|
1 /* |
|
2 * Copyright (c) 2012, Oracle and/or its affiliates. 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. Oracle designates this |
|
8 * particular file as subject to the "Classpath" exception as provided |
|
9 * by Oracle 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 Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
|
22 * or visit www.oracle.com if you need additional information or have any |
|
23 * questions. |
|
24 */ |
|
25 package com.sun.tools.jdeps; |
|
26 |
|
27 import com.sun.tools.classfile.ClassFile; |
|
28 import com.sun.tools.classfile.ConstantPoolException; |
|
29 import com.sun.tools.classfile.Dependencies; |
|
30 import com.sun.tools.classfile.Dependencies.ClassFileError; |
|
31 import com.sun.tools.classfile.Dependency; |
|
32 import com.sun.tools.classfile.Dependency.Location; |
|
33 import java.io.*; |
|
34 import java.text.MessageFormat; |
|
35 import java.util.*; |
|
36 import java.util.regex.Pattern; |
|
37 |
|
38 /** |
|
39 * Implementation for the jdeps tool for static class dependency analysis. |
|
40 */ |
|
41 class JdepsTask { |
|
42 class BadArgs extends Exception { |
|
43 static final long serialVersionUID = 8765093759964640721L; |
|
44 BadArgs(String key, Object... args) { |
|
45 super(JdepsTask.this.getMessage(key, args)); |
|
46 this.key = key; |
|
47 this.args = args; |
|
48 } |
|
49 |
|
50 BadArgs showUsage(boolean b) { |
|
51 showUsage = b; |
|
52 return this; |
|
53 } |
|
54 final String key; |
|
55 final Object[] args; |
|
56 boolean showUsage; |
|
57 } |
|
58 |
|
59 static abstract class Option { |
|
60 Option(boolean hasArg, String... aliases) { |
|
61 this.hasArg = hasArg; |
|
62 this.aliases = aliases; |
|
63 } |
|
64 |
|
65 boolean isHidden() { |
|
66 return false; |
|
67 } |
|
68 |
|
69 boolean matches(String opt) { |
|
70 for (String a : aliases) { |
|
71 if (a.equals(opt)) { |
|
72 return true; |
|
73 } else if (opt.startsWith("--") && hasArg && opt.startsWith(a + "=")) { |
|
74 return true; |
|
75 } |
|
76 } |
|
77 return false; |
|
78 } |
|
79 |
|
80 boolean ignoreRest() { |
|
81 return false; |
|
82 } |
|
83 |
|
84 abstract void process(JdepsTask task, String opt, String arg) throws BadArgs; |
|
85 final boolean hasArg; |
|
86 final String[] aliases; |
|
87 } |
|
88 |
|
89 static abstract class HiddenOption extends Option { |
|
90 HiddenOption(boolean hasArg, String... aliases) { |
|
91 super(hasArg, aliases); |
|
92 } |
|
93 |
|
94 boolean isHidden() { |
|
95 return true; |
|
96 } |
|
97 } |
|
98 |
|
99 static Option[] recognizedOptions = { |
|
100 new Option(false, "-h", "-?", "--help") { |
|
101 void process(JdepsTask task, String opt, String arg) { |
|
102 task.options.help = true; |
|
103 } |
|
104 }, |
|
105 new Option(false, "-s", "--summary") { |
|
106 void process(JdepsTask task, String opt, String arg) { |
|
107 task.options.showSummary = true; |
|
108 task.options.verbose = Options.Verbose.SUMMARY; |
|
109 } |
|
110 }, |
|
111 new Option(false, "-v", "--verbose") { |
|
112 void process(JdepsTask task, String opt, String arg) { |
|
113 task.options.verbose = Options.Verbose.VERBOSE; |
|
114 } |
|
115 }, |
|
116 new Option(true, "-V", "--verbose-level") { |
|
117 void process(JdepsTask task, String opt, String arg) throws BadArgs { |
|
118 switch (arg) { |
|
119 case "package": |
|
120 task.options.verbose = Options.Verbose.PACKAGE; |
|
121 break; |
|
122 case "class": |
|
123 task.options.verbose = Options.Verbose.CLASS; |
|
124 break; |
|
125 default: |
