J. Duke | 319a3b9 | 2007-12-01 00:00:00 +0000 | [diff] [blame^] | 1 | /* |
| 2 | * Copyright 2001 Sun Microsystems, Inc. All Rights Reserved. |
| 3 | * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| 4 | * |
| 5 | * This code is free software; you can redistribute it and/or modify it |
| 6 | * under the terms of the GNU General Public License version 2 only, as |
| 7 | * published by the Free Software Foundation. Sun designates this |
| 8 | * particular file as subject to the "Classpath" exception as provided |
| 9 | * by Sun in the LICENSE file that accompanied this code. |
| 10 | * |
| 11 | * This code is distributed in the hope that it will be useful, but WITHOUT |
| 12 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| 13 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| 14 | * version 2 for more details (a copy is included in the LICENSE file that |
| 15 | * accompanied this code). |
| 16 | * |
| 17 | * You should have received a copy of the GNU General Public License version |
| 18 | * 2 along with this work; if not, write to the Free Software Foundation, |
| 19 | * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| 20 | * |
| 21 | * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, |
| 22 | * CA 95054 USA or visit www.sun.com if you need additional information or |
| 23 | * have any questions. |
| 24 | */ |
| 25 | |
| 26 | package com.sun.tools.jdi; |
| 27 | |
| 28 | import com.sun.jdi.*; |
| 29 | |
| 30 | import java.util.*; |
| 31 | import java.io.File; |
| 32 | |
| 33 | class SDE { |
| 34 | private static final int INIT_SIZE_FILE = 3; |
| 35 | private static final int INIT_SIZE_LINE = 100; |
| 36 | private static final int INIT_SIZE_STRATUM = 3; |
| 37 | |
| 38 | static final String BASE_STRATUM_NAME = "Java"; |
| 39 | |
| 40 | /* for C capatibility */ |
| 41 | static final String NullString = null; |
| 42 | |
| 43 | private class FileTableRecord { |
| 44 | int fileId; |
| 45 | String sourceName; |
| 46 | String sourcePath; // do not read - use accessor |
| 47 | boolean isConverted = false; |
| 48 | |
| 49 | /** |
| 50 | * Return the sourcePath, computing it if not set. |
| 51 | * If set, convert '/' in the sourcePath to the |
| 52 | * local file separator. |
| 53 | */ |
| 54 | String getSourcePath(ReferenceTypeImpl refType) { |
| 55 | if (!isConverted) { |
| 56 | if (sourcePath == null) { |
| 57 | sourcePath = refType.baseSourceDir() + sourceName; |
| 58 | } else { |
| 59 | StringBuffer buf = new StringBuffer(); |
| 60 | for (int i = 0; i < sourcePath.length(); ++i) { |
| 61 | char ch = sourcePath.charAt(i); |
| 62 | if (ch == '/') { |
| 63 | buf.append(File.separatorChar); |
| 64 | } else { |
| 65 | buf.append(ch); |
| 66 | } |
| 67 | } |
| 68 | sourcePath = buf.toString(); |
| 69 | } |
| 70 | isConverted = true; |
| 71 | } |
| 72 | return sourcePath; |
| 73 | } |
| 74 | } |
| 75 | |
| 76 | private class LineTableRecord { |
| 77 | int jplsStart; |
| 78 | int jplsEnd; |
| 79 | int jplsLineInc; |
| 80 | int njplsStart; |
| 81 | int njplsEnd; |
| 82 | int fileId; |
| 83 | } |
| 84 | |
