测试代码：
package com.yanek.ioc;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.junit.runners.BlockJUnit4ClassRunner;
import com.yanek.util.UnitTestBase;
@RunWith(BlockJUnit4ClassRunner.class)
public class TestIOC extends UnitTestBase {
public TestIOC() {
super("classpath*:spring-ioc.xml");
}
@Test
public void testSay1() {
OneInterface oneInterface = super.getBean("oneInterface");
oneInterface.say("This is a test1.");
}
@Test
public void testSay2() {
OneInterface oneInterface = super.getBean("oneInterface");
oneInterface.say("This is a test2.");
}
}
相关类和配置文件
package com.yanek.util;
import org.junit.After;
import org.junit.Before;
import org.springframework.beans.BeansException;
import org.springframework.context.support.ClassPathXmlApplicationContext;
public class UnitTestBase {
private ClassPathXmlApplicationContext context;
private String springXmlpath;
public UnitTestBase() {}
public UnitTestBase(String springXmlpath) {
this.springXmlpath = springXmlpath;
}
@Before
public void before() {
if ((springXmlpath!=null && !springXmlpath.equals(""))) {
springXmlpath = "classpath*:spring-*.xml";
}
try {
context = new ClassPathXmlApplicationContext(springXmlpath.split("[,\\s]+"));
context.start();
} catch (BeansException e) {
e.printStackTrace();
}
}
@After
public void after() {
context.destroy();
}
@SuppressWarnings("unchecked")
protected <T extends Object> T getBean(String beanId) {
try {
return (T)context.getBean(beanId);
} catch (BeansException e) {
e.printStackTrace();
return null;
}
}
protected <T extends Object> T getBean(Class<T> clazz) {
try {
return context.getBean(clazz);
} catch (BeansException e) {
e.printStackTrace();
return null;
}
}
}
package com.yanek.ioc;
public interface OneInterface {
public void say(String arg);
}
package com.yanek.ioc;
public class OneInterfaceImpl implements OneInterface {
public void say(String arg) {
System.out.println("ServiceImpl say: " + arg);
}
}
spring配置文件
<?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="oneInterface" class="com.yanek.ioc.OneInterfaceImpl"></bean>
</beans>
