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Shutdown thread pool in case of unexpected error.

This commit is contained in:
Gary Gregory 2020-01-01 08:49:39 -05:00
parent 3b75763f9d
commit b475986174
1 changed files with 32 additions and 30 deletions
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62
src/test/java/org/apache/commons/lang3/time/FastDateFormatTest.java
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@ -248,45 +248,47 @@ public Object parseObject(final String source, final ParsePosition pos) {
//System.out.println(">>FastDateFormatTest: FastDateParser:"+fdfTime.get(1)+" SimpleDateFormat:"+sdfTime.get(1));
}
private static final int NTHREADS= 10;
private static final int NROUNDS= 10000;
private static final int NTHREADS = 10;
private static final int NROUNDS = 10000;
private AtomicLongArray measureTime(final Format printer, final Format parser) throws InterruptedException {
final ExecutorService pool = Executors.newFixedThreadPool(NTHREADS);
final AtomicInteger failures= new AtomicInteger(0);
final AtomicLongArray totalElapsed= new AtomicLongArray(2);
final AtomicInteger failures = new AtomicInteger(0);
final AtomicLongArray totalElapsed = new AtomicLongArray(2);
try {
for (int i = 0; i < NTHREADS; ++i) {
pool.submit(() -> {
for (int j = 0; j < NROUNDS; ++j) {
try {
final Date date = new Date();
for (int i= 0; i<NTHREADS; ++i) {
pool.submit(() -> {
for (int j= 0; j<NROUNDS; ++j) {
try {
final Date date= new Date();
final long t0 = System.currentTimeMillis();
final String formattedDate = printer.format(date);
totalElapsed.addAndGet(0, System.currentTimeMillis() - t0);
final long t0= System.currentTimeMillis();
final String formattedDate= printer.format(date);
totalElapsed.addAndGet(0, System.currentTimeMillis() - t0);
final long t1 = System.currentTimeMillis();
final Object pd = parser.parseObject(formattedDate);
totalElapsed.addAndGet(1, System.currentTimeMillis() - t1);
final long t1 = System.currentTimeMillis();
final Object pd= parser.parseObject(formattedDate);
totalElapsed.addAndGet(1, System.currentTimeMillis() - t1);
if (!date.equals(pd)) {
if (!date.equals(pd)) {
failures.incrementAndGet();
}
} catch (final Exception e) {
failures.incrementAndGet();
e.printStackTrace();
}
} catch (final Exception e) {
failures.incrementAndGet();
e.printStackTrace();
}
}
});
}
pool.shutdown();
// depending on the performance of the machine used to run the parsing,
// the tests can run for a while. It should however complete within
// 30 seconds. Might need increase on very slow machines.
if (!pool.awaitTermination(30, TimeUnit.SECONDS)) {
pool.shutdownNow();
fail("did not complete tasks");
});
}
} finally {
pool.shutdown();
// depending on the performance of the machine used to run the parsing,
// the tests can run for a while. It should however complete within
// 30 seconds. Might need increase on very slow machines.
if (!pool.awaitTermination(30, TimeUnit.SECONDS)) {
pool.shutdownNow();
fail("did not complete tasks");
}
}
assertEquals(0, failures.get());
return totalElapsed;