1 | /* |
2 | Copyright (C) 2002-2004 MySQL AB |
3 | |
4 | This program is free software; you can redistribute it and/or modify |
5 | it under the terms of version 2 of the GNU General Public License as |
6 | published by the Free Software Foundation. |
7 | |
8 | There are special exceptions to the terms and conditions of the GPL |
9 | as it is applied to this software. View the full text of the |
10 | exception in file EXCEPTIONS-CONNECTOR-J in the directory of this |
11 | software distribution. |
12 | |
13 | This program is distributed in the hope that it will be useful, |
14 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
15 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
16 | GNU General Public License for more details. |
17 | |
18 | You should have received a copy of the GNU General Public License |
19 | along with this program; if not, write to the Free Software |
20 | Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
21 | |
22 | |
23 | |
24 | */ |
25 | package com.mysql.jdbc; |
26 | |
27 | import java.sql.Types; |
28 | |
29 | /** |
30 | * MysqlDefs contains many values that are needed for communication with the |
31 | * MySQL server. |
32 | * |
33 | * @author Mark Matthews |
34 | * @version $Id: MysqlDefs.java 4723 2005-12-20 17:26:10 -0600 (Tue, 20 Dec 2005) mmatthews $ |
35 | */ |
36 | final class MysqlDefs { |
37 | // ~ Static fields/initializers |
38 | // --------------------------------------------- |
39 | |
40 | static final int COM_BINLOG_DUMP = 18; |
41 | |
42 | static final int COM_CHANGE_USER = 17; |
43 | |
44 | static final int COM_CLOSE_STATEMENT = 25; |
45 | |
46 | static final int COM_CONNECT_OUT = 20; |
47 | |
48 | static final int COM_END = 28; |
49 | |
50 | static final int COM_EXECUTE = 23; |
51 | |
52 | static final int COM_LONG_DATA = 24; |
53 | |
54 | static final int COM_PREPARE = 22; |
55 | |
56 | static final int COM_REGISTER_SLAVE = 21; |
57 | |
58 | static final int COM_RESET_STMT = 26; |
59 | |
60 | static final int COM_SET_OPTION = 27; |
61 | |
62 | static final int COM_TABLE_DUMP = 19; |
63 | |
64 | static final int CONNECT = 11; |
65 | |
66 | static final int CREATE_DB = 5; |
67 | |
68 | static final int DEBUG = 13; |
69 | |
70 | static final int DELAYED_INSERT = 16; |
71 | |
72 | static final int DROP_DB = 6; |
73 | |
74 | static final int FIELD_LIST = 4; |
75 | |
76 | static final int FIELD_TYPE_BIT = 16; |
77 | |
78 | static final int FIELD_TYPE_BLOB = 252; |
79 | |
80 | static final int FIELD_TYPE_DATE = 10; |
81 | |
82 | static final int FIELD_TYPE_DATETIME = 12; |
83 | |
84 | // Data Types |
85 | static final int FIELD_TYPE_DECIMAL = 0; |
86 | |
87 | static final int FIELD_TYPE_DOUBLE = 5; |
88 | |
89 | static final int FIELD_TYPE_ENUM = 247; |
90 | |
91 | static final int FIELD_TYPE_FLOAT = 4; |
92 | |
93 | static final int FIELD_TYPE_GEOMETRY = 255; |
94 | |
95 | static final int FIELD_TYPE_INT24 = 9; |
96 | |
97 | static final int FIELD_TYPE_LONG = 3; |
98 | |
