Java tutorial
/* * Copyright (C) 2010 Google Inc. * * 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. */ package com.google.gson.stream; /** * A structure, name or value type in a JSON-encoded string. * * @author Jesse Wilson * @since 1.6 */ public enum JsonToken { /** * The opening of a JSON array. Written using {@link JsonWriter#beginArray} * and read using {@link JsonReader#beginArray}. */ BEGIN_ARRAY, /** * The closing of a JSON array. Written using {@link JsonWriter#endArray} * and read using {@link JsonReader#endArray}. */ END_ARRAY, /** * The opening of a JSON object. Written using {@link JsonWriter#beginObject} * and read using {@link JsonReader#beginObject}. */ BEGIN_OBJECT, /** * The closing of a JSON object. Written using {@link JsonWriter#endObject} * and read using {@link JsonReader#endObject}. */ END_OBJECT, /** * A JSON property name. Within objects, tokens alternate between names and * their values. Written using {@link JsonWriter#name} and read using {@link * JsonReader#nextName} */ NAME, /** * A JSON string. */ STRING, /** * A JSON number represented in this API by a Java {@code double}, {@code * long}, or {@code int}. */ NUMBER, /** * A JSON {@code true} or {@code false}. */ BOOLEAN, /** * A JSON {@code null}. */ NULL, /** * The end of the JSON stream. This sentinel value is returned by {@link * JsonReader#peek()} to signal that the JSON-encoded value has no more * tokens. */ END_DOCUMENT }