code: @Override
      public WsResource addLocation(String fileName, String symbolicName) {
          return new SymbolicRootResource(fileName, symbolicName, commonRoot);
      }
docs: /*
  (non-Javadoc)
  
  @see com.ibm.wsspi.kernel.service.location.WsLocationAdmin#addLocation(java.lang.String, java.lang.String)