Java Tutorial/Spring/Properties Injection

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Bean Injection: Collection List

File: context.xml



   <source lang="java">

<?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="collectionsDemo" class="CollectionsDemo">
       <property name="map">
           <map>
               <entry key="someValue">
                   <value>Hello World!</value>
               </entry>
               <entry key="someBean">
                   <ref local="oracle"/>
               </entry>
           </map>
       </property>
       <property name="props">
           <props>
               <prop key="firstName">
                   Jan
               </prop>
               <prop key="secondName">
                   Machacek
               </prop>
           </props>
       </property>
       <property name="set">
           <set>
               <value>Hello World!</value>
               <ref local="oracle"/>
           </set>
       </property>
       <property name="list">
           <list>
               <value>Hello World!</value>
               <ref local="oracle"/>
           </list>
       </property>
   </bean>
   <bean id="oracle" class="BookwormOracle"/>

</beans></source>





Bean Injection: Collection Map

File: context.xml



   <source lang="java">

<?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="collectionsDemo" class="CollectionsDemo">
       <property name="map">
           <map>
               <entry key="someValue">
                   <value>Hello World!</value>
               </entry>
               <entry key="someBean">
                   <ref local="oracle"/>
               </entry>
           </map>
       </property>
       <property name="props">
           <props>
               <prop key="firstName">
                   Jan
               </prop>
               <prop key="secondName">
                   Machacek
               </prop>
           </props>
       </property>
       <property name="set">
           <set>
               <value>Hello World!</value>
               <ref local="oracle"/>
           </set>
       </property>
       <property name="list">
           <list>
               <value>Hello World!</value>
               <ref local="oracle"/>
           </list>
       </property>
   </bean>
   <bean id="oracle" class="BookwormOracle"/>

</beans></source>





Bean Injection Collection Properties

File: context.xml



   <source lang="java">

<?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="collectionsDemo" class="CollectionsDemo">
       <property name="map">
           <map>
               <entry key="someValue">
                   <value>Hello World!</value>
               </entry>
               <entry key="someBean">
                   <ref local="oracle"/>
               </entry>
           </map>
       </property>
       <property name="props">
           <props>
               <prop key="firstName">
                   Jan
               </prop>
               <prop key="secondName">
                   Machacek
               </prop>
           </props>
       </property>
       <property name="set">
           <set>
               <value>Hello World!</value>
               <ref local="oracle"/>
           </set>
       </property>
       <property name="list">
           <list>
               <value>Hello World!</value>
               <ref local="oracle"/>
           </list>
       </property>
   </bean>
   <bean id="oracle" class="BookwormOracle"/>

</beans></source>





Bean Injection: Collection Set

File: context.xml



   <source lang="java">

<?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="collectionsDemo" class="CollectionsDemo">
       <property name="map">
           <map>
               <entry key="someValue">
                   <value>Hello World!</value>
               </entry>
               <entry key="someBean">
                   <ref local="oracle"/>
               </entry>
           </map>
       </property>
       <property name="props">
           <props>
               <prop key="firstName">
                   Jan
               </prop>
               <prop key="secondName">
                   Machacek
               </prop>
           </props>
       </property>
       <property name="set">
           <set>
               <value>Hello World!</value>
               <ref local="oracle"/>
           </set>
       </property>
       <property name="list">
           <list>
               <value>Hello World!</value>
               <ref local="oracle"/>
           </list>
       </property>
   </bean>
   <bean id="oracle" class="BookwormOracle"/>

</beans></source>





Bean Injection: Map

File: context.xml



   <source lang="java">

<?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="ftpDownloader" class="FtpDownloader"/>
   <bean id="httpDownloader" class="HttpDownloader"/>
   <bean id="sftpDownaloader" class="SftpDownloader"/>
   <bean id="downloadManager" class="DownloadManager">
       <property name="downloaders">
           <map>
               <entry key="ftp" value-ref="ftpDownloader"/>
               <entry key="http" value-ref="httpDownloader"/>
               <entry key="sftp" value-ref="sftpDownaloader"/>
           </map>
       </property>
   </bean>

