1 |
| package org.jboss.cache.lock; |
2 |
| |
3 |
| import java.util.concurrent.TimeUnit; |
4 |
| import java.util.concurrent.locks.Lock; |
5 |
| import junit.framework.Test; |
6 |
| import junit.framework.TestCase; |
7 |
| import junit.framework.TestSuite; |
8 |
| import org.jboss.cache.misc.TestingUtil; |
9 |
| |
10 |
| import java.io.FileWriter; |
11 |
| import java.io.IOException; |
12 |
| import java.io.Writer; |
13 |
| import java.util.Vector; |
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| |
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| |
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| public class NonBlockingWriterLockTest extends TestCase |
31 |
| { |
32 |
| static final NonBlockingWriterLock lock_ = new NonBlockingWriterLock(); |
33 |
| static long SLEEP_MSECS = 500; |
34 |
| Vector lockResult = new Vector(); |
35 |
| int NO_MORE_OP = 0; |
36 |
| int INVOKE_READ = 1; |
37 |
| int INVOKE_WRITE = 2; |
38 |
| int INVOKE_UPGRADE = 3; |
39 |
| |
40 |
11
| public NonBlockingWriterLockTest(String name)
|
41 |
| { |
42 |
11
| super(name);
|
43 |
| } |
44 |
| |
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| |
46 |
0
| public static void main(String[] args) throws Exception
|
47 |
| { |
48 |
0
| log("\nBeginning NonBlockingWriterLock automated testing ...\n");
|
49 |
| |
50 |
0
| junit.textui.TestRunner.run(suite());
|
51 |
| } |
52 |
| |
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| |
54 |
1
| public static Test suite()
|
55 |
| { |
56 |
1
| TestSuite suite = new TestSuite();
|
57 |
| |
58 |
1
| suite.addTestSuite(NonBlockingWriterLockTest.class);
|
59 |
1
| return suite;
|
60 |
| } |
61 |
| |
62 |
11
| public void setUp() throws Exception {
|
63 |
11
| super.setUp();
|
64 |
11
| logX("\n");
|
65 |
11
| log("Setting up test case ...");
|
66 |
| } |
67 |
| |
68 |
11
| public void tearDown() throws Exception {
|
69 |
11
| super.tearDown();
|
70 |
11
| log("Tearing down test case ...");
|
71 |
| } |
72 |
| |
73 |
132
| public static void log(String str)
|
74 |
| { |
75 |
132
| System.out.println(Thread.currentThread() + ": "
|
76 |
| + java.util.Calendar.getInstance().getTime() + " : " + str); |
77 |
| } |
78 |
| |
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| |
80 |
110
| public static void logX(String str)
|
81 |
| { |
82 |
110
| log(str);
|
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| |
87 |
| } |
88 |
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90 |
0
| public static void logToFile(String str) throws IOException
|
91 |
| { |
92 |
0
| Writer out = new FileWriter("./ReadCommittedLog.txt", true);
|
93 |
0
| out.write(str);
|
94 |
0
| out.close();
|
95 |
| } |
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146 |
12
| protected Thread readThread(final String caseNum, final String name,
|
147 |
| final long msecs, final long sleepSecs, |
148 |
| final String errMsg, final int secondOP) |
149 |
| { |
150 |
12
| return new Thread(name)
|
151 |
| { |
152 |
12
| public void run()
|
153 |
| { |
154 |
12
| Lock rlock = lock_.readLock();
|
155 |
12
| try {
|
156 |
12
| if (! rlock.tryLock(msecs, TimeUnit.MILLISECONDS)) {
|
157 |
1
| logX(caseNum+"-"+name+" requesting read lock failed!\n");