99 | static final int FIELD_TYPE_LONG_BLOB = 251; |
100 | |
101 | static final int FIELD_TYPE_LONGLONG = 8; |
102 | |
103 | static final int FIELD_TYPE_MEDIUM_BLOB = 250; |
104 | |
105 | static final int FIELD_TYPE_NEW_DECIMAL = 246; |
106 | |
107 | static final int FIELD_TYPE_NEWDATE = 14; |
108 | |
109 | static final int FIELD_TYPE_NULL = 6; |
110 | |
111 | static final int FIELD_TYPE_SET = 248; |
112 | |
113 | static final int FIELD_TYPE_SHORT = 2; |
114 | |
115 | static final int FIELD_TYPE_STRING = 254; |
116 | |
117 | static final int FIELD_TYPE_TIME = 11; |
118 | |
119 | static final int FIELD_TYPE_TIMESTAMP = 7; |
120 | |
121 | static final int FIELD_TYPE_TINY = 1; |
122 | |
123 | // Older data types |
124 | static final int FIELD_TYPE_TINY_BLOB = 249; |
125 | |
126 | static final int FIELD_TYPE_VAR_STRING = 253; |
127 | |
128 | static final int FIELD_TYPE_VARCHAR = 15; |
129 | |
130 | // Newer data types |
131 | static final int FIELD_TYPE_YEAR = 13; |
132 | |
133 | static final int INIT_DB = 2; |
134 | |
135 | static final long LENGTH_BLOB = 65535; |
136 | |
137 | static final long LENGTH_LONGBLOB = 4294967295L; |
138 | |
139 | static final long LENGTH_MEDIUMBLOB = 16777215; |
140 | |
141 | static final long LENGTH_TINYBLOB = 255; |
142 | |
143 | // Limitations |
144 | static final int MAX_ROWS = 50000000; // From the MySQL FAQ |
145 | |
146 | /** |
147 | * Used to indicate that the server sent no field-level character set |
148 | * information, so the driver should use the connection-level character |
149 | * encoding instead. |
150 | */ |
151 | public static final int NO_CHARSET_INFO = -1; |
152 | |
153 | static final int PING = 14; |
154 | |
155 | static final int PROCESS_INFO = 10; |
156 | |
157 | static final int PROCESS_KILL = 12; |
158 | |
159 | static final int QUERY = 3; |
160 | |
161 | static final int QUIT = 1; |
162 | |
163 | static final int RELOAD = 7; |
164 | |
165 | // ~ Methods |
166 | // ---------------------------------------------------------------- |
167 | |
168 | static final int SHUTDOWN = 8; |
169 | |
170 | // |
171 | // Constants defined from mysql |
172 | // |
173 | // DB Operations |
174 | static final int SLEEP = 0; |
175 | |
176 | static final int STATISTICS = 9; |
177 | |
178 | static final int TIME = 15; |
179 | |
180 | /** |
181 | * Maps the given MySQL type to the correct JDBC type. |
182 | */ |
183 | static int mysqlToJavaType(int mysqlType) { |
184 | int jdbcType; |
185 | |
186 | switch (mysqlType) { |
187 | case MysqlDefs.FIELD_TYPE_NEW_DECIMAL: |
188 | case MysqlDefs.FIELD_TYPE_DECIMAL: |
189 | jdbcType = Types.DECIMAL; |
190 | |
191 | break; |
192 | |
193 | case MysqlDefs.FIELD_TYPE_TINY: |
194 | jdbcType = Types.TINYINT; |
195 | |
196 | break; |
197 | |
198 | case MysqlDefs.FIELD_TYPE_SHORT: |
199 | jdbcType = Types.SMALLINT; |
200 | |
201 | break; |
202 | |
203 | case MysqlDefs.FIELD_TYPE_LONG: |
204 | jdbcType = Types.INTEGER; |
205 | |
206 | break; |
207 | |
