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diff --git a/examples/dbus/complexpingpong/complexpong.cpp b/examples/dbus/complexpingpong/complexpong.cpp
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+++ b/examples/dbus/complexpingpong/complexpong.cpp
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+/****************************************************************************
+**
+** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies).
+** All rights reserved.
+** Contact: Nokia Corporation (qt-info@nokia.com)
+**
+** This file is part of the examples of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:BSD$
+** You may use this file under the terms of the BSD license as follows:
+**
+** "Redistribution and use in source and binary forms, with or without
+** modification, are permitted provided that the following conditions are
+** met:
+**   * Redistributions of source code must retain the above copyright
+**     notice, this list of conditions and the following disclaimer.
+**   * Redistributions in binary form must reproduce the above copyright
+**     notice, this list of conditions and the following disclaimer in
+**     the documentation and/or other materials provided with the
+**     distribution.
+**   * Neither the name of Nokia Corporation and its Subsidiary(-ies) nor
+**     the names of its contributors may be used to endorse or promote
+**     products derived from this software without specific prior written
+**     permission.
+**
+** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE."
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#include <stdio.h>
+#include <stdlib.h>
+
+#include <QtCore/QCoreApplication>
+#include <QtCore/QTimer>
+#include <QtDBus/QtDBus>
+
+#include "ping-common.h"
+#include "complexpong.h"
+
+// the property
+QString Pong::value() const
+{
+    return m_value;
+}
+
+void Pong::setValue(const QString &newValue)
+{
+    m_value = newValue;
+}
+
+void Pong::quit()
+{
+    QTimer::singleShot(0, QCoreApplication::instance(), SLOT(quit()));
+}
+
+QDBusVariant Pong::query(const QString &query)
+{
+    QString q = query.toLower();
+    if (q == "hello")
+        return QDBusVariant("World");
+    if (q == "ping")
+        return QDBusVariant("Pong");
+    if (q.indexOf("the answer to life, the universe and everything") != -1)
+        return QDBusVariant(42);
+    if (q.indexOf("unladen swallow") != -1) {
+        if (q.indexOf("european") != -1)
+            return QDBusVariant(11.0);
+        return QDBusVariant(QByteArray("african or european?"));
+    }
+
+    return QDBusVariant("Sorry, I don't know the answer");
+}
+
+int main(int argc, char **argv)
+{
+    QCoreApplication app(argc, argv);
+
+    QObject obj;
+    Pong *pong = new Pong(&obj);
+    pong->connect(&app, SIGNAL(aboutToQuit()), SIGNAL(aboutToQuit()));
+    pong->setProperty("value", "initial value");
+    QDBusConnection::sessionBus().registerObject("/", &obj);
+
+    if (!QDBusConnection::sessionBus().registerService(SERVICE_NAME)) {
+        fprintf(stderr, "%s\n",
+                qPrintable(QDBusConnection::sessionBus().lastError().message()));        
+        exit(1);
+    }
+    
+    app.exec();
+    return 0;
+}
+