Mercurial > hg > truffle
annotate src/share/tools/MakeDeps/Database.java @ 605:98cb887364d3
6810672: Comment typos
Summary: I have collected some typos I have found while looking at the code.
Reviewed-by: kvn, never
| author | twisti |
|---|---|
| date | Fri, 27 Feb 2009 13:27:09 -0800 |
| parents | 8b48a7bd2bf7 |
| children | 00f7ec32f290 |
| rev | line source |
|---|---|
| 0 | 1 /* |
| 2 * Copyright 1999-2005 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. | |
| 8 * | |
| 9 * This code is distributed in the hope that it will be useful, but WITHOUT | |
| 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
| 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | |
| 12 * version 2 for more details (a copy is included in the LICENSE file that | |
| 13 * accompanied this code). | |
| 14 * | |
| 15 * You should have received a copy of the GNU General Public License version | |
| 16 * 2 along with this work; if not, write to the Free Software Foundation, | |
| 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. | |
| 18 * | |
| 19 * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, | |
| 20 * CA 95054 USA or visit www.sun.com if you need additional information or | |
| 21 * have any questions. | |
| 22 * | |
| 23 */ | |
| 24 | |
| 25 import java.io.*; | |
| 26 import java.util.*; | |
| 27 | |
| 28 public class Database { | |
| 29 private MacroDefinitions macros; | |
| 30 // allFiles is kept in lexicographically sorted order. See get(). | |
| 31 private FileList allFiles; | |
| 32 // files that have implicit dependency on platform files | |
| 33 // e.g. os.hpp: os_<os_family>.hpp os_<os_arch>.hpp but only | |
| 34 // recorded if the platform file was seen. | |
| 35 private FileList platformFiles; | |
| 36 private FileList outerFiles; | |
| 37 private FileList indivIncludes; | |
| 38 private FileList grandInclude; // the results for the grand include file | |
|
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39 private HashMap<String,String> platformDepFiles; |
| 0 | 40 private long threshold; |
| 41 private int nOuterFiles; | |
| 42 private int nPrecompiledFiles; | |
| 43 private boolean missingOk; | |
| 44 private Platform plat; | |
| 45 /** These allow you to specify files not in the include database | |
| 46 which are prepended and appended to the file list, allowing | |
| 47 you to have well-known functions at the start and end of the | |
| 48 text segment (allows us to find out in a portable fashion | |
| 49 whether the current PC is in VM code or not upon a crash) */ | |
| 50 private String firstFile; | |
| 51 private String lastFile; | |
| 52 | |
| 53 public Database(Platform plat, long t) { | |
| 54 this.plat = plat; | |
| 55 macros = new MacroDefinitions(); | |
| 56 allFiles = new FileList("allFiles", plat); | |
| 57 platformFiles = new FileList("platformFiles", plat); | |
| 58 outerFiles = new FileList("outerFiles", plat); | |
| 59 indivIncludes = new FileList("IndivIncludes", plat); | |
| 60 grandInclude = new FileList(plat.getGIFileTemplate().nameOfList(), plat); | |
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61 platformDepFiles = new HashMap<String,String>(); |
| 0 | 62 |
| 63 threshold = t; | |
| 64 nOuterFiles = 0; | |
| 65 nPrecompiledFiles = 0; | |
| 66 missingOk = false; | |
| 67 firstFile = null; | |
| 68 lastFile = null; | |
| 69 }; | |
| 70 | |
| 71 public FileList getAllFiles() { | |
| 72 return allFiles; | |
| 73 } | |
| 74 | |
| 75 public Iterator getMacros() { | |
| 76 return macros.getMacros(); | |
| 77 } | |
| 78 | |
| 79 public void canBeMissing() { | |
