key="development">development@example.org</prop>
  </props>
</property>
<!-- results in a setSomeList(java.util.List) call -->
<property name="someList">
  <list>
      <value>a list element followed by a reference</value>
      <ref bean="myDataSource" />
  </list>
</property>
<!-- results in a setSomeMap(java.util.Map) call -->
<property name="someMap">
  <map>
      <entry key="an entry" value="just some string"/>
      <entry key ="a ref" value-ref="myDataSource"/>
  </map>
</property>
<!-- results in a setSomeSet(java.util.Set) call -->
<property name="someSet">
  <set>
      <value>just some string</value>
      <ref bean="myDataSource" />
  </set>
</property>
</bean>