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19 package org.apache.rat.report.xml.writer;
20
21 import java.io.IOException;
22 import java.io.Writer;
23 import java.util.ArrayDeque;
24 import java.util.Arrays;
25 import java.util.HashSet;
26 import java.util.Objects;
27 import java.util.Set;
28
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39
40 @SuppressWarnings({"checkstyle:MagicNumber", "checkstyle:JavadocVariable"})
41 public final class XmlWriter implements IXmlWriter {
42
43 private static final byte NAME_START_MASK = 1 << 1;
44 private static final byte NAME_MASK = 1 << 2;
45 private static final byte NAME_BODY_CHAR = NAME_MASK;
46 private static final byte NAME_START_OR_BODY_CHAR = NAME_MASK | NAME_START_MASK;
47
48 private static final boolean[] ALLOWED_CHARACTERS = new boolean[1 << 16];
49
50 static {
51 Arrays.fill(ALLOWED_CHARACTERS, false);
52 ALLOWED_CHARACTERS[0x9] = true;
53 ALLOWED_CHARACTERS[0xA] = true;
54 ALLOWED_CHARACTERS[0xD] = true;
55 Arrays.fill(ALLOWED_CHARACTERS, 0x20, 0xD7FF, true);
56 Arrays.fill(ALLOWED_CHARACTERS, 0xE000, 0xFFFD, true);
57 }
58
59 private static final byte[] CHARACTER_CODES = new byte[1 << 16];
60
61 static {
62
63 CHARACTER_CODES['_'] = NAME_START_OR_BODY_CHAR;
64 CHARACTER_CODES[':'] = NAME_START_OR_BODY_CHAR;
65
66
67 Arrays.fill(CHARACTER_CODES, 0x0041, 0x005A, NAME_START_OR_BODY_CHAR);
68 Arrays.fill(CHARACTER_CODES, 0x0061, 0x007A, NAME_START_OR_BODY_CHAR);
69 Arrays.fill(CHARACTER_CODES, 0x00C0, 0x00D6, NAME_START_OR_BODY_CHAR);
70 Arrays.fill(CHARACTER_CODES, 0x00D8, 0x00F6, NAME_START_OR_BODY_CHAR);
71 Arrays.fill(CHARACTER_CODES, 0x00F8, 0x00FF, NAME_START_OR_BODY_CHAR);
72 Arrays.fill(CHARACTER_CODES, 0x0100, 0x0131, NAME_START_OR_BODY_CHAR);
73 Arrays.fill(CHARACTER_CODES, 0x0134, 0x013E, NAME_START_OR_BODY_CHAR);
74 Arrays.fill(CHARACTER_CODES, 0x0141, 0x0148, NAME_START_OR_BODY_CHAR);
75 Arrays.fill(CHARACTER_CODES, 0x014A, 0x017E, NAME_START_OR_BODY_CHAR);
76 Arrays.fill(CHARACTER_CODES, 0x0180, 0x01C3, NAME_START_OR_BODY_CHAR);
77 Arrays.fill(CHARACTER_CODES, 0x01CD, 0x01F0, NAME_START_OR_BODY_CHAR);
78 Arrays.fill(CHARACTER_CODES, 0x01F4, 0x01F5, NAME_START_OR_BODY_CHAR);
79 Arrays.fill(CHARACTER_CODES, 0x01FA, 0x0217, NAME_START_OR_BODY_CHAR);
80 Arrays.fill(CHARACTER_CODES, 0x0250, 0x02A8, NAME_START_OR_BODY_CHAR);
81 Arrays.fill(CHARACTER_CODES, 0x02BB, 0x02C1, NAME_START_OR_BODY_CHAR);
82 CHARACTER_CODES[0x0386] = NAME_START_OR_BODY_CHAR;
83 Arrays.fill(CHARACTER_CODES, 0x0388, 0x038A, NAME_START_OR_BODY_CHAR);
84 CHARACTER_CODES[0x038C] = NAME_START_OR_BODY_CHAR;
85 Arrays.fill(CHARACTER_CODES, 0x038E, 0x03A1, NAME_START_OR_BODY_CHAR);
86 Arrays.fill(CHARACTER_CODES, 0x03A3, 0x03CE, NAME_START_OR_BODY_CHAR);
87 Arrays.fill(CHARACTER_CODES, 0x03D0, 0x03D6, NAME_START_OR_BODY_CHAR);
88 CHARACTER_CODES[0x03DA] = NAME_START_OR_BODY_CHAR;
89 CHARACTER_CODES[0x03DC] = NAME_START_OR_BODY_CHAR;
90 CHARACTER_CODES[0x03DE] = NAME_START_OR_BODY_CHAR;
91 CHARACTER_CODES[0x03E0] = NAME_START_OR_BODY_CHAR;
92 Arrays.fill(CHARACTER_CODES, 0x03E2, 0x03F3, NAME_START_OR_BODY_CHAR);
93 Arrays.fill(CHARACTER_CODES, 0x0401, 0x040C, NAME_START_OR_BODY_CHAR);
94 Arrays.fill(CHARACTER_CODES, 0x040E, 0x044F, NAME_START_OR_BODY_CHAR);
95 Arrays.fill(CHARACTER_CODES, 0x0451, 0x045C, NAME_START_OR_BODY_CHAR);
96 Arrays.fill(CHARACTER_CODES, 0x045E, 0x0481, NAME_START_OR_BODY_CHAR);
97 Arrays.fill(CHARACTER_CODES, 0x0490, 0x04C4, NAME_START_OR_BODY_CHAR);
98 Arrays.fill(CHARACTER_CODES, 0x04C7, 0x04C8, NAME_START_OR_BODY_CHAR);
99 Arrays.fill(CHARACTER_CODES, 0x04CB, 0x04CC, NAME_START_OR_BODY_CHAR);
100 Arrays.fill(CHARACTER_CODES, 0x04D0, 0x04EB, NAME_START_OR_BODY_CHAR);
101 Arrays.fill(CHARACTER_CODES, 0x04EE, 0x04F5, NAME_START_OR_BODY_CHAR);
102 Arrays.fill(CHARACTER_CODES, 0x04F8, 0x04F9, NAME_START_OR_BODY_CHAR);
