1 | import java.security.NoSuchAlgorithmException; |
2 | import java.security.MessageDigest; |
3 | import java.lang.reflect.*; |
4 | import java.net.*; |
5 | import javax.swing.*; |
6 | import java.util.regex.*; |
7 | import java.util.*; |
8 | |
9 | import android.widget.*; |
10 | import android.view.*; |
11 | import android.content.Context; |
12 | import android.app.Activity; |
13 | import java.util.Timer; |
14 | import java.util.TimerTask; |
15 | import java.io.*; |
16 | |
17 | public class main { |
18 | static class Lg { |
19 | Activity context; |
20 | ScrollView sv; |
21 | TextView tv; |
22 | StringBuilder buf = new StringBuilder(); |
23 | |
24 | Lg(Activity context) { |
25 | this.context = context; |
26 | sv = new ScrollView(context); |
27 | tv = new TextView(context); |
28 | tv.setText(buf.toString()); |
29 | sv.addView(tv); |
30 | } |
31 | |
32 | View getView() { |
33 | return sv; |
34 | } |
35 | |
36 | void print(final String s) { |
37 | context.runOnUiThread(new Runnable() { |
38 | public void run() { |
39 | buf.append(s); |
40 | tv.setText(buf.toString()); |
41 | } |
42 | }); |
43 | } |
44 | |
45 | void println(String s) { |
46 | print(s + "\n"); |
47 | } |
48 | } |
49 | |
50 | static Lg lg; |
51 | |
52 | public static View main(final Activity context) { |
53 | lg = new Lg(context); |
54 | |
55 | OutputStream outputStream = new OutputStream() { |
56 | public void write(int b) { |
57 | try { |
58 | lg.print(new String(new byte[] {(byte) b}, "UTF-8")); // This is crap |
59 | } catch (UnsupportedEncodingException e) {} |
60 | } |
61 | |
62 | @Override |
63 | public void write(byte[] b, int off, int len) { |
64 | try { |
65 | lg.print(new String(b, off, len, "UTF-8")); // This is crap |
66 | } catch (UnsupportedEncodingException e) {} |
67 | } |
68 | }; |
69 | |
70 | PrintStream ps = new PrintStream(outputStream, true); |
71 | System.setOut(ps); |
72 | System.setErr(ps); |
73 | |
74 | new Thread() { |
75 | public void run() { |
76 | try { |
77 | _x18.androidContext = context; |
78 | //_x18.showSystemProperties(); |
79 | String mainSnippet = "1000419"; |
80 | _x18.main(new String[] {mainSnippet}); |
81 | } catch (Throwable e) { |
82 | e.printStackTrace(); |
83 | } |
84 | } |
85 | }.start(); |
86 | |
87 | return lg.getView(); |
88 | } |
89 | } |
90 | |
91 | /** |
92 | JavaX runner version 18 |
93 | |
94 | Changes to v17: |
95 | -can run server-transpiled main programs for super-quick compilation |
96 | (no local transpiling except for nested solvers or something) |
97 | -making Android-aware (FileInputStream/FileOutputStream/other file stuff?) |
98 | |
99 | */ |
100 | |
101 | class _x18 { |
102 | static final String version = "JavaX 18"; |
103 | |
104 | static boolean verbose = false, translate = false, list = false, virtualizeTranslators = true; |
105 | static String translateTo = null; |
106 | static boolean preferCached = false, safeOnly = false, noID = false, noPrefetch = false; |
107 | static List<String[]> mainTranslators = new ArrayList<String[]>(); |
108 | private static Map<Long, String> memSnippetCache = new HashMap<Long, String>(); |
109 | private static int processesStarted, compilations; |
110 | |
111 | // snippet ID -> md5 |
112 | private static HashMap<Long, String> prefetched = new HashMap<Long, String>(); |
113 | private static File virtCache; |
114 | |
115 | // doesn't work yet |
116 | private static Map<String, Class<?>> programCache = new HashMap<String, Class<?>>(); |
117 | static boolean cacheTranslators = false; |
118 | |
119 | // this should work (caches transpiled translators) |
120 | private static HashMap<Long, Object[]> translationCache = new HashMap<Long, Object[]>(); |
121 | static boolean cacheTranspiledTranslators = true; |
122 | |
123 | // which snippets are available pre-transpiled server-side? |
124 | private static Set<Long> hasTranspiledSet = new HashSet<Long>(); |
125 | static boolean useServerTranspiled = true; |
126 | |
127 | static Object androidContext; |
128 | static boolean android = isAndroid(); |
129 | |
130 | public static void main(String[] args) throws Exception { |
131 | File ioBaseDir = new File("."), inputDir = null, outputDir = null; |
132 | String src = null; |
133 | List<String> programArgs = new ArrayList<String>(); |
134 | |
135 | for (int i = 0; i < args.length; i++) { |
136 | String arg = args[i]; |
137 | |
138 | if (arg.equals("-version")) { |
139 | showVersion(); |
140 | return; |
141 | } |
142 | |
143 | if (arg.equals("-sysprop")) { |
144 | showSystemProperties(); |
145 | return; |
146 | } |
147 | |
148 | if (arg.equals("-v") || arg.equals("-verbose")) |
149 | verbose = true; |
150 | else if (arg.equals("-finderror")) |
151 | verbose = true; |
152 | else if (arg.equals("-offline") || arg.equalsIgnoreCase("-prefercached")) |
153 | preferCached = true; |
154 | else if (arg.equals("-novirt")) |
155 | virtualizeTranslators = false; |
156 | else if (arg.equals("-safeonly")) |
157 | safeOnly = true; |
158 | else if (arg.equals("-noid")) |
159 | noID = true; |
160 | else if (arg.equals("-nocachetranspiled")) |
161 | cacheTranspiledTranslators = false; |
162 | else if (arg.equals("-localtranspile")) |
163 | useServerTranspiled = false; |
164 | else if (arg.equals("translate")) |
165 | translate = true; |
166 | else if (arg.equals("list")) { |
167 | list = true; |
168 | virtualizeTranslators = false; // so they are silenced |
169 | } else if (arg.equals("run")) { |
170 | // it's the default command anyway |
171 | } else if (arg.startsWith("input=")) |
172 | inputDir = new File(arg.substring(6)); |
173 | else if (arg.startsWith("output=")) |
174 | outputDir = new File(arg.substring(7)); |
175 | else if (arg.equals("with")) |
176 | mainTranslators.add(new String[] {args[++i], null}); |
177 | else if (translate && arg.equals("to")) |
178 | translateTo = args[++i]; |
179 | else if (src == null) { |
180 | //System.out.println("src=" + arg); |
181 | src = arg; |
182 | } else |
183 | programArgs.add(arg); |
184 | } |
185 | |
186 | cleanCache(); |
187 | |
188 | if (useServerTranspiled) |
189 | noPrefetch = true; |
190 | |
191 | if (src == null) src = "."; |
192 | |
193 | // Might actually want to write to 2 disk caches (global/per program). |
194 | if (virtualizeTranslators && !preferCached) |
195 | virtCache = TempDirMaker_make(); |
196 | |
197 | if (inputDir != null) { |
198 | ioBaseDir = TempDirMaker_make(); |
199 | System.out.println("Taking input from: " + inputDir.getAbsolutePath()); |
200 | System.out.println("Output is in: " + new File(ioBaseDir, "output").getAbsolutePath()); |
201 | copyInput(inputDir, new File(ioBaseDir, "input")); |
202 | } |
203 | |
204 | javaxmain(src, ioBaseDir, translate, list, programArgs.toArray(new String[programArgs.size()])); |
205 | |
206 | if (outputDir != null) { |
207 | copyInput(new File(ioBaseDir, "output"), outputDir); |
208 | System.out.println("Output copied to: " + outputDir.getAbsolutePath()); |
209 | } |
210 | |
211 | if (verbose) { |