| 85 | private class StratumTableRecord { |
| 86 | String id; |
| 87 | int fileIndex; |
| 88 | int lineIndex; |
| 89 | } |
| 90 | |
| 91 | class Stratum { |
| 92 | private final int sti; /* stratum index */ |
| 93 | |
| 94 | private Stratum(int sti) { |
| 95 | this.sti = sti; |
| 96 | } |
| 97 | |
| 98 | String id() { |
| 99 | return stratumTable[sti].id; |
| 100 | } |
| 101 | |
| 102 | boolean isJava() { |
| 103 | return sti == baseStratumIndex; |
| 104 | } |
| 105 | |
| 106 | /** |
| 107 | * Return all the sourceNames for this stratum. |
| 108 | * Look from our starting fileIndex upto the starting |
| 109 | * fileIndex of next stratum - can do this since there |
| 110 | * is always a terminator stratum. |
| 111 | * Default sourceName (the first one) must be first. |
| 112 | */ |
| 113 | List<String> sourceNames(ReferenceTypeImpl refType) { |
| 114 | int i; |
| 115 | int fileIndexStart = stratumTable[sti].fileIndex; |
| 116 | /* one past end */ |
| 117 | int fileIndexEnd = stratumTable[sti+1].fileIndex; |
| 118 | List<String> result = new ArrayList<String>(fileIndexEnd - fileIndexStart); |
| 119 | for (i = fileIndexStart; i < fileIndexEnd; ++i) { |
| 120 | result.add(fileTable[i].sourceName); |
| 121 | } |
| 122 | return result; |
| 123 | } |
| 124 | |
| 125 | /** |
| 126 | * Return all the sourcePaths for this stratum. |
| 127 | * Look from our starting fileIndex upto the starting |
| 128 | * fileIndex of next stratum - can do this since there |
| 129 | * is always a terminator stratum. |
| 130 | * Default sourcePath (the first one) must be first. |
| 131 | */ |
| 132 | List<String> sourcePaths(ReferenceTypeImpl refType) { |
| 133 | int i; |
| 134 | int fileIndexStart = stratumTable[sti].fileIndex; |
| 135 | /* one past end */ |
| 136 | int fileIndexEnd = stratumTable[sti+1].fileIndex; |
| 137 | List<String> result = new ArrayList<String>(fileIndexEnd - fileIndexStart); |
| 138 | for (i = fileIndexStart; i < fileIndexEnd; ++i) { |
| 139 | result.add(fileTable[i].getSourcePath(refType)); |
| 140 | } |
| 141 | return result; |
| 142 | } |
| 143 | |
| 144 | LineStratum lineStratum(ReferenceTypeImpl refType, |
| 145 | int jplsLine) { |
| 146 | int lti = stiLineTableIndex(sti, jplsLine); |
| 147 | if (lti < 0) { |
| 148 | return null; |
| 149 | } else { |
| 150 | return new LineStratum(sti, lti, refType, |
| 151 | jplsLine); |
| 152 | } |
| 153 | } |
| 154 | } |
| 155 | |
| 156 | class LineStratum { |
| 157 | private final int sti; /* stratum index */ |
| 158 | private final int lti; /* line table index */ |
| 159 | private final ReferenceTypeImpl refType; |
| 160 | private final int jplsLine; |
| 161 | private String sourceName = null; |
| 162 | private String sourcePath = null; |
| 163 | |
| 164 | private LineStratum(int sti, int lti, |
| 165 | ReferenceTypeImpl refType, |
| 166 | int jplsLine) { |
| 167 | this.sti = sti; |
| 168 | this.lti = lti; |
| 169 | this.refType = refType; |
| 170 | this.jplsLine = jplsLine; |
| 171 | } |
| 172 | |
| 173 | public boolean equals(Object obj) { |
| 174 | if ((obj != null) && (obj instanceof LineStratum)) { |