208 | case MysqlDefs.FIELD_TYPE_FLOAT: |
209 | jdbcType = Types.REAL; |
210 | |
211 | break; |
212 | |
213 | case MysqlDefs.FIELD_TYPE_DOUBLE: |
214 | jdbcType = Types.DOUBLE; |
215 | |
216 | break; |
217 | |
218 | case MysqlDefs.FIELD_TYPE_NULL: |
219 | jdbcType = Types.NULL; |
220 | |
221 | break; |
222 | |
223 | case MysqlDefs.FIELD_TYPE_TIMESTAMP: |
224 | jdbcType = Types.TIMESTAMP; |
225 | |
226 | break; |
227 | |
228 | case MysqlDefs.FIELD_TYPE_LONGLONG: |
229 | jdbcType = Types.BIGINT; |
230 | |
231 | break; |
232 | |
233 | case MysqlDefs.FIELD_TYPE_INT24: |
234 | jdbcType = Types.INTEGER; |
235 | |
236 | break; |
237 | |
238 | case MysqlDefs.FIELD_TYPE_DATE: |
239 | jdbcType = Types.DATE; |
240 | |
241 | break; |
242 | |
243 | case MysqlDefs.FIELD_TYPE_TIME: |
244 | jdbcType = Types.TIME; |
245 | |
246 | break; |
247 | |
248 | case MysqlDefs.FIELD_TYPE_DATETIME: |
249 | jdbcType = Types.TIMESTAMP; |
250 | |
251 | break; |
252 | |
253 | case MysqlDefs.FIELD_TYPE_YEAR: |
254 | jdbcType = Types.DATE; |
255 | |
256 | break; |
257 | |
258 | case MysqlDefs.FIELD_TYPE_NEWDATE: |
259 | jdbcType = Types.DATE; |
260 | |
261 | break; |
262 | |
263 | case MysqlDefs.FIELD_TYPE_ENUM: |
264 | jdbcType = Types.CHAR; |
265 | |
266 | break; |
267 | |
268 | case MysqlDefs.FIELD_TYPE_SET: |
269 | jdbcType = Types.CHAR; |
270 | |
271 | break; |
272 | |
273 | case MysqlDefs.FIELD_TYPE_TINY_BLOB: |
274 | jdbcType = Types.VARBINARY; |
275 | |
276 | break; |
277 | |
278 | case MysqlDefs.FIELD_TYPE_MEDIUM_BLOB: |
279 | jdbcType = Types.LONGVARBINARY; |
280 | |
281 | break; |
282 | |
283 | case MysqlDefs.FIELD_TYPE_LONG_BLOB: |
284 | jdbcType = Types.LONGVARBINARY; |
285 | |
286 | break; |
287 | |
288 | case MysqlDefs.FIELD_TYPE_BLOB: |
289 | jdbcType = Types.LONGVARBINARY; |
290 | |
291 | break; |
292 | |
293 | case MysqlDefs.FIELD_TYPE_VAR_STRING: |
294 | case MysqlDefs.FIELD_TYPE_VARCHAR: |
295 | jdbcType = Types.VARCHAR; |
296 | |
297 | break; |
298 | |
299 | case MysqlDefs.FIELD_TYPE_STRING: |
300 | jdbcType = Types.CHAR; |
301 | |
302 | break; |
303 | case MysqlDefs.FIELD_TYPE_GEOMETRY: |
304 | jdbcType = Types.BINARY; |
305 | |
306 | break; |
307 | case MysqlDefs.FIELD_TYPE_BIT: |
308 | jdbcType = Types.BIT; |
309 | |
310 | break; |
311 | default: |
312 | jdbcType = Types.VARCHAR; |
313 | } |
314 | |
315 | return jdbcType; |
316 | } |
317 | |
318 | /** |
319 | * Maps the given MySQL type to the correct JDBC type. |
320 | */ |
321 | static int mysqlToJavaType(String mysqlType) { |
322 | if (mysqlType.equalsIgnoreCase("TINYINT")) { //$NON-NLS-1$ |
323 | return mysqlToJavaType(FIELD_TYPE_TINY); |
324 | } else if (mysqlType.equalsIgnoreCase("SMALLINT")) { //$NON-NLS-1$ |
325 | return mysqlToJavaType(FIELD_TYPE_SHORT); |
326 | } else if (mysqlType.equalsIgnoreCase("MEDIUMINT")) { //$NON-NLS-1$ |
327 | return mysqlToJavaType(FIELD_TYPE_INT24); |
328 | } else if (mysqlType.equalsIgnoreCase("INT") || mysqlType.equalsIgnoreCase("INTEGER")) { //$NON-NLS-1$ //$NON-NLS-2$ |
