Annotation Scope

       
File: context.xml

<?xml version="1.0" encoding="UTF-8"?>
<beans xmlns="http://www.springframework.org/schema/beans"
       xmlns:context="http://www.springframework.org/schema/context"
       xmlns:aop="http://www.springframework.org/schema/aop"
       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
                http://www.springframework.org/schema/context
                http://www.springframework.org/schema/context/spring-context.xsd
                http://www.springframework.org/schema/aop
                http://www.springframework.org/schema/aop/spring-aop.xsd">

    <aop:aspectj-autoproxy />

    <context:component-scan base-package="bean">
        <context:include-filter type="annotation" expression="org.aspectj.lang.annotation.Aspect"/>
    </context:component-scan>


</beans>


File: Main.java

import org.springframework.context.ApplicationContext;
import org.springframework.context.support.ClassPathXmlApplicationContext;

import bean.Helper;
import bean.HelperDemo;

public class Main {
  public static void main(String[] args) throws Exception {
    ApplicationContext ac = new ClassPathXmlApplicationContext(
        "context.xml");
    HelperDemo hd1 = (HelperDemo) ac.getBean("helperDemo");
    hd1.someOperation();
    System.out.println(hd1);
    HelperDemo hd2 = (HelperDemo) ac.getBean("helperDemo");
    hd2.someOperation();
    System.out.println(hd2);
    Helper helper = (Helper) ac.getBean("helper");
    System.out.println(helper);
  }
}

File: Helper.java

package bean;

import org.springframework.beans.factory.config.BeanDefinition;
import org.springframework.context.annotation.Scope;
import org.springframework.stereotype.Component;

@Component("helper")
@Scope(BeanDefinition.SCOPE_PROTOTYPE)
public class Helper {
    private int count;

    public void work() {
        this.count++;
    }

    @Override
    public String toString() {
        final StringBuilder sb = new StringBuilder();
        sb.append("Helper");
        sb.append("{count=").append(count);
        sb.append('}');
        return sb.toString();
    }
}


File: HelperDemo.java

package bean;



import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.beans.factory.config.BeanDefinition;
import org.springframework.context.annotation.Scope;
import org.springframework.stereotype.Component;

@Component
@Scope(BeanDefinition.SCOPE_PROTOTYPE)
public class HelperDemo {
    @Autowired
    private Helper helper;

    public void setHelper(Helper helper) {
        this.helper = helper;
    }

    public void someOperation() {
        this.helper.work();
    }

    @Override
    public String toString() {
        final StringBuilder sb = new StringBuilder();
        sb.append("HelperDemo");
        sb.append("{helper=").append(helper);
        sb.append('}');
        return sb.toString();
    }
}

Spring-AnnotationScope.zip( 4,452 k)

1.	Spring Tracing Aspect
2.	Method Lookup
3.	Method Before Advice
4.	Matcher For Getter And Setter
5.	Spring AOP Examples
6.	Jdk Regexp Method Pointcut
7.	Customizable TraceInterceptor
8.	Concurrency Throttle Interceptor
9.	ComposablePointcut Union
10.	ComposablePointcut Intersection
11.	AspectJ Expression Pointcut
12.	AspectJ AutoProxy
13.	Aspect Filter
14.	Aspect Annotation Pointcut AroundAfter
15.	Aspect Annotation
16.	AOP Annotation
17.	Annotation Component
18.	Annotated Autowiring

Annotation Scope : AOP « Spring « Java

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