</beans></source>





Create List, Map In Context

File: context.xml



   <source lang="java">

<?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:util="http://www.springframework.org/schema/util"
      xmlns:tx="http://www.springframework.org/schema/tx"
      xmlns:aop="http://www.springframework.org/schema/aop"
      xsi:schemaLocation="http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans-2.5.xsd
                          http://www.springframework.org/schema/util http://www.springframework.org/schema/util/spring-util-2.5.xsd
                          http://www.springframework.org/schema/tx http://www.springframework.org/schema/tx/spring-tx-2.5.xsd
                          http://www.springframework.org/schema/aop http://www.springframework.org/schema/aop/spring-aop-2.5.xsd">
   <bean id="transactionManager" class="MyTransactionManager"/>
   <util:constant id="X" static-field="java.lang.Integer.MAX_VALUE"/>
   <util:list id="Y" list-class="java.util.ArrayList">
       <value>value1</value>
       <ref bean="X"/>
   </util:list>
   <util:list id="greetingsList">
       <value>Hello, world</value>
       <value>How are you doing today?</value>
   </util:list>
   <util:map id="Z" map-class="java.util.HashMap">
       <entry key="x" value="y"/>
       <entry key="y"><ref bean="X"/></entry>
   </util:map>
   <util:properties id="P" location="classpath:Main.properties"/>
   <bean id="simple" class="SimpleBean"/>
   <util:property-path id="Q" path="simple.name"/>
   <util:set id="S" set-class="java.util.HashSet">
       <value>foo</value>
       <ref bean="X"/>
   </util:set>

</beans></source>





Fill Calendar Object To List

File: context.xml



   <source lang="java">

<?xml version="1.0" encoding="UTF-8"?> <!DOCTYPE beans PUBLIC "-//SPRING//DTD BEAN//EN" 

   "http://www.springframework.org/dtd/spring-beans.dtd">

<beans> 

 <bean id="collectionsExample" class="CollectionsBean">
   
   <property name="theList">
     <list>
       <value>red</value>
       <value>red</value>
       <value>blue</value>
       <ref local="curDate"/>
       
     </list>
   </property>
 </bean>
 
 <bean id="curDate" class="java.util.GregorianCalendar"/>

</beans></source>





Fill List To Another List

File: context.xml



   <source lang="java">

<?xml version="1.0" encoding="UTF-8"?> <!DOCTYPE beans PUBLIC "-//SPRING//DTD BEAN//EN" 

   "http://www.springframework.org/dtd/spring-beans.dtd">

<beans> 

 <bean id="collectionsExample" class="CollectionsBean">
   
   <property name="theList">
     <list>
       <value>red</value>
       <value>red</value>
       <value>blue</value>
       <list>
         <value>one</value>
         <value>two</value>
         <value>three</value>
       </list>
       
     </list>
   </property>
 </bean>
 
 <bean id="curDate" class="java.util.GregorianCalendar"/>

</beans></source>





Fill Map

File: context.xml



   <source lang="java">

<?xml version="1.0" encoding="UTF-8"?> <!DOCTYPE beans PUBLIC "-//SPRING//DTD BEAN//EN" 

   "http://www.springframework.org/dtd/spring-beans.dtd">

<beans> 

 <bean id="collectionsExample" class="CollectionsBean">
   
   <property name="theMap">
     <map>
       <entry key="left">
         <value>right</value>
       </entry>
       <entry key="up">
         <value>down</value>
       </entry>
       <entry key="date">
         <ref local="curDate"/>
       </entry>
     </map>
   </property>
 </bean>
 
 <bean id="curDate" class="java.util.GregorianCalendar"/>

</beans></source>





Fill Properties

File: context.xml



   <source lang="java">

<?xml version="1.0" encoding="UTF-8"?> <!DOCTYPE beans PUBLIC "-//SPRING//DTD BEAN//EN" 

   "http://www.springframework.org/dtd/spring-beans.dtd">

<beans> 

 <bean id="collectionsExample" class="CollectionsBean">
   

   <property name="theProperties">
     <props>
       <prop key="left">right</prop>
       <prop key="up">down</prop>
     </props>
   </property>
 </bean>
 
 <bean id="curDate" class="java.util.GregorianCalendar"/>

</beans></source>





Fill Set

File: context.xml



   <source lang="java">

<?xml version="1.0" encoding="UTF-8"?> <!DOCTYPE beans PUBLIC "-//SPRING//DTD BEAN//EN" 

