1 package org.apache.onami.test.reflection;
2
3 /*
4 * Licensed to the Apache Software Foundation (ASF) under one
5 * or more contributor license agreements. See the NOTICE file
6 * distributed with this work for additional information
7 * regarding copyright ownership. The ASF licenses this file
8 * to you under the Apache License, Version 2.0 (the
9 * "License"); you may not use this file except in compliance
10 * with the License. You may obtain a copy of the License at
11 *
12 * http://www.apache.org/licenses/LICENSE-2.0
13 *
14 * Unless required by applicable law or agreed to in writing,
15 * software distributed under the License is distributed on an
16 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
17 * KIND, either express or implied. See the License for the
18 * specific language governing permissions and limitations
19 * under the License.
20 */
21
22 import java.lang.annotation.Annotation;
23 import java.lang.reflect.AnnotatedElement;
24
25 /**
26 * Interface to specify a generic annotation handler.
27 *
28 * @param <A> whatever annotation type
29 * @param <E> the element annotated with an annotation type
30 */
31 public interface AnnotationHandler<A extends Annotation, E extends AnnotatedElement>
32 {
33
34 /**
35 * Invoked when {@link ClassVisitor} found an annotation into a class.
36 *
37 * @param annotation handled annotation
38 * @param element the element annotated with input annotation
39 * @throws HandleException if an error occurs while processing the annotated element
40 * and the related annotation
41 */
42 void handle( A annotation, E element )
43 throws HandleException;
44
45 }