|
158 |
1
| String str = caseNum + "-" + name + "-RL-0";
|
159 |
1
| postLockingResult(str);
|
160 |
1
| return;
|
161 |
| } |
162 |
| |
163 |
11
| logX(caseNum+"-"+name+" requesting read lock succeeded!\n");
|
164 |
11
| String str = caseNum + "-" + name + "-RL-1";
|
165 |
11
| postLockingResult(str);
|
166 |
11
| TestingUtil.sleepThread(sleepSecs);
|
167 |
| |
168 |
11
| if (secondOP == INVOKE_READ)
|
169 |
0
| acquireReadLock(caseNum, name, msecs, errMsg);
|
170 |
11
| else if (secondOP == INVOKE_WRITE)
|
171 |
2
| acquireWriteLock(caseNum, name, msecs, errMsg);
|
172 |
9
| else if (secondOP == INVOKE_UPGRADE)
|
173 |
2
| acquireUpgradeLock(caseNum, name, msecs, errMsg);
|
174 |
| |
175 |
11
| rlock.unlock();
|
176 |
11
| logX(caseNum+"-"+name+" releasing read lock.\n");
|
177 |
| } catch (Exception ex) { |
178 |
| } |
179 |
| } |
180 |
| }; |
181 |
| } |
182 |
| |
183 |
| |
184 |
| |
185 |
| |
186 |
| |
187 |
| |
188 |
| |
189 |
4
| protected Thread writeThread(final String caseNum, final String name,
|
190 |
| final long msecs, final long sleepSecs, |
191 |
| final String errMsg, final int secondOP) |
192 |
| { |
193 |
4
| return new Thread(name)
|
194 |
| { |
195 |
4
| public void run()
|
196 |
| { |
197 |
4
| try {
|
198 |
4
| Lock wlock = lock_.writeLock();
|
199 |
4
| if (! wlock.tryLock(msecs, TimeUnit.MILLISECONDS)) {
|
200 |
1
| logX(caseNum+"-"+name+" requesting write lock failed!\n");
|
201 |
1
| String str = caseNum + "-" + name + "-WL-0";
|
202 |
1
| postLockingResult(str);
|
203 |
1
| return;
|
204 |
| } |
205 |
| |
206 |
3
| logX(caseNum+"-"+name+" requesting write lock succeeded!\n");
|
207 |
3
| String str = caseNum + "-" + name + "-WL-1";
|
208 |
3
| postLockingResult(str);
|
209 |
3
| TestingUtil.sleepThread(sleepSecs);
|
210 |
| |
211 |
3
| if (secondOP == INVOKE_READ)
|
212 |
0
| acquireReadLock(caseNum, name, msecs, errMsg);
|
213 |
3
| else if (secondOP == INVOKE_WRITE)
|
214 |
0
| acquireWriteLock(caseNum, name, msecs, errMsg);
|
215 |
3
| else if (secondOP == INVOKE_UPGRADE)
|
216 |
0
| acquireUpgradeLock(caseNum, name, msecs, errMsg);
|
217 |
| |
218 |
3
| wlock.unlock();
|
219 |
3
| logX(caseNum+"-"+name+" releasing write lock.\n");
|
220 |
| } catch (Exception ex) { |
221 |
| } |
222 |
| } |
223 |
| }; |
224 |
| } |
225 |
| |
226 |
| |
227 |
| |
228 |
| |
229 |
| |
230 |
| |
231 |
| |
232 |
| |
233 |
1
| protected Thread upgradeThread(final String caseNum, final String name,
|
234 |
| final long msecs, final String errMsg) |
235 |
| { |
236 |
1
| return new Thread(name)
|
237 |
| { |
238 |
1
| public void run()
|
239 |
| { |
240 |
1
| try {
|
241 |
1
| Lock rlock = lock_.readLock();
|
242 |
1
| Lock wlock = null;
|
243 |
1
| if (! rlock.tryLock(msecs, TimeUnit.MILLISECONDS)) {
|
244 |
0
| logX(caseNum+"-"+name+" requesting read lock failed!\n");
|
245 |
0
| String str = caseNum + "-" + name + "-RL-0";
|
246 |
0
| postLockingResult(str);
|
247 |
0
| return;
|
248 |
| } |
249 |
| |
250 |
1
| logX(caseNum+"-"+name+" requesting read lock succeeded (upgrade later)!\n");
|
251 |
1
| TestingUtil.sleepThread(SLEEP_MSECS/2);
|
252 |
1
| String str = caseNum + "-" + name + "-UL-";
|
253 |
?