| 80 missingOk = true; | |
| 81 } | |
| 82 | |
| 83 public boolean hfileIsInGrandInclude(FileList hfile, FileList cfile) { | |
| 84 return ((hfile.getCount() >= threshold) && (cfile.getUseGrandInclude())); | |
| 85 } | |
| 86 | |
| 87 /** These allow you to specify files not in the include database | |
| 88 which are prepended and appended to the file list, allowing | |
| 89 you to have well-known functions at the start and end of the | |
| 90 text segment (allows us to find out in a portable fashion | |
| 91 whether the current PC is in VM code or not upon a crash) */ | |
| 92 public void setFirstFile(String fileName) { | |
| 93 firstFile = fileName; | |
| 94 } | |
| 95 | |
| 96 public void setLastFile(String fileName) { | |
| 97 lastFile = fileName; | |
| 98 } | |
| 99 | |
| 100 public void get(String platFileName, String dbFileName) | |
| 101 throws FileFormatException, IOException, FileNotFoundException { | |
| 102 macros.readFrom(platFileName, missingOk); | |
| 103 | |
| 104 BufferedReader reader = null; | |
| 105 try { | |
| 106 reader = new BufferedReader(new FileReader(dbFileName)); | |
| 107 } catch (FileNotFoundException e) { | |
| 108 if (missingOk) { | |
| 109 return; | |
| 110 } else { | |
| 111 throw(e); | |
| 112 } | |
| 113 } | |
| 114 System.out.println("\treading database: " + dbFileName); | |
| 115 String line; | |
| 116 int lineNo = 0; | |
| 117 do { | |
| 118 line = reader.readLine(); | |
| 119 lineNo++; | |
| 120 if (line != null) { | |
| 121 StreamTokenizer tokenizer = | |
| 122 new StreamTokenizer(new StringReader(line)); | |
| 123 tokenizer.slashSlashComments(true); | |
| 124 tokenizer.wordChars('_', '_'); | |
| 125 tokenizer.wordChars('<', '>'); | |
| 126 // NOTE: if we didn't have to do this line by line, | |
| 127 // we could trivially recognize C-style comments as | |
| 128 // well. | |
| 129 // tokenizer.slashStarComments(true); | |
| 130 int numTok = 0; | |
| 131 int res; | |
| 132 String unexpandedIncluder = null; | |
| 133 String unexpandedIncludee = null; | |
| 134 do { | |
| 135 res = tokenizer.nextToken(); | |
| 136 if (res != StreamTokenizer.TT_EOF) { | |
| 137 if (numTok == 0) { | |
| 138 unexpandedIncluder = tokenizer.sval; | |
| 139 } else if (numTok == 1) { | |
| 140 unexpandedIncludee = tokenizer.sval; | |
| 141 } else { | |
| 142 throw new FileFormatException( | |
| 143 "invalid line: \"" + line + | |
| 144 "\". Error position: line " + lineNo | |
| 145 ); | |
| 146 } | |
| 147 numTok++; | |
| 148 } | |
| 149 } while (res != StreamTokenizer.TT_EOF); | |
| 150 | |
| 151 if ((numTok != 0) && (numTok != 2)) { | |
| 152 throw new FileFormatException( | |
| 153 "invalid line: \"" + line + | |
| 154 "\". Error position: line " + lineNo | |
| 155 ); | |
| 156 } | |
| 157 | |
| 158 if (numTok == 2) { | |
| 159 // Non-empty line | |
| 160 String includer = macros.expand(unexpandedIncluder); | |
| 161 String includee = macros.expand(unexpandedIncludee); | |
| 162 | |
| 163 if (includee.equals(plat.generatePlatformDependentInclude())) { | |
| 164 MacroDefinitions localExpander = macros.copy(); | |
| 165 MacroDefinitions localExpander2 = macros.copy(); | |
| 166 localExpander.setAllMacroBodiesTo("pd"); | |
| 167 localExpander2.setAllMacroBodiesTo(""); | |
| 168 | |
| 169 // unexpanded_includer e.g. thread_<os_arch>.hpp | |
| 170 // thread_solaris_i486.hpp -> _thread_pd.hpp.incl | |
| 171 | |
| 172 FileName pdName = | |
| 173 plat.getInclFileTemplate().copyStem( | |
| 174 localExpander.expand(unexpandedIncluder) | |
| 175 ); | |
| 176 | |
| 177 // derive generic name from platform specific name | |
