/**
* Create a {@link CacheSelector}.
*
* @param category category
* @param layer layer
*/
public CacheSelector(CacheCategory category, Layer layer) {
if (null != category) {
this.category = category.toString();
}
if (null != layer) {
this.layer = layer.getId();
}
}
public void invalidateLayer(Layer layer) throws GeomajasException {
String layerId = "--null-layer--";
if (null != layer) {
layerId = layer.getId();
}
recorder.record(layerId, "Layer invalidated");
cacheManager.drop(layer);
}
@Override
public void execute(UserMaximumExtentRequest request, UserMaximumExtentResponse response)
throws Exception {
String[] layers;
ArrayList<String> tempLayers = new ArrayList<String>();
String[] includeLayers = request.getLayerIds();
boolean excludeRasterLayers = request.isExcludeRasterLayers();
if (includeLayers != null && includeLayers.length > 0) {
for (String layerId : includeLayers) {
if (!securityContext.isLayerVisible(layerId)) {
throw new GeomajasSecurityException(ExceptionCode.LAYER_NOT_VISIBLE, layerId);
}
Layer<?> l = configurationService.getLayer(layerId);
if (null == l) {
throw new GeomajasException(ExceptionCode.LAYER_NOT_FOUND, layerId);
}
if (!excludeRasterLayers || l.getLayerInfo().getLayerType() != LayerType.RASTER) {
tempLayers.add(l.getId());
}
}
}
layers = tempLayers.toArray(new String[tempLayers.size()]);
Layer<?> layer;
Crs targetCrs = geoService.getCrs2(request.getCrs());
if (layers.length == 0) {
// return empty bbox
response.setBounds(new Bbox());
} else {
Envelope extent = new Envelope();
for (String layerId : layers) {
layer = configurationService.getLayer(layerId);
if (layer != null) {
Envelope bounds;
if (layer.getLayerInfo().getLayerType() == LayerType.RASTER) {
bounds = securityContext.getVisibleArea(layerId).getEnvelopeInternal();
CrsTransform transform = geoService.getCrsTransform(layer.getCrs(), targetCrs);
bounds = geoService.transform(bounds, transform);
} else {
bounds = layerService.getBounds(layerId, targetCrs, null);
}
extent.expandToInclude(bounds);
} else {
log.warn("layer not found ?! " + layerId);
}
}
response.setBounds(converterService.toDto(extent));
}
}