org.openstreetmap.josm.gui.dialogs.relation

Class DownloadRelationMemberTask

java.lang.Object

org.openstreetmap.josm.gui.PleaseWaitRunnable

org.openstreetmap.josm.gui.dialogs.relation.DownloadRelationMemberTask

All Implemented Interfaces:

java.lang.Runnable, ProgressMonitor.CancelListener

public class DownloadRelationMemberTask
extends PleaseWaitRunnable

The asynchronous task for downloading relation members.

Since:

2563

Field Summary

Fields

Modifier and Type	Field and Description
private boolean	canceled
private java.util.Collection<OsmPrimitive>	children
private OsmDataLayer	curLayer
private java.lang.Exception	lastException
private MultiFetchServerObjectReader	objectReader
private java.util.Set<Relation>	parents

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

progressMonitor

Constructor Summary

Constructors

Constructor and Description
DownloadRelationMemberTask(java.util.Collection<Relation> parents, java.util.Collection<OsmPrimitive> children, OsmDataLayer curLayer) Creates a download task for downloading the child primitives children for all parent relations in parents.
DownloadRelationMemberTask(Relation parent, java.util.Collection<OsmPrimitive> children, OsmDataLayer curLayer)
DownloadRelationMemberTask(Relation parent, java.util.Collection<OsmPrimitive> children, OsmDataLayer curLayer, java.awt.Dialog dialog)

Method Summary

Modifier and Type	Method and Description
protected java.lang.String	buildDownloadFeedbackMessage()
protected void	cancel() User pressed cancel button.
private void	checkLayer()
protected void	finish() Finish up the data work.
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

canceled

private boolean canceled

lastException

private java.lang.Exception lastException

parents

private final java.util.Set<Relation> parents

children

private final java.util.Collection<OsmPrimitive> children

curLayer

private final OsmDataLayer curLayer

objectReader

private MultiFetchServerObjectReader objectReader

Constructor Detail

DownloadRelationMemberTask

public DownloadRelationMemberTask(Relation parent,
                                  java.util.Collection<OsmPrimitive> children,
                                  OsmDataLayer curLayer,
                                  java.awt.Dialog dialog)

DownloadRelationMemberTask

public DownloadRelationMemberTask(Relation parent,
                                  java.util.Collection<OsmPrimitive> children,
                                  OsmDataLayer curLayer)

DownloadRelationMemberTask

public DownloadRelationMemberTask(java.util.Collection<Relation> parents,
                                  java.util.Collection<OsmPrimitive> children,
                                  OsmDataLayer curLayer)

Creates a download task for downloading the child primitives children for all parent relations in parents.

Parameters:

parents - the collection of parent relations

children - the collection of child primitives to download

curLayer - the current OSM layer

Method Detail

checkLayer

private void checkLayer()

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

buildDownloadFeedbackMessage

protected java.lang.String buildDownloadFeedbackMessage()

realRun

protected void realRun()
                throws org.xml.sax.SAXException,
                       java.io.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:

org.xml.sax.SAXException - if a SAX error occurs

java.io.IOException - if an I/O error occurs

OsmTransferException - if a communication error with the OSM server occurs