code: public static final String getNLSMessage(String key, Object... args) {
          return Tr.formatMessage(tc, key, args);
      }
docs: Retrieve the message corresponding to the supplied key from the IBMDataStoreAdapterNLS
  properties file. If the message cannot be found, the key is returned.
  
  @param key a valid message key from IBMDataStoreAdapterNLS.properties.
  @param args a list of parameters to include in the translatable message.
  
  @return a translated message.