content: package net.sf.expectit.ant;
  
  /*
   * #%L
   * ExpectIt
   * %%
   * Copyright (C) 2014 Alexey Gavrilov and contributors
   * %%
   * Licensed 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 WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   * See the License for the specific language governing permissions and
   * limitations under the License.
   * #L%
   */
  
  import java.util.ArrayList;
  import java.util.List;
  import net.sf.expectit.Expect;
  import net.sf.expectit.ant.matcher.AbstractTaskElement;
  import org.apache.tools.ant.Task;
  import org.apache.tools.ant.UnknownElement;
  import org.apache.tools.ant.taskdefs.Sequential;
  
  /**
   * A container for the expect operations and other Ant tasks.
   */
  public class SequentialElement extends Sequential {
      private final List<Task> tasks = new ArrayList<Task>();
      private Expect expect;
  
      @Override
      public void addTask(Task task) {
          tasks.add(task);
          super.addTask(task);
      }
  
      /**
       * Sets the expect instance.
       *
       * @param expect the expect
       */
      public void setExpect(Expect expect) {
          this.expect = expect;
      }
  
      /**
       * {@inheritDoc}
       * <p/>
       * Passes the {@code expect} instance to the children tasks that are instanceof
       * {@link net.sf.expectit.ant.matcher.AbstractTaskElement}.
       */
      @Override
      public void execute() {
          for (Task t : tasks) {
              if (t instanceof UnknownElement) {
                  t.maybeConfigure();
                  Object proxy = ((UnknownElement) t).getWrapper().getProxy();
                  if (proxy instanceof AbstractTaskElement) {
                      ((AbstractTaskElement) proxy).setExpect(expect);
                  }
              }
          }
          super.execute();
      }
  
  }
  