spring学习笔记工厂模式

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SpringFactoryBeanTest.java


package com.lin.test;


import org.junit.Assert;
import org.junit.Test;
import org.springframework.beans.BeansException;
import org.springframework.context.ApplicationContext;
import org.springframework.context.support.ClassPathXmlApplicationContext;

/*******************************************************************************

 * SpringFactoryBeanTest.java Created on 2014年7月23日

 * Author: linfenliang

 * Description:

 * Version: 1.0

 ******************************************************************************/

public class SpringFactoryBeanTest {

ApplicationContext context = new ClassPathXmlApplicationContext("SpringFactoryBeanTest_applicationContext.xml");
@Test
public void test() {
BusinessFactory factory = null ;

//时间同步
try {
factory = (BusinessFactory) context.getBean(Integer.toHexString(0xF1).toUpperCase());
} catch (BeansException e) {

}
Assert.assertNotEquals(factory, null);
factory.execute(null, 0, null);
System.out.println();

//Acc状态上报
try {
factory = (BusinessFactory) context.getBean(Integer.toHexString(0x02).toUpperCase());
} catch (BeansException e) {

}
Assert.assertNotEquals(factory, null);
factory.execute(null, 0, null);
System.out.println();
}

}
abstract class BusinessFactory{
public void downStreamHandler(String mid,int serialNumber,byte[] content){
System.out.println("factory down stream.");
}
public abstract boolean execute(String mid,int serialNumber,byte[] content);
}
/**
 * 
 * 时间同步指令
 *
 */
class TimeSych extends BusinessFactory{
public TimeSych() {
System.out.println("new TimeSych");
}

@Override
public boolean execute(String mid, int serialNumber, byte[] content) {
System.out.println("TimeSych");
this.downStreamHandler(mid, serialNumber, content);
return true;
}
@Override
public void downStreamHandler(String mid, int serialNumber, byte[] content) {
System.out.println("TimeSych DownStreamHandler");
}

}
/**
 * 
 * 车辆ACC状态上报指令
 *
 */
class AccStatus extends BusinessFactory{
public AccStatus() {
System.out.println("new AccStatus");
}
@Override
public boolean execute(String mid, int serialNumber, byte[] content) {
System.out.println("AccStatus");
super.downStreamHandler(mid, serialNumber, content);
return true;
}

}

SpringFactoryBeanTest_applicationContext.xml

<beans xmlns="http://www.springframework.org/schema/beans"
    xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
    xmlns:p="http://www.springframework.org/schema/p"
    xmlns:context="http://www.springframework.org/schema/context"
    xsi:schemaLocation="http://www.springframework.org/schema/beans
        http://www.springframework.org/schema/beans/spring-beans.xsd
        http://www.springframework.org/schema/context
        http://www.springframework.org/schema/context/spring-context.xsd">
    <!-- 启用注解方式注入 -->
    <context:annotation-config/>
<bean name="F1" class="com.lin.test.TimeSych"/>
<bean name="2" class="com.lin.test.AccStatus"/>
    
</beans>

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