gson/com/google/gson/stream/JsonScope.java

   1 /*
   2  * Copyright (C) 2010 Google Inc.
   3  *
   4  * Licensed under the Apache License, Version 2.0 (the "License");
   5  * you may not use this file except in compliance with the License.
   6  * You may obtain a copy of the License at
   7  *
   8  *      http://www.apache.org/licenses/LICENSE-2.0
   9  *
  10  * Unless required by applicable law or agreed to in writing, software
  11  * distributed under the License is distributed on an "AS IS" BASIS,
  12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  13  * See the License for the specific language governing permissions and
  14  * limitations under the License.
  15  */
  16
  17 package com.google.gson.stream;
  18
  19 /**
  20  * Lexical scoping elements within a JSON reader or writer.
  21  *
  22  * @author Jesse Wilson
  23  * @since 1.6
  24  */
  25 final class JsonScope {
  26
  27     /**
  28      * An array with no elements requires no separators or newlines before
  29      * it is closed.
  30      */
  31     static final int EMPTY_ARRAY = 1;
  32
  33     /**
  34      * A array with at least one value requires a comma and newline before
  35      * the next element.
  36      */
  37     static final int NONEMPTY_ARRAY = 2;
  38
  39     /**
  40      * An object with no name/value pairs requires no separators or newlines
  41      * before it is closed.
  42      */
  43     static final int EMPTY_OBJECT = 3;
  44
  45     /**
  46      * An object whose most recent element is a key. The next element must
  47      * be a value.
  48      */
  49     static final int DANGLING_NAME = 4;
  50
  51     /**
  52      * An object with at least one name/value pair requires a comma and
  53      * newline before the next element.
  54      */
  55     static final int NONEMPTY_OBJECT = 5;
  56
  57     /**
  58      * No object or array has been started.
  59      */
  60     static final int EMPTY_DOCUMENT = 6;
  61
  62     /**
  63      * A document with at an array or object.
  64      */
  65     static final int NONEMPTY_DOCUMENT = 7;
  66
  67     /**
  68      * A document that's been closed and cannot be accessed.
  69      */
  70     static final int CLOSED = 8;
  71 }