| Package | Description | 
|---|---|
| java.lang | 
 Provides classes that are fundamental to the design of the Java
 programming language. 
 | 
| java.util.concurrent | 
 Utility classes commonly useful in concurrent programming. 
 | 
| Modifier and Type | Class and Description | 
|---|---|
class  | 
ThreadGroup
A thread group represents a set of threads. 
 | 
| Modifier and Type | Method and Description | 
|---|---|
static Thread.UncaughtExceptionHandler | 
Thread.getDefaultUncaughtExceptionHandler()
Returns the default handler invoked when a thread abruptly terminates
 due to an uncaught exception. 
 | 
Thread.UncaughtExceptionHandler | 
Thread.getUncaughtExceptionHandler()
Returns the handler invoked when this thread abruptly terminates
 due to an uncaught exception. 
 | 
| Modifier and Type | Method and Description | 
|---|---|
static void | 
Thread.setDefaultUncaughtExceptionHandler(Thread.UncaughtExceptionHandler eh)
Set the default handler invoked when a thread abruptly terminates
 due to an uncaught exception, and no other handler has been defined
 for that thread. 
 | 
void | 
Thread.setUncaughtExceptionHandler(Thread.UncaughtExceptionHandler eh)
Set the handler invoked when this thread abruptly terminates
 due to an uncaught exception. 
 | 
| Modifier and Type | Method and Description | 
|---|---|
Thread.UncaughtExceptionHandler | 
ForkJoinPool.getUncaughtExceptionHandler()
Returns the handler for internal worker threads that terminate
 due to unrecoverable errors encountered while executing tasks. 
 | 
| Constructor and Description | 
|---|
ForkJoinPool(int parallelism,
            ForkJoinPool.ForkJoinWorkerThreadFactory factory,
            Thread.UncaughtExceptionHandler handler,
            boolean asyncMode)
Creates a  
ForkJoinPool with the given parameters. | 
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