329 | return mysqlToJavaType(FIELD_TYPE_LONG); |
330 | } else if (mysqlType.equalsIgnoreCase("BIGINT")) { //$NON-NLS-1$ |
331 | return mysqlToJavaType(FIELD_TYPE_LONGLONG); |
332 | } else if (mysqlType.equalsIgnoreCase("INT24")) { //$NON-NLS-1$ |
333 | return mysqlToJavaType(FIELD_TYPE_INT24); |
334 | } else if (mysqlType.equalsIgnoreCase("REAL")) { //$NON-NLS-1$ |
335 | return mysqlToJavaType(FIELD_TYPE_DOUBLE); |
336 | } else if (mysqlType.equalsIgnoreCase("FLOAT")) { //$NON-NLS-1$ |
337 | return mysqlToJavaType(FIELD_TYPE_FLOAT); |
338 | } else if (mysqlType.equalsIgnoreCase("DECIMAL")) { //$NON-NLS-1$ |
339 | return mysqlToJavaType(FIELD_TYPE_DECIMAL); |
340 | } else if (mysqlType.equalsIgnoreCase("NUMERIC")) { //$NON-NLS-1$ |
341 | return mysqlToJavaType(FIELD_TYPE_DECIMAL); |
342 | } else if (mysqlType.equalsIgnoreCase("DOUBLE")) { //$NON-NLS-1$ |
343 | return mysqlToJavaType(FIELD_TYPE_DOUBLE); |
344 | } else if (mysqlType.equalsIgnoreCase("CHAR")) { //$NON-NLS-1$ |
345 | return mysqlToJavaType(FIELD_TYPE_STRING); |
346 | } else if (mysqlType.equalsIgnoreCase("VARCHAR")) { //$NON-NLS-1$ |
347 | return mysqlToJavaType(FIELD_TYPE_VAR_STRING); |
348 | } else if (mysqlType.equalsIgnoreCase("DATE")) { //$NON-NLS-1$ |
349 | return mysqlToJavaType(FIELD_TYPE_DATE); |
350 | } else if (mysqlType.equalsIgnoreCase("TIME")) { //$NON-NLS-1$ |
351 | return mysqlToJavaType(FIELD_TYPE_TIME); |
352 | } else if (mysqlType.equalsIgnoreCase("YEAR")) { //$NON-NLS-1$ |
353 | return mysqlToJavaType(FIELD_TYPE_YEAR); |
354 | } else if (mysqlType.equalsIgnoreCase("TIMESTAMP")) { //$NON-NLS-1$ |
355 | return mysqlToJavaType(FIELD_TYPE_TIMESTAMP); |
356 | } else if (mysqlType.equalsIgnoreCase("DATETIME")) { //$NON-NLS-1$ |
357 | return mysqlToJavaType(FIELD_TYPE_DATETIME); |
358 | } else if (mysqlType.equalsIgnoreCase("TINYBLOB")) { //$NON-NLS-1$ |
359 | return java.sql.Types.BINARY; |
360 | } else if (mysqlType.equalsIgnoreCase("BLOB")) { //$NON-NLS-1$ |
361 | return java.sql.Types.LONGVARBINARY; |
362 | } else if (mysqlType.equalsIgnoreCase("MEDIUMBLOB")) { //$NON-NLS-1$ |
363 | return java.sql.Types.LONGVARBINARY; |
364 | } else if (mysqlType.equalsIgnoreCase("LONGBLOB")) { //$NON-NLS-1$ |
365 | return java.sql.Types.LONGVARBINARY; |
366 | } else if (mysqlType.equalsIgnoreCase("TINYTEXT")) { //$NON-NLS-1$ |
367 | return java.sql.Types.VARCHAR; |
368 | } else if (mysqlType.equalsIgnoreCase("TEXT")) { //$NON-NLS-1$ |
369 | return java.sql.Types.LONGVARCHAR; |
370 | } else if (mysqlType.equalsIgnoreCase("MEDIUMTEXT")) { //$NON-NLS-1$ |
371 | return java.sql.Types.LONGVARCHAR; |
372 | } else if (mysqlType.equalsIgnoreCase("LONGTEXT")) { //$NON-NLS-1$ |
373 | return java.sql.Types.LONGVARCHAR; |
374 | } else if (mysqlType.equalsIgnoreCase("ENUM")) { //$NON-NLS-1$ |
375 | return mysqlToJavaType(FIELD_TYPE_ENUM); |
376 | } else if (mysqlType.equalsIgnoreCase("SET")) { //$NON-NLS-1$ |
377 | return mysqlToJavaType(FIELD_TYPE_SET); |