| 178 // e.g. os_<arch_os>.hpp => os.hpp. We enforce the | |
| 179 // restriction (imperfectly) noted in includeDB_core | |
| 180 // that platform specific files will have an underscore | |
| 181 // preceding the macro invocation. | |
| 182 | |
| 183 // First expand macro as null string. | |
| 184 | |
| 185 String newIncluder_temp = | |
| 186 localExpander2.expand(unexpandedIncluder); | |
| 187 | |
| 188 // Now find "_." and remove the underscore. | |
| 189 | |
| 190 String newIncluder = ""; | |
| 191 | |
| 192 int len = newIncluder_temp.length(); | |
| 193 int count = 0; | |
| 194 | |
| 195 for ( int i = 0; i < len - 1 ; i++ ) { | |
| 196 if (newIncluder_temp.charAt(i) == '_' && newIncluder_temp.charAt(i+1) == '.') { | |
| 197 count++; | |
| 198 } else { | |
| 199 newIncluder += newIncluder_temp.charAt(i); | |
| 200 } | |
| 201 } | |
| 202 newIncluder += newIncluder_temp.charAt(len-1); | |
| 203 | |
| 204 if (count != 1) { | |
| 205 throw new FileFormatException( | |
| 206 "Unexpected filename format for platform dependent file.\nline: \"" + line + | |
| 207 "\".\nError position: line " + lineNo | |
| 208 ); | |
| 209 } | |
| 210 | |
| 211 FileList p = allFiles.listForFile(includer); | |
| 212 p.setPlatformDependentInclude(pdName.dirPreStemSuff()); | |
| 213 | |
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214 // Record the implicit include of this file so that the |
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215 // dependencies for precompiled headers can mention it. |
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216 platformDepFiles.put(newIncluder, includer); |
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217 |
| 0 | 218 // Add an implicit dependency on platform |
| 219 // specific file for the generic file | |
| 220 | |
| 221 p = platformFiles.listForFile(newIncluder); | |
| 222 | |
| 223 // if this list is empty then this is 1st | |
| 224 // occurance of a platform dependent file and | |
| 225 // we need a new version of the include file. | |
| 226 // Otherwise we just append to the current | |
| 227 // file. | |
| 228 | |
| 229 PrintWriter pdFile = | |
| 230 new PrintWriter( | |
| 231 new FileWriter(pdName.dirPreStemSuff(), | |
| 232 !p.isEmpty()) | |
| 233 ); | |
| 234 pdFile.println("# include \"" + includer + "\""); | |
| 235 pdFile.close(); | |
| 236 | |
| 237 // Add the platform specific file to the list | |
| 238 // for this generic file. | |
| 239 | |
| 240 FileList q = allFiles.listForFile(includer); | |
| 241 p.addIfAbsent(q); | |
| 242 } else { | |
| 243 FileList p = allFiles.listForFile(includer); | |
| 244 if (isOuterFile(includer)) | |
| 245 outerFiles.addIfAbsent(p); | |
| 246 | |
| 247 if (includee.equals(plat.noGrandInclude())) { | |
| 248 p.setUseGrandInclude(false); | |
| 249 } else { | |
| 250 FileList q = allFiles.listForFile(includee); | |
| 251 p.addIfAbsent(q); | |
| 252 } | |
| 253 } | |
| 254 } | |
| 255 } | |
| 256 } while (line != null); | |
| 257 reader.close(); | |
| 258 | |
| 259 // Keep allFiles in well-known order so we can easily determine | |
| 260 // whether the known files are the same | |
| 261 allFiles.sortByName(); | |
| 262 | |
| 263 // Add first and last files differently to prevent a mistake | |
| 264 // in ordering in the include databases from breaking the | |
| 265 // error reporting in the VM. | |
| 266 if (firstFile != null) { | |
| 267 FileList p = allFiles.listForFile(firstFile); | |
| 268 allFiles.setFirstFile(p); | |
| 269 outerFiles.setFirstFile(p); | |
| 270 } | |
| 271 | |
