Add Activity to display a list of events

[unical.git] / gson / com / google / gson / JsonNull.java

/*\r
 * Copyright (C) 2008 Google Inc.\r
 *\r
 * Licensed under the Apache License, Version 2.0 (the "License");\r
 * you may not use this file except in compliance with the License.\r
 * You may obtain a copy of the License at\r
 *\r
 * http://www.apache.org/licenses/LICENSE-2.0\r
 *\r
 * Unless required by applicable law or agreed to in writing, software\r
 * distributed under the License is distributed on an "AS IS" BASIS,\r
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\r
 * See the License for the specific language governing permissions and\r
 * limitations under the License.\r
 */\r
\r
package com.google.gson;\r
\r
/**\r
 * A class representing a Json {@code null} value.\r
 *\r
 * @author Inderjeet Singh\r
 * @author Joel Leitch\r
 * @since 1.2\r
 */\r
public final class JsonNull extends JsonElement {\r
  /**\r
   * singleton for JsonNull\r
   *\r
   * @since 1.8\r
   */\r
  public static final JsonNull INSTANCE = new JsonNull();\r
\r
  /**\r
   * Creates a new JsonNull object.\r
   * Deprecated since Gson version 1.8. Use {@link #INSTANCE} instead\r
   */\r
  @Deprecated\r
  public JsonNull() {\r
    // Do nothing\r
  }\r
\r
  @Override\r
  JsonNull deepCopy() {\r
    return INSTANCE;\r
  }\r
\r
  /**\r
   * All instances of JsonNull have the same hash code since they are indistinguishable\r
   */\r
  @Override\r
  public int hashCode() {\r
    return JsonNull.class.hashCode();\r
  }\r
\r
  /**\r
   * All instances of JsonNull are the same\r
   */\r
  @Override\r
  public boolean equals(Object other) {\r
    return this == other || other instanceof JsonNull;\r
  }\r
}\r