212 | // print stats |
213 | System.out.println("Processes started: " + processesStarted + ", compilations: " + compilations); |
214 | } |
215 | } |
216 | |
217 | public static void javaxmain(String src, File ioDir, boolean translate, boolean list, |
218 | String[] args) throws Exception { |
219 | List<File> libraries = new ArrayList<File>(); |
220 | File X = transpileMain(src, libraries); |
221 | if (X == null) |
222 | return; |
223 | |
224 | // list or run |
225 | |
226 | if (translate) { |
227 | File to = X; |
228 | if (translateTo != null) |
229 | if (new File(translateTo).isDirectory()) |
230 | to = new File(translateTo, "main.java"); |
231 | else |
232 | to = new File(translateTo); |
233 | if (to != X) |
234 | copy(new File(X, "main.java"), to); |
235 | System.out.println("Program translated to: " + to.getAbsolutePath()); |
236 | } else if (list) |
237 | System.out.println(loadTextFile(new File(X, "main.java").getPath(), null)); |
238 | else |
239 | javax2(X, ioDir, false, false, libraries, args, null); |
240 | } |
241 | |
242 | static File transpileMain(String src, List<File> libraries) throws Exception { |
243 | File srcDir; |
244 | boolean isTranspiled = false; |
245 | if (isSnippetID(src)) { |
246 | prefetch(src); |
247 | long id = parseSnippetID(src); |
248 | srcDir = loadSnippetAsMainJava(src); |
249 | if (hasTranspiledSet.contains(id)) { |
250 | System.err.println("Trying pretranspiled main program: #" + id); |
251 | String transpiledSrc = getServerTranspiled("#" + id); |
252 | if (!transpiledSrc.isEmpty()) { |
253 | srcDir = TempDirMaker_make(); |
254 | saveTextFile(new File(srcDir, "main.java").getPath(), transpiledSrc); |
255 | isTranspiled = true; |
256 | //translationCache.put(id, new Object[] {srcDir, libraries}); |
257 | } |
258 | } |
259 | } else { |
260 | srcDir = new File(src); |
261 | |
262 | // if the argument is a file, it is assumed to be main.java |
263 | if (srcDir.isFile()) { |
264 | srcDir = TempDirMaker_make(); |
265 | copy(new File(src), new File(srcDir, "main.java")); |
266 | } |
267 | |
268 | if (!new File(srcDir, "main.java").exists()) { |
269 | showVersion(); |
270 | System.out.println("No main.java found, exiting"); |
271 | return null; |
272 | } |
273 | } |
274 | |
275 | // translate |
276 | |
277 | File X = srcDir; |
278 | |
279 | if (!isTranspiled) { |
280 | X = topLevelTranslate(X, libraries); |
281 | System.err.println("Translated " + src); |
282 | |
283 | // save prefetch data |
284 | if (isSnippetID(src)) |
285 | savePrefetchData(src); |
286 | } |
287 | return X; |
288 | } |
289 | |
290 | private static void prefetch(String mainSnippetID) throws IOException { |
291 | if (noPrefetch) return; |
292 | |
293 | long mainID = parseSnippetID(mainSnippetID); |
294 | String s = mainID + " " + loadTextFile(new File(userHome(), ".tinybrain/prefetch/" + mainID + ".txt").getPath(), ""); |
295 | String[] ids = s.trim().split(" "); |
296 | if (ids.length > 1) { |
297 | String url = "http://tinybrain.de:8080/tb-int/prefetch.php?ids=" + URLEncoder.encode(s, "UTF-8"); |
298 | String data = loadPage(new URL(url)); |
299 | String[] split = data.split(" "); |
300 | if (split.length == ids.length) |
301 | for (int i = 0; i < ids.length; i++) |
302 | prefetched.put(parseSnippetID(ids[i]), split[i]); |
303 | } |
304 | } |
305 | |
306 | private static String userHome() { |
307 | if (android) |
308 | return ((File) call(androidContext, "getFilesDir")).getAbsolutePath(); |
309 | else |
310 | return System.getProperty("user.home"); |
311 | } |
312 | |
313 | private static void savePrefetchData(String mainSnippetID) throws IOException { |
314 | List<String> ids = new ArrayList<String>(); |
315 | long mainID = parseSnippetID(mainSnippetID); |
316 | |
317 | for (long id : memSnippetCache.keySet()) |
318 | if (id != mainID) |
319 | ids.add(String.valueOf(id)); |
320 | |
321 | saveTextFile(new File(userHome(),".tinybrain/prefetch/" + mainID + ".txt").getPath(), join(" ", ids)); |
322 | } |
323 | |
324 | static File topLevelTranslate(File srcDir, List<File> libraries_out) throws Exception { |
325 | File X = srcDir; |
326 | X = applyTranslators(X, mainTranslators, libraries_out); // translators supplied on command line (unusual) |
327 | |
328 | // actual inner translation of the JavaX source |
329 | X = defaultTranslate(X, libraries_out); |
330 | return X; |
331 | } |
332 | |
333 | private static File defaultTranslate(File x, List<File> libraries_out) throws Exception { |
334 | x = luaPrintToJavaPrint(x); |
335 | x = repeatAutoTranslate(x, libraries_out); |
336 | return x; |
337 | } |
338 | |
339 | private static File repeatAutoTranslate(File x, List<File> libraries_out) throws Exception { |
340 | while (true) { |
341 | File y = autoTranslate(x, libraries_out); |
342 | if (y == x) |
343 | return x; |
344 | x = y; |
345 | } |
346 | } |
347 | |
348 | private static File autoTranslate(File x, List<File> libraries_out) throws Exception { |
349 | String main = loadTextFile(new File(x, "main.java").getPath(), null); |
350 | List<String> lines = toLines(main); |
351 | List<String[]> translators = findTranslators(lines); |
352 | if (translators.isEmpty()) |
353 | return x; |
354 | |
355 | main = fromLines(lines); |
356 | File newDir = TempDirMaker_make(); |
357 | saveTextFile(new File(newDir, "main.java").getPath(), main); |
358 | return applyTranslators(newDir, translators, libraries_out); |
359 | } |
360 | |
361 | private static List<String[]> findTranslators(List<String> lines) { |
362 | List<String[]> translators = new ArrayList<String[]>(); |
363 | Pattern pattern = Pattern.compile("^!([0-9# \t]+)"); |
364 | Pattern pArgs = Pattern.compile("^\\s*\\((.*)\\)"); |
365 | for (ListIterator<String> iterator = lines.listIterator(); iterator.hasNext(); ) { |
366 | String line = iterator.next(); |
367 | line = line.trim(); |
368 | Matcher matcher = pattern.matcher(line); |
369 | if (matcher.find()) { |
370 | String[] t = matcher.group(1).split("[ \t]+"); |
371 | String rest = line.substring(matcher.end()); |
372 | String arg = null; |
373 | if (t.length == 1) { |
374 | Matcher mArgs = pArgs.matcher(rest); |
375 | if (mArgs.find()) |
376 | arg = mArgs.group(1); |
377 | } |
378 | for (String transi : t) |
379 | translators.add(new String[]{transi, arg}); |
380 | iterator.remove(); |
381 | } |
382 | } |
383 | return translators; |
384 | } |
385 | |
386 | public static List<String> toLines(String s) { |
387 | List<String> lines = new ArrayList<String>(); |
388 | int start = 0; |
389 | while (true) { |
390 | int i = toLines_nextLineBreak(s, start); |
391 | if (i < 0) { |
392 | if (s.length() > start) lines.add(s.substring(start)); |
393 | break; |
394 | } |
395 | |
396 | lines.add(s.substring(start, i)); |
397 | if (s.charAt(i) == '\r' && i+1 < s.length() && s.charAt(i+1) == '\n') |
398 | i += 2; |
399 | else |
400 | ++i; |
401 | |
402 | start = i; |
403 | } |
404 | return lines; |
405 | } |
406 | |
407 | private static int toLines_nextLineBreak(String s, int start) { |
