protected void printDebug(final String message, final Object... args) {
    if (isDebugEnabled()) {
      printInfo(message, args);
    }
  }
Displays the message inside GemFire shell at debug level.

@param message the String containing the message to display inside Gfsh.
@see #isDebugEnabled()
@see #printInfo(String, Object...)
geode-gfsh/src/main/java/org/apache/geode/management/internal/web/shell/HttpOperationInvoker.java