| 175 | LineStratum other = (LineStratum)obj; |
| 176 | return (lti == other.lti) && |
| 177 | (sti == other.sti) && |
| 178 | (lineNumber() == other.lineNumber()) && |
| 179 | (refType.equals(other.refType)); |
| 180 | } else { |
| 181 | return false; |
| 182 | } |
| 183 | } |
| 184 | |
| 185 | int lineNumber() { |
| 186 | return stiLineNumber(sti, lti, jplsLine); |
| 187 | } |
| 188 | |
| 189 | /** |
| 190 | * Fetch the source name and source path for |
| 191 | * this line, converting or constructing |
| 192 | * the source path if needed. |
| 193 | */ |
| 194 | void getSourceInfo() { |
| 195 | if (sourceName != null) { |
| 196 | // already done |
| 197 | return; |
| 198 | } |
| 199 | int fti = stiFileTableIndex(sti, lti); |
| 200 | if (fti == -1) { |
| 201 | throw new InternalError( |
| 202 | "Bad SourceDebugExtension, no matching source id " + |
| 203 | lineTable[lti].fileId + " jplsLine: " + jplsLine); |
| 204 | } |
| 205 | FileTableRecord ftr = fileTable[fti]; |
| 206 | sourceName = ftr.sourceName; |
| 207 | sourcePath = ftr.getSourcePath(refType); |
| 208 | } |
| 209 | |
| 210 | String sourceName() { |
| 211 | getSourceInfo(); |
| 212 | return sourceName; |
| 213 | } |
| 214 | |
| 215 | String sourcePath() { |
| 216 | getSourceInfo(); |
| 217 | return sourcePath; |
| 218 | } |
| 219 | } |
| 220 | |
| 221 | private FileTableRecord[] fileTable = null; |
| 222 | private LineTableRecord[] lineTable = null; |
| 223 | private StratumTableRecord[] stratumTable = null; |
| 224 | |
| 225 | private int fileIndex = 0; |
| 226 | private int lineIndex = 0; |
| 227 | private int stratumIndex = 0; |
| 228 | private int currentFileId = 0; |
| 229 | |
| 230 | private int defaultStratumIndex = -1; |
| 231 | private int baseStratumIndex = -2; /* so as not to match -1 above */ |
| 232 | private int sdePos = 0; |
| 233 | |
| 234 | final String sourceDebugExtension; |
| 235 | String jplsFilename = null; |
| 236 | String defaultStratumId = null; |
| 237 | boolean isValid = false; |
| 238 | |
| 239 | SDE(String sourceDebugExtension) { |
| 240 | this.sourceDebugExtension = sourceDebugExtension; |
| 241 | decode(); |
| 242 | } |
| 243 | |
| 244 | SDE() { |
| 245 | this.sourceDebugExtension = null; |
| 246 | createProxyForAbsentSDE(); |
| 247 | } |
| 248 | |
| 249 | char sdePeek() { |
| 250 | if (sdePos >= sourceDebugExtension.length()) { |
| 251 | syntax(); |
| 252 | } |
| 253 | return sourceDebugExtension.charAt(sdePos); |
| 254 | } |
| 255 | |
| 256 | char sdeRead() { |
| 257 | if (sdePos >= sourceDebugExtension.length()) { |
| 258 | syntax(); |
| 259 | } |
| 260 | return sourceDebugExtension.charAt(sdePos++); |
| 261 | } |
| 262 | |
| 263 | void sdeAdvance() { |
| 264 | sdePos++; |
| 265 | } |
| 266 | |
| 267 | void syntax() { |
| 268 | throw new InternalError("bad SourceDebugExtension syntax - position " + |
| 269 | sdePos); |
| 270 | } |
| 271 | |
| 272 | void syntax(String msg) { |
| 273 | throw new InternalError("bad SourceDebugExtension syntax: " + msg); |
| 274 | } |
| 275 | |
| 276 | void assureLineTableSize() { |
