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Java example source code file (JsonScope.java)

This example Java source code file (JsonScope.java) is included in the alvinalexander.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" TM.

Learn more about this Java project at its project page.

Java - Java tags/keywords

closed, dangling_name, empty_array, empty_document, jsonscope, nonempty_array, nonempty_document, nonempty_object

The JsonScope.java Java example source code

/*
 * 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;

/**
 * Lexical scoping elements within a JSON reader or writer.
 *
 * @author Jesse Wilson
 * @since 1.6
 */
final class JsonScope {

    /**
     * An array with no elements requires no separators or newlines before
     * it is closed.
     */
    static final int EMPTY_ARRAY = 1;

    /**
     * A array with at least one value requires a comma and newline before
     * the next element.
     */
    static final int NONEMPTY_ARRAY = 2;

    /**
     * An object with no name/value pairs requires no separators or newlines
     * before it is closed.
     */
    static final int EMPTY_OBJECT = 3;

    /**
     * An object whose most recent element is a key. The next element must
     * be a value.
     */
    static final int DANGLING_NAME = 4;

    /**
     * An object with at least one name/value pair requires a comma and
     * newline before the next element.
     */
    static final int NONEMPTY_OBJECT = 5;

    /**
     * No object or array has been started.
     */
    static final int EMPTY_DOCUMENT = 6;

    /**
     * A document with at an array or object.
     */
    static final int NONEMPTY_DOCUMENT = 7;

    /**
     * A document that's been closed and cannot be accessed.
     */
    static final int CLOSED = 8;
}

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