groovy学习

工程结构图

xml配置

<?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:lang="http://www.springframework.org/schema/lang"
    xsi:schemaLocation="http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans-2.0.xsd http://www.springframework.org/schema/lang http://www.springframework.org/schema/lang/spring-lang.xsd">
    <lang:groovy id="sayHello" script-source="classpath:groovy/SayHello.groovy"
        refresh-check-delay="5000">
        <!-- customizer-ref="scripletCustomizer" classpath: -->
        <lang:property name="user" ref="user3" />
        <lang:property name="hello" value="Welcome " />
    </lang:groovy>

    <bean id="ser1" class="com.org.test.Ser1">
        <property name="user" ref="user1" />
    </bean>

    <bean id="user1" class="groovy.entity.User">
        <property name="name" value="Mr X" />
    </bean>
    <bean id="user2" class="groovy.entity.User">
        <property name="name" value="Mr Y" />
    </bean>
    <bean id="user3" class="groovy.entity.User">
        <property name="name" value="Mr Z" />
    </bean>

    <lang:groovy id="helloWorldService">
        <lang:inline-script>
        <![CDATA[
            import groovy.impl.SayHelloImpl;
             class HelloWorldServiceImpl implements SayHelloImpl {
          
                 String name
          
              String sayHello()
              {
                      println "Hello $name. Welcome to Scripting in Groovy"
              }
            }
        ]]>
        </lang:inline-script>
        <lang:property name="name" value="meera" />
    </lang:groovy>

</beans>

1>

package com.org.test;

import groovy.entity.User;
import groovy.impl.SayHelloImpl;

public class Ser1 implements SayHelloImpl
{
    User user;

    public User getUser()
    {
        return user;
    }

    public void setUser(User user)
    {
        this.user = user;
    }

    @Override
    public Object sayHello()
    {
        System.out.println("||" + user.getProperty("name"));
        return "";
    }

}
2>

package com.org.test;

import groovy.entity.User;
import groovy.impl.SayHelloImpl;

import org.junit.Test;
import org.springframework.context.ApplicationContext;
import org.springframework.context.MessageSource;
import org.springframework.context.support.ClassPathXmlApplicationContext;

public class TestGSpring
{

    @Test
    public void test() throws InterruptedException
    {
        MessageSource resources = new ClassPathXmlApplicationContext(
                "ApplicationContext.xml");
        String message = resources.getMessage("message", null, "Default", null);
        System.out.println(message);
        ApplicationContext applicationContext = new ClassPathXmlApplicationContext(
                "ApplicationContext.xml");
        User user = (User) applicationContext.getBean("user1");

        System.out.println(user.getProperty("name"));
        System.out.println(applicationContext.getBean("sayHello").getClass());
        SayHelloImpl sayHello = null;
        while (true)
        {
            sayHello = (SayHelloImpl) applicationContext.getBean("sayHello");
            sayHello.sayHello();
            break;
            // Thread.currentThread().sleep(2000);
        }
        System.out.println("##############################");
        sayHello = (SayHelloImpl) applicationContext
                .getBean("helloWorldService");
        sayHello.sayHello();

    }
}
3>

package groovy.entity;
public class User{

    def name;
   
}
4>

package groovy.impl
public interface SayHelloImpl{ 
     def Object sayHello();   
}
5>

package groovy

import groovy.impl.SayHelloImpl
public class SayHello implements SayHelloImpl {
    
     def hello;
     def user;
     def sayHello(){
         println hello+','+user.name+'@';
     }
   
}

 

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