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