| Package | Description | 
|---|---|
| java.util.concurrent | 
 Utility classes commonly useful in concurrent programming. 
 | 
| Modifier and Type | Class and Description | 
|---|---|
class  | 
ScheduledThreadPoolExecutor
A  
ThreadPoolExecutor that can additionally schedule
 commands to run after a given delay, or to execute
 periodically. | 
| Modifier and Type | Method and Description | 
|---|---|
static ScheduledExecutorService | 
Executors.newScheduledThreadPool(int corePoolSize)
Creates a thread pool that can schedule commands to run after a
 given delay, or to execute periodically. 
 | 
static ScheduledExecutorService | 
Executors.newScheduledThreadPool(int corePoolSize,
                      ThreadFactory threadFactory)
Creates a thread pool that can schedule commands to run after a
 given delay, or to execute periodically. 
 | 
static ScheduledExecutorService | 
Executors.newSingleThreadScheduledExecutor()
Creates a single-threaded executor that can schedule commands
 to run after a given delay, or to execute periodically. 
 | 
static ScheduledExecutorService | 
Executors.newSingleThreadScheduledExecutor(ThreadFactory threadFactory)
Creates a single-threaded executor that can schedule commands
 to run after a given delay, or to execute periodically. 
 | 
static ScheduledExecutorService | 
Executors.unconfigurableScheduledExecutorService(ScheduledExecutorService executor)
Returns an object that delegates all defined  
ScheduledExecutorService methods to the given executor, but
 not any other methods that might otherwise be accessible using
 casts. | 
| Modifier and Type | Method and Description | 
|---|---|
static ScheduledExecutorService | 
Executors.unconfigurableScheduledExecutorService(ScheduledExecutorService executor)
Returns an object that delegates all defined  
ScheduledExecutorService methods to the given executor, but
 not any other methods that might otherwise be accessible using
 casts. | 
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