| 272 if (lastFile != null) { | |
| 273 FileList p = allFiles.listForFile(lastFile); | |
| 274 allFiles.setLastFile(p); | |
| 275 outerFiles.setLastFile(p); | |
| 276 } | |
| 277 } | |
| 278 | |
| 279 public void compute() { | |
| 280 System.out.println("\tcomputing closures\n"); | |
| 281 // build both indiv and grand results | |
| 282 for (Iterator iter = outerFiles.iterator(); iter.hasNext(); ) { | |
| 283 indivIncludes.add(((FileList) iter.next()).doCFile()); | |
| 284 ++nOuterFiles; | |
| 285 } | |
| 286 | |
| 287 if (!plat.haveGrandInclude()) | |
| 288 return; // nothing in grand include | |
| 289 | |
| 290 // count how many times each include is included & add em to grand | |
| 291 for (Iterator iter = indivIncludes.iterator(); iter.hasNext(); ) { | |
| 292 FileList indivInclude = (FileList) iter.next(); | |
| 293 if (!indivInclude.getUseGrandInclude()) { | |
| 294 continue; // do not bump count if my files cannot be | |
| 295 // in grand include | |
| 296 } | |
| 297 indivInclude.doFiles(grandInclude); // put em on | |
| 298 // grand_include list | |
| 299 for (Iterator incListIter = indivInclude.iterator(); | |
| 300 incListIter.hasNext(); ) { | |
| 301 ((FileList) incListIter.next()).incrementCount(); | |
| 302 } | |
| 303 } | |
| 304 } | |
| 305 | |
| 306 // Not sure this is necessary in Java | |
| 307 public void verify() { | |
| 308 for (Iterator iter = indivIncludes.iterator(); iter.hasNext(); ) { | |
| 309 if (iter.next() == null) { | |
| 310 plat.abort(); | |
| 311 } | |
| 312 } | |
| 313 } | |
| 314 | |
| 315 public void put() throws IOException { | |
| 316 writeIndividualIncludes(); | |
| 317 | |
| 318 if (plat.haveGrandInclude()) | |
| 319 writeGrandInclude(); | |
| 320 | |
| 321 writeGrandUnixMakefile(); | |
| 322 } | |
| 323 | |
| 324 private void writeIndividualIncludes() throws IOException { | |
| 325 System.out.println("\twriting individual include files\n"); | |
| 326 | |
| 327 for (Iterator iter = indivIncludes.iterator(); iter.hasNext(); ) { | |
| 328 FileList list = (FileList) iter.next(); | |
| 329 System.out.println("\tcreating " + list.getName()); | |
| 330 list.putInclFile(this); | |
| 331 } | |
| 332 } | |
| 333 | |
| 334 private void writeGrandInclude() throws IOException { | |
| 335 System.out.println("\twriting grand include file\n"); | |
| 336 PrintWriter inclFile = | |
| 337 new PrintWriter(new FileWriter(plat.getGIFileTemplate().dirPreStemSuff())); | |
| 338 plat.writeGIPragma(inclFile); | |
| 339 for (Iterator iter = grandInclude.iterator(); iter.hasNext(); ) { | |
| 340 FileList list = (FileList) iter.next(); | |
| 341 if (list.getCount() >= threshold) { | |
| 342 inclFile.println("# include \"" + | |
| 343 plat.getGIFileTemplate().getInvDir() + | |
| 344 list.getName() + | |
| 345 "\""); | |
| 346 nPrecompiledFiles += 1; | |
| 347 } | |
| 348 } | |
| 349 inclFile.println(); | |
| 350 inclFile.close(); | |
| 351 } | |
| 352 | |
| 353 private void writeGrandUnixMakefile() throws IOException { | |
| 354 if (!plat.writeDeps()) | |
| 355 return; | |
| 356 | |
| 357 System.out.println("\twriting dependencies file\n"); | |
| 358 PrintWriter gd = | |
| 359 new PrintWriter(new FileWriter( | |
| 360 plat.getGDFileTemplate().dirPreStemSuff()) | |
| 361 ); | |
| 362 gd.println("# generated by makeDeps"); | |
| 363 gd.println(); | |
| 364 | |
| 365 | |
| 366 // HACK ALERT. The compilation of ad_<arch> files is very slow. | |
| 367 // We want to start compiling them as early as possible. The compilation | |
| 605 | 368 // order on unix is dependent on the order we emit files here. |