103 Arrays.fill(CHARACTER_CODES, 0x0531, 0x0556, NAME_START_OR_BODY_CHAR);
104 CHARACTER_CODES[0x0559] = NAME_START_OR_BODY_CHAR;
105 Arrays.fill(CHARACTER_CODES, 0x0561, 0x0586, NAME_START_OR_BODY_CHAR);
106 Arrays.fill(CHARACTER_CODES, 0x05D0, 0x05EA, NAME_START_OR_BODY_CHAR);
107 Arrays.fill(CHARACTER_CODES, 0x05F0, 0x05F2, NAME_START_OR_BODY_CHAR);
108 Arrays.fill(CHARACTER_CODES, 0x0621, 0x063A, NAME_START_OR_BODY_CHAR);
109 Arrays.fill(CHARACTER_CODES, 0x0641, 0x064A, NAME_START_OR_BODY_CHAR);
110 Arrays.fill(CHARACTER_CODES, 0x0671, 0x06B7, NAME_START_OR_BODY_CHAR);
111 Arrays.fill(CHARACTER_CODES, 0x06BA, 0x06BE, NAME_START_OR_BODY_CHAR);
112 Arrays.fill(CHARACTER_CODES, 0x06C0, 0x06CE, NAME_START_OR_BODY_CHAR);
113 Arrays.fill(CHARACTER_CODES, 0x06D0, 0x06D3, NAME_START_OR_BODY_CHAR);
114 CHARACTER_CODES[0x06D5] = NAME_START_OR_BODY_CHAR;
115 Arrays.fill(CHARACTER_CODES, 0x06E5, 0x06E6, NAME_START_OR_BODY_CHAR);
116 Arrays.fill(CHARACTER_CODES, 0x0905, 0x0939, NAME_START_OR_BODY_CHAR);
117 CHARACTER_CODES[0x093D] = NAME_START_OR_BODY_CHAR;
118 Arrays.fill(CHARACTER_CODES, 0x0958, 0x0961, NAME_START_OR_BODY_CHAR);
119 Arrays.fill(CHARACTER_CODES, 0x0985, 0x098C, NAME_START_OR_BODY_CHAR);
120 Arrays.fill(CHARACTER_CODES, 0x098F, 0x0990, NAME_START_OR_BODY_CHAR);
121 Arrays.fill(CHARACTER_CODES, 0x0993, 0x09A8, NAME_START_OR_BODY_CHAR);
122 Arrays.fill(CHARACTER_CODES, 0x09AA, 0x09B0, NAME_START_OR_BODY_CHAR);
123 CHARACTER_CODES[0x09B2] = NAME_START_OR_BODY_CHAR;
124 Arrays.fill(CHARACTER_CODES, 0x09B6, 0x09B9, NAME_START_OR_BODY_CHAR);
125 Arrays.fill(CHARACTER_CODES, 0x09DC, 0x09DD, NAME_START_OR_BODY_CHAR);
126 Arrays.fill(CHARACTER_CODES, 0x09DF, 0x09E1, NAME_START_OR_BODY_CHAR);
127 Arrays.fill(CHARACTER_CODES, 0x09F0, 0x09F1, NAME_START_OR_BODY_CHAR);
128 Arrays.fill(CHARACTER_CODES, 0x0A05, 0x0A0A, NAME_START_OR_BODY_CHAR);
129 Arrays.fill(CHARACTER_CODES, 0x0A0F, 0x0A10, NAME_START_OR_BODY_CHAR);
130 Arrays.fill(CHARACTER_CODES, 0x0A13, 0x0A28, NAME_START_OR_BODY_CHAR);
131 Arrays.fill(CHARACTER_CODES, 0x0A2A, 0x0A30, NAME_START_OR_BODY_CHAR);
132 Arrays.fill(CHARACTER_CODES, 0x0A32, 0x0A33, NAME_START_OR_BODY_CHAR);
133 Arrays.fill(CHARACTER_CODES, 0x0A35, 0x0A36, NAME_START_OR_BODY_CHAR);
134 Arrays.fill(CHARACTER_CODES, 0x0A38, 0x0A39, NAME_START_OR_BODY_CHAR);
135 Arrays.fill(CHARACTER_CODES, 0x0A59, 0x0A5C, NAME_START_OR_BODY_CHAR);
136 CHARACTER_CODES[0x0A5E] = NAME_START_OR_BODY_CHAR;
137 Arrays.fill(CHARACTER_CODES, 0x0A72, 0x0A74, NAME_START_OR_BODY_CHAR);
138 Arrays.fill(CHARACTER_CODES, 0x0A85, 0x0A8B, NAME_START_OR_BODY_CHAR);
139 CHARACTER_CODES[0x0A8D] = NAME_START_OR_BODY_CHAR;
140 Arrays.fill(CHARACTER_CODES, 0x0A8F, 0x0A91, NAME_START_OR_BODY_CHAR);
141 Arrays.fill(CHARACTER_CODES, 0x0A93, 0x0AA8, NAME_START_OR_BODY_CHAR);
142 Arrays.fill(CHARACTER_CODES, 0x0AAA, 0x0AB0, NAME_START_OR_BODY_CHAR);
143 Arrays.fill(CHARACTER_CODES, 0x0AB2, 0x0AB3, NAME_START_OR_BODY_CHAR);
144 Arrays.fill(CHARACTER_CODES, 0x0AB5, 0x0AB9, NAME_START_OR_BODY_CHAR);
145 CHARACTER_CODES[0x0ABD] = NAME_START_OR_BODY_CHAR;
146 CHARACTER_CODES[0x0AE0] = NAME_START_OR_BODY_CHAR;
147 Arrays.fill(CHARACTER_CODES, 0x0B05, 0x0B0C, NAME_START_OR_BODY_CHAR);
148 Arrays.fill(CHARACTER_CODES, 0x0B0F, 0x0B10, NAME_START_OR_BODY_CHAR);
149 Arrays.fill(CHARACTER_CODES, 0x0B13, 0x0B28, NAME_START_OR_BODY_CHAR);
150 Arrays.fill(CHARACTER_CODES, 0x0B2A, 0x0B30, NAME_START_OR_BODY_CHAR);
151 Arrays.fill(CHARACTER_CODES, 0x0B32, 0x0B33, NAME_START_OR_BODY_CHAR);
152 Arrays.fill(CHARACTER_CODES, 0x0B36, 0x0B39, NAME_START_OR_BODY_CHAR);
153 CHARACTER_CODES[0x0B3D] = NAME_START_OR_BODY_CHAR;
154 Arrays.fill(CHARACTER_CODES, 0x0B5C, 0x0B5D, NAME_START_OR_BODY_CHAR);
155 Arrays.fill(CHARACTER_CODES, 0x0B5F, 0x0B61, NAME_START_OR_BODY_CHAR);
