/**
*
* 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.config.provider.button;
import com.extjs.gxt.ui.client.event.ButtonEvent;
import com.extjs.gxt.ui.client.event.SelectionListener;
import com.extjs.gxt.ui.client.widget.button.Button;
import com.google.common.collect.Lists;
import com.google.gwt.core.client.GWT;
import org.geosdi.geoplatform.connector.wfs.response.FeatureDTO;
import org.geosdi.geoplatform.gui.client.command.wfst.basic.GetAllFeatureRequest;
import org.geosdi.geoplatform.gui.client.command.wfst.basic.GetAllFeatureResponse;
import org.geosdi.geoplatform.gui.client.model.binder.ILayerSchemaBinder;
import org.geosdi.geoplatform.gui.client.model.wfs.FeatureDetail;
import org.geosdi.geoplatform.gui.client.puregwt.wfs.event.FeatureInstancesEvent;
import org.geosdi.geoplatform.gui.client.puregwt.wfs.handler.FeatureSelectionWidgetHandler;
import org.geosdi.geoplatform.gui.client.widget.SearchStatus;
import org.geosdi.geoplatform.gui.command.api.ClientCommandDispatcher;
import org.geosdi.geoplatform.gui.command.api.GPClientCommand;
import org.geosdi.geoplatform.gui.configuration.message.GeoPlatformMessage;
import org.geosdi.geoplatform.gui.impl.view.LayoutManager;
import org.geosdi.geoplatform.gui.puregwt.GPEventBus;
import org.geosdi.geoplatform.gui.shared.util.GPSharedUtils;
import javax.inject.Inject;
import javax.inject.Provider;
import java.util.List;
import java.util.Map;
/**
* @author Giuseppe La Scaleia - CNR IMAA geoSDI Group
* @email giuseppe.lascaleia@geosdi.org
*/
public class SelectFeatureButtonProvider implements Provider<Button> {
private final GetAllFeatureRequest getAllFeatureRequest = GWT.<GetAllFeatureRequest>create(
GetAllFeatureRequest.class);
private final GPEventBus bus;
private final ILayerSchemaBinder layerSchemaBinder;
@Inject
public SelectFeatureButtonProvider(GPEventBus theBus, ILayerSchemaBinder theLayerSchemaBinder) {
this.bus = theBus;
this.layerSchemaBinder = theLayerSchemaBinder;
}
@Override
public Button get() {
return new Button("Get 100 Features", new SelectionListener<ButtonEvent>() {
@Override
public void componentSelected(ButtonEvent ce) {
bus.fireEvent(FeatureSelectionWidgetHandler.DISABLE_QUERY_BUTTON_EVENT);
getAllFeatureRequest.setServerUrl(layerSchemaBinder.getLayerSchemaDTO().getScope());
getAllFeatureRequest.setTypeName(layerSchemaBinder.getLayerSchemaDTO().getTypeName());
getAllFeatureRequest.setMaxFeatures(100);
ClientCommandDispatcher.getInstance().execute(new GPClientCommand<GetAllFeatureResponse>() {
private static final long serialVersionUID = 9028489214099941178L;
{
super.setCommandRequest(getAllFeatureRequest);
}
@Override
public void onCommandSuccess(GetAllFeatureResponse response) {
if (!response.getResult().isFeaturesLoaded()) {
String errorMessage = "Error on WFS GetFeature request";
GeoPlatformMessage.errorMessage("GetFeture Service Error",
errorMessage + " - " + response.getResult().getErrorMessage());
LayoutManager.getInstance().getStatusMap().setStatus(
errorMessage + " for " + layerSchemaBinder.getLayerSchemaDTO().getTypeName() +
" layer.", SearchStatus.EnumSearchStatus.STATUS_SEARCH_ERROR.toString());
} else {
List<FeatureDetail> instances = Lists.<FeatureDetail>newArrayListWithCapacity(
response.getResult().getFeatures().size());
for (FeatureDTO feature : GPSharedUtils.safeList(response.getResult().getFeatures())) {
Map<String, String> attributes = feature.getAttributes().getAttributesMap();
FeatureDetail featureDetail = new FeatureDetail(attributes, feature);
instances.add(featureDetail);
}
FeatureInstancesEvent e = new FeatureInstancesEvent();
e.setInstances(instances);
bus.fireEvent(e);
}
bus.fireEvent(FeatureSelectionWidgetHandler.ENABLE_QUERY_BUTTON_EVENT);
}
@Override
public void onCommandFailure(Throwable exception) {
String errorMessage = "Error on WFS GetFeature request";
GeoPlatformMessage.errorMessage("GetFeture Service Error",
errorMessage + " - " + exception.getMessage());
LayoutManager.getInstance().getStatusMap().setStatus(
errorMessage + " for " + layerSchemaBinder.getLayerSchemaDTO().getTypeName() +
" layer.", SearchStatus.EnumSearchStatus.STATUS_SEARCH_ERROR.toString());
}
});
}
});
}
}