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1 /* |
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2 * Copyright (c) 2005, 2010, Oracle and/or its affiliates. All rights reserved. |
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3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
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4 * |
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5 * This code is free software; you can redistribute it and/or modify it |
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6 * under the terms of the GNU General Public License version 2 only, as |
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7 * published by the Free Software Foundation. Oracle designates this |
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8 * particular file as subject to the "Classpath" exception as provided |
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9 * by Oracle in the LICENSE file that accompanied this code. |
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10 * |
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11 * This code is distributed in the hope that it will be useful, but WITHOUT |
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12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
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14 * version 2 for more details (a copy is included in the LICENSE file that |
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15 * accompanied this code). |
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16 * |
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17 * You should have received a copy of the GNU General Public License version |
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18 * 2 along with this work; if not, write to the Free Software Foundation, |
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19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
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20 * |
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21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
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22 * or visit www.oracle.com if you need additional information or have any |
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23 * questions. |
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24 */ |
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25 |
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26 package com.sun.xml.internal.stream.buffer; |
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27 |
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28 public abstract class AbstractCreatorProcessor { |
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29 /** |
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30 * Flag on a T_DOCUMENT to indicate if a fragment |
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31 */ |
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32 protected static final int FLAG_DOCUMENT_FRAGMENT = 1 << 0; |
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33 |
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34 /* |
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35 * Flags on T_ELEMENT, T_ATTRIBUTE, T_NAMESPACE_ATTRIBUTE |
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36 * to indicate namespace information is represent |
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37 */ |
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38 protected static final int FLAG_PREFIX = 1 << 0; |
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39 protected static final int FLAG_URI = 1 << 1; |
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40 protected static final int FLAG_QUALIFIED_NAME = 1 << 2; |
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41 |
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42 /* |
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43 * Types of content for T_TEXT and T_COMMENT |
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44 * <p> |
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45 * Highest 2 bits of lower nibble are used. |
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46 */ |
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47 protected static final int CONTENT_TYPE_CHAR_ARRAY = 0 << 2; |
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48 protected static final int CONTENT_TYPE_CHAR_ARRAY_COPY = 1 << 2; |
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49 protected static final int CONTENT_TYPE_STRING = 2 << 2; |
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50 protected static final int CONTENT_TYPE_OBJECT = 3 << 2; |
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51 |
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52 /* |
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53 * Size of the length of character content for CONTENT_TYPE_CHAR_ARRAY |
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54 * <p> |
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55 * Last bit of lower nibble is used. |
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56 */ |
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57 protected static final int CHAR_ARRAY_LENGTH_SMALL = 0; |
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58 protected static final int CHAR_ARRAY_LENGTH_MEDIUM = 1; |
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59 protected static final int CHAR_ARRAY_LENGTH_SMALL_SIZE = 1 << 8; |
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60 protected static final int CHAR_ARRAY_LENGTH_MEDIUM_SIZE = 1 << 16; |
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61 |
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62 /* |
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63 * Types of value for T_ATTRIBUTE |
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64 * <p> |
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65 * Highest bit of lower nibble is used. |
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66 */ |
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67 protected static final int VALUE_TYPE_STRING = 0; |
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68 protected static final int VALUE_TYPE_OBJECT = 1 << 3; |
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69 |
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70 /* |
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71 * Mask for types. |
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72 * <p> |
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73 * Highest nibble is used. |
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74 */ |
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75 protected static final int TYPE_MASK = 0xF0; |
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76 protected static final int T_DOCUMENT = 0x10; |
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77 protected static final int T_ELEMENT = 0x20; |
