@Component("myInterceptor1")
public class MyInterceptor1 extends AbstractInterceptor {
    @Override
    public Object invoke(MethodInvocation invocation) throws Throwable {
        ......
    }
}

package com.nepxion.matrix.proxy.simple.aop;

/**
 * <p>Title: Nepxion Matrix</p>
 * <p>Description: Nepxion Matrix AOP</p>
 * <p>Copyright: Copyright (c) 2017-2050</p>
 * <p>Company: Nepxion</p>
 * @author Haojun Ren
 * @version 1.0
 */

import java.lang.annotation.Annotation;

import org.aopalliance.intercept.MethodInterceptor;
import org.springframework.stereotype.Component;

import com.nepxion.matrix.proxy.aop.DefaultAutoScanProxy;
import com.nepxion.matrix.proxy.mode.ProxyMode;
import com.nepxion.matrix.proxy.mode.ScanMode;

// 通过全局拦截器实现对类头部注解的扫描和代理
// 该类描述的逻辑是，目标接口或者类头部如果出现了MyAnnotation1注解，那么该接口或者类下面所有的方法都会被执行扫描和代理，代理类为MyInterceptor1
@Component("myAutoScanProxyForClass")
public class MyAutoScanProxyForClass extends DefaultAutoScanProxy {
    private static final long serialVersionUID = -5968030133395182024L;

    // 多个包路径，用“;”分隔
    private static final String SCAN_PACKAGES = "com.nepxion.matrix.proxy.simple";

    @SuppressWarnings("rawtypes")
    private Class[] commonInterceptorClasses;

    @SuppressWarnings("rawtypes")
    private Class[] classAnnotations;

    public MyAutoScanProxyForClass() {
        super(SCAN_PACKAGES, ProxyMode.BY_CLASS_ANNOTATION_ONLY, ScanMode.FOR_CLASS_ANNOTATION_ONLY);
    }

    @SuppressWarnings("unchecked")
    @Override
    protected Class<? extends MethodInterceptor>[] getCommonInterceptors() {
        if (commonInterceptorClasses == null) {
            commonInterceptorClasses = new Class[] { MyInterceptor1.class };
        }
        return commonInterceptorClasses;
    }

    @SuppressWarnings("unchecked")
    @Override
    protected Class<? extends Annotation>[] getClassAnnotations() {
        if (classAnnotations == null) {
            classAnnotations = new Class[] { MyAnnotation1.class };
        }
        return classAnnotations;
    }

    @Override
    protected void classAnnotationScanned(Class<?> targetClass, Class<? extends Annotation> classAnnotation) {
        System.out.println("Class annotation scanned, targetClass=" + targetClass + ", classAnnotation=" + classAnnotation);
    }
}

package com.nepxion.matrix.proxy.simple.aop;

/**
 * <p>Title: Nepxion Matrix</p>
 * <p>Description: Nepxion Matrix AOP</p>
 * <p>Copyright: Copyright (c) 2017-2050</p>
 * <p>Company: Nepxion</p>
 * @author Haojun Ren
 * @version 1.0
 */

import java.lang.annotation.Annotation;
import java.lang.reflect.Method;

import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Component;

import com.nepxion.matrix.proxy.aop.DefaultAutoScanProxy;
import com.nepxion.matrix.proxy.mode.ProxyMode;
import com.nepxion.matrix.proxy.mode.ScanMode;
import com.nepxion.matrix.proxy.simple.service.MyService2Impl;

// 通过额外拦截器实现对方法头部注解的扫描和代理
// 该类描述的逻辑是，目标接口或者类的某个方法上如果出现了MyAnnotation2注解，那么该接口或者类下面所有的方法都会被执行扫描和代理，并为该接口或者类指定一个具体的代理类为MyInterceptor2
@Component("myAutoScanProxyForMethod")
public class MyAutoScanProxyForMethod extends DefaultAutoScanProxy {
    private static final long serialVersionUID = -481395242918857264L;

    private static final String[] SCAN_PACKAGES = { "com.nepxion.matrix.proxy.simple" };

    @SuppressWarnings("rawtypes")
    private Class[] methodAnnotations;

    @Autowired
    private MyInterceptor2 myInterceptor2;

    private Object[] myInterceptor2Array;

    public MyAutoScanProxyForMethod() {
        super(SCAN_PACKAGES, ProxyMode.BY_METHOD_ANNOTATION_ONLY, ScanMode.FOR_METHOD_ANNOTATION_ONLY);
    }

    @Override
    protected Object[] getAdditionalInterceptors(Class<?> targetClass) {
        if (targetClass == MyService2Impl.class) {
            return getMyInterceptor2Array();
        }
        return null;
    }

    private Object[] getMyInterceptor2Array() {
        if (myInterceptor2Array == null) {
            myInterceptor2Array = new Object[] { myInterceptor2 };
        }
        return myInterceptor2Array;
    }

    @SuppressWarnings("unchecked")
    @Override
    protected Class<? extends Annotation>[] getMethodAnnotations() {
        if (methodAnnotations == null) {
            methodAnnotations = new Class[] { MyAnnotation2.class };
        }
        return methodAnnotations;
    }

    @Override
    protected void methodAnnotationScanned(Class<?> targetClass, Method method, Class<? extends Annotation> methodAnnotation) {
        System.out.println("Method annotation scanned, targetClass=" + targetClass + ", method=" + method + ", methodAnnotation=" + methodAnnotation);
    }
}