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  • Spring 之bean的注入

    <?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">
      <bean id="egg" class="com.auto.entity.SmallEgg"></bean>
      <bean id="a" class="com.auto.entity.BigEgg"></bean>
      <bean id="rice" class="com.auto.entity.Rice"></bean>
      <!-- 构造器参数注入 -->
      <!-- <bean id="eggAndRice" class="com.auto.entity.EggAndRice">
       <constructor-arg index="0" ref="egg"></constructor-arg>
       <constructor-arg index="1" ref="rice"></constructor-arg>
      </bean> -->
      <!-- set参数注入 -->
      <!-- <bean id="eggAndRice" class="com.auto.entity.EggAndRice">
       <property name="eg" ref="egg"></property>
       <property name="rice" ref="r"></property>
      </bean> -->
      <!-- 自动装配 -->
      <bean id="eggAndRice" class="com.auto.entity.EggAndRice"
       autowire="byName" ></bean>
       
       <bean id="dataSource" class="com.auto.common.DataSource">
        <property name="username" value="#{jdbc.user}"></property>
        <!--SpringEl  -->
        <property name="password" value="#{jdbc.password}"></property>
        <property name="url" value="#{jdbc.url}"></property>
        <property name="driver" value="#{jdbc.driver}"></property>
       </bean>
       <bean id="userDao" class="com.auto.dao.UserDaoImpl" autowire="byName"></bean>
    <!--   <bean id="userDao" class="com.auto.dao.MySqlUserdaoImpl" autowire="byName"></bean> -->
       <bean id="userService" class="com.auto.service.UserService" autowire="byName"></bean>
     <!-- 基本参数注入 -->
      <bean id="exam" class="com.auto.entity.ExampleBean">
       <property name="id" value="1"></property>
       <property name="sal" value="222.3"></property>
       <property name="job" value="Information Technology"></property>
       <property name="isMarry" value="true"></property>
      </bean>
     <!-- 集合、键值对属性注入 --> 
      <bean id="exam2" class="com.auto.entity.ExampleBean">
       <property name="objs">
        <list>
         <value>zs</value>
         <bean class="java.util.Date"></bean>
         <bean class="com.auto.entity.Rice"></bean>
        </list>
       </property>
       <property name="sets">
        <set>
         <value>zs</value>
         <value>ls</value>
         <value>zs</value>
        </set> 
       </property>
       
       <property name="maps">
        <map>
         <entry key="a" value="zs"></entry>
         <entry key="b" value-ref="eggAndRice"></entry>
         <entry key="c">
          <bean class="com.auto.entity.Egg"></bean>
         </entry>
        </map>
       </property>
       
       <property name="props">
        <props>
         <prop key="url" >jdbc:oracle:thin:@localhost:1521:xe</prop>
         <prop key="driver">oracle.jdbc.driver.OracleDriver</prop>
         <prop key="a">zs</prop>
        </props>
       </property>
      </bean>
      <!--引用方式注入  -->
      <bean id="exam3" class="com.auto.entity.ExampleBean">
       <property name="objs" ref="list"></property>
       <property name="sets" ref="set"></property>
       <property name="maps" ref="map"></property>
       <property name="props" ref="prop"></property>
      </bean>
      
      
      <util:list id="list" >
       <value>zs</value>
       <bean class="java.util.Date"></bean>
       <bean class="com.auto.entity.Rice"></bean>
      </util:list>
      
      <util:set id="set">
        <value>zs</value>
        <value>ls</value>
        <value>zs</value>
      </util:set>
      
      <util:map id="map">
       <entry key="a" value="zs"></entry>
       <entry key="b" value-ref="eggAndRice"></entry>
       <entry key="c">
        <bean class="com.auto.entity.Egg"></bean>
       </entry>
      </util:map>
      
      <util:properties id="prop">
       <prop key="url" >jdbc:oracle:thin:@localhost:1521:xe</prop>
       <prop key="driver">oracle.jdbc.driver.OracleDriver</prop>
       <prop key="a">zs</prop>
      </util:properties>
      
      <util:properties id="jdbc" location="classpath:com/auto/test/db.properties"></util:properties>
    </beans>

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  • 原文地址:https://www.cnblogs.com/wenwenzuiniucha/p/8573517.html
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