/*
* (non-Javadoc)
*
* @see org.deegree.kernel.Command#execute()
*/
public void execute() throws Exception {
for (Layer layer : layers) {
selectedFeatures = layer.getSelectedFeatures();
layer.unselectAllFeatures();
}
fireCommandProcessedEvent();
}
/*
* (non-Javadoc)
*
* @see org.deegree.igeo.modules.remotecontrol.RequestHandler#perform(java.util.Map,
* org.deegree.igeo.ApplicationContainer)
*/
public String perform(Map<String, String> paramater, ApplicationContainer<?> appContainer)
throws ModuleException {
String tmp = paramater.get("OBJECTIDS");
if (tmp == null || tmp.length() == 0) {
throw new ModuleException(Messages.get("$DG10091"));
}
List<String> objIds = StringTools.toList(tmp, ",;", true);
tmp = paramater.get("LAYER");
if (tmp == null) {
throw new ModuleException(Messages.get("$DG10092"));
}
MapModel mapModel = appContainer.getMapModel(null);
LocalMapModelVisitor mv = new LocalMapModelVisitor(tmp);
try {
mapModel.walkLayerTree(mv);
} catch (Exception e) {
LOG.logError(e.getMessage(), e);
throw new ModuleException(e.getMessage());
}
Layer layer = mv.getResult();
if (layer == null) {
throw new ModuleException(Messages.get("$DG10093", tmp));
}
layer.setVisible(true);
// first select features in layer
List<Identifier> ids = new ArrayList<Identifier>();
for (String id : objIds) {
ids.add(new Identifier(id));
}
SelectFeatureCommand cmd = new SelectFeatureCommand(layer, ids, false);
try {
appContainer.getCommandProcessor().executeSychronously(cmd, true);
} catch (Exception e) {
LOG.logError(e.getMessage(), e);
throw new ModuleException(e.getMessage());
}
// get selected features as FeatureCollection and so their common bounding box
FeatureCollection fc = layer.getSelectedFeatures();
if (fc.size() == 0) {
throw new ModuleException(Messages.get("$DG10094", paramater.get("OBJECTIDS")));
}
Envelope env = null;
try {
env = fc.getBoundedBy();
if (env.getWidth() < 0.0001) {
// feature collection just contains one point; set fix bbox width/height
// 25 map units
env = env.getBuffer(25);
}
} catch (GeometryException e) {
LOG.logError(e.getMessage(), e);
throw new ModuleException(e.getMessage());
}
// zoom to common bounding box of selected features
ZoomCommand zcmd = new ZoomCommand(mapModel);
zcmd.setZoomBox(
env,
mapModel.getTargetDevice().getPixelWidth(),
mapModel.getTargetDevice().getPixelHeight());
if ("TRUE".equalsIgnoreCase(paramater.get("sync"))) {
try {
appContainer.getCommandProcessor().executeSychronously(zcmd, true);
} catch (Exception e) {
LOG.logError(e.getMessage(), e);
throw new ModuleException(e.getMessage());
}
} else {
appContainer.getCommandProcessor().executeASychronously(zcmd);
}
return "feature selected";
}