配置文件
/SpringHelloWorld/src/applicationContext.xml
代码 <?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-2.0.xsd"> <bean id="greetingService" class="com.qdu.sun.spring.HelloWorld"> <constructor-arg> <value type="java.lang.String">Welcome!</value> </constructor-arg> </bean></beans>
SpringTest.java
代码 package com.qdu.sun.spring; import org.springframework.beans.factory.BeanFactory; import org.springframework.beans.factory.xml.XmlBeanFactory; import org.springframework.core.io.ClassPathResource; public class SpringTest { public static void main( String[] args ){ BeanFactory factory = new XmlBeanFactory( new ClassPathResource("applicationContext.xml") ); HelloWorld gc = (HelloWorld)factory.getBean("greetingService"); gc.sayGreeting(); } }
HelloWorld.java
代码 package com.qdu.sun.spring; public class HelloWorld { private String greeting; public HelloWorld(){ } public HelloWorld( String greeting ){ this.greeting = greeting; } public void sayGreeting(){ System.out.println( greeting ); } public void setGreeting( String greeting ){ this.greeting = greeting; } }
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