| 0 | 369 // By sorting the output before emitting it, we expect |
| 370 // that ad_<arch> will be compiled early. | |
| 371 boolean shouldSortObjFiles = true; | |
| 372 | |
| 373 if (shouldSortObjFiles) { | |
| 374 ArrayList sortList = new ArrayList(); | |
| 375 | |
| 376 // We need to preserve the ordering of the first and last items | |
| 377 // in outerFiles. | |
| 378 int size = outerFiles.size() - 1; | |
| 379 String firstName = removeSuffixFrom(((FileList)outerFiles.get(0)).getName()); | |
| 380 String lastName = removeSuffixFrom(((FileList)outerFiles.get(size)).getName()); | |
| 381 | |
| 382 for (int i=1; i<size; i++) { | |
| 383 FileList anOuterFile = (FileList)outerFiles.get(i); | |
| 384 String stemName = removeSuffixFrom(anOuterFile.getName()); | |
| 385 sortList.add(stemName); | |
| 386 } | |
| 387 Collections.sort(sortList); | |
| 388 | |
| 389 // write Obj_Files = ... | |
| 390 gd.println("Obj_Files = \\"); | |
| 391 gd.println(firstName + plat.objFileSuffix() + " \\"); | |
| 392 for (Iterator iter = sortList.iterator(); iter.hasNext(); ) { | |
| 393 gd.println(iter.next() + plat.objFileSuffix() + " \\"); | |
| 394 } | |
| 395 gd.println(lastName + plat.objFileSuffix() + " \\"); | |
| 396 gd.println(); | |
| 397 gd.println(); | |
| 398 } else { | |
| 399 // write Obj_Files = ... | |
| 400 gd.println("Obj_Files = \\"); | |
| 401 for (Iterator iter = outerFiles.iterator(); iter.hasNext(); ) { | |
| 402 FileList anOuterFile = (FileList) iter.next(); | |
| 403 | |
| 404 String stemName = removeSuffixFrom(anOuterFile.getName()); | |
| 405 gd.println(stemName + plat.objFileSuffix() + " \\"); | |
| 406 } | |
| 407 gd.println(); | |
| 408 gd.println(); | |
| 409 } | |
| 410 | |
| 411 if (nPrecompiledFiles > 0) { | |
| 412 // write Precompiled_Files = ... | |
| 413 gd.println("Precompiled_Files = \\"); | |
| 414 for (Iterator iter = grandInclude.iterator(); iter.hasNext(); ) { | |
| 415 FileList list = (FileList) iter.next(); | |
| 416 gd.println(list.getName() + " \\"); | |
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417 String platformDep = platformDepFiles.get(list.getName()); |
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418 if (platformDep != null) { |
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419 // make sure changes to the platform dependent file will |
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420 // cause regeneration of the pch file. |
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421 gd.println(platformDep + " \\"); |
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422 } |
| 0 | 423 } |
| 424 gd.println(); | |
| 425 gd.println(); | |
| 426 } | |
| 427 | |
| 428 gd.println("DTraced_Files = \\"); | |
| 429 for (Iterator iter = outerFiles.iterator(); iter.hasNext(); ) { | |
| 430 FileList anOuterFile = (FileList) iter.next(); | |
| 431 | |
| 432 if (anOuterFile.hasListForFile("dtrace.hpp")) { | |
| 433 String stemName = removeSuffixFrom(anOuterFile.getName()); | |
| 434 gd.println(stemName + plat.objFileSuffix() + " \\"); | |
| 435 } | |
| 436 } | |
| 437 gd.println(); | |
| 438 gd.println(); | |
| 439 | |
| 440 { | |
| 441 // write each dependency | |
| 442 | |
| 443 for (Iterator iter = indivIncludes.iterator(); iter.hasNext(); ) { | |
| 444 | |
| 445 FileList anII = (FileList) iter.next(); | |
| 446 | |
| 447 String stemName = removeSuffixFrom(anII.getName()); | |
| 448 String inclFileName = | |
| 449 plat.getInclFileTemplate().copyStem(anII.getName()). | |
| 450 preStemSuff(); | |
| 451 | |
| 452 gd.println(stemName + plat.objFileSuffix() + " " + | |
