Spring向Bean内部注入集合Collection-----Spring框架

柔情只为你懂 2024-03-23 18:11 90阅读 0赞

>     <?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 id="Person" class="com.powernode.spring6.Bean.Person">
>             <property name="names">
>     
>                 <list>
>                     <value>张三</value>
>                     <value>张三</value>
>                     <value>张三</value>
>                     <value>张三</value>
>                 </list>
>             </property>
>             <property name="address">
>     
>                 <set>
>                     <value>深圳市福田区</value>
>                     <value>广州市花都区</value>
>                     <value>广州市黄浦区</value>
>                     <value>深圳市龙岗区</value>
>                 </set>
>             </property>
>             <property name="phones">
>                 <map>
>                     <entry key="110" value="报警"></entry>
>                     <entry key="120" value="急救"></entry>
>                     <entry key="119" value="火警"></entry>
>                     <entry key="112" value="市话故障"></entry>
>     
>     
>                 </map>
>             </property>
>             <property name="properties">
>     
>                 <props>
>                     <prop key="driver">com.mysql.cj.jdbc.Driver</prop>
>                     <prop key="url">jdbc:mysql://localhost:13306/Spring6</prop>
>                     <prop key="username">root</prop>
>                     <prop key="password">abc123</prop>
>                 </props>
>             </property>
>         </bean>
>     </beans>
> 
>     <?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 id="Person" class="com.powernode.spring6.Bean.Person">
>             <property name="names">
>     
>                 <list>
>                     <value>张三</value>
>                     <value>张三</value>
>                     <value>张三</value>
>                     <value>张三</value>
>                 </list>
>             </property>
>             <property name="address">
>     
>                 <set>
>                     <value>深圳市福田区</value>
>                     <value>广州市花都区</value>
>                     <value>广州市黄浦区</value>
>                     <value>深圳市龙岗区</value>
>                 </set>
>             </property>
>             <property name="phones">
>                 <map>
>                     <entry key="110" value="报警"></entry>
>                     <entry key="120" value="急救"></entry>
>                     <entry key="119" value="火警"></entry>
>                     <entry key="112" value="市话故障"></entry>
>     
>     
>                 </map>
>             </property>
>             <property name="properties">
>     
>                 <props>
>                     <prop key="driver">com.mysql.cj.jdbc.Driver</prop>
>                     <prop key="url">jdbc:mysql://localhost:13306/Spring6</prop>
>                     <prop key="username">root</prop>
>                     <prop key="password">abc123</prop>
>                 </props>
>             </property>
>         </bean>
>     </beans>

>     package com.powernode.spring6.Bean;
>     
>     import java.util.List;
>     import java.util.Map;
>     import java.util.Properties;
>     import java.util.Set;
>     
>     public class Person
>     {
>         private List<String> names;
>         private Set<String> address;
>         private Map<Integer,String> phones;
>         //Properties本质也是一个Map集合,它继承于HashTable,但是注入方式不一样
>         private Properties properties;
>     
>         @Override
>         public String toString() {
>             return "Person{" +
>                     "names=" + names +
>                     ", address=" + address +
>                     ", phones=" + phones +
>                     ", properties=" + properties +
>                     '}';
>         }
>     
>         public void setProperties(Properties properties) {
>             this.properties = properties;
>         }
>     
>         public void setPhones(Map<Integer, String> phones) {
>             this.phones = phones;
>         }
>     
>         public void setNames(List<String> names) {
>             this.names = names;
>         }
>     
>         public void setAddress(Set<String> address) {
>             this.address = address;
>         }
>     }
> 
>     package com.powernode.spring6.Bean;
>     
>     import java.util.List;
>     import java.util.Map;
>     import java.util.Properties;
>     import java.util.Set;
>     
>     public class Person
>     {
>         private List<String> names;
>         private Set<String> address;
>         private Map<Integer,String> phones;
>         //Properties本质也是一个Map集合,它继承于HashTable,但是注入方式不一样
>         private Properties properties;
>     
>         @Override
>         public String toString() {
>             return "Person{" +
>                     "names=" + names +
>                     ", address=" + address +
>                     ", phones=" + phones +
>                     ", properties=" + properties +
>                     '}';
>         }
>     
>         public void setProperties(Properties properties) {
>             this.properties = properties;
>         }
>     
>         public void setPhones(Map<Integer, String> phones) {
>             this.phones = phones;
>         }
>     
>         public void setNames(List<String> names) {
>             this.names = names;
>         }
>     
>         public void setAddress(Set<String> address) {
>             this.address = address;
>         }
>     }

>     @Test
>         public void TestCollection()
>         {
>             ApplicationContext applicationContext = new ClassPathXmlApplicationContext("SpringCollection.xml");
>             Person Person = applicationContext.getBean("Person",Person.class);
>             System.out.println(Person);
>         }
> 
>     @Test
>     public void TestCollection()
>     {
>         ApplicationContext applicationContext = new ClassPathXmlApplicationContext("SpringCollection.xml");
>         Person Person = applicationContext.getBean("Person",Person.class);
>         System.out.println(Person);
>     }