Package org.aksw.shellgebra.exec

Class FileWriterTaskViaExecutor

java.lang.Object

org.aksw.shellgebra.exec.FileWriterTaskBase

org.aksw.shellgebra.exec.FileWriterTaskViaExecutor

All Implemented Interfaces:

AutoCloseable, FileWriterTask

Direct Known Subclasses:

FileWriterTaskFromByteSource, FileWriterTaskFromProcess

public abstract class FileWriterTaskViaExecutor
extends FileWriterTaskBase

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
protected class	FileWriterTaskViaExecutor.Worker

Nested classes/interfaces inherited from class org.aksw.shellgebra.exec.FileWriterTaskBase

FileWriterTaskBase.PathLifeCycle, FileWriterTaskBase.TaskState

Field Summary

Fields

Modifier and Type	Field	Description
protected Object	lock

Fields inherited from class org.aksw.shellgebra.exec.FileWriterTaskBase

isAbortCalled, outputPath, pathLifeCycle, state

Constructor Summary

Constructors

Constructor	Description
FileWriterTaskViaExecutor(Path path, FileWriterTaskBase.PathLifeCycle pathLifeCycle)

Method Summary

Modifier and Type	Method	Description
final void	abort()	Requests abort of currently running task or prevents its execution if it hasn't started yet.
protected abstract void	abortActual()
final void	close()
protected void	closeActual()
protected void	onCompletion()	Called on completion - regardless whether successful or not.
final void	start()
String	toString()
void	waitForCompletion()

Methods inherited from class org.aksw.shellgebra.exec.FileWriterTaskBase

checkIfAbortHasBeenCalled, checkIfNew, getOutputPath, getState, isFinished, isStarted, prepareWriteFile, runWriteFile

Methods inherited from class java.lang.Object

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

Field Details

lock

protected Object lock

Constructor Details

FileWriterTaskViaExecutor

public FileWriterTaskViaExecutor(Path path,
 FileWriterTaskBase.PathLifeCycle pathLifeCycle)

Method Details

start

public final void start()

waitForCompletion

public void waitForCompletion()
                       throws InterruptedException,
ExecutionException

Specified by:

waitForCompletion in interface FileWriterTask

Specified by:

waitForCompletion in class FileWriterTaskBase

Throws:

InterruptedException

ExecutionException

abort

public final void abort()

Requests abort of currently running task or prevents its execution if it hasn't started yet. Aborting a completed task has no effect.

Specified by:

abort in interface FileWriterTask

Specified by:

abort in class FileWriterTaskBase

abortActual

protected abstract void abortActual()

onCompletion

protected void onCompletion()
                     throws IOException

Description copied from class: FileWriterTaskBase

Called on completion - regardless whether successful or not. Only called if prepareWriteFile has been called before. (doWriteFile may not have been called).

Specified by:

onCompletion in class FileWriterTaskBase

Throws:

IOException

close

public final void close()
                 throws Exception

Throws:

Exception

closeActual

protected void closeActual()
                    throws Exception

Throws:

Exception

toString

public String toString()

Overrides:

toString in class Object