408 | for (int i = start; i < s.length(); i++) { |
409 | char c = s.charAt(i); |
410 | if (c == '\r' || c == '\n') |
411 | return i; |
412 | } |
413 | return -1; |
414 | } |
415 | |
416 | public static String fromLines(List<String> lines) { |
417 | StringBuilder buf = new StringBuilder(); |
418 | for (String line : lines) { |
419 | buf.append(line).append('\n'); |
420 | } |
421 | return buf.toString(); |
422 | } |
423 | |
424 | private static File applyTranslators(File x, List<String[]> translators, List<File> libraries_out) throws Exception { |
425 | for (String[] translator : translators) |
426 | x = applyTranslator(x, translator[0], translator[1], libraries_out); |
427 | return x; |
428 | } |
429 | |
430 | // also takes a library |
431 | private static File applyTranslator(File x, String translator, String arg, List<File> libraries_out) throws Exception { |
432 | if (verbose) |
433 | System.out.println("Using translator " + translator + " on sources in " + x.getPath()); |
434 | |
435 | File newDir = runTranslatorOnInput(translator, null, arg, x, !verbose, libraries_out); |
436 | |
437 | if (!new File(newDir, "main.java").exists()) { |
438 | throw new Exception("Translator " + translator + " did not generate main.java"); |
439 | // TODO: show translator output |
440 | } |
441 | if (verbose) |
442 | System.out.println("Translated with " + translator + " from " + x.getPath() + " to " + newDir.getPath()); |
443 | x = newDir; |
444 | return x; |
445 | } |
446 | |
447 | private static File luaPrintToJavaPrint(File x) throws IOException { |
448 | File newDir = TempDirMaker_make(); |
449 | String code = loadTextFile(new File(x, "main.java").getPath(), null); |
450 | code = luaPrintToJavaPrint(code); |
451 | if (verbose) |
452 | System.out.println(code); |
453 | saveTextFile(new File(newDir, "main.java").getPath(), code); |
454 | return newDir; |
455 | } |
456 | |
457 | public static String luaPrintToJavaPrint(String code) { |
458 | return ("\n" + code).replaceAll( |
459 | "(\n\\s*)print (\".*\")", |
460 | "$1System.out.println($2);").substring(1); |
461 | } |
462 | |
463 | public static File loadSnippetAsMainJava(String snippetID) throws IOException { |
464 | checkProgramSafety(snippetID); |
465 | File srcDir = TempDirMaker_make(); |
466 | saveTextFile(new File(srcDir, "main.java").getPath(), loadSnippet(snippetID)); |
467 | return srcDir; |
468 | } |
469 | |
470 | public static File loadSnippetAsMainJavaVerified(String snippetID, String hash) throws IOException { |
471 | checkProgramSafety(snippetID); |
472 | File srcDir = TempDirMaker_make(); |
473 | saveTextFile(new File(srcDir, "main.java").getPath(), loadSnippetVerified(snippetID, hash)); |
474 | return srcDir; |
475 | } |
476 | |
477 | /** returns output dir */ |
478 | private static File runTranslatorOnInput(String snippetID, String hash, String arg, File input, |
479 | boolean silent, |
480 | List<File> libraries_out) throws Exception { |
481 | long id = parseSnippetID(snippetID); |
482 | File libraryFile = DiskSnippetCache_getLibrary(id); |
483 | if (libraryFile != null) { |
484 | loadLibrary(snippetID, libraries_out, libraryFile); |
485 | return input; |
486 | } |
487 | |
488 | String[] args = arg != null ? new String[]{arg} : new String[0]; |
489 | |
490 | File srcDir = hash == null ? loadSnippetAsMainJava(snippetID) |
491 | : loadSnippetAsMainJavaVerified(snippetID, hash); |
492 | long mainJavaSize = new File(srcDir, "main.java").length(); |
493 | |
494 | if (mainJavaSize == 0) { // no text in snippet? assume it's a library |
495 | loadLibrary(snippetID, libraries_out, libraryFile); |
496 | return input; |
497 | } |
498 | |
499 | List<File> libraries = new ArrayList<File>(); |
500 | Object[] cached = translationCache.get(id); |
501 | if (cached != null) { |
502 | //System.err.println("Taking translator " + snippetID + " from cache!"); |
503 | srcDir = (File) cached[0]; |
504 | libraries = (List<File>) cached[1]; |
505 | } else if (hasTranspiledSet.contains(id)) { |
506 | System.err.println("Trying pretranspiled translator: #" + snippetID); |
507 | String transpiledSrc = getServerTranspiled(snippetID); |
508 | if (!transpiledSrc.isEmpty()) { |
509 | srcDir = TempDirMaker_make(); |
510 | saveTextFile(new File(srcDir, "main.java").getPath(), transpiledSrc); |
511 | translationCache.put(id, cached = new Object[] {srcDir, libraries}); |
512 | } |
513 | } |
514 | |
515 | File ioBaseDir = TempDirMaker_make(); |
516 | |
517 | /*Class<?> mainClass = programCache.get("" + parseSnippetID(snippetID)); |
518 | if (mainClass != null) |
519 | return runCached(ioBaseDir, input, args);*/ |
520 | // Doesn't work yet because virtualized directories are hardcoded in translator... |
521 | |
522 | if (cached == null) { |
523 | System.err.println("Translating translator #" + id); |
524 | srcDir = defaultTranslate(srcDir, libraries); |
525 | System.err.println("Translated translator #" + id); |
526 | if (cacheTranspiledTranslators) |
527 | translationCache.put(id, new Object[]{srcDir, libraries}); |
528 | } |
529 | |
530 | boolean runInProcess = false; |
531 | |
532 | if (virtualizeTranslators) { |
533 | if (verbose) System.out.println("Virtualizing translator"); |
534 | |
535 | //srcDir = applyTranslator(srcDir, "#2000351"); // I/O-virtualize the translator |
536 | // that doesn't work because it recurses infinitely... |
537 | |
538 | // So we do it right here: |
539 | String s = loadTextFile(new File(srcDir, "main.java").getPath(), null); |
540 | s = s.replaceAll("new\\s+File\\(", "virtual.newFile("); |
541 | s = s.replaceAll("new\\s+FileInputStream\\(", "virtual.newFileInputStream("); |
542 | s = s.replaceAll("new\\s+FileOutputStream\\(", "virtual.newFileOutputStream("); |
543 | s += "\n\n" + loadSnippet("#2000355"); // load class virtual |
544 | |
545 | // change baseDir |
546 | s = s.replace("virtual_baseDir = \"\";", |
547 | "virtual_baseDir = " + javaQuote(ioBaseDir.getAbsolutePath()) + ";"); |
548 | |
549 | // forward snippet cache (virtualized one) |
550 | File dir = virtCache != null ? virtCache : DiskSnippetCache_dir; |
551 | s = s.replace("static File DiskSnippetCache_dir;", |
552 | "static File DiskSnippetCache_dir = new File(" + javaQuote(dir.getAbsolutePath()) + ");"); |
553 | s = s.replace("static boolean preferCached = false;", "static boolean preferCached = true;"); |
554 | |
555 | if (verbose) { |
556 | System.out.println("==BEGIN VIRTUALIZED TRANSLATOR=="); |
557 | System.out.println(s); |
558 | System.out.println("==END VIRTUALIZED TRANSLATOR=="); |
559 | } |
560 | srcDir = TempDirMaker_make(); |
561 | saveTextFile(new File(srcDir, "main.java").getPath(), s); |
562 | |
563 | // TODO: silence translator also |
564 | runInProcess = true; |
565 | } |
566 | |
567 | return runJavaX(ioBaseDir, srcDir, input, silent, runInProcess, libraries, |
568 | args, cacheTranslators ? "" + id : null); |
569 | } |
570 | |
571 | private static String getServerTranspiled(String snippetID) throws IOException { |