| 277 | int len = lineTable == null? 0 : lineTable.length; |
| 278 | if (lineIndex >= len) { |
| 279 | int i; |
| 280 | int newLen = len == 0? INIT_SIZE_LINE : len * 2; |
| 281 | LineTableRecord[] newTable = new LineTableRecord[newLen]; |
| 282 | for (i = 0; i < len; ++i) { |
| 283 | newTable[i] = lineTable[i]; |
| 284 | } |
| 285 | for (; i < newLen; ++i) { |
| 286 | newTable[i] = new LineTableRecord(); |
| 287 | } |
| 288 | lineTable = newTable; |
| 289 | } |
| 290 | } |
| 291 | |
| 292 | void assureFileTableSize() { |
| 293 | int len = fileTable == null? 0 : fileTable.length; |
| 294 | if (fileIndex >= len) { |
| 295 | int i; |
| 296 | int newLen = len == 0? INIT_SIZE_FILE : len * 2; |
| 297 | FileTableRecord[] newTable = new FileTableRecord[newLen]; |
| 298 | for (i = 0; i < len; ++i) { |
| 299 | newTable[i] = fileTable[i]; |
| 300 | } |
| 301 | for (; i < newLen; ++i) { |
| 302 | newTable[i] = new FileTableRecord(); |
| 303 | } |
| 304 | fileTable = newTable; |
| 305 | } |
| 306 | } |
| 307 | |
| 308 | void assureStratumTableSize() { |
| 309 | int len = stratumTable == null? 0 : stratumTable.length; |
| 310 | if (stratumIndex >= len) { |
| 311 | int i; |
| 312 | int newLen = len == 0? INIT_SIZE_STRATUM : len * 2; |
| 313 | StratumTableRecord[] newTable = new StratumTableRecord[newLen]; |
| 314 | for (i = 0; i < len; ++i) { |
| 315 | newTable[i] = stratumTable[i]; |
| 316 | } |
| 317 | for (; i < newLen; ++i) { |
| 318 | newTable[i] = new StratumTableRecord(); |
| 319 | } |
| 320 | stratumTable = newTable; |
| 321 | } |
| 322 | } |
| 323 | |
| 324 | String readLine() { |
| 325 | StringBuffer sb = new StringBuffer(); |
| 326 | char ch; |
| 327 | |
| 328 | ignoreWhite(); |
| 329 | while (((ch = sdeRead()) != '\n') && (ch != '\r')) { |
| 330 | sb.append((char)ch); |
| 331 | } |
| 332 | // check for CR LF |
| 333 | if ((ch == '\r') && (sdePeek() == '\n')) { |
| 334 | sdeRead(); |
| 335 | } |
| 336 | ignoreWhite(); // leading white |
| 337 | return sb.toString(); |
| 338 | } |
| 339 | |
| 340 | private int defaultStratumTableIndex() { |
| 341 | if ((defaultStratumIndex == -1) && (defaultStratumId != null)) { |
| 342 | defaultStratumIndex = |
| 343 | stratumTableIndex(defaultStratumId); |
| 344 | } |
| 345 | return defaultStratumIndex; |
| 346 | } |
| 347 | |
| 348 | int stratumTableIndex(String stratumId) { |
| 349 | int i; |
| 350 | |
| 351 | if (stratumId == null) { |
| 352 | return defaultStratumTableIndex(); |
| 353 | } |
| 354 | for (i = 0; i < (stratumIndex-1); ++i) { |
| 355 | if (stratumTable[i].id.equals(stratumId)) { |
| 356 | return i; |
| 357 | } |
| 358 | } |
| 359 | return defaultStratumTableIndex(); |
| 360 | } |
| 361 | |
| 362 | Stratum stratum(String stratumID) { |
| 363 | int sti = stratumTableIndex(stratumID); |
| 364 | return new Stratum(sti); |
| 365 | } |
| 366 | |
| 367 | List<String> availableStrata() { |
| 368 | List<String> strata = new ArrayList<String>(); |
| 369 | |
| 370 | for (int i = 0; i < (stratumIndex-1); ++i) { |
| 371 | StratumTableRecord rec = stratumTable[i]; |