156 Arrays.fill(CHARACTER_CODES, 0x0B85, 0x0B8A, NAME_START_OR_BODY_CHAR);
157 Arrays.fill(CHARACTER_CODES, 0x0B8E, 0x0B90, NAME_START_OR_BODY_CHAR);
158 Arrays.fill(CHARACTER_CODES, 0x0B92, 0x0B95, NAME_START_OR_BODY_CHAR);
159 Arrays.fill(CHARACTER_CODES, 0x0B99, 0x0B9A, NAME_START_OR_BODY_CHAR);
160 CHARACTER_CODES[0x0B9C] = NAME_START_OR_BODY_CHAR;
161 Arrays.fill(CHARACTER_CODES, 0x0B9E, 0x0B9F, NAME_START_OR_BODY_CHAR);
162 Arrays.fill(CHARACTER_CODES, 0x0BA3, 0x0BA4, NAME_START_OR_BODY_CHAR);
163 Arrays.fill(CHARACTER_CODES, 0x0BA8, 0x0BAA, NAME_START_OR_BODY_CHAR);
164 Arrays.fill(CHARACTER_CODES, 0x0BAE, 0x0BB5, NAME_START_OR_BODY_CHAR);
165 Arrays.fill(CHARACTER_CODES, 0x0BB7, 0x0BB9, NAME_START_OR_BODY_CHAR);
166 Arrays.fill(CHARACTER_CODES, 0x0C05, 0x0C0C, NAME_START_OR_BODY_CHAR);
167 Arrays.fill(CHARACTER_CODES, 0x0C0E, 0x0C10, NAME_START_OR_BODY_CHAR);
168 Arrays.fill(CHARACTER_CODES, 0x0C12, 0x0C28, NAME_START_OR_BODY_CHAR);
169 Arrays.fill(CHARACTER_CODES, 0x0C2A, 0x0C33, NAME_START_OR_BODY_CHAR);
170 Arrays.fill(CHARACTER_CODES, 0x0C35, 0x0C39, NAME_START_OR_BODY_CHAR);
171 Arrays.fill(CHARACTER_CODES, 0x0C60, 0x0C61, NAME_START_OR_BODY_CHAR);
172 Arrays.fill(CHARACTER_CODES, 0x0C85, 0x0C8C, NAME_START_OR_BODY_CHAR);
173 Arrays.fill(CHARACTER_CODES, 0x0C8E, 0x0C90, NAME_START_OR_BODY_CHAR);
174 Arrays.fill(CHARACTER_CODES, 0x0C92, 0x0CA8, NAME_START_OR_BODY_CHAR);
175 Arrays.fill(CHARACTER_CODES, 0x0CAA, 0x0CB3, NAME_START_OR_BODY_CHAR);
176 Arrays.fill(CHARACTER_CODES, 0x0CB5, 0x0CB9, NAME_START_OR_BODY_CHAR);
177 CHARACTER_CODES[0x0CDE] = NAME_START_OR_BODY_CHAR;
178 Arrays.fill(CHARACTER_CODES, 0x0CE0, 0x0CE1, NAME_START_OR_BODY_CHAR);
179 Arrays.fill(CHARACTER_CODES, 0x0D05, 0x0D0C, NAME_START_OR_BODY_CHAR);
180 Arrays.fill(CHARACTER_CODES, 0x0D0E, 0x0D10, NAME_START_OR_BODY_CHAR);
181 Arrays.fill(CHARACTER_CODES, 0x0D12, 0x0D28, NAME_START_OR_BODY_CHAR);
182 Arrays.fill(CHARACTER_CODES, 0x0D2A, 0x0D39, NAME_START_OR_BODY_CHAR);
183 Arrays.fill(CHARACTER_CODES, 0x0D60, 0x0D61, NAME_START_OR_BODY_CHAR);
184 Arrays.fill(CHARACTER_CODES, 0x0E01, 0x0E2E, NAME_START_OR_BODY_CHAR);
185 CHARACTER_CODES[0x0E30] = NAME_START_OR_BODY_CHAR;
186 Arrays.fill(CHARACTER_CODES, 0x0E32, 0x0E33, NAME_START_OR_BODY_CHAR);
187 Arrays.fill(CHARACTER_CODES, 0x0E40, 0x0E45, NAME_START_OR_BODY_CHAR);
188 Arrays.fill(CHARACTER_CODES, 0x0E81, 0x0E82, NAME_START_OR_BODY_CHAR);
189 CHARACTER_CODES[0x0E84] = NAME_START_OR_BODY_CHAR;
190 Arrays.fill(CHARACTER_CODES, 0x0E87, 0x0E88, NAME_START_OR_BODY_CHAR);
191 CHARACTER_CODES[0x0E8A] = NAME_START_OR_BODY_CHAR;
192 CHARACTER_CODES[0x0E8D] = NAME_START_OR_BODY_CHAR;
193 Arrays.fill(CHARACTER_CODES, 0x0E94, 0x0E97, NAME_START_OR_BODY_CHAR);
194 Arrays.fill(CHARACTER_CODES, 0x0E99, 0x0E9F, NAME_START_OR_BODY_CHAR);
195 Arrays.fill(CHARACTER_CODES, 0x0EA1, 0x0EA3, NAME_START_OR_BODY_CHAR);
196 CHARACTER_CODES[0x0EA5] = NAME_START_OR_BODY_CHAR;
197 CHARACTER_CODES[0x0EA7] = NAME_START_OR_BODY_CHAR;
198 Arrays.fill(CHARACTER_CODES, 0x0EAA, 0x0EAB, NAME_START_OR_BODY_CHAR);
199 Arrays.fill(CHARACTER_CODES, 0x0EAD, 0x0EAE, NAME_START_OR_BODY_CHAR);
200 CHARACTER_CODES[0x0EB0] = NAME_START_OR_BODY_CHAR;
201 Arrays.fill(CHARACTER_CODES, 0x0EB2, 0x0EB3, NAME_START_OR_BODY_CHAR);
202 CHARACTER_CODES[0x0EBD] = NAME_START_OR_BODY_CHAR;
203 Arrays.fill(CHARACTER_CODES, 0x0EC0, 0x0EC4, NAME_START_OR_BODY_CHAR);
204 Arrays.fill(CHARACTER_CODES, 0x0F40, 0x0F47, NAME_START_OR_BODY_CHAR);
205 Arrays.fill(CHARACTER_CODES, 0x0F49, 0x0F69, NAME_START_OR_BODY_CHAR);
206 Arrays.fill(CHARACTER_CODES, 0x10A0, 0x10C5, NAME_START_OR_BODY_CHAR);
207 Arrays.fill(CHARACTER_CODES, 0x10D0, 0x10F6, NAME_START_OR_BODY_CHAR);
208 CHARACTER_CODES[0x1100] = NAME_START_OR_BODY_CHAR;
209 Arrays.fill(CHARACTER_CODES, 0x1102, 0x1103, NAME_START_OR_BODY_CHAR);
