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7027061: Testcase failure: java/util/Locale/Bug6989440.java - java.util.ConcurrentModificationException

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Reviewed-by: dholmes, chegar
This commit is contained in:
Naoto Sato 2011-10-12 12:12:25 -07:00
parent e83fde21ff
commit f54e7ec9bc
2 changed files with 39 additions and 14 deletions
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41
jdk/test/java/util/Locale/Bug6989440.java
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@ -37,26 +37,49 @@ import java.util.spi.TimeZoneNameProvider;
import sun.util.LocaleServiceProviderPool;
public class Bug6989440 {
public static void main(String[] args) {
TestThread t1 = new TestThread(LocaleNameProvider.class);
TestThread t2 = new TestThread(TimeZoneNameProvider.class);
TestThread t3 = new TestThread(DateFormatProvider.class);
static volatile boolean failed; // false
static final int THREADS = 50;
t1.start();
t2.start();
t3.start();
public static void main(String[] args) throws Exception {
Thread[] threads = new Thread[THREADS];
for (int i=0; i<threads.length; i++)
threads[i] = new TestThread();
for (int i=0; i<threads.length; i++)
threads[i].start();
for (int i=0; i<threads.length; i++)
threads[i].join();
if (failed)
throw new RuntimeException("Failed: check output");
}
static class TestThread extends Thread {
private Class<? extends LocaleServiceProvider> cls;
private static int count;
public TestThread(Class<? extends LocaleServiceProvider> providerClass) {
cls = providerClass;
}
public TestThread() {
int which = count++ % 3;
switch (which) {
case 0 : cls = LocaleNameProvider.class; break;
case 1 : cls = TimeZoneNameProvider.class; break;
case 2 : cls = DateFormatProvider.class; break;
default : throw new AssertionError("Should not reach here");
}
}
public void run() {
LocaleServiceProviderPool pool = LocaleServiceProviderPool.getPool(cls);
pool.getAvailableLocales();
try {
LocaleServiceProviderPool pool = LocaleServiceProviderPool.getPool(cls);
pool.getAvailableLocales();
} catch (Exception e) {
System.out.println(e);
e.printStackTrace();
failed = true;
}
}
}
}