| 372 | strata.add(rec.id); |
| 373 | } |
| 374 | return strata; |
| 375 | } |
| 376 | |
| 377 | /***************************** |
| 378 | * below functions/methods are written to compile under either Java or C |
| 379 | * |
| 380 | * Needed support functions: |
| 381 | * sdePeek() |
| 382 | * sdeRead() |
| 383 | * sdeAdvance() |
| 384 | * readLine() |
| 385 | * assureLineTableSize() |
| 386 | * assureFileTableSize() |
| 387 | * assureStratumTableSize() |
| 388 | * syntax() |
| 389 | * |
| 390 | * stratumTableIndex(String) |
| 391 | * |
| 392 | * Needed support variables: |
| 393 | * lineTable |
| 394 | * lineIndex |
| 395 | * fileTable |
| 396 | * fileIndex |
| 397 | * currentFileId |
| 398 | * |
| 399 | * Needed types: |
| 400 | * String |
| 401 | * |
| 402 | * Needed constants: |
| 403 | * NullString |
| 404 | */ |
| 405 | |
| 406 | void ignoreWhite() { |
| 407 | char ch; |
| 408 | |
| 409 | while (((ch = sdePeek()) == ' ') || (ch == '\t')) { |
| 410 | sdeAdvance(); |
| 411 | } |
| 412 | } |
| 413 | |
| 414 | void ignoreLine() { |
| 415 | char ch; |
| 416 | |
| 417 | while (((ch = sdeRead()) != '\n') && (ch != '\r')) { |
| 418 | } |
| 419 | /* check for CR LF */ |
| 420 | if ((ch == '\r') && (sdePeek() == '\n')) { |
| 421 | sdeAdvance(); |
| 422 | } |
| 423 | ignoreWhite(); /* leading white */ |
| 424 | } |
| 425 | |
| 426 | int readNumber() { |
| 427 | int value = 0; |
| 428 | char ch; |
| 429 | |
| 430 | ignoreWhite(); |
| 431 | while (((ch = sdePeek()) >= '0') && (ch <= '9')) { |
| 432 | sdeAdvance(); |
| 433 | value = (value * 10) + ch - '0'; |
| 434 | } |
| 435 | ignoreWhite(); |
| 436 | return value; |
| 437 | } |
| 438 | |
| 439 | void storeFile(int fileId, String sourceName, String sourcePath) { |
| 440 | assureFileTableSize(); |
| 441 | fileTable[fileIndex].fileId = fileId; |
| 442 | fileTable[fileIndex].sourceName = sourceName; |
| 443 | fileTable[fileIndex].sourcePath = sourcePath; |
| 444 | ++fileIndex; |
| 445 | } |
| 446 | |
| 447 | void fileLine() { |
| 448 | int hasAbsolute = 0; /* acts as boolean */ |
| 449 | int fileId; |
| 450 | String sourceName; |
| 451 | String sourcePath = null; |
| 452 | |
| 453 | /* is there an absolute filename? */ |
| 454 | if (sdePeek() == '+') { |
| 455 | sdeAdvance(); |
| 456 | hasAbsolute = 1; |
| 457 | } |
| 458 | fileId = readNumber(); |
| 459 | sourceName = readLine(); |
| 460 | if (hasAbsolute == 1) { |
| 461 | sourcePath = readLine(); |
| 462 | } |
| 463 | |
| 464 | storeFile(fileId, sourceName, sourcePath); |
| 465 | } |
| 466 | |
| 467 | void storeLine(int jplsStart, int jplsEnd, int jplsLineInc, |
| 468 | int njplsStart, int njplsEnd, int fileId) { |
| 469 | assureLineTableSize(); |
| 470 | lineTable[lineIndex].jplsStart = jplsStart; |
| 471 | lineTable[lineIndex].jplsEnd = jplsEnd; |
| 472 | lineTable[lineIndex].jplsLineInc = jplsLineInc; |
| 473 | lineTable[lineIndex].njplsStart = njplsStart; |
| 474 | lineTable[lineIndex].njplsEnd = njplsEnd; |
| 475 | lineTable[lineIndex].fileId = fileId; |
| 476 | ++lineIndex; |
| 477 | } |
| 478 | |
| 479 | /** |
| 480 | * Parse line translation info. Syntax is |
