private void handleRename(
final GeoServerTileLayerInfo tileLayerInfo,
final CatalogInfo source,
final List<String> changedProperties,
final List<Object> oldValues,
final List<Object> newValues) {
final int nameIndex = changedProperties.indexOf("name");
final int namespaceIndex = changedProperties.indexOf("namespace");
String oldLayerName;
String newLayerName;
if (source instanceof ResourceInfo) { // covers LayerInfo, CoverageInfo, and WMSLayerInfo
// must cover prefix:name
final ResourceInfo resourceInfo = (ResourceInfo) source;
final NamespaceInfo currNamespace = resourceInfo.getNamespace();
final NamespaceInfo oldNamespace;
if (namespaceIndex > -1) {
// namespace changed
oldNamespace = (NamespaceInfo) oldValues.get(namespaceIndex);
} else {
oldNamespace = currNamespace;
}
newLayerName = resourceInfo.prefixedName();
if (nameIndex > -1) {
oldLayerName = (String) oldValues.get(nameIndex);
} else {
oldLayerName = resourceInfo.getName();
}
oldLayerName = oldNamespace.getPrefix() + ":" + oldLayerName;
} else {
// it's a layer group, no need to worry about namespace
oldLayerName = tileLayerInfo.getName();
newLayerName = tileLayerName((LayerGroupInfo) source);
}
if (!oldLayerName.equals(newLayerName)) {
tileLayerInfo.setName(newLayerName);
// notify the mediator of the rename so it changes the name of the layer in GWC without
// affecting its caches
GridSetBroker gridSetBroker = mediator.getGridSetBroker();
final GeoServerTileLayer oldTileLayer =
(GeoServerTileLayer) mediator.getTileLayerByName(oldLayerName);
checkState(
null != oldTileLayer,
"hanldeRename: old tile layer not found: '"
+ oldLayerName
+ "'. New name: '"
+ newLayerName
+ "'");
final GeoServerTileLayer modifiedTileLayer;
if (oldTileLayer.getLayerInfo() != null) {
LayerInfo layerInfo = oldTileLayer.getLayerInfo();
modifiedTileLayer = new GeoServerTileLayer(layerInfo, gridSetBroker, tileLayerInfo);
} else {
LayerGroupInfo layerGroup = oldTileLayer.getLayerGroupInfo();
modifiedTileLayer = new GeoServerTileLayer(layerGroup, gridSetBroker, tileLayerInfo);
}
mediator.save(modifiedTileLayer);
}
}
@Override
protected TileLayer load() {
GWC facade = GWC.get();
return facade.getTileLayerByName(name);
}
GridSubset findBestGridSubset(WMSMapContent map) {
GetMapRequest req = map.getRequest();
Map formatOpts = req.getFormatOptions();
GridSetBroker gridSetBroker = gwc.getGridSetBroker();
GridSet gridSet = null;
// first check format options to see if explicitly specified
if (formatOpts.containsKey("gridset")) {
gridSet = gridSetBroker.get(formatOpts.get("gridset").toString());
}
// next check srs
if (gridSet == null) {
gridSet = gridSetBroker.get(req.getSRS().toUpperCase());
}
if (gridSet != null) {
return GridSubsetFactory.createGridSubSet(gridSet);
}
CoordinateReferenceSystem crs = map.getCoordinateReferenceSystem();
// look up epsg code
Integer epsgCode = null;
try {
epsgCode = CRS.lookupEpsgCode(crs, false);
} catch (Exception e) {
throw new ServiceException("Unable to determine epsg code for " + crs, e);
}
if (epsgCode == null) {
throw new ServiceException("Unable to determine epsg code for " + crs);
}
SRS srs = SRS.getSRS(epsgCode);
// figure out the appropriate grid sub set
Set<GridSubset> gridSubsets = new LinkedHashSet<GridSubset>();
for (MapLayerInfo l : req.getLayers()) {
TileLayer tl = gwc.getTileLayerByName(l.getName());
if (tl == null) {
throw new ServiceException("No tile layer for " + l.getName());
}
List<GridSubset> theseGridSubsets = tl.getGridSubsetsForSRS(srs);
if (gridSubsets.isEmpty()) {
gridSubsets.addAll(theseGridSubsets);
} else {
gridSubsets.retainAll(theseGridSubsets);
}
if (gridSubsets.isEmpty()) {
throw new ServiceException(
"No suitable " + epsgCode + " grid subset for " + req.getLayers());
}
}
if (gridSubsets.size() > 1) {
if (LOGGER.isLoggable(Level.WARNING)) {
StringBuilder msg = new StringBuilder("Found multiple grid subsets: ");
for (GridSubset gs : gridSubsets) {
msg.append(gs.getName()).append(", ");
}
msg.setLength(msg.length() - 2);
msg.append(". Choosing first.");
LOGGER.warning(msg.toString());
}
}
return gridSubsets.iterator().next();
}
