View Javadoc

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  
20  package org.apache.myfaces.tobago.apt;
21  
22  import com.sun.mirror.apt.AnnotationProcessor;
23  import com.sun.mirror.apt.AnnotationProcessorEnvironment;
24  import com.sun.mirror.apt.AnnotationProcessorFactory;
25  import com.sun.mirror.declaration.AnnotationTypeDeclaration;
26  
27  import java.util.Arrays;
28  import java.util.Collection;
29  import java.util.Collections;
30  import java.util.Set;
31  
32  /*
33   * Created: Apr 27, 2005 4:27:27 PM
34   * User: bommel
35   * $Id: TobagoAnnotationProcessorFactory.java 1368242 2012-08-01 20:47:33Z lofwyr $
36   */
37  public class TobagoAnnotationProcessorFactory implements AnnotationProcessorFactory  {
38  
39    private static final Collection<String> SUPPORTED_ANNOTATIONS
40        = Collections.unmodifiableCollection(Arrays.asList(
41        "org.apache.myfaces.tobago.apt.annotation.Tag",
42        "org.apache.myfaces.tobago.apt.annotation.TagAttribute",
43        "org.apache.myfaces.tobago.apt.annotation.Taglib",
44        "org.apache.myfaces.tobago.apt.annotation.UIComponentTagAttribute"));
45  
46    private static final Collection<String> SUPPORTED_OPTIONS = Collections.emptyList();
47  
48    private TobagoAnnotationProcessor annotationProcessor = null;
49  
50    public Collection<String> supportedAnnotationTypes() {
51      return SUPPORTED_ANNOTATIONS;
52    }
53  
54    public Collection<String> supportedOptions() {
55      return SUPPORTED_OPTIONS;
56    }
57  
58    public AnnotationProcessor getProcessorFor(Set<AnnotationTypeDeclaration> atds,
59        AnnotationProcessorEnvironment env) {
60      if (annotationProcessor == null) {
61        annotationProcessor = new TobagoAnnotationProcessor(atds, env);
62      }
63      return annotationProcessor;
64    }
65  
66  
67  }