/**
*
* geo-platform
* Rich webgis framework
* http://geo-platform.org
* ====================================================================
*
* Copyright (C) 2008-2017 geoSDI Group (CNR IMAA - Potenza - ITALY).
*
* This program is free software: you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version. This program is distributed in the
* hope that it will be useful, but WITHOUT ANY WARRANTY; without
* even the implied warranty of MERCHANTABILITY or FITNESS FOR
* A PARTICULAR PURPOSE. See the GNU General Public License
* for more details. You should have received a copy of the GNU General
* Public License along with this program. If not, see http://www.gnu.org/licenses/
*
* ====================================================================
*
* Linking this library statically or dynamically with other modules is
* making a combined work based on this library. Thus, the terms and
* conditions of the GNU General Public License cover the whole combination.
*
* As a special exception, the copyright holders of this library give you permission
* to link this library with independent modules to produce an executable, regardless
* of the license terms of these independent modules, and to copy and distribute
* the resulting executable under terms of your choice, provided that you also meet,
* for each linked independent module, the terms and conditions of the license of
* that module. An independent module is a module which is not derived from or
* based on this library. If you modify this library, you may extend this exception
* to your version of the library, but you are not obligated to do so. If you do not
* wish to do so, delete this exception statement from your version.
*/
package org.geosdi.geoplatform.gui.client.widget.wfs.map.dispatcher.executor;
import com.extjs.gxt.ui.client.event.Listener;
import com.extjs.gxt.ui.client.event.MessageBoxEvent;
import com.extjs.gxt.ui.client.widget.Dialog;
import org.geosdi.geoplatform.gui.client.command.wfst.feature.EraseFeatureRequest;
import org.geosdi.geoplatform.gui.client.command.wfst.feature.EraseFeatureResponse;
import org.geosdi.geoplatform.gui.client.model.binder.IFeatureIdBinder;
import org.geosdi.geoplatform.gui.client.puregwt.wfs.event.FeatureStatusBarEvent;
import org.geosdi.geoplatform.gui.client.puregwt.wfs.event.RemoveFeatureDetailEvent;
import org.geosdi.geoplatform.gui.client.widget.wfs.statusbar.FeatureStatusBar;
import org.geosdi.geoplatform.gui.command.api.GPClientCommand;
import org.geosdi.geoplatform.gui.command.api.GPClientCommandExecutor;
import org.geosdi.geoplatform.gui.configuration.message.GeoPlatformMessage;
import org.gwtopenmaps.openlayers.client.feature.VectorFeature;
import org.gwtopenmaps.openlayers.client.layer.Vector;
import javax.inject.Inject;
/**
*
* @author Giuseppe La Scaleia - CNR IMAA geoSDI Group
* @email giuseppe.lascaleia@geosdi.org
*/
public class WFSEraseFeatureExecutor extends WFSDispatcherExecutor implements
IWFSEraseFeatureExecutor {
@Inject
private EraseFeatureRequest eraseFeatureRequest;
@Inject
private IFeatureIdBinder fidBinder;
@Inject
private Vector vector;
private RemoveFeatureDetailEvent removeFeatureDetailEvent;
@Inject
public WFSEraseFeatureExecutor() {
super(new FeatureStatusBarEvent("WFS Erase Feature....",
FeatureStatusBar.FeatureStatusBarType.STATUS_LOADING),
new FeatureStatusBarEvent("WFS Erase Feature Done.",
FeatureStatusBar.FeatureStatusBarType.STATUS_OK),
new FeatureStatusBarEvent("WFS Erase Feature not done.",
FeatureStatusBar.FeatureStatusBarType.STATUS_NOT_OK),
new FeatureStatusBarEvent("WFS Erase Feature Failed.",
FeatureStatusBar.FeatureStatusBarType.STATUS_ERROR));
}
@Override
public void eraseFeature(final VectorFeature feature) {
if (checkFIDState(feature)) {
GeoPlatformMessage.alertMessage("WFS-T Service",
"The Selected Feature FID is null. Reactivate Get Feature "
+ "Control and then the Feature can be deleted.");
return;
}
GeoPlatformMessage.confirmMessage("WFS-T Erase Feature", "Are you sure "
+ "you want to delete the feature?",
new Listener<MessageBoxEvent>() {
@Override
public void handleEvent(MessageBoxEvent be) {
if (Dialog.YES.equals(be.getButtonClicked().getItemId())) {
doIt(feature);
}
}
});
}
final void doIt(final VectorFeature feature) {
progressBar.show();
setUpRequest(feature);
GPClientCommandExecutor.executeCommand(
new GPClientCommand<EraseFeatureResponse>() {
private static final long serialVersionUID = 5479389376112532915L;
{
super.setCommandRequest(eraseFeatureRequest);
}
@Override
public void onCommandSuccess(EraseFeatureResponse response) {
manageEraseFeatureCommandSuccess(response.getResult(),
feature);
}
@Override
public void onCommandFailure(Throwable exception) {
manageEraseFeatureCommandFailure(exception);
}
});
}
final boolean checkFIDState(VectorFeature feature) {
return (fidBinder.getFID() == null) && (feature.getFID() == null);
}
final void setUpRequest(VectorFeature feature) {
bus.fireEvent(loadingEvent);
eraseFeatureRequest.setFid((fidBinder.getFID() != null)
? fidBinder.getFID() : feature.getFID());
eraseFeatureRequest.setServerUrl(
layerSchemaBinder.getLayerSchemaDTO().getScope());
eraseFeatureRequest.setTypeName(
layerSchemaBinder.getLayerSchemaDTO().getTypeName());
}
final void manageEraseFeatureCommandFailure(Throwable exception) {
String errorMessage = "Error on WFS Erase Feature request";
GeoPlatformMessage.errorMessage(
"WFS Service Error",
errorMessage + " - " + exception.getMessage());
progressBar.hide();
bus.fireEvent(failedEvent);
}
final void manageEraseFeatureCommandSuccess(Boolean result,
VectorFeature feature) {
progressBar.hide();
if (result) {
vector.removeFeature(feature);
super.fireEvents();
bus.fireEvent(new RemoveFeatureDetailEvent(feature.getFID()));
} else {
bus.fireEvent(statusNotOk);
}
}
}