572 | long id = parseSnippetID(snippetID); |
573 | URL url = new URL("http://tinybrain.de:8080/tb-int/get-transpiled.php?raw=1&id=" + id); |
574 | return loadPage(url); |
575 | } |
576 | |
577 | static void checkProgramSafety(String snippetID) throws IOException { |
578 | if (!safeOnly) return; |
579 | URL url = new URL("http://tinybrain.de:8080/tb-int/is-javax-safe.php?id=" + parseSnippetID(snippetID)); |
580 | String text = loadPage(url); |
581 | if (!text.startsWith("{\"safe\":\"1\"}")) |
582 | throw new RuntimeException("Translator not safe: #" + parseSnippetID(snippetID)); |
583 | } |
584 | |
585 | private static void loadLibrary(String snippetID, List<File> libraries_out, File libraryFile) throws IOException { |
586 | if (verbose) |
587 | System.out.println("Assuming " + snippetID + " is a library."); |
588 | |
589 | if (libraryFile == null) { |
590 | byte[] data = loadDataSnippetImpl(snippetID); |
591 | DiskSnippetCache_putLibrary(parseSnippetID(snippetID), data); |
592 | libraryFile = DiskSnippetCache_getLibrary(parseSnippetID(snippetID)); |
593 | } |
594 | |
595 | if (!libraries_out.contains(libraryFile)) |
596 | libraries_out.add(libraryFile); |
597 | } |
598 | |
599 | private static byte[] loadDataSnippetImpl(String snippetID) throws IOException { |
600 | byte[] data; |
601 | try { |
602 | URL url = new URL("http://eyeocr.sourceforge.net/filestore/filestore.php?cmd=serve&file=blob_" |
603 | + parseSnippetID(snippetID) + "&contentType=application/binary"); |
604 | System.err.println("Loading library: " + url); |
605 | data = loadBinaryPage(url.openConnection()); |
606 | if (verbose) |
607 | System.err.println("Bytes loaded: " + data.length); |
608 | } catch (FileNotFoundException e) { |
609 | throw new IOException("Binary snippet #" + snippetID + " not found or not public"); |
610 | } |
611 | return data; |
612 | } |
613 | |
614 | /** returns output dir */ |
615 | private static File runJavaX(File ioBaseDir, File originalSrcDir, File originalInput, |
616 | boolean silent, boolean runInProcess, |
617 | List<File> libraries, String[] args, String cacheAs) throws Exception { |
618 | File srcDir = new File(ioBaseDir, "src"); |
619 | File inputDir = new File(ioBaseDir, "input"); |
620 | File outputDir = new File(ioBaseDir, "output"); |
621 | copyInput(originalSrcDir, srcDir); |
622 | copyInput(originalInput, inputDir); |
623 | javax2(srcDir, ioBaseDir, silent, runInProcess, libraries, args, cacheAs); |
624 | return outputDir; |
625 | } |
626 | |
627 | private static void copyInput(File src, File dst) throws IOException { |
628 | copyDirectory(src, dst); |
629 | } |
630 | |
631 | public static boolean hasFile(File inputDir, String name) { |
632 | return new File(inputDir, name).exists(); |
633 | } |
634 | |
635 | public static void copyDirectory(File src, File dst) throws IOException { |
636 | if (verbose) System.out.println("Copying " + src.getAbsolutePath() + " to " + dst.getAbsolutePath()); |
637 | dst.mkdirs(); |
638 | File[] files = src.listFiles(); |
639 | if (files == null) return; |
640 | for (File file : files) { |
641 | File dst1 = new File(dst, file.getName()); |
642 | if (file.isDirectory()) |
643 | copyDirectory(file, dst1); |
644 | else { |
645 | if (verbose) System.out.println("Copying " + file.getAbsolutePath() + " to " + dst1.getAbsolutePath()); |
646 | copy(file, dst1); |
647 | } |
648 | } |
649 | } |
650 | |
651 | /** Quickly copy a file without a progress bar or any other fancy GUI... :) */ |
652 | public static void copy(File src, File dest) throws IOException { |
653 | FileInputStream inputStream = newFileInputStream(src); |
654 | FileOutputStream outputStream = newFileOutputStream(dest); |
655 | try { |
656 | copy(inputStream, outputStream); |
657 | inputStream.close(); |
658 | } finally { |
659 | outputStream.close(); |
660 | } |
661 | } |
662 | |
663 | static Object call(Object o, String method, Object... args) { |
664 | try { |
665 | Method m = call_findMethod(o, method, args); |
666 | m.setAccessible(true); |
667 | return m.invoke(o, args); |
668 | } catch (Exception e) { |
669 | throw new RuntimeException(e); |
670 | } |
671 | } |
672 | |
673 | static Method call_findMethod(Object o, String method, Object[] args) { |
674 | Class c = o.getClass(); |
675 | while (c != null) { |
676 | for (Method m : c.getDeclaredMethods()) |
677 | if (m.getName().equals(method) && (m.getModifiers() & Modifier.STATIC) == 0 && m.getParameterTypes().length == args.length) // TODO: multicast |
678 | return m; |
679 | c = c.getSuperclass(); |
680 | } |
681 | throw new RuntimeException("Method '" + method + "' with " + args.length + " parameter(s) not found in " + o.getClass().getName()); |
682 | } |
683 | |
684 | private static FileInputStream newFileInputStream(File f) throws FileNotFoundException { |
685 | /*if (androidContext != null) |
686 | return (FileInputStream) call(androidContext, |
687 | "openFileInput", f.getPath()); |
688 | else*/ |
689 | return new FileInputStream(f); |
690 | } |
691 | |
692 | private static FileOutputStream newFileOutputStream(File f) throws FileNotFoundException { |
693 | /*if (androidContext != null) |
694 | return (FileOutputStream) call(androidContext, |
695 | "openFileOutput", f.getPath(), 0); |
696 | else*/ |
697 | return new FileOutputStream(f); |
698 | } |
699 | |
700 | public static void copy(InputStream in, OutputStream out) throws IOException { |
701 | byte[] buf = new byte[65536]; |
702 | while (true) { |
703 | int n = in.read(buf); |
704 | if (n <= 0) return; |
705 | out.write(buf, 0, n); |
706 | } |
707 | } |
708 | |
709 | /** writes safely (to temp file, then rename) */ |
710 | public static void saveTextFile(String fileName, String contents) throws IOException { |
711 | File file = new File(fileName); |
712 | File parentFile = file.getParentFile(); |
713 | if (parentFile != null) |
714 | parentFile.mkdirs(); |
715 | String tempFileName = fileName + "_temp"; |
716 | FileOutputStream fileOutputStream = newFileOutputStream(new File(tempFileName)); |
717 | OutputStreamWriter outputStreamWriter = new OutputStreamWriter(fileOutputStream, charsetForTextFiles); |
718 | PrintWriter printWriter = new PrintWriter(outputStreamWriter); |
719 | printWriter.print(contents); |
720 | printWriter.close(); |
721 | if (file.exists() && !file.delete()) |
722 | throw new IOException("Can't delete " + fileName); |
723 | |
724 | if (!new File(tempFileName).renameTo(file)) |
725 | throw new IOException("Can't rename " + tempFileName + " to " + fileName); |
726 | } |
727 | |
728 | /** writes safely (to temp file, then rename) */ |
729 | public static void saveBinaryFile(String fileName, byte[] contents) throws IOException { |
730 | File file = new File(fileName); |
731 | File parentFile = file.getParentFile(); |
732 | if (parentFile != null) |
733 | parentFile.mkdirs(); |
734 | String tempFileName = fileName + "_temp"; |
735 | FileOutputStream fileOutputStream = newFileOutputStream(new File(tempFileName)); |
