org.eclipse.smila.taskworker.output

Class StreamOutput

java.lang.Object

org.eclipse.smila.taskworker.io.IODataObject

org.eclipse.smila.taskworker.output.Output

org.eclipse.smila.taskworker.output.StreamOutput

public class StreamOutput
extends Output

Provides direct access to the OutputStream of a data object for writing to objectstore.

Field Summary

Fields inherited from class org.eclipse.smila.taskworker.io.IODataObject

_objectStore

Constructor Summary

Constructors

Constructor and Description
StreamOutput(BulkInfo dataObject, ObjectStoreService objectStore)

Method Summary

Methods

Modifier and Type	Method and Description
void	abort() method for aborting the stream when not committing it.
void	commit() Commit the data object to objectstore.
long	getBytesWritten()
java.util.Map<java.lang.String,java.lang.Number>	getCounter() create basic counter map.
java.io.OutputStream	getStream()

Methods inherited from class org.eclipse.smila.taskworker.io.IODataObject

ensureStore, getDataObject, getDurationOpen, getDurationPerform, getObjectName, getObjectStore, getStoreName, startTime, timeOpen, timePerform

Methods inherited from class java.lang.Object

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

Constructor Detail

StreamOutput

public StreamOutput(BulkInfo dataObject,
            ObjectStoreService objectStore)

Parameters:

dataObject - The data object

objectStore - The reference to the object store service

Method Detail

getStream

public java.io.OutputStream getStream()
                               throws ObjectStoreException

Returns:

OutputStream to the objectstore object.

Throws:

ObjectStoreException

commit

public void commit()
            throws java.io.IOException

Commit the data object to objectstore. Called by the WorkerManager after the task was finished.

Specified by:

commit in class Output

Throws:

java.io.IOException

getBytesWritten

public long getBytesWritten()

Returns:

size of data written to the stream. Valid only after committing the input.

getCounter

public java.util.Map<java.lang.String,java.lang.Number> getCounter()

Description copied from class: IODataObject

create basic counter map.

Overrides:

getCounter in class IODataObject

Returns:

counter map of superclass extended by the number of bytes written to the stream.

abort

public void abort()
           throws java.io.IOException

method for aborting the stream when not committing it.

Specified by:

abort in class Output

Throws:

java.io.IOException