Example of util:properties in Spring

til:propertiesinSpringreadsconfigurationfilefromalocation.Andidisdefinedbyutil:propertiesandthatidcanbeusedtoreadpropertyfromconfigurationfile.Inthebelowexamplewehaveaconfigurationfileintheclasspath.AndIwillreaditwithhelpof@Value.

app-conf.xml

<beansxmlns="http://www.springframework.org/schema/beans"xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"xmlns:util="http://www.springframework.org/schema/util"xsi:schemaLocation="http://www.springframework.org/schema/beanshttp://www.springframework.org/schema/beans/spring-beans-3.0.xsdhttp://www.springframework.org/schema/utilhttp://www.springframework.org/schema/util/spring-util-3.0.xsd"><util:propertiesid="entProp"location="classpath:/entitlement.cfg"/><util:propertiesid="subProp"location="classpath:/subscription.cfg"/></beans>

AppConfig.java

packagecom.concretepage;importorg.springframework.beans.factory.annotation.Value;importorg.springframework.context.annotation.Bean;importorg.springframework.context.annotation.Configuration;importorg.springframework.context.annotation.ImportResource;@Configuration@ImportResource("classpath:/app-conf.xml")publicclassAppConfig{private@Value("#{entProp['entitlement.name']}")StringentName;private@Value("#{entProp['entitlement.time']}")intentTime;private@Value("#{subProp['subscription.name']}")StringsubName;private@Value("#{subProp['subscription.type']}")StringsubType;@Bean(name="entitlement")publicEntitlemententitlement(){Entitlementent=newEntitlement();
ent.setName(entName);
ent.setTime(entTime);returnent;}@Bean(name="subscription")publicSubscriptionsubscription(){Subscriptionsub=newSubscription();sub.setName(subName);sub.setType(subType);returnsub;}}

Entitlement.java

packagecom.concretepage;publicclassEntitlement{privateStringname;privateinttime;publicStringgetName(){returnname;}publicvoidsetName(Stringname){this.name=name;}publicintgetTime(){returntime;}publicvoidsetTime(inttime){this.time=time;}}

Subscription.java

packagecom.concretepage;publicclassSubscription{privateStringname;privateStringtype;publicStringgetName(){returnname;}publicvoidsetName(Stringname){this.name=name;}publicStringgetType(){returntype;}publicvoidsetType(Stringtype){this.type=type;}}

AppTest.java

packagecom.concretepage;importjava.sql.SQLException;importorg.springframework.context.annotation.AnnotationConfigApplicationContext;publicclassAppTest{publicstaticvoidmain(String[]args)throwsSQLException{AnnotationConfigApplicationContextctx=newAnnotationConfigApplicationContext();

ctx.register(AppConfig.class);
ctx.refresh();Entitlementent=(Entitlement)ctx.getBean("entitlement");System.out.println(ent.getName());System.out.println(ent.getTime());Subscriptionsub=(Subscription)ctx.getBean("subscription");System.out.println(sub.getName());System.out.println(sub.getType());}}

entitlement.cfg

entitlement.name=Entitlement
entitlement.time=10

subscription.cfg

subscription.name=Ram
subscription.type=Monthly

Output

Entitlement10RamMonthly

Spring2.0的新标签----util实例:/article/2137342.html