content: /*
   * Created on Feb 23, 2008
   * 
   * 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.
   * 
   * Copyright @2008-2013 the original author or authors.
   */
  package org.fest.swing.driver;
  
  import static org.fest.swing.exception.ActionFailedException.actionFailure;
  import static org.fest.swing.format.Formatting.format;
  import static org.fest.util.Strings.concat;
  
  import java.awt.Component;
  
  import javax.accessibility.AccessibleAction;
  import javax.annotation.Nonnull;
  
  import org.fest.swing.annotation.RunsInCurrentThread;
  
  /**
   * <p>
   * Executes the default (first) {@code Action} in an AWT or Swing {@code Component}'s {@code AccessibleAction}.
   * </p>
   * 
   * <p>
   * This task is <b>not</b> guaranteed to be executed in the event dispatch thread (EDT.)
   * </p>
   * 
   * @author Alex Ruiz
   */
  class ComponentPerformDefaultAccessibleActionTask {
    private static final int DEFAULT_ACTION_INDEX = 0;
  
    @RunsInCurrentThread
    static void performDefaultAccessibleAction(final @Nonnull Component c) {
      AccessibleAction action = c.getAccessibleContext().getAccessibleAction();
      if (action == null || action.getAccessibleActionCount() == 0) {
        throw actionFailure(concat("Unable to perform accessible action for ", format(c)));
      }
      action.doAccessibleAction(DEFAULT_ACTION_INDEX);
    }
  }
  