|
126 throw task.new BadArgs("err.invalid.arg.for.option", opt); |
|
127 } |
|
128 } |
|
129 }, |
|
130 new Option(true, "-c", "--classpath") { |
|
131 void process(JdepsTask task, String opt, String arg) { |
|
132 task.options.classpath = arg; |
|
133 } |
|
134 }, |
|
135 new Option(true, "-p", "--package") { |
|
136 void process(JdepsTask task, String opt, String arg) { |
|
137 task.options.packageNames.add(arg); |
|
138 } |
|
139 }, |
|
140 new Option(true, "-e", "--regex") { |
|
141 void process(JdepsTask task, String opt, String arg) { |
|
142 task.options.regex = arg; |
|
143 } |
|
144 }, |
|
145 new Option(false, "-P", "--profile") { |
|
146 void process(JdepsTask task, String opt, String arg) { |
|
147 task.options.showProfile = true; |
|
148 } |
|
149 }, |
|
150 new Option(false, "-R", "--recursive") { |
|
151 void process(JdepsTask task, String opt, String arg) { |
|
152 task.options.depth = 0; |
|
153 } |
|
154 }, |
|
155 new HiddenOption(true, "-d", "--depth") { |
|
156 void process(JdepsTask task, String opt, String arg) throws BadArgs { |
|
157 try { |
|
158 task.options.depth = Integer.parseInt(arg); |
|
159 } catch (NumberFormatException e) { |
|
160 throw task.new BadArgs("err.invalid.arg.for.option", opt); |
|
161 } |
|
162 } |
|
163 }, |
|
164 new Option(false, "--version") { |
|
165 void process(JdepsTask task, String opt, String arg) { |
|
166 task.options.version = true; |
|
167 } |
|
168 }, |
|
169 new HiddenOption(false, "--fullversion") { |
|
170 void process(JdepsTask task, String opt, String arg) { |
|
171 task.options.fullVersion = true; |
|
172 } |
|
173 }, |
|
174 |
|
175 }; |
|
176 |
|
177 private static final String PROGNAME = "jdeps"; |
|
178 private final Options options = new Options(); |
|
179 private final List<String> classes = new ArrayList<String>(); |
|
180 |
|
181 private PrintWriter log; |
|
182 void setLog(PrintWriter out) { |
|
183 log = out; |
|
184 } |
|
185 |
|
186 /** |
|
187 * Result codes. |
|
188 */ |
|
189 static final int EXIT_OK = 0, // Completed with no errors. |
|
190 EXIT_ERROR = 1, // Completed but reported errors. |
|
191 EXIT_CMDERR = 2, // Bad command-line arguments |
|
192 EXIT_SYSERR = 3, // System error or resource exhaustion. |
|
193 EXIT_ABNORMAL = 4;// terminated abnormally |
|
194 |
|
195 int run(String[] args) { |
|
196 if (log == null) { |
|
197 log = new PrintWriter(System.out); |
|
198 } |
|
199 try { |
|
200 handleOptions(args); |
|
201 if (options.help) { |
|
202 showHelp(); |
|
203 } |
|
204 if (options.version || options.fullVersion) { |
|
205 showVersion(options.fullVersion); |
|
206 } |
|
207 if (classes.isEmpty() && !options.wildcard) { |
|
208 if (options.help || options.version || options.fullVersion) { |
|
209 return EXIT_OK; |
|
210 } else { |
|
211 showHelp(); |
|
212 return EXIT_CMDERR; |
|
213 } |
|
214 } |
|
215 if (options.regex != null && options.packageNames.size() > 0) { |
|
216 showHelp(); |
|
217 return EXIT_CMDERR; |
|
218 } |
|
219 if (options.showSummary && options.verbose != Options.Verbose.SUMMARY) { |
|
220 showHelp(); |
|
221 return EXIT_CMDERR; |
|
222 } |
|
223 boolean ok = run(); |
|
224 return ok ? EXIT_OK : EXIT_ERROR; |
|
225 } catch (BadArgs e) { |
|
226 reportError(e.key, e.args); |
|
227 if (e.showUsage) { |
|
228 log.println(getMessage("main.usage.summary", PROGNAME)); |
|
229 } |
|
230 return EXIT_CMDERR; |
|
231 } catch (IOException e) { |
|
232 return EXIT_ABNORMAL; |
|
233 } finally { |
|
234 log.flush(); |
|
235 } |