210 Arrays.fill(CHARACTER_CODES, 0x1105, 0x1107, NAME_START_OR_BODY_CHAR);
211 CHARACTER_CODES[0x1109] = NAME_START_OR_BODY_CHAR;
212 Arrays.fill(CHARACTER_CODES, 0x110B, 0x110C, NAME_START_OR_BODY_CHAR);
213 Arrays.fill(CHARACTER_CODES, 0x110E, 0x1112, NAME_START_OR_BODY_CHAR);
214 CHARACTER_CODES[0x113C] = NAME_START_OR_BODY_CHAR;
215 CHARACTER_CODES[0x113E] = NAME_START_OR_BODY_CHAR;
216 CHARACTER_CODES[0x1140] = NAME_START_OR_BODY_CHAR;
217 CHARACTER_CODES[0x114C] = NAME_START_OR_BODY_CHAR;
218 CHARACTER_CODES[0x114E] = NAME_START_OR_BODY_CHAR;
219 CHARACTER_CODES[0x1150] = NAME_START_OR_BODY_CHAR;
220 Arrays.fill(CHARACTER_CODES, 0x1154, 0x1155, NAME_START_OR_BODY_CHAR);
221 CHARACTER_CODES[0x1159] = NAME_START_OR_BODY_CHAR;
222 Arrays.fill(CHARACTER_CODES, 0x115F, 0x1161, NAME_START_OR_BODY_CHAR);
223 CHARACTER_CODES[0x1163] = NAME_START_OR_BODY_CHAR;
224 CHARACTER_CODES[0x1165] = NAME_START_OR_BODY_CHAR;
225 CHARACTER_CODES[0x1167] = NAME_START_OR_BODY_CHAR;
226 CHARACTER_CODES[0x1169] = NAME_START_OR_BODY_CHAR;
227 Arrays.fill(CHARACTER_CODES, 0x116D, 0x116E, NAME_START_OR_BODY_CHAR);
228 Arrays.fill(CHARACTER_CODES, 0x1172, 0x1173, NAME_START_OR_BODY_CHAR);
229 CHARACTER_CODES[0x1175] = NAME_START_OR_BODY_CHAR;
230 CHARACTER_CODES[0x119E] = NAME_START_OR_BODY_CHAR;
231 CHARACTER_CODES[0x11A8] = NAME_START_OR_BODY_CHAR;
232 CHARACTER_CODES[0x11AB] = NAME_START_OR_BODY_CHAR;
233 Arrays.fill(CHARACTER_CODES, 0x11AE, 0x11AF, NAME_START_OR_BODY_CHAR);
234 Arrays.fill(CHARACTER_CODES, 0x11B7, 0x11B8, NAME_START_OR_BODY_CHAR);
235 CHARACTER_CODES[0x11BA] = NAME_START_OR_BODY_CHAR;
236 Arrays.fill(CHARACTER_CODES, 0x11BC, 0x11C2, NAME_START_OR_BODY_CHAR);
237 CHARACTER_CODES[0x11EB] = NAME_START_OR_BODY_CHAR;
238 CHARACTER_CODES[0x11F0] = NAME_START_OR_BODY_CHAR;
239 CHARACTER_CODES[0x11F9] = NAME_START_OR_BODY_CHAR;
240 Arrays.fill(CHARACTER_CODES, 0x1E00, 0x1E9B, NAME_START_OR_BODY_CHAR);
241 Arrays.fill(CHARACTER_CODES, 0x1EA0, 0x1EF9, NAME_START_OR_BODY_CHAR);
242 Arrays.fill(CHARACTER_CODES, 0x1F00, 0x1F15, NAME_START_OR_BODY_CHAR);
243 Arrays.fill(CHARACTER_CODES, 0x1F18, 0x1F1D, NAME_START_OR_BODY_CHAR);
244 Arrays.fill(CHARACTER_CODES, 0x1F20, 0x1F45, NAME_START_OR_BODY_CHAR);
245 Arrays.fill(CHARACTER_CODES, 0x1F48, 0x1F4D, NAME_START_OR_BODY_CHAR);
246 Arrays.fill(CHARACTER_CODES, 0x1F50, 0x1F57, NAME_START_OR_BODY_CHAR);
247 CHARACTER_CODES[0x1F59] = NAME_START_OR_BODY_CHAR;
248 CHARACTER_CODES[0x1F5B] = NAME_START_OR_BODY_CHAR;
249 CHARACTER_CODES[0x1F5D] = NAME_START_OR_BODY_CHAR;
250 Arrays.fill(CHARACTER_CODES, 0x1F5F, 0x1F7D, NAME_START_OR_BODY_CHAR);
251 Arrays.fill(CHARACTER_CODES, 0x1F80, 0x1FB4, NAME_START_OR_BODY_CHAR);
252 Arrays.fill(CHARACTER_CODES, 0x1FB6, 0x1FBC, NAME_START_OR_BODY_CHAR);
253 CHARACTER_CODES[0x1FBE] = NAME_START_OR_BODY_CHAR;
254 Arrays.fill(CHARACTER_CODES, 0x1FC2, 0x1FC4, NAME_START_OR_BODY_CHAR);
255 Arrays.fill(CHARACTER_CODES, 0x1FC6, 0x1FCC, NAME_START_OR_BODY_CHAR);
256 Arrays.fill(CHARACTER_CODES, 0x1FD0, 0x1FD3, NAME_START_OR_BODY_CHAR);
257 Arrays.fill(CHARACTER_CODES, 0x1FD6, 0x1FDB, NAME_START_OR_BODY_CHAR);
258 Arrays.fill(CHARACTER_CODES, 0x1FE0, 0x1FEC, NAME_START_OR_BODY_CHAR);
259 Arrays.fill(CHARACTER_CODES, 0x1FF2, 0x1FF4, NAME_START_OR_BODY_CHAR);
260 Arrays.fill(CHARACTER_CODES, 0x1FF6, 0x1FFC, NAME_START_OR_BODY_CHAR);
261 CHARACTER_CODES[0x2126] = NAME_START_OR_BODY_CHAR;
262 Arrays.fill(CHARACTER_CODES, 0x212A, 0x212B, NAME_START_OR_BODY_CHAR);
263 CHARACTER_CODES[0x212E] = NAME_START_OR_BODY_CHAR;
264 Arrays.fill(CHARACTER_CODES, 0x2180, 0x2182, NAME_START_OR_BODY_CHAR);
265 Arrays.fill(CHARACTER_CODES, 0x3041, 0x3094, NAME_START_OR_BODY_CHAR);
266 Arrays.fill(CHARACTER_CODES, 0x30A1, 0x30FA, NAME_START_OR_BODY_CHAR);
267 Arrays.fill(CHARACTER_CODES, 0x3105, 0x312C, NAME_START_OR_BODY_CHAR);
268 Arrays.fill(CHARACTER_CODES, 0xAC00, 0xD7A3, NAME_START_OR_BODY_CHAR);
