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1   /*
2    * Licensed to the Apache Software Foundation (ASF) under one
3    * or more contributor license agreements.  See the NOTICE file
4    * distributed with this work for additional information
5    * regarding copyright ownership.  The ASF licenses this file
6    * to you under the Apache License, Version 2.0 (the
7    * "License"); you may not use this file except in compliance
8    * with the License.  You may obtain a copy of the License at
9    *
10   *     http://www.apache.org/licenses/LICENSE-2.0
11   *
12   * Unless required by applicable law or agreed to in writing,
13   * software distributed under the License is distributed on an
14   * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
15   * KIND, either express or implied.  See the License for the
16   * specific language governing permissions and limitations
17   * under the License.
18   */
19  package org.apache.shiro.authz.aop;
20  
21  import org.apache.shiro.aop.AnnotationResolver;
22  
23  /**
24   * Checks to see if a @{@link org.apache.shiro.authz.annotation.RequiresUser RequiresUser} annotation
25   * is declared, and if so, ensures the calling <code>Subject</code> is <em>either</em>
26   * {@link org.apache.shiro.subject.Subject#isAuthenticated() authenticated} <b><em>or</em></b> remembered via remember
27   * me services before invoking the method.
28   * <p>
29   * This annotation essentially ensures that <code>subject.{@link org.apache.shiro.subject.Subject#getPrincipal() getPrincipal()} != null</code>.
30   *
31   * @since 0.9.0
32   */
33  public class UserAnnotationMethodInterceptor extends AuthorizingAnnotationMethodInterceptor {
34  
35      /**
36       * Default no-argument constructor that ensures this interceptor looks for
37       *
38       * {@link org.apache.shiro.authz.annotation.RequiresUser RequiresUser} annotations in a method
39       * declaration.
40       */
41      public UserAnnotationMethodInterceptor() {
42          super( new UserAnnotationHandler() );
43      }
44  
45      /**
46       *
47       * @param resolver
48       * @since 1.1
49       */
50      public UserAnnotationMethodInterceptor(AnnotationResolver resolver) {
51          super(new UserAnnotationHandler(), resolver);
52      }
53  
54  }