| 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 | } |