| 481 | * <NJ-start-line> [ # <file-id> ] [ , <line-count> ] : |
| 482 | * <J-start-line> [ , <line-increment> ] CR |
| 483 | */ |
| 484 | void lineLine() { |
| 485 | int lineCount = 1; |
| 486 | int lineIncrement = 1; |
| 487 | int njplsStart; |
| 488 | int jplsStart; |
| 489 | |
| 490 | njplsStart = readNumber(); |
| 491 | |
| 492 | /* is there a fileID? */ |
| 493 | if (sdePeek() == '#') { |
| 494 | sdeAdvance(); |
| 495 | currentFileId = readNumber(); |
| 496 | } |
| 497 | |
| 498 | /* is there a line count? */ |
| 499 | if (sdePeek() == ',') { |
| 500 | sdeAdvance(); |
| 501 | lineCount = readNumber(); |
| 502 | } |
| 503 | |
| 504 | if (sdeRead() != ':') { |
| 505 | syntax(); |
| 506 | } |
| 507 | jplsStart = readNumber(); |
| 508 | if (sdePeek() == ',') { |
| 509 | sdeAdvance(); |
| 510 | lineIncrement = readNumber(); |
| 511 | } |
| 512 | ignoreLine(); /* flush the rest */ |
| 513 | |
| 514 | storeLine(jplsStart, |
| 515 | jplsStart + (lineCount * lineIncrement) -1, |
| 516 | lineIncrement, |
| 517 | njplsStart, |
| 518 | njplsStart + lineCount -1, |
| 519 | currentFileId); |
| 520 | } |
| 521 | |
| 522 | /** |
| 523 | * Until the next stratum section, everything after this |
| 524 | * is in stratumId - so, store the current indicies. |
| 525 | */ |
| 526 | void storeStratum(String stratumId) { |
| 527 | /* remove redundant strata */ |
| 528 | if (stratumIndex > 0) { |
| 529 | if ((stratumTable[stratumIndex-1].fileIndex |
| 530 | == fileIndex) && |
| 531 | (stratumTable[stratumIndex-1].lineIndex |
| 532 | == lineIndex)) { |
| 533 | /* nothing changed overwrite it */ |
| 534 | --stratumIndex; |
| 535 | } |
| 536 | } |
| 537 | /* store the results */ |
| 538 | assureStratumTableSize(); |
| 539 | stratumTable[stratumIndex].id = stratumId; |
| 540 | stratumTable[stratumIndex].fileIndex = fileIndex; |
| 541 | stratumTable[stratumIndex].lineIndex = lineIndex; |
| 542 | ++stratumIndex; |
| 543 | currentFileId = 0; |
| 544 | } |
| 545 | |
| 546 | /** |
| 547 | * The beginning of a stratum's info |
| 548 | */ |
| 549 | void stratumSection() { |
| 550 | storeStratum(readLine()); |
| 551 | } |
| 552 | |
| 553 | void fileSection() { |
| 554 | ignoreLine(); |
| 555 | while (sdePeek() != '*') { |
| 556 | fileLine(); |
| 557 | } |
| 558 | } |
| 559 | |
| 560 | void lineSection() { |
| 561 | ignoreLine(); |
| 562 | while (sdePeek() != '*') { |
| 563 | lineLine(); |
| 564 | } |
| 565 | } |
| 566 | |
| 567 | /** |
| 568 | * Ignore a section we don't know about. |
| 569 | */ |
| 570 | void ignoreSection() { |
| 571 | ignoreLine(); |
| 572 | while (sdePeek() != '*') { |
| 573 | ignoreLine(); |
| 574 | } |
| 575 | } |
| 576 | |
| 577 | /** |
| 578 | * A base "Java" stratum is always available, though |
| 579 | * it is not in the SourceDebugExtension. |
| 580 | * Create the base stratum. |
| 581 | */ |
| 582 | void createJavaStratum() { |
| 583 | baseStratumIndex = stratumIndex; |
| 584 | storeStratum(BASE_STRATUM_NAME); |
| 585 | storeFile(1, jplsFilename, NullString); |
| 586 | /* JPL line numbers cannot exceed 65535 */ |