|
236 } |
|
237 |
|
238 private final List<Archive> sourceLocations = new ArrayList<Archive>(); |
|
239 private final Archive NOT_FOUND = new Archive(getMessage("artifact.not.found")); |
|
240 private boolean run() throws IOException { |
|
241 findDependencies(); |
|
242 switch (options.verbose) { |
|
243 case VERBOSE: |
|
244 case CLASS: |
|
245 printClassDeps(log); |
|
246 break; |
|
247 case PACKAGE: |
|
248 printPackageDeps(log); |
|
249 break; |
|
250 case SUMMARY: |
|
251 for (Archive origin : sourceLocations) { |
|
252 for (Archive target : origin.getRequiredArchives()) { |
|
253 log.format("%-30s -> %s%n", origin, target); |
|
254 } |
|
255 } |
|
256 break; |
|
257 default: |
|
258 throw new InternalError("Should not reach here"); |
|
259 } |
|
260 return true; |
|
261 } |
|
262 |
|
263 private boolean isValidClassName(String name) { |
|
264 if (!Character.isJavaIdentifierStart(name.charAt(0))) { |
|
265 return false; |
|
266 } |
|
267 for (int i=1; i < name.length(); i++) { |
|
268 char c = name.charAt(i); |
|
269 if (c != '.' && !Character.isJavaIdentifierPart(c)) { |
|
270 return false; |
|
271 } |
|
272 } |
|
273 return true; |
|
274 } |
|
275 |
|
276 private void findDependencies() throws IOException { |
|
277 Dependency.Finder finder = Dependencies.getClassDependencyFinder(); |
|
278 Dependency.Filter filter; |
|
279 if (options.regex != null) { |
|
280 filter = Dependencies.getRegexFilter(Pattern.compile(options.regex)); |
|
281 } else if (options.packageNames.size() > 0) { |
|
282 filter = Dependencies.getPackageFilter(options.packageNames, false); |
|
283 } else { |
|
284 filter = new Dependency.Filter() { |
|
285 public boolean accepts(Dependency dependency) { |
|
286 return !dependency.getOrigin().equals(dependency.getTarget()); |
|
287 } |
|
288 }; |
|
289 } |
|
290 |
|
291 List<Archive> archives = new ArrayList<Archive>(); |
|
292 Deque<String> roots = new LinkedList<String>(); |
|
293 for (String s : classes) { |
|
294 File f = new File(s); |
|
295 if (f.exists()) { |
|
296 archives.add(new Archive(f, ClassFileReader.newInstance(f))); |
|
297 } else { |
|
298 if (isValidClassName(s)) { |
|
299 roots.add(s); |
|
300 } else { |
|
301 warning("warn.invalid.arg", s); |
|
302 } |
|
303 } |
|
304 } |
|
305 |
|
306 List<Archive> classpaths = new ArrayList<Archive>(); // for class file lookup |
|
307 if (options.wildcard) { |
|
308 // include all archives from classpath to the initial list |
|
309 archives.addAll(getClassPathArchives(options.classpath)); |
|
310 } else { |
|
311 classpaths.addAll(getClassPathArchives(options.classpath)); |
|
312 } |
|
313 classpaths.addAll(PlatformClassPath.getArchives()); |
|
314 |
|
315 // add all archives to the source locations for reporting |
|
316 sourceLocations.addAll(archives); |
|
317 sourceLocations.addAll(classpaths); |
|
318 |
|
319 // Work queue of names of classfiles to be searched. |
|
320 // Entries will be unique, and for classes that do not yet have |
|
321 // dependencies in the results map. |
|
322 Deque<String> deque = new LinkedList<String>(); |
|
323 Set<String> doneClasses = new HashSet<String>(); |
|
324 |
|
325 // get the immediate dependencies of the input files |
|
326 for (Archive a : archives) { |
|
327 for (ClassFile cf : a.reader().getClassFiles()) { |
|
328 String classFileName; |
|
329 try { |
|
330 classFileName = cf.getName(); |
|
331 } catch (ConstantPoolException e) { |
|
332 throw new ClassFileError(e); |
|
333 } |
|
334 a.addClass(classFileName); |