736 | fileOutputStream.write(contents); |
737 | fileOutputStream.close(); |
738 | if (file.exists() && !file.delete()) |
739 | throw new IOException("Can't delete " + fileName); |
740 | |
741 | if (!new File(tempFileName).renameTo(file)) |
742 | throw new IOException("Can't rename " + tempFileName + " to " + fileName); |
743 | } |
744 | |
745 | public static String loadTextFile(String fileName, String defaultContents) throws IOException { |
746 | if (!new File(fileName).exists()) |
747 | return defaultContents; |
748 | |
749 | FileInputStream fileInputStream = newFileInputStream(new File(fileName)); |
750 | InputStreamReader inputStreamReader = new InputStreamReader(fileInputStream, charsetForTextFiles); |
751 | return loadTextFile(inputStreamReader, (int) new File(fileName).length()); |
752 | } |
753 | |
754 | public static String loadTextFile(Reader reader, int length) throws IOException { |
755 | try { |
756 | char[] chars = new char[length]; |
757 | int n = reader.read(chars); |
758 | return new String(chars, 0, n); |
759 | } finally { |
760 | reader.close(); |
761 | } |
762 | } |
763 | |
764 | static File DiskSnippetCache_dir; |
765 | |
766 | public static void initDiskSnippetCache(File dir) { |
767 | DiskSnippetCache_dir = dir; |
768 | dir.mkdirs(); |
769 | } |
770 | |
771 | // Data files are immutable, use centralized cache |
772 | public static synchronized File DiskSnippetCache_getLibrary(long snippetID) throws IOException { |
773 | File file = new File(getGlobalCache(), "data_" + snippetID + ".jar"); |
774 | if (verbose) |
775 | System.out.println("Checking data cache: " + file.getPath()); |
776 | return file.exists() ? file : null; |
777 | } |
778 | |
779 | public static synchronized String DiskSnippetCache_get(long snippetID) throws IOException { |
780 | return loadTextFile(DiskSnippetCache_getFile(snippetID).getPath(), null); |
781 | } |
782 | |
783 | private static File DiskSnippetCache_getFile(long snippetID) { |
784 | return new File(DiskSnippetCache_dir, "" + snippetID); |
785 | } |
786 | |
787 | public static synchronized void DiskSnippetCache_put(long snippetID, String snippet) throws IOException { |
788 | saveTextFile(DiskSnippetCache_getFile(snippetID).getPath(), snippet); |
789 | } |
790 | |
791 | public static synchronized void DiskSnippetCache_putLibrary(long snippetID, byte[] data) throws IOException { |
792 | saveBinaryFile(new File(getGlobalCache(), "data_" + snippetID).getPath() + ".jar", data); |
793 | } |
794 | |
795 | public static File DiskSnippetCache_getDir() { |
796 | return DiskSnippetCache_dir; |
797 | } |
798 | |
799 | public static void initSnippetCache() { |
800 | if (DiskSnippetCache_dir == null) |
801 | initDiskSnippetCache(getGlobalCache()); |
802 | } |
803 | |
804 | private static File getGlobalCache() { |
805 | File file = new File(userHome(), ".tinybrain/snippet-cache"); |
806 | file.mkdirs(); |
807 | return file; |
808 | } |
809 | |
810 | public static String loadSnippetVerified(String snippetID, String hash) throws IOException { |
811 | String text = loadSnippet(snippetID); |
812 | String realHash = getHash(text.getBytes("UTF-8")); |
813 | if (!realHash.equals(hash)) { |
814 | String msg; |
815 | if (hash.isEmpty()) |
816 | msg = "Here's your hash for " + snippetID + ", please put in your program: " + realHash; |
817 | else |
818 | msg = "Hash mismatch for " + snippetID + ": " + realHash + " (new) vs " + hash + " - has tinybrain.de been hacked??"; |
819 | throw new RuntimeException(msg); |
820 | } |
821 | return text; |
822 | } |
823 | |
824 | public static String getHash(byte[] data) { |
825 | return bytesToHex(getFullFingerprint(data)); |
826 | } |
827 | |
828 | public static byte[] getFullFingerprint(byte[] data) { |
829 | try { |
830 | return MessageDigest.getInstance("MD5").digest(data); |
831 | } catch (NoSuchAlgorithmException e) { |
832 | throw new RuntimeException(e); |
833 | } |
834 | } |
835 | |
836 | public static String bytesToHex(byte[] bytes) { |
837 | return bytesToHex(bytes, 0, bytes.length); |
838 | } |
839 | |
840 | public static String bytesToHex(byte[] bytes, int ofs, int len) { |
841 | StringBuilder stringBuilder = new StringBuilder(len*2); |
842 | for (int i = 0; i < len; i++) { |
843 | String s = "0" + Integer.toHexString(bytes[ofs+i]); |
844 | stringBuilder.append(s.substring(s.length()-2, s.length())); |
845 | } |
846 | return stringBuilder.toString(); |
847 | } |
848 | |
849 | public static String loadSnippet(String snippetID) throws IOException { |
850 | return loadSnippet(parseSnippetID(snippetID)); |
851 | } |
852 | |
853 | public static long parseSnippetID(String snippetID) { |
854 | return Long.parseLong(shortenSnippetID(snippetID)); |
855 | } |
856 | |
857 | private static String shortenSnippetID(String snippetID) { |
858 | if (snippetID.startsWith("#")) |
859 | snippetID = snippetID.substring(1); |
860 | String httpBlaBla = "http://tinybrain.de/"; |
861 | if (snippetID.startsWith(httpBlaBla)) |
862 | snippetID = snippetID.substring(httpBlaBla.length()); |
863 | return snippetID; |
864 | } |
865 | |
866 | public static boolean isSnippetID(String snippetID) { |
867 | snippetID = shortenSnippetID(snippetID); |
868 | return isInteger(snippetID) && Long.parseLong(snippetID) != 0; |
869 | } |
870 | |
871 | public static boolean isInteger(String s) { |
872 | return Pattern.matches("\\-?\\d+", s); |
873 | } |
874 | |
875 | public static String loadSnippet(long snippetID) throws IOException { |
876 | String text = memSnippetCache.get(snippetID); |
877 | if (text != null) |
878 | return text; |
879 | |
880 | initSnippetCache(); |
881 | text = DiskSnippetCache_get(snippetID); |
882 | if (preferCached && text != null) |
883 | return text; |
884 | |
885 | String md5 = text != null ? md5(text) : "-"; |
886 | if (text != null) { |
887 | String hash = prefetched.get(snippetID); |
888 | if (hash != null) { |
889 | if (md5.equals(hash)) { |
890 | memSnippetCache.put(snippetID, text); |
891 | return text; |
892 | } else |
893 | prefetched.remove(snippetID); // (maybe this is not necessary) |
894 | } |
895 | } |
896 | |
897 | try { |
898 | /*URL url = new URL("http://tinybrain.de:8080/getraw.php?id=" + snippetID); |
899 | text = loadPage(url);*/ |
900 | String theURL = "http://tinybrain.de:8080/getraw.php?id=" + snippetID + "&getmd5=1&utf8=1&usetranspiled=1"; |
901 | if (text != null) { |
902 | //System.err.println("MD5: " + md5); |
903 | theURL += "&md5=" + md5; |
904 | } |
905 | URL url = new URL(theURL); |
906 | String page = loadPage(url); |
907 | |
908 | // parse & drop transpilation flag available line |
909 | int i = page.indexOf('\n'); |
910 | boolean hasTranspiled = page.substring(0, i).trim().equals("1"); |
911 | if (hasTranspiled) |
912 | hasTranspiledSet.add(snippetID); |
913 | else |
914 | hasTranspiledSet.remove(snippetID); |
915 | page = page.substring(i+1); |
916 | |
917 | if (page.startsWith("==*#*==")) { |
918 | // same, keep text |
