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| java.lang.Object
 java.lang.Thread
org.jfree.report.util.Worker
| Worker | | final public class Worker extends Thread (Code) | | A simple worker implementation. The worker executes a assigned workload and then sleeps
until another workload is set or the worker is killed.
author:
Thomas Morgner |
| Constructor Summary | |
| public | Worker()
Creates a new worker. |
| Method Summary | |
| public void | finish()
Kills the worker after he completed his work. | | public WorkerPool | getWorkerPool()
Returns the worker's assigned pool. | | public synchronized Runnable | getWorkload()
Returns the workload object. | | public boolean | isAvailable()
Checks, whether this worker has some work to do. | | public boolean | isFinish()
Checks whether this worker has received the signal to finish and die. | | public synchronized void | run()
If a workload is set, process it. | | public void | setWorkerPool(WorkerPool workerPool)
Defines the worker's assigned pool. | | public void | setWorkload(Runnable r)
Set the next workload for this worker. |
| Worker | | public Worker()(Code) | | Creates a new worker.
Parameters:
sleeptime - the time this worker sleeps until he checks for new work. |
| finish | | public void finish()(Code) | | Kills the worker after he completed his work. Awakens the worker if he's sleeping, so
that the worker dies without delay.
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| getWorkerPool | | public WorkerPool getWorkerPool()(Code) | | Returns the worker's assigned pool.
the worker pool (or null, if the worker is not assigned to a pool). |
| getWorkload | | public synchronized Runnable getWorkload()(Code) | | Returns the workload object.
the runnable executed by this worker thread. |
| isAvailable | | public boolean isAvailable()(Code) | | Checks, whether this worker has some work to do.
true, if this worker has no more work and is currently sleeping. |
| isFinish | | public boolean isFinish()(Code) | | Checks whether this worker has received the signal to finish and die.
true, if the worker should finish the work and end the thread. |
| run | | public synchronized void run()(Code) | | If a workload is set, process it. After the workload is processed, this worker starts
to sleep until a new workload is set for the worker or the worker got the finish()
request.
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| setWorkerPool | | public void setWorkerPool(WorkerPool workerPool)(Code) | | Defines the worker's assigned pool.
Parameters:
workerPool - the worker pool (or null, if the worker is not assigned to apool). |
| setWorkload | | public void setWorkload(Runnable r)(Code) | | Set the next workload for this worker.
Parameters:
r - the next workload for the worker.
throws:
IllegalStateException - if the worker is not idle. |
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