| if ((wlock = lock_.upgradeLockAttempt(msecs)) == null)
|
254 |
| { |
255 |
0
| logX(caseNum+"-"+name+" requesting upgrade lock failed!\n");
|
256 |
0
| str += "0";
|
257 |
| } |
258 |
| else |
259 |
| { |
260 |
1
| logX(caseNum+"-"+name+" requesting upgrade lock succeeded!\n");
|
261 |
1
| str += "1";
|
262 |
| } |
263 |
1
| postLockingResult(str);
|
264 |
| |
265 |
1
| TestingUtil.sleepThread(SLEEP_MSECS);
|
266 |
1
| if (wlock != null)
|
267 |
| { |
268 |
1
| wlock.unlock();
|
269 |
1
| logX(caseNum+"-"+name+" releasing upgrade lock.\n");
|
270 |
| } |
271 |
1
| rlock.unlock();
|
272 |
| } catch (Exception ex) { |
273 |
| } |
274 |
| } |
275 |
| }; |
276 |
| } |
277 |
| |
278 |
| |
279 |
| |
280 |
| |
281 |
| |
282 |
| |
283 |
| |
284 |
| |
285 |
| |
286 |
| |
287 |
| |
288 |
2
| protected void acquireReadLock(final String caseNum, final String name,
|
289 |
| final long msecs, final String errMsg) |
290 |
| { |
291 |
2
| try {
|
292 |
2
| Lock rlock = lock_.readLock();
|
293 |
2
| if (! rlock.tryLock(msecs, TimeUnit.MILLISECONDS)) {
|
294 |
0
| logX(caseNum+"-"+name+" requesting read lock failed!\n");
|
295 |
0
| String str = caseNum + "-" + name + "-RL-0";
|
296 |
0
| postLockingResult(str);
|
297 |
0
| return;
|
298 |
| } |
299 |
| |
300 |
2
| logX(caseNum+"-"+name+" requesting read lock succeeded!\n");
|
301 |
2
| String str = caseNum + "-" + name + "-RL-1";
|
302 |
2
| postLockingResult(str);
|
303 |
2
| TestingUtil.sleepThread(SLEEP_MSECS);
|
304 |
2
| rlock.unlock();
|
305 |
2
| logX(caseNum+"-"+name+" releasing read lock.\n");
|
306 |
| } catch (Exception ex) { |
307 |
| } |
308 |
| } |
309 |
| |
310 |
| |
311 |
| |
312 |
| |
313 |
| |
314 |
4
| protected void acquireWriteLock(final String caseNum, final String name,
|
315 |
| final long msecs, final String errMsg) |
316 |
| { |
317 |
4
| try {
|
318 |
4
| Lock wlock = lock_.writeLock();
|
319 |
4
| if (! wlock.tryLock(msecs, TimeUnit.MILLISECONDS)) {
|
320 |
0
| logX(caseNum+"-"+name+" requesting write lock failed!\n");
|
321 |
0
| String str = caseNum + "-" + name + "-WL-0";
|
322 |
0
| postLockingResult(str);
|
323 |
0
| return;
|
324 |
| } |
325 |
| |
326 |
4
| logX(caseNum+"-"+name+" requesting write lock succeeded!\n");
|
327 |
4
| String str = caseNum + "-" + name + "-WL-1";
|
328 |
4
| postLockingResult(str);
|
329 |
4
| TestingUtil.sleepThread(SLEEP_MSECS);
|
330 |
4
| wlock.unlock();
|
331 |
4
| logX(caseNum+"-"+name+" releasing write lock.\n");
|
332 |
| } catch (Exception ex) { |
333 |
| } |
334 |
| } |
335 |
| |
336 |
| |
337 |
| |
338 |
| |
339 |
| |
340 |
2
| protected void acquireUpgradeLock(final String caseNum, final String name,
|
341 |
| final long msecs, final String errMsg) |
342 |
| { |
343 |
2
| try {
|
344 |
2
| Lock ulock = null;
|
345 |
?
