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    1   /**
    2    * Copyright (c) 2008-2011, 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
    17  package org.yaml.snakeyaml.generics;
    18
    19  import java.beans.IntrospectionException;
    20  import java.beans.Introspector;
    21  import java.beans.PropertyDescriptor;
    22
    23  /**
    24   * @see http://bugs.sun.com/view_bug.do?bug_id=6528714
    25   */
    26  public class GenericsBugDetector {
    27      /**
    28       * Check whether the proper class Nest for Bird's property 'home' is
    29       * recognized.
    30       */
    31      public static boolean isProperIntrospection() throws IntrospectionException {
    32          for (PropertyDescriptor property : Introspector.getBeanInfo(Bird.class)
    33                  .getPropertyDescriptors()) {
    34              if (property.getName().equals("home")) {
    35                  return property.getPropertyType() == Nest.class;
    36              }
    37          }
    38          throw new RuntimeException("Bird must contain 'home' property.");
    39      }
    40  }