| 587 | storeLine(1, 65536, 1, 1, 65536, 1); |
| 588 | storeStratum("Aux"); /* in case they don't declare */ |
| 589 | } |
| 590 | |
| 591 | /** |
| 592 | * Decode a SourceDebugExtension which is in SourceMap format. |
| 593 | * This is the entry point into the recursive descent parser. |
| 594 | */ |
| 595 | void decode() { |
| 596 | /* check for "SMAP" - allow EOF if not ours */ |
| 597 | if ((sourceDebugExtension.length() < 4) || |
| 598 | (sdeRead() != 'S') || |
| 599 | (sdeRead() != 'M') || |
| 600 | (sdeRead() != 'A') || |
| 601 | (sdeRead() != 'P')) { |
| 602 | return; /* not our info */ |
| 603 | } |
| 604 | ignoreLine(); /* flush the rest */ |
| 605 | jplsFilename = readLine(); |
| 606 | defaultStratumId = readLine(); |
| 607 | createJavaStratum(); |
| 608 | while (true) { |
| 609 | if (sdeRead() != '*') { |
| 610 | syntax(); |
| 611 | } |
| 612 | switch (sdeRead()) { |
| 613 | case 'S': |
| 614 | stratumSection(); |
| 615 | break; |
| 616 | case 'F': |
| 617 | fileSection(); |
| 618 | break; |
| 619 | case 'L': |
| 620 | lineSection(); |
| 621 | break; |
| 622 | case 'E': |
| 623 | /* set end points */ |
| 624 | storeStratum("*terminator*"); |
| 625 | isValid = true; |
| 626 | return; |
| 627 | default: |
| 628 | ignoreSection(); |
| 629 | } |
| 630 | } |
| 631 | } |
| 632 | |
| 633 | void createProxyForAbsentSDE() { |
| 634 | jplsFilename = null; |
| 635 | defaultStratumId = BASE_STRATUM_NAME; |
| 636 | defaultStratumIndex = stratumIndex; |
| 637 | createJavaStratum(); |
| 638 | storeStratum("*terminator*"); |
| 639 | } |
| 640 | |
| 641 | /***************** query functions ***********************/ |
| 642 | |
| 643 | private int stiLineTableIndex(int sti, int jplsLine) { |
| 644 | int i; |
| 645 | int lineIndexStart; |
| 646 | int lineIndexEnd; |
| 647 | |
| 648 | lineIndexStart = stratumTable[sti].lineIndex; |
| 649 | /* one past end */ |
| 650 | lineIndexEnd = stratumTable[sti+1].lineIndex; |
| 651 | for (i = lineIndexStart; i < lineIndexEnd; ++i) { |
| 652 | if ((jplsLine >= lineTable[i].jplsStart) && |
| 653 | (jplsLine <= lineTable[i].jplsEnd)) { |
| 654 | return i; |
| 655 | } |
| 656 | } |
| 657 | return -1; |
| 658 | } |
| 659 | |
| 660 | private int stiLineNumber(int sti, int lti, int jplsLine) { |
| 661 | return lineTable[lti].njplsStart + |
| 662 | (((jplsLine - lineTable[lti].jplsStart) / |
| 663 | lineTable[lti].jplsLineInc)); |
| 664 | } |
| 665 | |
| 666 | private int fileTableIndex(int sti, int fileId) { |
| 667 | int i; |
| 668 | int fileIndexStart = stratumTable[sti].fileIndex; |
| 669 | /* one past end */ |
| 670 | int fileIndexEnd = stratumTable[sti+1].fileIndex; |
| 671 | for (i = fileIndexStart; i < fileIndexEnd; ++i) { |
| 672 | if (fileTable[i].fileId == fileId) { |
| 673 | return i; |
| 674 | } |
| 675 | } |
| 676 | return -1; |
| 677 | } |
| 678 | |
| 679 | private int stiFileTableIndex(int sti, int lti) { |
| 680 | return fileTableIndex(sti, lineTable[lti].fileId); |
| 681 | } |
| 682 | |
| 683 | boolean isValid() { |
| 684 | return isValid; |
| 685 | } |
| 686 | } |