| if ((ulock = lock_.upgradeLockAttempt(msecs)) == null) {
|
346 |
0
| logX(caseNum+"-"+name+" requesting upgrade lock failed!\n");
|
347 |
0
| String str = caseNum + "-" + name + "-UL-0";
|
348 |
0
| postLockingResult(str);
|
349 |
0
| return;
|
350 |
| } |
351 |
| |
352 |
2
| logX(caseNum+"-"+name+" requesting upgrade lock succeeded!\n");
|
353 |
2
| String str = caseNum + "-" + name + "-UL-1";
|
354 |
2
| postLockingResult(str);
|
355 |
2
| TestingUtil.sleepThread(SLEEP_MSECS);
|
356 |
2
| ulock.unlock();
|
357 |
2
| logX(caseNum+"-"+name+" releasing upgrade lock.\n");
|
358 |
| } catch (Exception ex) { |
359 |
| } |
360 |
| } |
361 |
| |
362 |
| |
363 |
| |
364 |
| |
365 |
| |
366 |
| |
367 |
| |
368 |
11
| protected synchronized void cleanLockingResult()
|
369 |
| { |
370 |
11
| lockResult.removeAllElements();
|
371 |
| } |
372 |
| |
373 |
| |
374 |
| |
375 |
| |
376 |
25
| protected synchronized void postLockingResult(Object obj)
|
377 |
| { |
378 |
25
| logX(" Added *" + obj + "* to the result vector\n");
|
379 |
| |
380 |
| |
381 |
25
| lockResult.addElement(obj);
|
382 |
| } |
383 |
| |
384 |
| |
385 |
| |
386 |
| |
387 |
25
| protected synchronized boolean checkLockingResult(String expected)
|
388 |
| { |
389 |
25
| boolean rc = false;
|
390 |
42
| for (int i=0; i<lockResult.size(); i++)
|
391 |
| { |
392 |
42
| Object ele = lockResult.elementAt(i);
|
393 |
42
| String str = (String)ele;
|
394 |
42
| if (expected.equals(str))
|
395 |
| { |
396 |
25
| rc = true;
|
397 |
25
| break;
|
398 |
| } |
399 |
| } |
400 |
25
| if (rc)
|
401 |
25
| logX(" Searching for *" + expected + "* SUCCEEDED.\n");
|
402 |
| else |
403 |
0
| logX(" Searching for *" + expected + "* FAILED.\n");
|
404 |
25
| return rc;
|
405 |
| } |
406 |
| |
407 |
| |
408 |
| |
409 |
| |
410 |
| |
411 |
1
| public void testWriteWithMultipleReaders() throws Exception
|
412 |
| { |
413 |
1
| String caseNum = "10";
|
414 |
1
| Thread t1=readThread(caseNum, "t1", 0, SLEEP_MSECS*2,
|
415 |
| "1st read lock attempt failed", NO_MORE_OP); |
416 |
1
| Thread t2=readThread(caseNum, "t2", 0, SLEEP_MSECS,
|
417 |
| "2nd read lock attempt failed", INVOKE_WRITE); |
418 |
| |
419 |
1
| t1.start();
|
420 |
1
| t2.start();
|
421 |
1
| t1.join(3000);
|
422 |
1
| t2.join(3000);
|
423 |
1
| assertTrue(checkLockingResult(caseNum+"-t1-RL-1") &&
|
424 |
| checkLockingResult(caseNum+"-t2-RL-1") && |
425 |
| checkLockingResult(caseNum+"-t2-WL-1")); |
426 |
1
| cleanLockingResult();
|
427 |
| |
428 |
1
| if (t1.isAlive() || t2.isAlive())
|
429 |
0
| fail("Possible deadlock resulted in testRead.");
|
430 |
| } |
431 |
| |
432 |
| |
433 |
1
| public void testUpgradeWithMultipleReadersOn1() throws Exception
|
434 |
| { |
435 |
1
| String caseNum = "11";
|
436 |
1
| Thread t1=readThread(caseNum, "t1", 0, SLEEP_MSECS,
|
437 |
| "1st read lock attempt failed", INVOKE_WRITE); |
438 |
1
| Thread t2=readThread(caseNum, "t2", 0, SLEEP_MSECS*2,
|
439 |
| "2nd read lock attempt failed", NO_MORE_OP); |
440 |
| |
441 |
1
| t1.start();
|
442 |
1
| t2.start();
|
443 |
1
| t1.join(3000);
|
444 |
1
| t2.join(3000);
|
445 |
1
| assertTrue(checkLockingResult(caseNum+"-t1-RL-1") &&
|
446 |