269
270 Arrays.fill(CHARACTER_CODES, 0x4E00, 0x9FA5, NAME_START_OR_BODY_CHAR);
271 CHARACTER_CODES[0x3007] = NAME_START_OR_BODY_CHAR;
272 Arrays.fill(CHARACTER_CODES, 0x3021, 0x3029, NAME_START_OR_BODY_CHAR);
273
274
275 CHARACTER_CODES['.'] = NAME_BODY_CHAR;
276 CHARACTER_CODES['-'] = NAME_BODY_CHAR;
277
278 Arrays.fill(CHARACTER_CODES, 0x0300, 0x0345, NAME_BODY_CHAR);
279 Arrays.fill(CHARACTER_CODES, 0x0360, 0x0361, NAME_BODY_CHAR);
280 Arrays.fill(CHARACTER_CODES, 0x0483, 0x0486, NAME_BODY_CHAR);
281 Arrays.fill(CHARACTER_CODES, 0x0591, 0x05A1, NAME_BODY_CHAR);
282 Arrays.fill(CHARACTER_CODES, 0x05A3, 0x05B9, NAME_BODY_CHAR);
283 Arrays.fill(CHARACTER_CODES, 0x05BB, 0x05BD, NAME_BODY_CHAR);
284 CHARACTER_CODES[0x05BF] = NAME_BODY_CHAR;
285 Arrays.fill(CHARACTER_CODES, 0x05C1, 0x05C2, NAME_BODY_CHAR);
286 CHARACTER_CODES[0x05C4] = NAME_BODY_CHAR;
287 Arrays.fill(CHARACTER_CODES, 0x064B, 0x0652, NAME_BODY_CHAR);
288 CHARACTER_CODES[0x0670] = NAME_BODY_CHAR;
289 Arrays.fill(CHARACTER_CODES, 0x06D6, 0x06DC, NAME_BODY_CHAR);
290 Arrays.fill(CHARACTER_CODES, 0x06DD, 0x06DF, NAME_BODY_CHAR);
291 Arrays.fill(CHARACTER_CODES, 0x06E0, 0x06E4, NAME_BODY_CHAR);
292 Arrays.fill(CHARACTER_CODES, 0x06E7, 0x06E8, NAME_BODY_CHAR);
293 Arrays.fill(CHARACTER_CODES, 0x06EA, 0x06ED, NAME_BODY_CHAR);
294 Arrays.fill(CHARACTER_CODES, 0x0901, 0x0903, NAME_BODY_CHAR);
295 CHARACTER_CODES[0x093C] = NAME_BODY_CHAR;
296 Arrays.fill(CHARACTER_CODES, 0x093E, 0x094C, NAME_BODY_CHAR);
297 CHARACTER_CODES[0x094D] = NAME_BODY_CHAR;
298 Arrays.fill(CHARACTER_CODES, 0x0951, 0x0954, NAME_BODY_CHAR);
299 Arrays.fill(CHARACTER_CODES, 0x0962, 0x0963, NAME_BODY_CHAR);
300 Arrays.fill(CHARACTER_CODES, 0x0981, 0x0983, NAME_BODY_CHAR);
301 CHARACTER_CODES[0x09BC] = NAME_BODY_CHAR;
302 CHARACTER_CODES[0x09BE] = NAME_BODY_CHAR;
303 CHARACTER_CODES[0x09BF] = NAME_BODY_CHAR;
304 Arrays.fill(CHARACTER_CODES, 0x09C0, 0x09C4, NAME_BODY_CHAR);
305 Arrays.fill(CHARACTER_CODES, 0x09C7, 0x09C8, NAME_BODY_CHAR);
306 Arrays.fill(CHARACTER_CODES, 0x09CB, 0x09CD, NAME_BODY_CHAR);
307 CHARACTER_CODES[0x09D7] = NAME_BODY_CHAR;
308 Arrays.fill(CHARACTER_CODES, 0x09E2, 0x09E3, NAME_BODY_CHAR);
309 CHARACTER_CODES[0x0A02] = NAME_BODY_CHAR;
310 CHARACTER_CODES[0x0A3C] = NAME_BODY_CHAR;
311 CHARACTER_CODES[0x0A3E] = NAME_BODY_CHAR;
312 CHARACTER_CODES[0x0A3F] = NAME_BODY_CHAR;
313 Arrays.fill(CHARACTER_CODES, 0x0A40, 0x0A42, NAME_BODY_CHAR);
314 Arrays.fill(CHARACTER_CODES, 0x0A47, 0x0A48, NAME_BODY_CHAR);
315 Arrays.fill(CHARACTER_CODES, 0x0A4B, 0x0A4D, NAME_BODY_CHAR);
316 Arrays.fill(CHARACTER_CODES, 0x0A70, 0x0A71, NAME_BODY_CHAR);
317 Arrays.fill(CHARACTER_CODES, 0x0A81, 0x0A83, NAME_BODY_CHAR);
318 CHARACTER_CODES[0x0ABC] = NAME_BODY_CHAR;
319 Arrays.fill(CHARACTER_CODES, 0x0ABE, 0x0AC5, NAME_BODY_CHAR);
320 Arrays.fill(CHARACTER_CODES, 0x0AC7, 0x0AC9, NAME_BODY_CHAR);
321 Arrays.fill(CHARACTER_CODES, 0x0ACB, 0x0ACD, NAME_BODY_CHAR);
322 Arrays.fill(CHARACTER_CODES, 0x0B01, 0x0B03, NAME_BODY_CHAR);
323 CHARACTER_CODES[0x0B3C] = NAME_BODY_CHAR;
324 Arrays.fill(CHARACTER_CODES, 0x0B3E, 0x0B43, NAME_BODY_CHAR);
325 Arrays.fill(CHARACTER_CODES, 0x0B47, 0x0B48, NAME_BODY_CHAR);
326 Arrays.fill(CHARACTER_CODES, 0x0B4B, 0x0B4D, NAME_BODY_CHAR);
327 Arrays.fill(CHARACTER_CODES, 0x0B56, 0x0B57, NAME_BODY_CHAR);
328 Arrays.fill(CHARACTER_CODES, 0x0B82, 0x0B83, NAME_BODY_CHAR);
329 Arrays.fill(CHARACTER_CODES, 0x0BBE, 0x0BC2, NAME_BODY_CHAR);
330 Arrays.fill(CHARACTER_CODES, 0x0BC6, 0x0BC8, NAME_BODY_CHAR);
331 Arrays.fill(CHARACTER_CODES, 0x0BCA, 0x0BCD, NAME_BODY_CHAR);
332 CHARACTER_CODES[0x0BD7] = NAME_BODY_CHAR;
333 Arrays.fill(CHARACTER_CODES, 0x0C01, 0x0C03, NAME_BODY_CHAR);
334 Arrays.fill(CHARACTER_CODES, 0x0C3E, 0x0C44, NAME_BODY_CHAR);
335 Arrays.fill(CHARACTER_CODES, 0x0C46, 0x0C48, NAME_BODY_CHAR);
