public Authenticator getAuthenticator() throws StorageClientException {
   check();
   return authenticator;
 }
 public LockManagerImpl getLockManager() throws StorageClientException {
   check();
   return lockManager;
 }
 public AuthorizableManagerImpl getAuthorizableManager() throws StorageClientException {
   check();
   return authorizableManager;
 }
 public ContentManagerImpl getContentManager() throws StorageClientException {
   check();
   return contentManager;
 }
 public AccessControlManagerImpl getAccessControlManager() throws StorageClientException {
   check();
   return accessControlManager;
 }