// License: GPL. For details, see LICENSE file.
package org.openstreetmap.josm.actions;
import static org.openstreetmap.josm.gui.help.HelpUtil.ht;
import static org.openstreetmap.josm.tools.I18n.tr;
import java.awt.event.ActionEvent;
import java.awt.event.KeyEvent;
import java.io.IOException;
import java.util.Collection;
import java.util.List;
import javax.swing.JOptionPane;
import javax.swing.SwingUtilities;
import org.openstreetmap.josm.Main;
import org.openstreetmap.josm.data.osm.Changeset;
import org.openstreetmap.josm.data.osm.ChangesetCache;
import org.openstreetmap.josm.data.osm.UserInfo;
import org.openstreetmap.josm.gui.ExceptionDialogUtil;
import org.openstreetmap.josm.gui.PleaseWaitRunnable;
import org.openstreetmap.josm.gui.io.CloseChangesetDialog;
import org.openstreetmap.josm.gui.io.CloseChangesetTask;
import org.openstreetmap.josm.io.ChangesetQuery;
import org.openstreetmap.josm.io.OsmServerChangesetReader;
import org.openstreetmap.josm.io.OsmServerUserInfoReader;
import org.openstreetmap.josm.io.OsmTransferException;
import org.openstreetmap.josm.tools.Shortcut;
import org.xml.sax.SAXException;
public class CloseChangesetAction extends JosmAction{
public CloseChangesetAction() {
super(tr("Close open changesets"),
"closechangeset",
tr("Closes open changesets"),
Shortcut.registerShortcut("system:closechangeset",
tr("File: {0}", tr("Closes open changesets")),
KeyEvent.VK_Q, Shortcut.ALT_CTRL),
true
);
putValue("help", ht("/Action/CloseChangeset"));
}
@Override
public void actionPerformed(ActionEvent e) {
Main.worker.submit(new DownloadOpenChangesetsTask());
}
protected void onPostDownloadOpenChangesets() {
List<Changeset> openChangesets = ChangesetCache.getInstance().getOpenChangesets();
if (openChangesets.isEmpty()) {
JOptionPane.showMessageDialog(
Main.parent,
tr("There are no open changesets"),
tr("No open changesets"),
JOptionPane.INFORMATION_MESSAGE
);
return;
}
CloseChangesetDialog dialog = new CloseChangesetDialog();
dialog.setChangesets(openChangesets);
dialog.setVisible(true);
if (dialog.isCanceled())
return;
Collection<Changeset> changesetsToClose = dialog.getSelectedChangesets();
CloseChangesetTask closeChangesetTask = new CloseChangesetTask(changesetsToClose);
Main.worker.submit(closeChangesetTask);
}
private class DownloadOpenChangesetsTask extends PleaseWaitRunnable {
private boolean canceled;
private OsmServerChangesetReader reader;
private List<Changeset> changesets;
private Exception lastException;
private UserInfo userInfo;
public DownloadOpenChangesetsTask() {
super(tr("Downloading open changesets ...", false /* don't ignore exceptions */));
}
@Override
protected void cancel() {
this.canceled = true;
reader.cancel();
}
@Override
protected void finish() {
SwingUtilities.invokeLater(
new Runnable() {
@Override
public void run() {
if (lastException != null) {
ExceptionDialogUtil.explainException(lastException);
}
ChangesetCache.getInstance().update(changesets);
if (!canceled && lastException == null) {
onPostDownloadOpenChangesets();
}
}
}
);
}
/**
* Fetch the user info from the server. This is necessary if we don't know
* the users id yet
*
* @return the user info
* @throws OsmTransferException thrown in case of any communication exception
*/
protected UserInfo fetchUserInfo() throws OsmTransferException {
OsmServerUserInfoReader reader = new OsmServerUserInfoReader();
return reader.fetchUserInfo(getProgressMonitor().createSubTaskMonitor(1, false));
}
@Override
protected void realRun() throws SAXException, IOException, OsmTransferException {
try {
userInfo = fetchUserInfo();
if (canceled)
return;
reader = new OsmServerChangesetReader();
ChangesetQuery query = new ChangesetQuery().forUser(userInfo.getId()).beingOpen(true);
changesets = reader.queryChangesets(
query,
getProgressMonitor().createSubTaskMonitor(1, false /* not internal */)
);
} catch(Exception e) {
if (canceled)
return;
lastException = e;
}
}
public boolean isCanceled() {
return canceled;
}
public Exception getLastException() {
return lastException;
}
}
}