/** @return Returns a singleton instance of the GeometryHandler. */
public static GeometryHandler getInstance() {
if (instance == null) {
creationLock.lock();
try {
if (instance == null) {
// don't set instance before configuring, or other threads
// can get access to unconfigured instance!
final GeometryHandler newInstance = new GeometryHandler();
SettingsManager.getInstance().configure(newInstance);
newInstance.initCrsAuthoritycrsAuthority();
instance = newInstance;
}
} finally {
creationLock.unlock();
}
}
return instance;
}