336 Arrays.fill(CHARACTER_CODES, 0x0C4A, 0x0C4D, NAME_BODY_CHAR);
337 Arrays.fill(CHARACTER_CODES, 0x0C55, 0x0C56, NAME_BODY_CHAR);
338 Arrays.fill(CHARACTER_CODES, 0x0C82, 0x0C83, NAME_BODY_CHAR);
339 Arrays.fill(CHARACTER_CODES, 0x0CBE, 0x0CC4, NAME_BODY_CHAR);
340 Arrays.fill(CHARACTER_CODES, 0x0CC6, 0x0CC8, NAME_BODY_CHAR);
341 Arrays.fill(CHARACTER_CODES, 0x0CCA, 0x0CCD, NAME_BODY_CHAR);
342 Arrays.fill(CHARACTER_CODES, 0x0CD5, 0x0CD6, NAME_BODY_CHAR);
343 Arrays.fill(CHARACTER_CODES, 0x0D02, 0x0D03, NAME_BODY_CHAR);
344 Arrays.fill(CHARACTER_CODES, 0x0D3E, 0x0D43, NAME_BODY_CHAR);
345 Arrays.fill(CHARACTER_CODES, 0x0D46, 0x0D48, NAME_BODY_CHAR);
346 Arrays.fill(CHARACTER_CODES, 0x0D4A, 0x0D4D, NAME_BODY_CHAR);
347 CHARACTER_CODES[0x0D57] = NAME_BODY_CHAR;
348 CHARACTER_CODES[0x0E31] = NAME_BODY_CHAR;
349 Arrays.fill(CHARACTER_CODES, 0x0E34, 0x0E3A, NAME_BODY_CHAR);
350 Arrays.fill(CHARACTER_CODES, 0x0E47, 0x0E4E, NAME_BODY_CHAR);
351 CHARACTER_CODES[0x0EB1] = NAME_BODY_CHAR;
352 Arrays.fill(CHARACTER_CODES, 0x0EB4, 0x0EB9, NAME_BODY_CHAR);
353 Arrays.fill(CHARACTER_CODES, 0x0EBB, 0x0EBC, NAME_BODY_CHAR);
354 Arrays.fill(CHARACTER_CODES, 0x0EC8, 0x0ECD, NAME_BODY_CHAR);
355 Arrays.fill(CHARACTER_CODES, 0x0F18, 0x0F19, NAME_BODY_CHAR);
356 CHARACTER_CODES[0x0F35] = NAME_BODY_CHAR;
357 CHARACTER_CODES[0x0F37] = NAME_BODY_CHAR;
358 CHARACTER_CODES[0x0F39] = NAME_BODY_CHAR;
359 CHARACTER_CODES[0x0F3E] = NAME_BODY_CHAR;
360 CHARACTER_CODES[0x0F3F] = NAME_BODY_CHAR;
361 Arrays.fill(CHARACTER_CODES, 0x0F71, 0x0F84, NAME_BODY_CHAR);
362 Arrays.fill(CHARACTER_CODES, 0x0F86, 0x0F8B, NAME_BODY_CHAR);
363 Arrays.fill(CHARACTER_CODES, 0x0F90, 0x0F95, NAME_BODY_CHAR);
364 CHARACTER_CODES[0x0F97] = NAME_BODY_CHAR;
365 Arrays.fill(CHARACTER_CODES, 0x0F99, 0x0FAD, NAME_BODY_CHAR);
366 Arrays.fill(CHARACTER_CODES, 0x0FB1, 0x0FB7, NAME_BODY_CHAR);
367 CHARACTER_CODES[0x0FB9] = NAME_BODY_CHAR;
368 Arrays.fill(CHARACTER_CODES, 0x20D0, 0x20DC, NAME_BODY_CHAR);
369 CHARACTER_CODES[0x20E1] = NAME_BODY_CHAR;
370 Arrays.fill(CHARACTER_CODES, 0x302A, 0x302F, NAME_BODY_CHAR);
371 CHARACTER_CODES[0x3099] = NAME_BODY_CHAR;
372 CHARACTER_CODES[0x309A] = NAME_BODY_CHAR;
373
374 Arrays.fill(CHARACTER_CODES, 0x0030, 0x0039, NAME_BODY_CHAR);
375 Arrays.fill(CHARACTER_CODES, 0x0660, 0x0669, NAME_BODY_CHAR);
376 Arrays.fill(CHARACTER_CODES, 0x06F0, 0x06F9, NAME_BODY_CHAR);
377 Arrays.fill(CHARACTER_CODES, 0x0966, 0x096F, NAME_BODY_CHAR);
378 Arrays.fill(CHARACTER_CODES, 0x09E6, 0x09EF, NAME_BODY_CHAR);
379 Arrays.fill(CHARACTER_CODES, 0x0A66, 0x0A6F, NAME_BODY_CHAR);
380 Arrays.fill(CHARACTER_CODES, 0x0AE6, 0x0AEF, NAME_BODY_CHAR);
381 Arrays.fill(CHARACTER_CODES, 0x0B66, 0x0B6F, NAME_BODY_CHAR);
382 Arrays.fill(CHARACTER_CODES, 0x0BE7, 0x0BEF, NAME_BODY_CHAR);
383 Arrays.fill(CHARACTER_CODES, 0x0C66, 0x0C6F, NAME_BODY_CHAR);
384 Arrays.fill(CHARACTER_CODES, 0x0CE6, 0x0CEF, NAME_BODY_CHAR);
385 Arrays.fill(CHARACTER_CODES, 0x0D66, 0x0D6F, NAME_BODY_CHAR);
386 Arrays.fill(CHARACTER_CODES, 0x0E50, 0x0E59, NAME_BODY_CHAR);
387 Arrays.fill(CHARACTER_CODES, 0x0ED0, 0x0ED9, NAME_BODY_CHAR);
388 Arrays.fill(CHARACTER_CODES, 0x0F20, 0x0F29, NAME_BODY_CHAR);
389
390 CHARACTER_CODES[0x00B7] = NAME_BODY_CHAR;
391 CHARACTER_CODES[0x02D0] = NAME_BODY_CHAR;
392 CHARACTER_CODES[0x02D1] = NAME_BODY_CHAR;
393 CHARACTER_CODES[0x0387] = NAME_BODY_CHAR;
394 CHARACTER_CODES[0x0640] = NAME_BODY_CHAR;
395 CHARACTER_CODES[0x0E46] = NAME_BODY_CHAR;
396 CHARACTER_CODES[0x0EC6] = NAME_BODY_CHAR;
397 CHARACTER_CODES[0x3005] = NAME_BODY_CHAR;
398 Arrays.fill(CHARACTER_CODES, 0x3031, 0x3035, NAME_BODY_CHAR);
399 Arrays.fill(CHARACTER_CODES, 0x309D, 0x309E, NAME_BODY_CHAR);
400 Arrays.fill(CHARACTER_CODES, 0x30FC, 0x30FE, NAME_BODY_CHAR);
401
402 }
403
404 private final Writer writer;