919 | //System.err.println("Snippet unchanged, keeping."); |
920 | } else { |
921 | // drop md5 line |
922 | i = page.indexOf('\n'); |
923 | String hash = page.substring(0, i).trim(); |
924 | text = page.substring(i+1); |
925 | |
926 | String myHash = md5(text); |
927 | if (myHash.equals(hash)) { |
928 | //System.err.println("Hash match: " + hash); |
929 | } else |
930 | System.err.println("Hash mismatch"); |
931 | } |
932 | } catch (FileNotFoundException e) { |
933 | e.printStackTrace(); |
934 | throw new IOException("Snippet #" + snippetID + " not found or not public"); |
935 | } |
936 | |
937 | memSnippetCache.put(snippetID, text); |
938 | |
939 | try { |
940 | initSnippetCache(); |
941 | DiskSnippetCache_put(snippetID, text); |
942 | } catch (IOException e) { |
943 | System.err.println("Minor warning: Couldn't save snippet to cache (" + DiskSnippetCache_getDir() + ")"); |
944 | } |
945 | |
946 | return text; |
947 | } |
948 | |
949 | private static String md5(String text) { |
950 | try { |
951 | return bytesToHex(md5impl(text.getBytes("UTF-8"))); // maybe different than the way PHP does it... |
952 | } catch (UnsupportedEncodingException e) { |
953 | throw new RuntimeException(e); |
954 | } |
955 | } |
956 | |
957 | public static byte[] md5impl(byte[] data) { |
958 | try { |
959 | return MessageDigest.getInstance("MD5").digest(data); |
960 | } catch (NoSuchAlgorithmException e) { |
961 | throw new RuntimeException(e); |
962 | } |
963 | } |
964 | |
965 | private static String loadPage(URL url) throws IOException { |
966 | System.err.println("Loading: " + url.toExternalForm()); |
967 | URLConnection con = url.openConnection(); |
968 | return loadPage(con, url); |
969 | } |
970 | |
971 | public static String loadPage(URLConnection con, URL url) throws IOException { |
972 | setHeaders(con); |
973 | String contentType = con.getContentType(); |
974 | if (contentType == null) |
975 | throw new IOException("Page could not be read: " + url); |
976 | //Log.info("Content-Type: " + contentType); |
977 | String charset = guessCharset(contentType); |
978 | //System.err.println("Charset: " + charset); |
979 | Reader r = new InputStreamReader(con.getInputStream(), charset); |
980 | StringBuilder buf = new StringBuilder(); |
981 | while (true) { |
982 | int ch = r.read(); |
983 | if (ch < 0) |
984 | break; |
985 | //Log.info("Chars read: " + buf.length()); |
986 | buf.append((char) ch); |
987 | } |
988 | return buf.toString(); |
989 | } |
990 | |
991 | public static byte[] loadBinaryPage(URLConnection con) throws IOException { |
992 | setHeaders(con); |
993 | return loadBinaryPage_noHeaders(con); |
994 | } |
995 | |
996 | private static byte[] loadBinaryPage_noHeaders(URLConnection con) throws IOException { |
997 | ByteArrayOutputStream buf = new ByteArrayOutputStream(); |
998 | InputStream inputStream = con.getInputStream(); |
999 | while (true) { |
1000 | int ch = inputStream.read(); |
1001 | if (ch < 0) |
1002 | break; |
1003 | buf.write(ch); |
1004 | } |
1005 | inputStream.close(); |
1006 | return buf.toByteArray(); |
1007 | } |
1008 | |
1009 | private static void setHeaders(URLConnection con) throws IOException { |
1010 | String computerID = getComputerID(); |
1011 | if (computerID != null) |
1012 | con.setRequestProperty("X-ComputerID", computerID); |
1013 | } |
1014 | |
1015 | public static String guessCharset(String contentType) { |
1016 | Pattern p = Pattern.compile("text/html;\\s+charset=([^\\s]+)\\s*"); |
1017 | Matcher m = p.matcher(contentType); |
1018 | /* If Content-Type doesn't match this pre-conception, choose default and hope for the best. */ |
1019 | return m.matches() ? m.group(1) : "ISO-8859-1"; |
1020 | } |
1021 | |
1022 | /** runs a transpiled set of sources */ |
1023 | public static void javax2(File srcDir, File ioBaseDir, boolean silent, boolean runInProcess, |
1024 | List<File> libraries, String[] args, String cacheAs) throws Exception { |
1025 | if (android) { |
1026 | // TODO: optimize if it's a loaded snippet anyway |
1027 | URL url = new URL("http://tinybrain.de:8080/dexcompile.php"); |
1028 | URLConnection conn = url.openConnection(); |
1029 | String postData = "src=" + URLEncoder.encode(loadTextFile(new File(srcDir, "main.java").getPath(), null), "UTF-8"); |
1030 | byte[] dexData = doPostBinary(postData, conn, url); |
1031 | if (!isDex(dexData)) |
1032 | throw new RuntimeException("Dex generation error: " + dexData.length + " bytes - " + new String(dexData, "UTF-8")); |
1033 | |
1034 | File dexDir = TempDirMaker_make(); |
1035 | File dexFile = new File(dexDir, System.currentTimeMillis() + ".dex"); |
1036 | File dexOutputDir = TempDirMaker_make(); |
1037 | |
1038 | saveBinaryFile(dexFile.getPath(), dexData); |
1039 | |
1040 | ClassLoader parentClassLoader = |
1041 | //ClassLoader.getSystemClassLoader(); // does not find support jar |
1042 | //getClass().getClassLoader(); // Let's try this... |
1043 | _x18.class.getClassLoader().getParent(); // XXX ! |
1044 | |
1045 | //DexClassLoader classLoader = new DexClassLoader(dexFile.getAbsolutePath(), dexOutputDir.getAbsolutePath(), null, |
1046 | // parentClassLoader); |
1047 | Class dcl = Class.forName("dalvik.system.DexClassLoader"); |
1048 | Object classLoader = dcl.getConstructors()[0].newInstance(dexFile.getAbsolutePath(), dexOutputDir.getAbsolutePath(), null, |
1049 | parentClassLoader); |
1050 | |
1051 | //Class<?> theClass = classLoader.loadClass(mainClassName); |
1052 | Class<?> theClass = (Class<?>) call(classLoader, "loadClass", "main"); |
1053 | |
1054 | try { |
1055 | set(theClass, "androidContext", androidContext); |
1056 | } catch (Throwable e) {} |
1057 | |
1058 | runMainMethod(args, theClass); |
1059 | } else { |
1060 | File classesDir = TempDirMaker_make(); |
1061 | String javacOutput = compileJava(srcDir, libraries, classesDir); |
1062 | |
1063 | // run |
1064 | |
1065 | if (verbose) System.out.println("Running program (" + srcDir.getAbsolutePath() |
1066 | + ") on io dir " + ioBaseDir.getAbsolutePath() + (runInProcess ? "[in-process]" : "") + "\n"); |
1067 | runProgram(javacOutput, classesDir, ioBaseDir, silent, runInProcess, libraries, args, cacheAs); |
1068 | } |
1069 | } |
1070 | |
1071 | static byte[] DEX_FILE_MAGIC = { 0x64, 0x65, 0x78, 0x0a, 0x30, 0x33, 0x35, 0x00 }; |
1072 | |
1073 | static boolean isDex(byte[] dexData) { |
1074 | if (dexData.length < DEX_FILE_MAGIC.length) return false; |
1075 | for (int i = 0; i < DEX_FILE_MAGIC.length; i++) |
1076 | if (dexData[i] != DEX_FILE_MAGIC[i]) |
1077 | return false; |
1078 | return true; |
1079 | } |
1080 | |
1081 | static byte[] doPostBinary(String urlParameters, URLConnection conn, URL url) throws IOException { |
1082 | // connect and do POST |
1083 | setHeaders(conn); |
1084 | conn.setDoOutput(true); |
1085 | |
1086 | OutputStreamWriter writer = new OutputStreamWriter(conn.getOutputStream()); |
1087 | writer.write(urlParameters); |
1088 | writer.flush(); |
1089 | |
1090 | byte[] contents = loadBinaryPage_noHeaders(conn); |
