private void initialize() {
if (gwcConfig.gridSets != null) {
Iterator<XMLGridSet> iter = gwcConfig.gridSets.iterator();
while (iter.hasNext()) {
XMLGridSet xmlGridSet = iter.next();
if (log.isDebugEnabled()) {
log.debug("Reading " + xmlGridSet.getName());
}
GridSet gridSet = xmlGridSet.makeGridSet();
log.info("Read GridSet " + gridSet.getName());
gridSetBroker.put(gridSet);
}