405 private final ArrayDeque<CharSequence> elementNames;
406 private final Set<CharSequence> currentAttributes = new HashSet<>();
407
408 private boolean elementsWritten;
409 private boolean inElement;
410 private boolean prologWritten;
411
412
413
414
415
416 public XmlWriter(final Writer writer) {
417 this.writer = writer;
418 this.elementNames = new ArrayDeque<>();
419 }
420
421
422
423
424
425
426
427
428
429 @Override
430 public IXmlWriter startDocument() throws IOException {
431 if (elementsWritten) {
432 throw new OperationNotAllowedException("Document already started");
433 }
434 if (prologWritten) {
435 throw new OperationNotAllowedException("Only one prolog allowed");
436 }
437 writer.write("<?xml version='1.0'?>");
438 prologWritten = true;
439 return this;
440 }
441
442
443
444
445
446
447
448
449
450
451 @Override
452 public IXmlWriter openElement(final CharSequence elementName) throws IOException {
453 if (elementsWritten && elementNames.isEmpty()) {
454 throw new OperationNotAllowedException("Root element already closed. Cannot open new element.");
455 }
456 if (isInvalidName(elementName)) {
457 throw new InvalidXmlException("'" + elementName + "' is not a valid element name");
458 }
459 elementsWritten = true;
460 if (inElement) {
461 writer.write('>');
462 }
463 writer.write('<');
464 rawWrite(elementName);
465 inElement = true;
466 elementNames.push(elementName);
467 currentAttributes.clear();
468 return this;
469 }
470
471 @Override
472 public IXmlWriter comment(final CharSequence text) throws IOException {
473 if (inElement) {
474 writer.write('>');
475 }
476 inElement = false;
477 writer.write("<!-- ");
478 content(text);
479 writer.write(" -->");
480 return this;
481 }
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496 @Override
497 public IXmlWriter attribute(final CharSequence name, final CharSequence value) throws IOException {
498 if (elementNames.isEmpty()) {
499 if (elementsWritten) {
500 throw new OperationNotAllowedException("Root element has already been closed.");
501 }
502 throw new OperationNotAllowedException("Close called before an element has been opened.");
503 }
504 if (isInvalidName(name)) {
505 throw new InvalidXmlException("'" + name + "' is not a valid attribute name.");
506 }
507 if (!inElement) {
508 throw new InvalidXmlException("Attributes can only be written in elements");
509 }
510 if (currentAttributes.contains(name)) {
511 throw new InvalidXmlException("Each attribute can only be written once");
512 }
513 writer.write(' ');
514 rawWrite(name);
515 writer.write('=');
516 writer.write('\'');
517 writeAttributeContent(value);
518 writer.write('\'');
519 currentAttributes.add(name);
520 return this;
521 }
522
523 private void writeAttributeContent(final CharSequence content) throws IOException {
524 writeEscaped(content, true);
525 }
526
527 private void prepareForData() throws IOException {
528 if (elementNames.isEmpty()) {
529 if (elementsWritten) {
530 throw new OperationNotAllowedException("Root element has already been closed.");
531 }
532 throw new OperationNotAllowedException("An element must be opened before content can be written.");
533 }
534 if (inElement) {
535 writer.write('>');
536 }
537 }
538
539 @Override
540 public IXmlWriter content(final CharSequence content) throws IOException {
541 prepareForData();
542 writeEscaped(content, false);
543 inElement = false;
544 return this;
545 }
546
547 @Override
548 public IXmlWriter cdata(final CharSequence content) throws IOException {
549 prepareForData();
550 StringBuilder sb = new StringBuilder(content);
551 int found;
552 while (-1 != (found = sb.indexOf("]]>"))) {
553 sb.replace(found, found + 3, "{rat:CDATA close}");
554 }
555
556 writer.write("<![CDATA[ ");
557 for (int i = 0; i < sb.length(); i++) {
558 char c = sb.charAt(i);
559 if (isOutOfRange(c)) {
