private String getInterceptor(Method method) {
    CliMetaData cliMetadata = method.getAnnotation(CliMetaData.class);
    return cliMetadata != null ? cliMetadata.interceptor() : CliMetaData.ANNOTATION_NULL_VALUE;
  }
Whether the command is available only at the shell or on GemFire member too.

@param method the method to check the associated annotation
@return true if CliMetaData is added to the method & CliMetaData.shellOnly is set to true,
        false otherwise
geode-gfsh/src/main/java/org/apache/geode/management/internal/cli/shell/GfshExecutionStrategy.java