1 /**
2 * Copyright (c) 2008-2012, http://www.snakeyaml.org
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 * http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16 package org.yaml.snakeyaml.generics;
17
18 import java.beans.IntrospectionException;
19 import java.beans.Introspector;
20 import java.beans.PropertyDescriptor;
21
22 /**
23 * @see http://bugs.sun.com/view_bug.do?bug_id=6528714
24 */
25 public class GenericsBugDetector {
26 /**
27 * Check whether the proper class Nest for Bird's property 'home' is
28 * recognized.
29 */
30 public static boolean isProperIntrospection() throws IntrospectionException {
31 for (PropertyDescriptor property : Introspector.getBeanInfo(Bird.class)
32 .getPropertyDescriptors()) {
33 if (property.getName().equals("home")) {
34 return property.getPropertyType() == Nest.class;
35 }
36 }
37 throw new RuntimeException("Bird must contain 'home' property.");
38 }
39 }