560 writer.write(String.format("\\u%X", (int) c));
561 } else {
562 writer.write(c);
563 }
564 }
565 writer.write(" ]]>");
566
567 inElement = false;
568 return this;
569 }
570
571 private void writeEscaped(final CharSequence content, final boolean isAttributeContent) throws IOException {
572 final int length = content.length();
573 for (int i = 0; i < length; i++) {
574 char character = content.charAt(i);
575 if (character == '&') {
576 writer.write("&");
577 } else if (character == '<') {
578 writer.write("<");
579 } else if (character == '>') {
580 writer.write(">");
581 } else if (isAttributeContent && character == '\'') {
582 writer.write("'");
583 } else if (isAttributeContent && character == '\"') {
584 writer.write(""");
585 } else if (isOutOfRange(character)) {
586 writer.write('?');
587 } else {
588 writer.write(character);
589 }
590 }
591 }
592
593 private boolean isOutOfRange(final char character) {
594 return !ALLOWED_CHARACTERS[character];
595 }
596
597
598
599
600
601
602
603
604 @Override
605 public IXmlWriter closeElement() throws IOException {
606 if (elementNames.isEmpty()) {
607 if (elementsWritten) {
608 throw new OperationNotAllowedException("Root element has already been closed.");
609 }
610 throw new OperationNotAllowedException("Close called before an element has been opened.");
611 }
612 final CharSequence elementName = elementNames.pop();
613 if (inElement) {
614 writer.write('/');
615 writer.write('>');
616 } else {
617 writer.write('<');
618 writer.write('/');
619 rawWrite(elementName);
620 writer.write('>');
621 }
622 writer.flush();
623 inElement = false;
624 return this;
625 }
626
627
628
629
630
631
632
633
634 @Override
635 public IXmlWriter closeElement(final CharSequence name) throws IOException {
636 Objects.requireNonNull(name);
637 if (elementNames.isEmpty()) {
638 if (elementsWritten) {
639 throw new OperationNotAllowedException("Root element has already been closed.");
640 }
641 throw new OperationNotAllowedException("Close called before an element has been opened.");
642 }
643 CharSequence elementName = null;
644 while (!name.equals(elementName)) {
645 elementName = elementNames.pop();
646 if (inElement) {
647 writer.write('/');
648 writer.write('>');
649 } else {
650 writer.write('<');
651 writer.write('/');
652 rawWrite(elementName);
653 writer.write('>');
654 }
655 inElement = false;
656 }
657 writer.flush();
658 return this;
659 }
660
661
662
663
664
665
666
667
668
669
670 @Override
671 public IXmlWriter closeDocument() throws IOException {
672 if (elementNames.isEmpty() && !elementsWritten) {
673 throw new OperationNotAllowedException("Close called before an element has been opened.");
674 }
675 while (!elementNames.isEmpty()) {
676 closeElement();
677 }
678 writer.flush();
679 return this;
680 }
681
682 private void rawWrite(final CharSequence sequence) throws IOException {
683 for (int i = 0; i < sequence.length(); i++) {
684 final char charAt = sequence.charAt(i);
685 writer.write(charAt);
686 }
687 }
688
689 private boolean isInvalidName(final CharSequence sequence) {
690 boolean result = true;
691 final int length = sequence.length();
692 for (int i = 0; i < length; i++) {
693 char character = sequence.charAt(i);
694 if (i == 0) {
695 if (!isValidNameStart(character)) {
696 result = false;
697 break;
698 }
699 } else {
700 if (!isValidNameBody(character)) {
701 result = false;
702 break;
703 }
704 }
705 }
706 return !result;
707 }
708
709 private boolean isValidNameStart(final char character) {
710 final byte code = CHARACTER_CODES[character];
711 return (code & NAME_START_MASK) > 0;
712 }
713
714 private boolean isValidNameBody(final char character) {
715 final byte code = CHARACTER_CODES[character];
716 return (code & NAME_MASK) > 0;
717 }
718
719 @Override
720 public void close() throws IOException {
721 closeDocument();
722 }
723 }