org.openstreetmap.josm.gui.dialogs.changeset.query
Class ChangesetQueryTask

java.lang.Object
  org.openstreetmap.josm.gui.PleaseWaitRunnable
      org.openstreetmap.josm.gui.dialogs.changeset.query.ChangesetQueryTask

All Implemented Interfaces:

java.lang.Runnable, ChangesetDownloadTask, ProgressMonitor.CancelListener

public class ChangesetQueryTask
extends PleaseWaitRunnable
implements ChangesetDownloadTask

Asynchronous task to send a changeset query to the OSM API.

Field Summary

private boolean	canceled true if the task was canceled
private OsmServerChangesetReader	changesetReader the reader object used to submit the changeset query to the API
private java.util.Set<Changeset>	downloadedChangesets the set of downloaded changesets
private java.lang.Exception	lastException the last exception remembered, if any
private ChangesetQuery	query the changeset query
private OsmServerUserInfoReader	userInfoReader the reader object used to read information about the current user from the API

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

progressMonitor

Constructor Summary

ChangesetQueryTask(ChangesetQuery query)
Creates the task.

ChangesetQueryTask(java.awt.Component parent, ChangesetQuery query)
Creates the task.

Method Summary

protected void	cancel() User pressed cancel button.
protected void	finish() Finish up the data work.
protected void	fullyIdentifyCurrentUser() Tries to fully identify the current JOSM user
java.util.Set<Changeset>	getDownloadedChangesets()
boolean	isCanceled()
boolean	isFailed()
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

Methods inherited from interface java.lang.Runnable

run

Field Detail

query

private ChangesetQuery query

the changeset query

canceled

private boolean canceled

true if the task was canceled

downloadedChangesets

private java.util.Set<Changeset> downloadedChangesets

the set of downloaded changesets

lastException

private java.lang.Exception lastException

the last exception remembered, if any

userInfoReader

private OsmServerUserInfoReader userInfoReader

the reader object used to read information about the current user from the API

changesetReader

private OsmServerChangesetReader changesetReader

the reader object used to submit the changeset query to the API

Constructor Detail

ChangesetQueryTask

public ChangesetQueryTask(ChangesetQuery query)
                   throws java.lang.IllegalArgumentException

Creates the task.

Parameters:

query - the query to submit to the OSM server. Must not be null.

Throws:

java.lang.IllegalArgumentException - thrown if query is null.

ChangesetQueryTask

public ChangesetQueryTask(java.awt.Component parent,
                          ChangesetQuery query)
                   throws java.lang.IllegalArgumentException

Creates the task.

Parameters:

parent - the parent component relative to which the PleaseWaitDialog is displayed. Must not be null.

query - the query to submit to the OSM server. Must not be null.

Throws:

java.lang.IllegalArgumentException - thrown if query is null.

java.lang.IllegalArgumentException - thrown if parent 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

fullyIdentifyCurrentUser

protected void fullyIdentifyCurrentUser()
                                 throws OsmTransferException

Tries to fully identify the current JOSM user

Throws:

OsmTransferException - thrown if something went wrong

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

java.io.IOException

OsmTransferException

getDownloadedChangesets

public java.util.Set<Changeset> getDownloadedChangesets()

Specified by:

getDownloadedChangesets in interface ChangesetDownloadTask

isCanceled

public boolean isCanceled()

Specified by:

isCanceled in interface ChangesetDownloadTask

isFailed

public boolean isFailed()

Specified by:

isFailed in interface ChangesetDownloadTask