|
335 if (!doneClasses.contains(classFileName)) { |
|
336 doneClasses.add(classFileName); |
|
337 } |
|
338 for (Dependency d : finder.findDependencies(cf)) { |
|
339 if (filter.accepts(d)) { |
|
340 String cn = d.getTarget().getName(); |
|
341 if (!doneClasses.contains(cn) && !deque.contains(cn)) { |
|
342 deque.add(cn); |
|
343 } |
|
344 a.addDependency(d); |
|
345 } |
|
346 } |
|
347 } |
|
348 } |
|
349 |
|
350 // add Archive for looking up classes from the classpath |
|
351 // for transitive dependency analysis |
|
352 Deque<String> unresolved = roots; |
|
353 int depth = options.depth > 0 ? options.depth : Integer.MAX_VALUE; |
|
354 do { |
|
355 String name; |
|
356 while ((name = unresolved.poll()) != null) { |
|
357 if (doneClasses.contains(name)) { |
|
358 continue; |
|
359 } |
|
360 ClassFile cf = null; |
|
361 for (Archive a : classpaths) { |
|
362 cf = a.reader().getClassFile(name); |
|
363 if (cf != null) { |
|
364 String classFileName; |
|
365 try { |
|
366 classFileName = cf.getName(); |
|
367 } catch (ConstantPoolException e) { |
|
368 throw new ClassFileError(e); |
|
369 } |
|
370 a.addClass(classFileName); |
|
371 if (!doneClasses.contains(classFileName)) { |
|
372 // if name is a fully-qualified class name specified |
|
373 // from command-line, this class might already be parsed |
|
374 doneClasses.add(classFileName); |
|
375 if (depth > 0) { |
|
376 for (Dependency d : finder.findDependencies(cf)) { |
|
377 if (filter.accepts(d)) { |
|
378 String cn = d.getTarget().getName(); |
|
379 if (!doneClasses.contains(cn) && !deque.contains(cn)) { |
|
380 deque.add(cn); |
|
381 } |
|
382 a.addDependency(d); |
|
383 } |
|
384 } |
|
385 } |
|
386 } |
|
387 break; |
|
388 } |
|
389 } |
|
390 if (cf == null) { |
|
391 NOT_FOUND.addClass(name); |
|
392 } |
|
393 } |
|
394 unresolved = deque; |
|
395 deque = new LinkedList<String>(); |
|
396 } while (!unresolved.isEmpty() && depth-- > 0); |
|
397 } |
|
398 |
|
399 private void printPackageDeps(PrintWriter out) { |
|
400 for (Archive source : sourceLocations) { |
|
401 SortedMap<Location, SortedSet<Location>> deps = source.getDependencies(); |
|
402 if (deps.isEmpty()) |
|
403 continue; |
|
404 |
|
405 for (Archive target : source.getRequiredArchives()) { |
|
406 out.format("%s -> %s%n", source, target); |
|
407 } |
|
408 |
|
409 Map<String, Archive> pkgs = new TreeMap<String, Archive>(); |
|
410 SortedMap<String, Archive> targets = new TreeMap<String, Archive>(); |
|
411 String pkg = ""; |
|
412 for (Map.Entry<Location, SortedSet<Location>> e : deps.entrySet()) { |
|
413 String cn = e.getKey().getClassName(); |
|
414 String p = packageOf(e.getKey()); |
|
415 Archive origin = Archive.find(e.getKey()); |
|
416 assert origin != null; |
|
417 if (!pkgs.containsKey(p)) { |
|
418 pkgs.put(p, origin); |
|
419 } else if (pkgs.get(p) != origin) { |
|
420 warning("warn.split.package", p, origin, pkgs.get(p)); |
|
421 } |
|
422 |
|
423 if (!p.equals(pkg)) { |
|
424 printTargets(out, targets); |
|
425 pkg = p; |
|
426 targets.clear(); |
|
427 out.format(" %s (%s)%n", p, origin.getFileName()); |
|
428 } |
|
429 |
|
430 for (Location t : e.getValue()) { |
|
431 p = packageOf(t); |
|
432 Archive target = Archive.find(t); |
|
433 if (!targets.containsKey(p)) { |
|
434 targets.put(p, target); |
|
435 } |
|
436 } |
|
437 } |
|
438 printTargets(out, targets); |
|
439 out.println(); |
|
440 } |
|
441 } |
|
442 |
|
443 private void printTargets(PrintWriter out, Map<String, Archive> targets) { |
|