1091 | writer.close(); |
1092 | return contents; |
1093 | } |
1094 | |
1095 | static String compileJava(File srcDir, List<File> libraries, File classesDir) throws IOException { |
1096 | ++compilations; |
1097 | |
1098 | // collect sources |
1099 | |
1100 | List<File> sources = new ArrayList<File>(); |
1101 | if (verbose) System.out.println("Scanning for sources in " + srcDir.getPath()); |
1102 | scanForSources(srcDir, sources, true); |
1103 | if (sources.isEmpty()) |
1104 | throw new IOException("No sources found"); |
1105 | |
1106 | // compile |
1107 | |
1108 | File optionsFile = File.createTempFile("javax", ""); |
1109 | if (verbose) System.out.println("Compiling " + sources.size() + " source(s) to " + classesDir.getPath()); |
1110 | String options = "-d " + bashQuote(classesDir.getPath()); |
1111 | writeOptions(sources, libraries, optionsFile, options); |
1112 | classesDir.mkdirs(); |
1113 | return invokeJavac(optionsFile); |
1114 | } |
1115 | |
1116 | private static void runProgram(String javacOutput, File classesDir, File ioBaseDir, |
1117 | boolean silent, boolean runInProcess, |
1118 | List<File> libraries, String[] args, String cacheAs) throws Exception { |
1119 | // print javac output if compile failed and it hasn't been printed yet |
1120 | boolean didNotCompile = !didCompile(classesDir); |
1121 | if (verbose || didNotCompile) |
1122 | System.out.println(javacOutput); |
1123 | if (didNotCompile) |
1124 | return; |
1125 | |
1126 | if (runInProcess |
1127 | || (ioBaseDir.getAbsolutePath().equals(new File(".").getAbsolutePath()) && !silent)) { |
1128 | runProgramQuick(classesDir, libraries, args, cacheAs); |
1129 | return; |
1130 | } |
1131 | |
1132 | boolean echoOK = false; |
1133 | // TODO: add libraries to class path |
1134 | String bashCmd = "(cd " + bashQuote(ioBaseDir.getAbsolutePath()) + " && (java -cp " |
1135 | + bashQuote(classesDir.getAbsolutePath()) + " main" + (echoOK ? "; echo ok" : "") + "))"; |
1136 | if (verbose) System.out.println(bashCmd); |
1137 | String output = backtick(bashCmd); |
1138 | if (verbose || !silent) |
1139 | System.out.println(output); |
1140 | } |
1141 | |
1142 | static boolean didCompile(File classesDir) { |
1143 | return hasFile(classesDir, "main.class"); |
1144 | } |
1145 | |
1146 | private static void runProgramQuick(File classesDir, List<File> libraries, |
1147 | String[] args, String cacheAs) throws Exception { |
1148 | // collect urls |
1149 | URL[] urls = new URL[libraries.size()+1]; |
1150 | urls[0] = classesDir.toURI().toURL(); |
1151 | for (int i = 0; i < libraries.size(); i++) |
1152 | urls[i+1] = libraries.get(i).toURI().toURL(); |
1153 | |
1154 | // make class loader |
1155 | URLClassLoader classLoader = new URLClassLoader(urls); |
1156 | |
1157 | // load JavaX main class |
1158 | Class<?> mainClass = classLoader.loadClass("main"); |
1159 | |
1160 | if (cacheAs != null) |
1161 | programCache.put(cacheAs, mainClass); |
1162 | |
1163 | runMainMethod(args, mainClass); |
1164 | } |
1165 | |
1166 | static void runMainMethod(Object args, Class<?> mainClass) throws NoSuchMethodException, IllegalAccessException, InvocationTargetException { |
1167 | Method main = mainClass.getMethod("main", String[].class); |
1168 | main.invoke(null, args); |
1169 | } |
1170 | |
1171 | private static String invokeJavac(File optionsFile) throws IOException { |
1172 | String output; |
1173 | try { |
1174 | output = invokeEcj(optionsFile); |
1175 | } catch (Exception e) { |
1176 | if (verbose) { |
1177 | System.err.println("ecj not found or misconfigured - using javac"); |
1178 | e.printStackTrace(); |
1179 | } |
1180 | output = backtick("javac " + bashQuote("@" + optionsFile.getPath())); |
1181 | } |
1182 | if (verbose) System.out.println(output); |
1183 | return output; |
1184 | } |
1185 | |
1186 | // throws ClassNotFoundException if ecj is not in classpath |
1187 | static String invokeEcj(File optionsFile) throws ClassNotFoundException, NoSuchMethodException, InvocationTargetException, IllegalAccessException { |
1188 | Class batchCompiler = getEclipseCompiler(); |
1189 | |
1190 | StringWriter writer = new StringWriter(); |
1191 | PrintWriter printWriter = new PrintWriter(writer); |
1192 | |
1193 | // add more eclipse options in the line below |
1194 | |
1195 | String[] args = { "@" + optionsFile.getPath(), |
1196 | "-source", "1.7", |
1197 | "-nowarn" |
1198 | }; |
1199 | Method compile = batchCompiler.getDeclaredMethod("compile", args.getClass(), PrintWriter.class, PrintWriter.class, |
1200 | Class.forName("org.eclipse.jdt.core.compiler.CompilationProgress")); |
1201 | compile.invoke(null, args, printWriter, printWriter, null); |
1202 | return writer.toString(); |
1203 | } |
1204 | |
1205 | private static Class<?> getEclipseCompiler() throws ClassNotFoundException { |
1206 | return Class.forName("org.eclipse.jdt.core.compiler.batch.BatchCompiler"); |
1207 | } |
1208 | |
1209 | private static void writeOptions(List<File> sources, List<File> libraries, |
1210 | File optionsFile, String moreOptions) throws IOException { |
1211 | FileWriter writer = new FileWriter(optionsFile); |
1212 | for (File source : sources) |
1213 | writer.write(bashQuote(source.getPath()) + " "); |
1214 | if (!libraries.isEmpty()) { |
1215 | List<String> cp = new ArrayList<String>(); |
1216 | for (File lib : libraries) |
1217 | cp.add(lib.getAbsolutePath()); |
1218 | writer.write("-cp " + bashQuote(join(File.pathSeparator, cp)) + " "); |
1219 | } |
1220 | writer.write(moreOptions); |
1221 | writer.close(); |
1222 | } |
1223 | |
1224 | static void scanForSources(File source, List<File> sources, boolean topLevel) { |
1225 | if (source.isFile() && source.getName().endsWith(".java")) |
1226 | sources.add(source); |
1227 | else if (source.isDirectory() && !isSkippedDirectoryName(source.getName(), topLevel)) { |
1228 | File[] files = source.listFiles(); |
1229 | for (File file : files) |
1230 | scanForSources(file, sources, false); |
1231 | } |
1232 | } |
1233 | |
1234 | private static boolean isSkippedDirectoryName(String name, boolean topLevel) { |
1235 | if (topLevel) return false; // input or output ok as highest directory (intentionally specified by user, not just found by a directory scan in which case we probably don't want it. it's more like heuristics actually.) |
1236 | return name.equalsIgnoreCase("input") || name.equalsIgnoreCase("output"); |
1237 | } |
1238 | |
1239 | public static String backtick(String cmd) throws IOException { |
1240 | ++processesStarted; |
1241 | File outFile = File.createTempFile("_backtick", ""); |
1242 | File scriptFile = File.createTempFile("_backtick", isWindows() ? ".bat" : ""); |
1243 | |
1244 | String command = cmd + ">" + bashQuote(outFile.getPath()) + " 2>&1"; |
1245 | //Log.info("[Backtick] " + command); |
1246 | try { |
1247 | saveTextFile(scriptFile.getPath(), command); |
1248 | String[] command2; |
1249 | if (isWindows()) |
1250 | command2 = new String[] { scriptFile.getPath() }; |
1251 | else |
