/*

 * reserved comment block

 * DO NOT REMOVE OR ALTER!

 */

/*

 * 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 WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.

 * See the License for the specific language governing permissions and

 * limitations under the License.

 */

package com.sun.org.apache.xml.internal.utils;

/**

 * Simple class for fast lookup of char values, when used with

 * hashtables.  You can set the char, then use it as a key.

 * @xsl.usage internal

 */

public class CharKey extends Object

{

  /** String value          */

  private char m_char;

  /**

   * Constructor CharKey

   *

   * @param key char value of this object.

   */

  public CharKey(char key)

  {

    m_char = key;

  }

  /**

   * Default constructor for a CharKey.

   */

  public CharKey()

  {

  }

  /**

   * Get the hash value of the character.

   *

   * @return hash value of the character.

   */

  public final void setChar(char c)

  {

    m_char = c;

  }

  /**

   * Get the hash value of the character.

   *

   * @return hash value of the character.

   */

  public final int hashCode()

  {

    return (int)m_char;

  }

  /**

   * Override of equals() for this object

   *

   * @param obj to compare to

   *

   * @return True if this object equals this string value

   */

  public final boolean equals(Object obj)

  {

    return ((CharKey)obj).m_char == m_char;

  }

}