444 for (Map.Entry<String, Archive> t : targets.entrySet()) { |
|
445 String pn = t.getKey(); |
|
446 out.format(" -> %-40s %s%n", pn, getPackageInfo(pn, t.getValue())); |
|
447 } |
|
448 } |
|
449 |
|
450 private String getPackageInfo(String pn, Archive source) { |
|
451 if (PlatformClassPath.contains(source)) { |
|
452 String name = PlatformClassPath.getProfileName(pn); |
|
453 if (name.isEmpty()) { |
|
454 return "JDK internal API (" + source.getFileName() + ")"; |
|
455 } |
|
456 return options.showProfile ? name : ""; |
|
457 } |
|
458 return source.getFileName(); |
|
459 } |
|
460 |
|
461 private static String packageOf(Location loc) { |
|
462 String pkg = loc.getPackageName(); |
|
463 return pkg.isEmpty() ? "<unnamed>" : pkg; |
|
464 } |
|
465 |
|
466 private void printClassDeps(PrintWriter out) { |
|
467 for (Archive source : sourceLocations) { |
|
468 SortedMap<Location, SortedSet<Location>> deps = source.getDependencies(); |
|
469 if (deps.isEmpty()) |
|
470 continue; |
|
471 |
|
472 for (Archive target : source.getRequiredArchives()) { |
|
473 out.format("%s -> %s%n", source, target); |
|
474 } |
|
475 out.format("%s%n", source); |
|
476 for (Map.Entry<Location, SortedSet<Location>> e : deps.entrySet()) { |
|
477 String cn = e.getKey().getClassName(); |
|
478 Archive origin = Archive.find(e.getKey()); |
|
479 out.format(" %s (%s)%n", cn, origin.getFileName()); |
|
480 for (Location t : e.getValue()) { |
|
481 cn = t.getClassName(); |
|
482 Archive target = Archive.find(t); |
|
483 out.format(" -> %-60s %s%n", cn, getPackageInfo(t.getPackageName(), target)); |
|
484 } |
|
485 } |
|
486 out.println(); |
|
487 } |
|
488 } |
|
489 public void handleOptions(String[] args) throws BadArgs { |
|
490 // process options |
|
491 for (int i=0; i < args.length; i++) { |
|
492 if (args[i].charAt(0) == '-') { |
|
493 String name = args[i]; |
|
494 Option option = getOption(name); |
|
495 String param = null; |
|
496 if (option.hasArg) { |
|
497 if (name.startsWith("--") && name.indexOf('=') > 0) { |
|
498 param = name.substring(name.indexOf('=') + 1, name.length()); |
|
499 } else if (i + 1 < args.length) { |
|
500 param = args[++i]; |
|
501 } |
|
502 if (param == null || param.isEmpty() || param.charAt(0) == '-') { |
|
503 throw new BadArgs("err.missing.arg", name).showUsage(true); |
|
504 } |
|
505 } |
|
506 option.process(this, name, param); |
|
507 if (option.ignoreRest()) { |
|
508 i = args.length; |
|
509 } |
|
510 } else { |
|
511 // process rest of the input arguments |
|
512 for (; i < args.length; i++) { |
|
513 String name = args[i]; |
|
514 if (name.charAt(0) == '-') { |
|
515 throw new BadArgs("err.option.after.class", name).showUsage(true); |
|
516 } |
|
517 if (name.equals("*") || name.equals("\"*\"")) { |
|
518 options.wildcard = true; |
|
519 } else { |
|
520 classes.add(name); |
|
521 } |
|
522 } |
|
523 } |
|
524 } |
|
525 } |
|
526 |
|
527 private Option getOption(String name) throws BadArgs { |
|
528 for (Option o : recognizedOptions) { |
|
529 if (o.matches(name)) { |
|
530 return o; |
|
531 } |
|
532 } |
|
533 throw new BadArgs("err.unknown.option", name).showUsage(true); |
|
534 } |
|
535 |
|
536 private void reportError(String key, Object... args) { |
|
537 log.println(getMessage("error.prefix") + " " + getMessage(key, args)); |
|
538 } |
|
539 |
|
540 private void warning(String key, Object... args) { |
|
541 log.println(getMessage("warn.prefix") + " " + getMessage(key, args)); |
|
542 } |
|
543 |
|
