/*

  * Licensed to the Apache Software Foundation (ASF) under one

  * or more contributor license agreements.  See the NOTICE file

  * distributed with this work for additional information

  * regarding copyright ownership.  The ASF licenses this file

  * to you under the Apache License, Version 2.0 (the

  * "License"); you may not use this file except in compliance

  * with the License.  You may obtain a copy of the License at

  *

  *     http://www.apache.org/licenses/LICENSE-2.0

  *

  * Unless required by applicable law or agreed to in writing,

  * software distributed under the License is distributed on an

  * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY

  * KIND, either express or implied.  See the License for the

  * specific language governing permissions and limitations

  * under the License.

  */

 package org.apache.shiro.aspectj;

 import org.apache.shiro.aop.MethodInvocation;

 import org.apache.shiro.authz.aop.AnnotationsAuthorizingMethodInterceptor;

 import org.aspectj.lang.JoinPoint;

 import org.aspectj.lang.reflect.MethodSignature;

 import org.slf4j.Logger;

 import org.slf4j.LoggerFactory;

 import java.util.Arrays;

 /**

  * Extends the annotations authorizing method interceptor class hierarchie to adapt

  * an aspectj {@link JoinPoint} into a {@link MethodInvocation} amd to perform the

  * authorization of method invocations.

  *

  * @since 1.0

  */

 public class AspectjAnnotationsAuthorizingMethodInterceptor extends AnnotationsAuthorizingMethodInterceptor {

     /**

      * This class's private log instance.

      */

     private static final Logger log = LoggerFactory.getLogger(AspectjAnnotationsAuthorizingMethodInterceptor.class);

     /**

      * Performs the method interception of the before advice at the specified joint point.

      *

      * @param aJoinPoint The joint point to intercept.

      * @throws Throwable If an error occurs berforming the method invocation.

      */

     protected void performBeforeInterception(JoinPoint aJoinPoint) throws Throwable {

         if (log.isTraceEnabled()) log.trace("#### Invoking a method decorated with a Shiro annotation" +

                 "\n\tkind       : " + aJoinPoint.getKind() +

                 "\n\tjoinPoint  : " + aJoinPoint +

                 "\n\tannotations: " + Arrays.toString(((MethodSignature) aJoinPoint.getSignature()).getMethod().getAnnotations()) +

                 "\n\ttarget     : " + aJoinPoint.getTarget()

         );

         // 1. Adapt the join point into a method invocation

         BeforeAdviceMethodInvocationAdapter mi = BeforeAdviceMethodInvocationAdapter.createFrom(aJoinPoint);

         // 2. Delegate the authorization of the method call to the super class

         super.invoke(mi);

     }

 }