   "http://www.springframework.org/dtd/spring-beans.dtd">

<beans> 

 <bean id="collectionsExample" class="CollectionsBean">
   
   <property name="theSet">
     <set>
       <value>red</value>
       <value>red</value>
       <value>blue</value>
     </set>
   </property>
 </bean>
 
 <bean id="curDate" class="java.util.GregorianCalendar"/>

</beans></source>





Fill Value To List

File: context.xml



   <source lang="java">

<?xml version="1.0" encoding="UTF-8"?> <!DOCTYPE beans PUBLIC "-//SPRING//DTD BEAN//EN" 

   "http://www.springframework.org/dtd/spring-beans.dtd">

<beans> 

 <bean id="collectionsExample" class="CollectionsBean">
   
   <property name="theList">
     <list>
       <value>red</value>
       <value>red</value>
       <value>blue</value>
     </list>
   </property>
 </bean>
 
 <bean id="curDate" class="java.util.GregorianCalendar"/>

</beans></source>





Load property File In Context

File: context.xml



   <source lang="java">

<?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:util="http://www.springframework.org/schema/util"
      xmlns:tx="http://www.springframework.org/schema/tx"
      xmlns:aop="http://www.springframework.org/schema/aop"
      xsi:schemaLocation="http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans-2.5.xsd
                          http://www.springframework.org/schema/util http://www.springframework.org/schema/util/spring-util-2.5.xsd
                          http://www.springframework.org/schema/tx http://www.springframework.org/schema/tx/spring-tx-2.5.xsd
                          http://www.springframework.org/schema/aop http://www.springframework.org/schema/aop/spring-aop-2.5.xsd">
   <bean id="transactionManager" class="MyTransactionManager"/>
   <util:constant id="X" static-field="java.lang.Integer.MAX_VALUE"/>
   <util:list id="Y" list-class="java.util.ArrayList">
       <value>value1</value>
       <ref bean="X"/>
   </util:list>
   <util:list id="greetingsList">
       <value>Hello, world</value>
       <value>How are you doing today?</value>
   </util:list>
   <util:map id="Z" map-class="java.util.HashMap">
       <entry key="x" value="y"/>
       <entry key="y"><ref bean="X"/></entry>
   </util:map>
   <util:properties id="P" location="classpath:Main.properties"/>
   <bean id="simple" class="SimpleBean"/>
   <util:property-path id="Q" path="simple.name"/>
   <util:set id="S" set-class="java.util.HashSet">
       <value>foo</value>
       <ref bean="X"/>
   </util:set>

</beans></source>





Properties Setting: Date

File: context.xml



   <source lang="java">

<?xml version="1.0" encoding="UTF-8"?> <!DOCTYPE beans PUBLIC "-//SPRING//DTD BEAN//EN" 

   "http://www.springframework.org/dtd/spring-beans.dtd">

<beans> 

 <bean id="customEditorConfigurer"
       class="org.springframework.beans.factory.config.CustomEditorConfigurer">
   <property name="customEditors">
     <map>
       <entry key="java.util.Date">
         <bean class="org.springframework.beans.propertyeditors.CustomDateEditor">
           <constructor-arg index="0">
             <bean class="java.text.SimpleDateFormat">
               <constructor-arg><value>M/d/yy</value></constructor-arg>
             </bean>
           </constructor-arg>
           <constructor-arg index="1"><value>true</value></constructor-arg>
         </bean>
       </entry>
       
     </map>
   </property>
 </bean>
 <bean id="startEndDatesBean" class="StartEndDatesBean">
   <property name="startDate"><value>10/09/2001</value></property>
   <property name="endDate"><value>10/26/2008</value></property>
 </bean>

</beans></source>





Property Setting: BigDecimal

File: context.xml



   <source lang="java">

<?xml version="1.0" encoding="UTF-8"?> <!DOCTYPE beans PUBLIC "-//SPRING//DTD BEAN//EN" 

   "http://www.springframework.org/dtd/spring-beans.dtd">

<beans> 

 <bean id="testBean" class="PropertyEditorTestBean">
   <property name="myAmount" value="1000000"/>
 </bean>

</beans></source>





Property Setting Boolean

File: context.xml



   <source lang="java">

<?xml version="1.0" encoding="UTF-8"?> <!DOCTYPE beans PUBLIC "-//SPRING//DTD BEAN//EN" 