544 private void showHelp() { |
|
545 log.println(getMessage("main.usage", PROGNAME)); |
|
546 for (Option o : recognizedOptions) { |
|
547 String name = o.aliases[0].substring(1); // there must always be at least one name |
|
548 name = name.charAt(0) == '-' ? name.substring(1) : name; |
|
549 if (o.isHidden() || name.equals("h")) { |
|
550 continue; |
|
551 } |
|
552 log.println(getMessage("main.opt." + name)); |
|
553 } |
|
554 } |
|
555 |
|
556 private void showVersion(boolean full) { |
|
557 log.println(version(full ? "full" : "release")); |
|
558 } |
|
559 |
|
560 private String version(String key) { |
|
561 // key=version: mm.nn.oo[-milestone] |
|
562 // key=full: mm.mm.oo[-milestone]-build |
|
563 if (ResourceBundleHelper.versionRB == null) { |
|
564 return System.getProperty("java.version"); |
|
565 } |
|
566 try { |
|
567 return ResourceBundleHelper.versionRB.getString(key); |
|
568 } catch (MissingResourceException e) { |
|
569 return getMessage("version.unknown", System.getProperty("java.version")); |
|
570 } |
|
571 } |
|
572 |
|
573 public String getMessage(String key, Object... args) { |
|
574 try { |
|
575 return MessageFormat.format(ResourceBundleHelper.bundle.getString(key), args); |
|
576 } catch (MissingResourceException e) { |
|
577 throw new InternalError("Missing message: " + key); |
|
578 } |
|
579 } |
|
580 |
|
581 private static class Options { |
|
582 enum Verbose { |
|
583 CLASS, |
|
584 PACKAGE, |
|
585 SUMMARY, |
|
586 VERBOSE |
|
587 }; |
|
588 |
|
589 boolean help; |
|
590 boolean version; |
|
591 boolean fullVersion; |
|
592 boolean showFlags; |
|
593 boolean showProfile; |
|
594 boolean showSummary; |
|
595 boolean wildcard; |
|
596 String regex; |
|
597 String classpath = ""; |
|
598 int depth = 1; |
|
599 Verbose verbose = Verbose.PACKAGE; |
|
600 Set<String> packageNames = new HashSet<String>(); |
|
601 } |
|
602 |
|
603 private static class ResourceBundleHelper { |
|
604 static final ResourceBundle versionRB; |
|
605 static final ResourceBundle bundle; |
|
606 |
|
607 static { |
|
608 Locale locale = Locale.getDefault(); |
|
609 try { |
|
610 bundle = ResourceBundle.getBundle("com.sun.tools.jdeps.resources.jdeps", locale); |
|
611 } catch (MissingResourceException e) { |
|
612 throw new InternalError("Cannot find jdeps resource bundle for locale " + locale); |
|
613 } |
|
614 try { |
|
615 versionRB = ResourceBundle.getBundle("com.sun.tools.jdeps.resources.version"); |
|
616 } catch (MissingResourceException e) { |
|
617 throw new InternalError("version.resource.missing"); |
|
618 } |
|
619 } |
|
620 } |
|
621 |
|
622 private List<Archive> getArchives(List<String> filenames) throws IOException { |
|
623 List<Archive> result = new ArrayList<Archive>(); |
|
624 for (String s : filenames) { |
|
625 File f = new File(s); |
|
626 if (f.exists()) { |
|
627 result.add(new Archive(f, ClassFileReader.newInstance(f))); |
|
628 } else { |
|
629 warning("warn.file.not.exist", s); |
|
630 } |
|
631 } |
|
632 return result; |
|
633 } |
|
634 |
|
635 private List<Archive> getClassPathArchives(String paths) throws IOException { |
|
636 List<Archive> result = new ArrayList<Archive>(); |
|
637 if (paths.isEmpty()) { |
|
638 return result; |
|
639 } |
|
640 for (String p : paths.split(File.pathSeparator)) { |
|
641 if (p.length() > 0) { |
|
642 File f = new File(p); |
|
643 if (f.exists()) { |
|
644 result.add(new Archive(f, ClassFileReader.newInstance(f))); |
|
645 } |
|
646 } |
|
647 } |
|
648 return result; |
|
649 } |
|
650 } |