| checkLockingResult(caseNum+"-t2-RL-1") && |
447 |
| checkLockingResult(caseNum+"-t1-WL-1")); |
448 |
1
| cleanLockingResult();
|
449 |
| |
450 |
1
| if (t1.isAlive() || t2.isAlive())
|
451 |
0
| fail("Possible deadlock resulted in testRead.");
|
452 |
| } |
453 |
| |
454 |
| |
455 |
1
| public void testUpgradeReadLock() throws Exception
|
456 |
| { |
457 |
1
| String caseNum = "2";
|
458 |
1
| Thread t1=readThread(caseNum, "t1", 0, SLEEP_MSECS,
|
459 |
| "1st read lock attempt failed", INVOKE_UPGRADE); |
460 |
| |
461 |
1
| t1.start();
|
462 |
1
| t1.join(3000);
|
463 |
1
| assertTrue(checkLockingResult(caseNum+"-t1-RL-1") &&
|
464 |
| checkLockingResult(caseNum+"-t1-UL-1")); |
465 |
1
| cleanLockingResult();
|
466 |
| } |
467 |
| |
468 |
| |
469 |
| |
470 |
1
| public void testReadThenWrite() throws Exception
|
471 |
| { |
472 |
1
| String caseNum = "3";
|
473 |
1
| acquireReadLock(caseNum, "t1", 0, "1st read lock attempt failed");
|
474 |
1
| acquireWriteLock(caseNum, "t1.1", 0, "2nd write lock attempt failed");
|
475 |
1
| assertTrue(checkLockingResult(caseNum+"-t1-RL-1") &&
|
476 |
| checkLockingResult(caseNum+"-t1.1-WL-1")); |
477 |
1
| cleanLockingResult();
|
478 |
| } |
479 |
| |
480 |
| |
481 |
| |
482 |
| |
483 |
1
| public void testWriteThenRead() throws Exception
|
484 |
| { |
485 |
1
| String caseNum = "5";
|
486 |
1
| acquireWriteLock(caseNum, "t1", 0, "1st write lock attempt failed");
|
487 |
1
| acquireReadLock(caseNum, "t1.1", 0, "2nd read lock attempt failed");
|
488 |
1
| assertTrue(checkLockingResult(caseNum+"-t1-WL-1") &&
|
489 |
| checkLockingResult(caseNum+"-t1.1-RL-1")); |
490 |
1
| cleanLockingResult();
|
491 |
| } |
492 |
| |
493 |
| |
494 |
| |
495 |
1
| public void testMultipleReadlock() throws Exception
|
496 |
| { |
497 |
1
| String caseNum = "6";
|
498 |
1
| Thread t1=readThread(caseNum, "t1", 0, SLEEP_MSECS,
|
499 |
| "1st read lock attempt failed", NO_MORE_OP); |
500 |
1
| Thread t2=readThread(caseNum, "t2", 0, SLEEP_MSECS,
|
501 |
| "2nd read lock attempt failed", NO_MORE_OP); |
502 |
| |
503 |
1
| t1.start();
|
504 |
1
| t2.start();
|
505 |
1
| t1.join(3000);
|
506 |
1
| t2.join(3000);
|
507 |
1
| assertTrue(checkLockingResult(caseNum+"-t1-RL-1") &&
|
508 |
| checkLockingResult(caseNum+"-t2-RL-1")); |
509 |
1
| cleanLockingResult();
|
510 |
| |
511 |
1
| if (t1.isAlive() || t2.isAlive())
|
512 |
0
| fail("Possible deadlock resulted in testRead.");
|
513 |
| } |
514 |
| |
515 |
| |
516 |
1
| public void testWriteWithExistingReader() throws Exception
|
517 |
| { |
518 |
1
| String caseNum = "8";
|
519 |
1
| Thread t1=readThread(caseNum, "t1", 0, SLEEP_MSECS,
|
520 |
| "1st write lock attempt failed", NO_MORE_OP); |
521 |
1
| Thread t2=writeThread(caseNum, "t2", 0, SLEEP_MSECS,
|
522 |
| "2nd read lock attempt failed", NO_MORE_OP); |
523 |
| |
524 |
1
| t1.start();
|
525 |
1
| t2.start();
|
526 |
1
| t1.join(3000);
|
527 |
1
| t2.join(3000);
|
528 |
1
| assertTrue(checkLockingResult(caseNum+"-t1-RL-1") &&
|
529 |
| checkLockingResult(caseNum+"-t2-WL-1")); |
530 |
1
| cleanLockingResult();
|
531 |
| |
532 |
1
| if (t1.isAlive() || t2.isAlive())
|
533 |
0
| fail("Possible deadlock resulted in testRead.");
