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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.web.jaxrs;
20  
21  import javax.ws.rs.core.Application;
22  import javax.ws.rs.core.Feature;
23  import javax.ws.rs.core.FeatureContext;
24  import javax.ws.rs.ext.Provider;
25  
26  
27  /**
28   * Shiro JAX-RS feature which includes {@link ExceptionMapper}, {@link SubjectPrincipalRequestFilter}, and
29   * {@link ShiroAnnotationFilterFeature}.
30   *
31   * Typically a JAX-RS {@link Application} class will include this Feature class in the
32   * classes returned from {@link Application#getClasses()} method, for example:
33   * <blockquote><pre>
34   *     public class SampleApplication extends Application {
35   *
36   *         @Override
37   *         public Set<Class<?>> getClasses() {
38   *             Set<Class<?>> classes = new HashSet<Class<?>>();
39   *
40   *             // register Shiro
41   *             classes.add(ShiroFeature.class);
42   *             ...
43   *             return classes;
44   *         }
45   *     }
46   * </pre></blockquote>
47   * @since 1.4
48   */
49  @Provider // NOTE: Apache CXF requires this annotation on this feature (jersey and resteasy do not)
50  public class ShiroFeature implements Feature {
51  
52      @Override
53      public boolean configure(FeatureContext context) {
54  
55          context.register(ExceptionMapper.class);
56          context.register(SubjectPrincipalRequestFilter.class);
57          context.register(ShiroAnnotationFilterFeature.class);
58  
59          return true;
60      }
61  }