378 | } else if (mysqlType.equalsIgnoreCase("GEOMETRY")) { |
379 | return mysqlToJavaType(FIELD_TYPE_GEOMETRY); |
380 | } else if (mysqlType.equalsIgnoreCase("BINARY")) { |
381 | return Types.BINARY; // no concrete type on the wire |
382 | } else if (mysqlType.equalsIgnoreCase("VARBINARY")) { |
383 | return Types.VARBINARY; // no concrete type on the wire |
384 | } else if (mysqlType.equalsIgnoreCase("BIT")) { |
385 | return mysqlToJavaType(FIELD_TYPE_BIT); |
386 | } |
387 | |
388 | // Punt |
389 | return java.sql.Types.OTHER; |
390 | } |
391 | |
392 | /** |
393 | * @param mysqlType |
394 | * @return |
395 | */ |
396 | public static String typeToName(int mysqlType) { |
397 | switch (mysqlType) { |
398 | case MysqlDefs.FIELD_TYPE_DECIMAL: |
399 | return "FIELD_TYPE_DECIMAL"; |
400 | |
401 | case MysqlDefs.FIELD_TYPE_TINY: |
402 | return "FIELD_TYPE_TINY"; |
403 | |
404 | case MysqlDefs.FIELD_TYPE_SHORT: |
405 | return "FIELD_TYPE_SHORT"; |
406 | |
407 | case MysqlDefs.FIELD_TYPE_LONG: |
408 | return "FIELD_TYPE_LONG"; |
409 | |
410 | case MysqlDefs.FIELD_TYPE_FLOAT: |
411 | return "FIELD_TYPE_FLOAT"; |
412 | |
413 | case MysqlDefs.FIELD_TYPE_DOUBLE: |
414 | return "FIELD_TYPE_DOUBLE"; |
415 | |
416 | case MysqlDefs.FIELD_TYPE_NULL: |
417 | return "FIELD_TYPE_NULL"; |
418 | |
419 | case MysqlDefs.FIELD_TYPE_TIMESTAMP: |
420 | return "FIELD_TYPE_TIMESTAMP"; |
421 | |
422 | case MysqlDefs.FIELD_TYPE_LONGLONG: |
423 | return "FIELD_TYPE_LONGLONG"; |
424 | |
425 | case MysqlDefs.FIELD_TYPE_INT24: |
426 | return "FIELD_TYPE_INT24"; |
427 | |
428 | case MysqlDefs.FIELD_TYPE_DATE: |
429 | return "FIELD_TYPE_DATE"; |
430 | |
431 | case MysqlDefs.FIELD_TYPE_TIME: |
432 | return "FIELD_TYPE_TIME"; |
433 | |
434 | case MysqlDefs.FIELD_TYPE_DATETIME: |
435 | return "FIELD_TYPE_DATETIME"; |
436 | |
437 | case MysqlDefs.FIELD_TYPE_YEAR: |
438 | return "FIELD_TYPE_YEAR"; |
439 | |
440 | case MysqlDefs.FIELD_TYPE_NEWDATE: |
441 | return "FIELD_TYPE_NEWDATE"; |
442 | |
443 | case MysqlDefs.FIELD_TYPE_ENUM: |
444 | return "FIELD_TYPE_ENUM"; |
445 | |
446 | case MysqlDefs.FIELD_TYPE_SET: |
447 | return "FIELD_TYPE_SET"; |
448 | |
449 | case MysqlDefs.FIELD_TYPE_TINY_BLOB: |
450 | return "FIELD_TYPE_TINY_BLOB"; |
451 | |
452 | case MysqlDefs.FIELD_TYPE_MEDIUM_BLOB: |
453 | return "FIELD_TYPE_MEDIUM_BLOB"; |
454 | |
455 | case MysqlDefs.FIELD_TYPE_LONG_BLOB: |
456 | return "FIELD_TYPE_LONG_BLOB"; |
457 | |
458 | case MysqlDefs.FIELD_TYPE_BLOB: |
459 | return "FIELD_TYPE_BLOB"; |
460 | |
461 | case MysqlDefs.FIELD_TYPE_VAR_STRING: |
462 | return "FIELD_TYPE_VAR_STRING"; |
463 | |
464 | case MysqlDefs.FIELD_TYPE_STRING: |
465 | return "FIELD_TYPE_STRING"; |
466 | |
467 | case MysqlDefs.FIELD_TYPE_VARCHAR: |
468 | return "FIELD_TYPE_VARCHAR"; |
469 | |
470 | case MysqlDefs.FIELD_TYPE_GEOMETRY: |
471 | return "FIELD_TYPE_GEOMETRY"; |
472 | |
473 | default: |
474 | return " Unknown MySQL Type # " + mysqlType; |
475 | } |
476 | } |
477 | } |