content: /*
   * Licensed to the Apache Software Foundation (ASF) under one
   * or more contributor license agreements.  See the NOTICE file
   * distributed with this work for additional information
   * regarding copyright ownership.  The ASF licenses this file
   * to you under the Apache License, Version 2.0 (the
   * "License"); you may not use this file except in compliance
   * with the License.  You may obtain a copy of the License at
   *
   *   http://www.apache.org/licenses/LICENSE-2.0
   *
   * Unless required by applicable law or agreed to in writing,
   * software distributed under the License is distributed on an
   * "AS IS" BASIS, WITHOUT WARRANTIESOR CONDITIONS OF ANY
   * KIND, either express or implied.  See the License for the
   * specific language governing permissions and limitations
   * under the License.
   */
  package org.apache.aries.blueprint.sample;
  
  public class DestroyTest
  {
    private Runnable target;
    private Exception destroyFailure;
    private boolean destroyed;
    
    public void setTarget(Runnable r)
    {
      target = r;
    }
    
    public Exception getDestroyFailure()
    {
      return destroyFailure;
    }
    
    public void destroy()
    {
      try {
        target.run();
      } catch (Exception e) {
        destroyFailure = e;
      }
      
      synchronized (this) {
        destroyed = true;
        notifyAll();
      }
    }
  
    public synchronized boolean waitForDestruction(int timeout)
    {
      long startTime = System.currentTimeMillis();
      
      while (!!!destroyed && System.currentTimeMillis() - startTime < timeout) {
        try {
          wait(100);
        } catch (InterruptedException e) {
        }
      }
      
      return destroyed;
    }
  }