@Override
    protected void buildAuditMessage(StringBuilder builder) {
      super.buildAuditMessage(builder);

      builder.append(", Stack(")
        .append(stackName)
        .append("), Stack version(")
        .append(stackVersion)
        .append("), OS(")
        .append(osType)
        .append("), Repo id(")
        .append(repo)
        .append("), Base URL(")
        .append(baseUrl)
        .append(")");
    }
Appends to the event the details of the incoming request.

@param builder builder for the audit event details.
ambari-server/src/main/java/org/apache/ambari/server/audit/event/request/AddRepositoryRequestAuditEvent.java