org.gcube.data.analysis.tabulardata.operation.worker

Class Worker<T extends Result>

java.lang.Object

java.util.Observable

org.gcube.data.analysis.tabulardata.operation.worker.Worker<T>

All Implemented Interfaces:

Runnable

Direct Known Subclasses:

DataWorker, MetadataWorker, ResourceCreatorWorker, ValidationWorker

public abstract class Worker<T extends Result>
extends Observable
implements Runnable

Constructor Summary

Constructors

Constructor and Description
Worker(OperationInvocation sourceInvocation)

Method Summary

Modifier and Type	Method and Description
void	abort()
protected void	checkAborted()
<R extends Result,K extends Worker<R>> WorkerWrapper<K,R>	createWorkerWrapper(WorkerFactory<K> wrapped)
protected abstract T	execute()
WorkerException	getException()
String	getHumanReadableStatus()
float	getProgress()
T	getResult()
OperationInvocation	getSourceInvocation()
WorkerStatus	getStatus()
void	run()
protected void	updateProgress(float progress, String humanReadableStatus)

Methods inherited from class java.util.Observable

addObserver, clearChanged, countObservers, deleteObserver, deleteObservers, hasChanged, notifyObservers, notifyObservers, setChanged

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

Worker

public Worker(OperationInvocation sourceInvocation)

Method Detail

updateProgress

protected void updateProgress(float progress,
                              String humanReadableStatus)

execute

protected abstract T execute()
                      throws WorkerException,
                             OperationAbortedException

Throws:

WorkerException

OperationAbortedException

abort

public void abort()

checkAborted

protected final void checkAborted()
                           throws OperationAbortedException

Throws:

OperationAbortedException

run

public void run()

Specified by:

run in interface Runnable

getProgress

public float getProgress()

getHumanReadableStatus

public String getHumanReadableStatus()

getException

public WorkerException getException()

getResult

public T getResult()

getStatus

public WorkerStatus getStatus()

getSourceInvocation

public OperationInvocation getSourceInvocation()

createWorkerWrapper

public <R extends Result,K extends Worker<R>> WorkerWrapper<K,R> createWorkerWrapper(WorkerFactory<K> wrapped)