|
534 |
| } |
535 |
| |
536 |
| |
537 |
1
| public void testReadWithExistingWriter() throws Exception
|
538 |
| { |
539 |
1
| String caseNum = "13";
|
540 |
1
| Thread t1=writeThread(caseNum, "t1", 0, SLEEP_MSECS,
|
541 |
| "1st write lock attempt failed", NO_MORE_OP); |
542 |
1
| Thread t2=readThread(caseNum, "t2", 0, SLEEP_MSECS,
|
543 |
| "2nd read lock attempt failed", NO_MORE_OP); |
544 |
| |
545 |
1
| t1.start();
|
546 |
1
| t2.start();
|
547 |
1
| t1.join(3000);
|
548 |
1
| t2.join(3000);
|
549 |
1
| assertTrue(checkLockingResult(caseNum+"-t1-WL-1") &&
|
550 |
| checkLockingResult(caseNum+"-t2-RL-0")); |
551 |
1
| cleanLockingResult();
|
552 |
| |
553 |
1
| if (t1.isAlive() || t2.isAlive())
|
554 |
0
| fail("Possible deadlock resulted in testRead.");
|
555 |
| } |
556 |
| |
557 |
| |
558 |
1
| public void testMultipleWritelocks() throws Exception
|
559 |
| { |
560 |
1
| String caseNum = "14";
|
561 |
1
| Thread t1=writeThread(caseNum, "t1", 0, SLEEP_MSECS,
|
562 |
| "1st write lock attempt failed", NO_MORE_OP); |
563 |
1
| Thread t2=writeThread(caseNum, "t2", 0, SLEEP_MSECS,
|
564 |
| "2nd write lock attempt failed", NO_MORE_OP); |
565 |
| |
566 |
1
| t1.start();
|
567 |
1
| t2.start();
|
568 |
1
| t1.join(3000);
|
569 |
1
| t2.join(3000);
|
570 |
1
| assertTrue(checkLockingResult(caseNum+"-t1-WL-1") &&
|
571 |
| checkLockingResult(caseNum+"-t2-WL-0")); |
572 |
1
| cleanLockingResult();
|
573 |
| |
574 |
1
| if (t1.isAlive() || t2.isAlive())
|
575 |
0
| fail("Possible deadlock resulted in testRead.");
|
576 |
| } |
577 |
| |
578 |
| |
579 |
1
| public void testUpgradeWithExistingReader() throws Exception
|
580 |
| { |
581 |
1
| String caseNum = "7";
|
582 |
1
| Thread t1=readThread(caseNum, "t1", 0, SLEEP_MSECS,
|
583 |
| "1st read lock attempt failed", NO_MORE_OP); |
584 |
1
| Thread t2=upgradeThread(caseNum, "t2", 0,
|
585 |
| "2nd upgrade lock attempt failed"); |
586 |
| |
587 |
1
| t1.start();
|
588 |
1
| t2.start();
|
589 |
1
| t1.join(3000);
|
590 |
1
| t2.join(3000);
|
591 |
1
| assertTrue(checkLockingResult(caseNum+"-t1-RL-1") &&
|
592 |
| checkLockingResult(caseNum+"-t2-UL-1")); |
593 |
1
| cleanLockingResult();
|
594 |
| |
595 |
1
| if (t1.isAlive() || t2.isAlive())
|
596 |
0
| fail("Possible deadlock resulted in testRead.");
|
597 |
| } |
598 |
| |
599 |
| |
600 |
1
| public void testUpgradeWithMultipleReaders() throws Exception
|
601 |
| { |
602 |
1
| String caseNum = "9";
|
603 |
1
| Thread t1=readThread(caseNum, "t1", 0, SLEEP_MSECS*2,
|
604 |
| "1st read lock attempt failed", NO_MORE_OP); |
605 |
1
| Thread t2=readThread(caseNum, "t2", 0, SLEEP_MSECS,
|
606 |
| "2nd read lock attempt failed", INVOKE_UPGRADE); |
607 |
| |
608 |
1
| t1.start();
|
609 |
1
| t2.start();
|
610 |
1
| t1.join(3000);
|
611 |
1
| t2.join(3000);
|
612 |
1
| assertTrue(checkLockingResult(caseNum+"-t1-RL-1") &&
|
613 |
| checkLockingResult(caseNum+"-t2-RL-1") && |
614 |
| checkLockingResult(caseNum+"-t2-UL-1")); |
615 |
1
| cleanLockingResult();
|
616 |
| |
617 |
1
| if (t1.isAlive() || t2.isAlive())
|
618 |
0
| fail("Possible deadlock resulted in testRead.");
|
619 |
| } |
620 |
| } |
621 |
| |