Package org.aksw.shellgebra.exec

Class FileWriterTaskNoop

java.lang.Object

org.aksw.shellgebra.exec.FileWriterTaskBase

org.aksw.shellgebra.exec.FileWriterTaskNoop

All Implemented Interfaces:

AutoCloseable, FileWriterTask

public class FileWriterTaskNoop
extends FileWriterTaskBase

A file writer task that does nothing (it just 'serves' an existing file).

Nested Class Summary

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

FileWriterTaskBase.PathLifeCycle, FileWriterTaskBase.TaskState

Field Summary

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

isAbortCalled, outputPath, pathLifeCycle, state

Constructor Summary

Constructors

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

Method Summary

Modifier and Type	Method	Description
void	abort()
void	close()
protected void	onCompletion()	Called on completion - regardless whether successful or not.
protected void	prepareWriteFile()	Method that allows for setting up resources in an atomic way.
protected void	runWriteFile()
void	start()
String	toString()
void	waitForCompletion()

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

checkIfAbortHasBeenCalled, checkIfNew, getOutputPath, getState, isFinished, isStarted

Methods inherited from class java.lang.Object

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

Constructor Details

FileWriterTaskNoop

public FileWriterTaskNoop(Path path)

FileWriterTaskNoop

public FileWriterTaskNoop(Path path,
 FileWriterTaskBase.PathLifeCycle pathLifeCycle)

Method Details

start

public void start()

abort

public void abort()

Specified by:

abort in interface FileWriterTask

Specified by:

abort in class FileWriterTaskBase

close

public void close()
           throws Exception

Throws:

Exception

prepareWriteFile

protected void prepareWriteFile()
                         throws IOException

Description copied from class: FileWriterTaskBase

Method that allows for setting up resources in an atomic way. STARTING.

Specified by:

prepareWriteFile in class FileWriterTaskBase

Throws:

IOException

runWriteFile

protected void runWriteFile()
                     throws IOException

Specified by:

runWriteFile in class FileWriterTaskBase

Throws:

IOException

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

waitForCompletion

public void waitForCompletion()
                       throws ExecutionException,
InterruptedException

Specified by:

waitForCompletion in interface FileWriterTask

Specified by:

waitForCompletion in class FileWriterTaskBase

Throws:

ExecutionException

InterruptedException

toString

public String toString()

Overrides:

toString in class Object