content: /*
   * Created on Mar 7, 2010
   * 
   * 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 @2010-2013 the original author or authors.
   */
  package org.fest.swing.core;
  
  import static org.fest.swing.edt.GuiActionRunner.execute;
  import static org.fest.util.Preconditions.checkNotNull;
  
  import javax.annotation.Nonnull;
  import javax.annotation.Nullable;
  
  import org.fest.assertions.Description;
  import org.fest.swing.annotation.RunsInEDT;
  import org.fest.swing.edt.GuiQuery;
  import org.fest.swing.timing.Condition;
  
  /**
   * {@link Condition} that is evaluated in the event dispatch thread (EDT.)
   * 
   * @author Alex Ruiz
   * 
   * @since 1.2
   */
  public abstract class EdtSafeCondition extends Condition {
    /**
     * Creates a new {@link EdtSafeCondition}.
     * 
     * @param description describes this condition.
     */
    public EdtSafeCondition(@Nonnull String description) {
      super(description);
    }
  
    /**
     * Creates a new {@link EdtSafeCondition}.
     * 
     * @param description describes this condition.
     */
    public EdtSafeCondition(@Nullable Description description) {
      super(description);
    }
  
    /**
     * Checks if the condition has been satisfied.
     * 
     * @return {@code true} if the condition has been satisfied, otherwise {@code false}.
     */
    @Override
    public final boolean test() {
      Boolean result = execute(new GuiQuery<Boolean>() {
        @Override
        protected Boolean executeInEDT() {
          return testInEDT();
        }
      });
      return checkNotNull(result);
    }
  
    /**
     * Checks if the condition has been satisfied. This method is guaranteed to be executed in the event dispatch thread
     * (EDT.)
     * 
     * @return {@code true} if the condition has been satisfied, otherwise {@code false}.
     */
    @RunsInEDT
    protected abstract boolean testInEDT();
  }
  