1252 | command2 = new String[] { "/bin/bash", scriptFile.getPath() }; |
1253 | Process process = Runtime.getRuntime().exec(command2); |
1254 | try { |
1255 | process.waitFor(); |
1256 | } catch (InterruptedException e) { |
1257 | throw new RuntimeException(e); |
1258 | } |
1259 | process.exitValue(); |
1260 | return loadTextFile(outFile.getPath(), ""); |
1261 | } finally { |
1262 | scriptFile.delete(); |
1263 | } |
1264 | } |
1265 | |
1266 | /** possibly improvable */ |
1267 | public static String javaQuote(String text) { |
1268 | return bashQuote(text); |
1269 | } |
1270 | |
1271 | /** possibly improvable */ |
1272 | public static String bashQuote(String text) { |
1273 | if (text == null) return null; |
1274 | return "\"" + text |
1275 | .replace("\\", "\\\\") |
1276 | .replace("\"", "\\\"") |
1277 | .replace("\n", "\\n") |
1278 | .replace("\r", "\\r") + "\""; |
1279 | } |
1280 | |
1281 | public final static String charsetForTextFiles = "UTF8"; |
1282 | |
1283 | static long TempDirMaker_lastValue; |
1284 | |
1285 | public static File TempDirMaker_make() { |
1286 | File dir = new File(userHome(), ".javax/" + TempDirMaker_newValue()); |
1287 | dir.mkdirs(); |
1288 | return dir; |
1289 | } |
1290 | |
1291 | private static long TempDirMaker_newValue() { |
1292 | long value; |
1293 | do |
1294 | value = System.currentTimeMillis(); |
1295 | while (value == TempDirMaker_lastValue); |
1296 | TempDirMaker_lastValue = value; |
1297 | return value; |
1298 | } |
1299 | |
1300 | public static String join(String glue, Iterable<String> strings) { |
1301 | StringBuilder buf = new StringBuilder(); |
1302 | Iterator<String> i = strings.iterator(); |
1303 | if (i.hasNext()) { |
1304 | buf.append(i.next()); |
1305 | while (i.hasNext()) |
1306 | buf.append(glue).append(i.next()); |
1307 | } |
1308 | return buf.toString(); |
1309 | } |
1310 | |
1311 | public static boolean isWindows() { |
1312 | return System.getProperty("os.name").contains("Windows"); |
1313 | } |
1314 | |
1315 | public static String makeRandomID(int length) { |
1316 | Random random = new Random(); |
1317 | char[] id = new char[length]; |
1318 | for (int i = 0; i< id.length; i++) |
1319 | id[i] = (char) ((int) 'a' + random.nextInt(26)); |
1320 | return new String(id); |
1321 | } |
1322 | |
1323 | static String computerID; |
1324 | public static String getComputerID() throws IOException { |
1325 | if (noID) return null; |
1326 | if (computerID == null) { |
1327 | File file = new File(userHome(), ".tinybrain/computer-id"); |
1328 | computerID = loadTextFile(file.getPath(), null); |
1329 | if (computerID == null) { |
1330 | computerID = makeRandomID(12); |
1331 | saveTextFile(file.getPath(), computerID); |
1332 | } |
1333 | if (verbose) |
1334 | System.out.println("Local computer ID: " + computerID); |
1335 | } |
1336 | return computerID; |
1337 | } |
1338 | |
1339 | static int fileDeletions; |
1340 | |
1341 | static void cleanCache() { |
1342 | if (verbose) |
1343 | System.out.println("Cleaning cache"); |
1344 | fileDeletions = 0; |
1345 | File javax = new File(userHome(), ".javax"); |
1346 | long now = System.currentTimeMillis(); |
1347 | File[] files = javax.listFiles(); |
1348 | if (files != null) for (File dir : files) { |
1349 | if (dir.isDirectory() && Pattern.compile("\\d+").matcher(dir.getName()).matches()) { |
1350 | long time = Long.parseLong(dir.getName()); |
1351 | long seconds = (now - time) / 1000; |
1352 | long minutes = seconds / 60; |
1353 | long hours = minutes / 60; |
1354 | if (hours >= 1) { |
1355 | //System.out.println("Can delete " + dir.getAbsolutePath() + ", age: " + hours + " h"); |
1356 | removeDir(dir); |
1357 | } |
1358 | } |
1359 | } |
1360 | if (verbose && fileDeletions != 0) |
1361 | System.out.println("Cleaned cache. File deletions: " + fileDeletions); |
1362 | } |
1363 | |
1364 | static void removeDir(File dir) { |
1365 | if (dir.getAbsolutePath().indexOf(".javax") < 0) // security check! |
1366 | return; |
1367 | for (File f : dir.listFiles()) { |
1368 | if (f.isDirectory()) |
1369 | removeDir(f); |
1370 | else { |
1371 | if (verbose) |
1372 | System.out.println("Deleting " + f.getAbsolutePath()); |
1373 | f.delete(); |
1374 | ++fileDeletions; |
1375 | } |
1376 | } |
1377 | dir.delete(); |
1378 | } |
1379 | |
1380 | static void showSystemProperties() { |
1381 | System.out.println("System properties:\n"); |
1382 | for (Map.Entry<Object, Object> entry : System.getProperties().entrySet()) { |
1383 | System.out.println(" " + entry.getKey() + " = " + entry.getValue()); |
1384 | } |
1385 | System.out.println(); |
1386 | } |
1387 | |
1388 | static void showVersion() { |
1389 | //showSystemProperties(); |
1390 | boolean eclipseFound = hasEclipseCompiler(); |
1391 | //String platform = System.getProperty("java.vendor") + " " + System.getProperty("java.runtime.name") + " " + System.getProperty("java.version"); |
1392 | String platform = System.getProperty("java.vm.name") + " " + System.getProperty("java.version"); |
1393 | String os = System.getProperty("os.name"), arch = System.getProperty("os.arch"); |
1394 | System.out.println("This is " + version + "."); |
1395 | System.out.println("[Details: " + |
1396 | (eclipseFound ? "Eclipse compiler (good)" : "javac (not so good)") |
1397 | + ", " + platform + ", " + arch + ", " + os + "]"); |
1398 | } |
1399 | |
1400 | private static boolean hasEclipseCompiler() { |
1401 | boolean compilerFound = false; |
1402 | try { getEclipseCompiler(); compilerFound = true; } catch (ClassNotFoundException e) {} |
1403 | return compilerFound; |
1404 | } |
1405 | |
1406 | static boolean isAndroid() { |
1407 | return System.getProperty("java.vendor").toLowerCase().indexOf("android") >= 0; |
1408 | } |
1409 | |
1410 | static void set(Class c, String field, Object value) { |
1411 | try { |
1412 | Field f = set_findStaticField(c, field); |
1413 | f.setAccessible(true); |
1414 | f.set(null, value); |
1415 | } catch (Exception e) { |
1416 | throw new RuntimeException(e); |
1417 | } |
1418 | } |
1419 | |
1420 | static Field set_findStaticField(Class<?> c, String field) { |
1421 | for (Field f : c.getDeclaredFields()) |
1422 | if (f.getName().equals(field) && (f.getModifiers() & Modifier.STATIC) != 0) |
1423 | return f; |
1424 | throw new RuntimeException("Static field '" + field + "' not found in " + c.getName()); |
1425 | } |
1426 | } |
Began life as a copy of #1000413
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Snippet ID: | #1000420 |
Snippet name: | JavaX 18 Android running 1000419 (ImageView test) |
Eternal ID of this version: | #1000420/1 |
Text MD5: | 77240a64629239bef68c9e515528ad30 |
Author: | stefan |
Category: | javax android |
Type: | JavaX source code (Android) |
Public (visible to everyone): | Yes |
Archived (hidden from active list): | No |
Created/modified: | 2015-08-04 02:05:21 |
Source code size: | 51069 bytes / 1426 lines |
Pitched / IR pitched: | No / Yes |
Views / Downloads: | 625 / 519 |
Referenced in: | [show references] |