content: /*
   * Created on Oct 31, 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 javax.annotation.Nonnull;
  import javax.swing.JList;
  
  import org.fest.swing.annotation.RunsInCurrentThread;
  
  /**
   * <p>
   * Verifies correct state of items in a {@code JList}.
   * </p>
   * 
   * <p>
   * <b>Note:</b> Methods in this class are accessed in the current executing thread. Such thread may or may not be the
   * event dispatch thread (EDT.) Client code must call methods in this class from the EDT.
   * </p>
   * 
   * @author Alex Ruiz
   */
  final class JListItemPreconditions {
    @RunsInCurrentThread
    static void checkIndexInBounds(@Nonnull JList list, int index) {
      checkIndexInBounds(index, list.getModel().getSize());
    }
  
    @RunsInCurrentThread
    static void checkIndicesInBounds(@Nonnull JList list, @Nonnull int... indices) {
      int itemCount = list.getModel().getSize();
      for (int index : indices) {
        checkIndexInBounds(index, itemCount);
      }
    }
  
    private static void checkIndexInBounds(int index, int itemCount) {
      if (index >= 0 && index < itemCount) {
        return;
      }
      String format = "Item index (%d) should be between [0] and [%d] (inclusive)";
      String msg = String.format(format, index, itemCount - 1);
      throw new IndexOutOfBoundsException(msg);
    }
  
    private JListItemPreconditions() {}
  }
  