code: @Override
      public File getServerLogDirectory() {
          String logLocation = TrConfigurator.getLogLocation();
          if (logLocation != null) {
              return new File(logLocation);
          } else {
              return null;
          }
      }
docs: /*
  (non-Javadoc)
  
  @see com.ibm.ws.jpa.JPAComponent#getServerLogDirectory()