org.openstreetmap.josm.gui.io

Class UpdatePrimitivesTask

java.lang.Object

org.openstreetmap.josm.gui.PleaseWaitRunnable

org.openstreetmap.josm.gui.io.UpdatePrimitivesTask

All Implemented Interfaces:

Runnable, ProgressMonitor.CancelListener

public class UpdatePrimitivesTask
extends PleaseWaitRunnable

The asynchronous task for updating a collection of objects using multi fetch.

Field Summary

Fields

Modifier and Type	Field and Description
private boolean	canceled
private DataSet	ds
private Exception	lastException
private OsmDataLayer	layer
private MultiFetchServerObjectReader	multiObjectReader
private OsmServerObjectReader	objectReader
private Collection<? extends OsmPrimitive>	toUpdate

Fields inherited from class org.openstreetmap.josm.gui.PleaseWaitRunnable

progressMonitor

Constructor Summary

Constructors

Constructor and Description
UpdatePrimitivesTask(OsmDataLayer layer, Collection<? extends OsmPrimitive> toUpdate) Creates the task

Method Summary

Modifier and Type	Method and Description
protected void	cancel() User pressed cancel button.
protected void	finish() Finish up the data work.
protected void	initMultiFetchReaderWithNodes(MultiFetchServerObjectReader reader)
protected void	initMultiFetchReaderWithRelations(MultiFetchServerObjectReader reader)
protected void	initMultiFetchReaderWithWays(MultiFetchServerObjectReader reader)
protected void	realRun() Called in the worker thread to do the actual work.

Methods inherited from class org.openstreetmap.josm.gui.PleaseWaitRunnable

afterFinish, canRunInBackground, getProgressMonitor, operationCanceled, run

Methods inherited from class java.lang.Object

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

Field Detail

ds

private DataSet ds

canceled

private boolean canceled

lastException

private Exception lastException

toUpdate

private Collection<? extends OsmPrimitive> toUpdate

layer

private OsmDataLayer layer

multiObjectReader

private MultiFetchServerObjectReader multiObjectReader

objectReader

private OsmServerObjectReader objectReader

Constructor Detail

UpdatePrimitivesTask

public UpdatePrimitivesTask(OsmDataLayer layer,
                            Collection<? extends OsmPrimitive> toUpdate)
                     throws IllegalArgumentException

Creates the task

Parameters:

layer - the layer in which primitives are updated. Must not be null.

toUpdate - a collection of primitives to update from the server. Set to the empty collection if null.

Throws:

IllegalArgumentException - thrown if layer is null.

Method Detail

cancel

protected void cancel()

Description copied from class: PleaseWaitRunnable

User pressed cancel button.

Specified by:

cancel in class PleaseWaitRunnable

finish

protected void finish()

Description copied from class: PleaseWaitRunnable

Finish up the data work. Is guaranteed to be called if realRun is called. Finish is called in the gui thread just after the dialog disappeared.

Specified by:

finish in class PleaseWaitRunnable

initMultiFetchReaderWithNodes

protected void initMultiFetchReaderWithNodes(MultiFetchServerObjectReader reader)

initMultiFetchReaderWithWays

protected void initMultiFetchReaderWithWays(MultiFetchServerObjectReader reader)

initMultiFetchReaderWithRelations

protected void initMultiFetchReaderWithRelations(MultiFetchServerObjectReader reader)

realRun

protected void realRun()
                throws SAXException,
                       IOException,
                       OsmTransferException

Description copied from class: PleaseWaitRunnable

Called in the worker thread to do the actual work. When any of the exception is thrown, a message box will be displayed and closeDialog is called. finish() is called in any case.

Specified by:

realRun in class PleaseWaitRunnable

Throws:

SAXException

IOException

OsmTransferException