   "http://www.springframework.org/dtd/spring-beans.dtd">

<beans> 

 <bean id="testBean" class="PropertyEditorTestBean">
   <property name="myToggle" value="false"/>
 </bean>

</beans></source>





Property Setting Byte Array

File: context.xml



   <source lang="java">

<?xml version="1.0" encoding="UTF-8"?> <!DOCTYPE beans PUBLIC "-//SPRING//DTD BEAN//EN" 

   "http://www.springframework.org/dtd/spring-beans.dtd">

<beans> 

 <bean id="testBean" class="PropertyEditorTestBean">
   <property name="myBytes" value="some bytes"/>
 </bean>

</beans></source>





Property Setting Class type

File: context.xml



   <source lang="java">

<?xml version="1.0" encoding="UTF-8"?> <!DOCTYPE beans PUBLIC "-//SPRING//DTD BEAN//EN" 

   "http://www.springframework.org/dtd/spring-beans.dtd">

<beans> 

 <bean id="testBean" class="PropertyEditorTestBean">
   <property name="myClass" value="java.util.Collection"/>
 </bean>

</beans></source>





Property Setting File

File: context.xml



   <source lang="java">

<?xml version="1.0" encoding="UTF-8"?> <!DOCTYPE beans PUBLIC "-//SPRING//DTD BEAN//EN" 

   "http://www.springframework.org/dtd/spring-beans.dtd">

<beans> 

 <bean id="testBean" class="PropertyEditorTestBean">
   <property name="myFile" value="placeholder.txt"/>
 </bean>

</beans></source>





Property Setting Integer

File: context.xml



   <source lang="java">

<?xml version="1.0" encoding="UTF-8"?> <!DOCTYPE beans PUBLIC "-//SPRING//DTD BEAN//EN" 

   "http://www.springframework.org/dtd/spring-beans.dtd">

<beans> 

 <bean id="testBean" class="PropertyEditorTestBean">
   <property name="myNumber" value="500"/>
 </bean>

</beans></source>





Property Setting Properties

File: context.xml



   <source lang="java">

<?xml version="1.0" encoding="UTF-8"?> <!DOCTYPE beans PUBLIC "-//SPRING//DTD BEAN//EN" 

   "http://www.springframework.org/dtd/spring-beans.dtd">

<beans> 

 <bean id="testBean" class="PropertyEditorTestBean">
       <property name="myProperties">
         <value>
         firstname=f
         lastname=l
         </value>
       </property>
 </bean>

</beans></source>





Property Setting Stream From URL

File: Main.java



   <source lang="java">

import java.io.InputStream; import org.springframework.beans.factory.BeanFactory; import org.springframework.beans.factory.xml.XmlBeanFactory; import org.springframework.core.io.ClassPathResource; public class Main { 

 public static void main(String[] args) throws Exception {
   BeanFactory beanFactory = new XmlBeanFactory(new ClassPathResource("context.xml"));
   PropertyEditorTestBean testBean = (PropertyEditorTestBean) beanFactory.getBean("testBean");
   System.out.println(testBean.getMyInputStream());
 }

} class PropertyEditorTestBean { 

 private InputStream myInputStream;
 public InputStream getMyInputStream() {
   return myInputStream;
 }
 public void setMyInputStream(InputStream myInputStream) {
   this.myInputStream = myInputStream;
 }

}</source>





Property Setting String Array

File: context.xml



   <source lang="java">

<?xml version="1.0" encoding="UTF-8"?> <!DOCTYPE beans PUBLIC "-//SPRING//DTD BEAN//EN" 

   "http://www.springframework.org/dtd/spring-beans.dtd">

<beans> 

 <bean id="testBean" class="PropertyEditorTestBean">
   <property name="myStrings" value="A,B,C,D"/>
 </bean>

</beans></source>





Property Setting: URL

File: context.xml



   <source lang="java">

<?xml version="1.0" encoding="UTF-8"?> <!DOCTYPE beans PUBLIC "-//SPRING//DTD BEAN//EN" 

   "http://www.springframework.org/dtd/spring-beans.dtd">

<beans> 

 <bean id="testBean" class="PropertyEditorTestBean">
   <property name="myUrl" value="http://www.jexp.ru"/>
 </bean>

</beans></source>


Источник — «http://jexp.ru/index.php?title=Java_Tutorial/Spring/Properties_Injection&oldid=3230»