code: public static String generateFullMethodName(String fullServiceName, String methodName) {
      return checkNotNull(fullServiceName, "fullServiceName")
          + "/"
          + checkNotNull(methodName, "methodName");
    }
docs: Generate the fully qualified method name.  This matches the name
  
  @param fullServiceName the fully qualified service name that is prefixed with the package name
  @param methodName the short method name
  @since 1.0.0