| 453 stemName + plat.asmFileSuffix() + ": \\"); | |
| 454 | |
| 455 printDependentOn(gd, anII.getName()); | |
| 456 // this gets the include file that includes all that | |
| 457 // this file needs (first level) since nested includes | |
| 458 // are skipped to avoid cycles. | |
| 459 printDependentOn(gd, inclFileName); | |
| 460 | |
| 461 if ( plat.haveGrandInclude() ) { | |
| 462 printDependentOn(gd, | |
| 463 plat.getGIFileTemplate().preStemSuff()); | |
| 464 } | |
| 465 | |
| 466 for (Iterator iiIter = anII.iterator(); iiIter.hasNext(); ) { | |
| 467 FileList hfile = (FileList) iiIter.next(); | |
| 468 if (!hfileIsInGrandInclude(hfile, anII) || | |
| 469 plat.writeDependenciesOnHFilesFromGI()) { | |
| 470 printDependentOn(gd, hfile.getName()); | |
| 471 } | |
| 472 if (platformFiles.hasListForFile(hfile.getName())) { | |
| 473 FileList p = | |
| 474 platformFiles.listForFile(hfile.getName());; | |
| 475 for (Iterator hiIter = p.iterator(); | |
| 476 hiIter.hasNext(); ) { | |
| 477 FileList hi2 = (FileList) hiIter.next(); | |
| 478 if (!hfileIsInGrandInclude(hi2, p)) { | |
| 479 printDependentOn(gd, hi2.getName()); | |
| 480 } | |
| 481 } | |
| 482 } | |
| 483 } | |
| 484 | |
| 485 if (plat.includeGIDependencies() | |
| 486 && nPrecompiledFiles > 0 | |
| 487 && anII.getUseGrandInclude()) { | |
| 488 gd.println(" $(Precompiled_Files) \\"); | |
| 489 } | |
| 490 gd.println(); | |
| 491 gd.println(); | |
| 492 } | |
| 493 } | |
| 494 | |
| 495 gd.close(); | |
| 496 } | |
| 497 | |
| 498 public void putDiffs(Database previous) throws IOException { | |
| 499 System.out.println("\tupdating output files\n"); | |
| 500 | |
| 501 if (!indivIncludes.compareLists(previous.indivIncludes) | |
| 502 || !grandInclude.compareLists(previous.grandInclude)) { | |
| 503 System.out.println("The order of .c or .s has changed, or " + | |
| 504 "the grand include file has changed."); | |
| 505 put(); | |
| 506 return; | |
| 507 } | |
| 508 | |
| 509 Iterator curIter = indivIncludes.iterator(); | |
| 510 Iterator prevIter = previous.indivIncludes.iterator(); | |
| 511 | |
| 512 try { | |
| 513 while (curIter.hasNext()) { | |
| 514 FileList newCFileList = (FileList) curIter.next(); | |
| 515 FileList prevCFileList = (FileList) prevIter.next(); | |
| 516 if (!newCFileList.compareLists(prevCFileList)) { | |
| 517 System.out.println("\tupdating " + newCFileList.getName()); | |
| 518 newCFileList.putInclFile(this); | |
| 519 } | |
| 520 } | |
| 521 } | |
| 522 catch (Exception e) { | |
| 523 throw new InternalError("assertion failure: cur and prev " + | |
| 524 "database lists changed unexpectedly."); | |
| 525 } | |
| 526 | |
| 527 writeGrandUnixMakefile(); | |
| 528 } | |
| 529 | |
| 530 private void printDependentOn(PrintWriter gd, String name) { | |
| 531 gd.print(" "); | |
| 532 gd.print(plat.dependentPrefix() + name); | |
| 533 } | |
| 534 | |
| 535 private boolean isOuterFile(String s) { | |
| 536 int len = s.length(); | |
| 537 String[] suffixes = plat.outerSuffixes(); | |
| 538 for (int i = 0; i < suffixes.length; i++) { | |
| 539 String suffix = suffixes[i]; | |
| 540 int suffLen = suffix.length(); | |
| 541 if ((len >= suffLen) && | |
| 542 (plat.fileNameStringEquality(s.substring(len - suffLen), | |
| 543 suffix))) { | |
| 544 return true; | |
| 545 } | |
| 546 } | |
| 547 return false; | |
| 548 } | |
| 549 | |
| 550 private String removeSuffixFrom(String s) { | |
| 551 int idx = s.lastIndexOf('.'); | |
| 552 if (idx <= 0) | |
| 553 plat.abort(); | |
| 554 return s.substring(0, idx); | |
| 555 } | |
| 556 } |