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78 protected static final int T_ATTRIBUTE = 0x30; |
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79 protected static final int T_NAMESPACE_ATTRIBUTE = 0x40; |
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80 protected static final int T_TEXT = 0x50; |
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81 protected static final int T_COMMENT = 0x60; |
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82 protected static final int T_PROCESSING_INSTRUCTION = 0x70; |
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83 protected static final int T_UNEXPANDED_ENTITY_REFERENCE = 0x80; |
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84 protected static final int T_END = 0x90; |
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85 |
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86 /* |
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87 * Composed types. |
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88 * <p> |
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89 * One octet is used. |
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90 */ |
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91 protected static final int T_DOCUMENT_FRAGMENT = T_DOCUMENT | FLAG_DOCUMENT_FRAGMENT; |
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92 |
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93 protected static final int T_ELEMENT_U_LN_QN = T_ELEMENT | FLAG_URI | FLAG_QUALIFIED_NAME; |
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94 protected static final int T_ELEMENT_P_U_LN = T_ELEMENT | FLAG_PREFIX | FLAG_URI; |
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95 protected static final int T_ELEMENT_U_LN = T_ELEMENT | FLAG_URI; |
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96 protected static final int T_ELEMENT_LN = T_ELEMENT; |
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97 |
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98 protected static final int T_NAMESPACE_ATTRIBUTE_P = T_NAMESPACE_ATTRIBUTE | FLAG_PREFIX; |
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99 protected static final int T_NAMESPACE_ATTRIBUTE_P_U = T_NAMESPACE_ATTRIBUTE | FLAG_PREFIX | FLAG_URI; |
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100 protected static final int T_NAMESPACE_ATTRIBUTE_U = T_NAMESPACE_ATTRIBUTE | FLAG_URI; |
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101 |
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102 protected static final int T_ATTRIBUTE_U_LN_QN = T_ATTRIBUTE | FLAG_URI | FLAG_QUALIFIED_NAME; |
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103 protected static final int T_ATTRIBUTE_P_U_LN = T_ATTRIBUTE | FLAG_PREFIX | FLAG_URI; |
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104 protected static final int T_ATTRIBUTE_U_LN = T_ATTRIBUTE | FLAG_URI; |
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105 protected static final int T_ATTRIBUTE_LN = T_ATTRIBUTE; |
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106 protected static final int T_ATTRIBUTE_U_LN_QN_OBJECT = T_ATTRIBUTE_U_LN_QN | VALUE_TYPE_OBJECT; |
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107 protected static final int T_ATTRIBUTE_P_U_LN_OBJECT = T_ATTRIBUTE_P_U_LN | VALUE_TYPE_OBJECT; |
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108 protected static final int T_ATTRIBUTE_U_LN_OBJECT = T_ATTRIBUTE_U_LN | VALUE_TYPE_OBJECT; |
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109 protected static final int T_ATTRIBUTE_LN_OBJECT = T_ATTRIBUTE_LN | VALUE_TYPE_OBJECT; |
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110 |
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111 protected static final int T_TEXT_AS_CHAR_ARRAY = T_TEXT; |
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112 protected static final int T_TEXT_AS_CHAR_ARRAY_SMALL = T_TEXT | CHAR_ARRAY_LENGTH_SMALL; |
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113 protected static final int T_TEXT_AS_CHAR_ARRAY_MEDIUM = T_TEXT | CHAR_ARRAY_LENGTH_MEDIUM; |
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114 protected static final int T_TEXT_AS_CHAR_ARRAY_COPY = T_TEXT | CONTENT_TYPE_CHAR_ARRAY_COPY; |
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115 protected static final int T_TEXT_AS_STRING = T_TEXT | CONTENT_TYPE_STRING; |
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116 protected static final int T_TEXT_AS_OBJECT = T_TEXT | CONTENT_TYPE_OBJECT; |
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117 |
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118 protected static final int T_COMMENT_AS_CHAR_ARRAY = T_COMMENT; |
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119 protected static final int T_COMMENT_AS_CHAR_ARRAY_SMALL = T_COMMENT | CHAR_ARRAY_LENGTH_SMALL; |
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120 protected static final int T_COMMENT_AS_CHAR_ARRAY_MEDIUM = T_COMMENT | CHAR_ARRAY_LENGTH_MEDIUM; |
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121 protected static final int T_COMMENT_AS_CHAR_ARRAY_COPY = T_COMMENT | CONTENT_TYPE_CHAR_ARRAY_COPY; |
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122 protected static final int T_COMMENT_AS_STRING = T_COMMENT | CONTENT_TYPE_STRING; |
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123 |
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124 protected static final int T_END_OF_BUFFER = -1; |
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125 |
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126 protected FragmentedArray<byte[]> _currentStructureFragment; |
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127 protected byte[] _structure; |
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128 protected int _structurePtr; |
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129 |
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130 protected FragmentedArray<String[]> _currentStructureStringFragment; |
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131 protected String[] _structureStrings; |
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132 protected int _structureStringsPtr; |
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133 |
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134 protected FragmentedArray<char[]> _currentContentCharactersBufferFragment; |
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135 protected char[] _contentCharactersBuffer; |
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136 protected int _contentCharactersBufferPtr; |
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137 |
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138 protected FragmentedArray<Object[]> _currentContentObjectFragment; |
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139 protected Object[] _contentObjects; |
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140 protected int _contentObjectsPtr; |
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141 } |