mirror of
https://bitbucket.org/smil3y/kdelibs.git
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93 lines
2.7 KiB
C++
93 lines
2.7 KiB
C++
/*
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* This file is part of the Nepomuk KDE project.
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* Copyright (C) 2010 Sebastian Trueg <trueg@kde.org>
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* Copyright (C) 2010 David Faure <faure@kde.org>
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public License
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* along with this library; see the file COPYING.LIB. If not, write to
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* the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
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* Boston, MA 02110-1301, USA.
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*/
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#include "kdbusconnectionpool.h"
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#include "kdebug.h"
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#include <QCoreApplication>
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#include <QThread>
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#include <QDBusConnectionInterface>
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#include <QDBusReply>
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namespace {
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QAtomicInt s_connectionCounter(0);
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class KDBusConnectionPoolPrivate
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{
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public:
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KDBusConnectionPoolPrivate()
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: m_connection( QDBusConnection::connectToBus(
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QDBusConnection::SessionBus,
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QString::fromLatin1("KDBusConnection%1").arg(newNumber()) ) )
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{
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}
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~KDBusConnectionPoolPrivate()
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{
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QDBusConnection::disconnectFromBus( m_connection.name() );
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}
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QDBusConnection connection() const
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{
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return m_connection;
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}
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private:
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static int newNumber()
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{
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return s_connectionCounter.fetchAndAddAcquire(1);
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}
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QDBusConnection m_connection;
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};
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} // namespace
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thread_local KDBusConnectionPoolPrivate* s_perThreadConnection = 0;
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QDBusConnection KDBusConnectionPool::threadConnection()
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{
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if (QCoreApplication::instance()->thread() == QThread::currentThread()) {
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return QDBusConnection::sessionBus();
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}
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if (!s_perThreadConnection) {
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s_perThreadConnection = new KDBusConnectionPoolPrivate;
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}
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return s_perThreadConnection->connection();
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}
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bool KDBusConnectionPool::isServiceRegistered(const QString &service, const QDBusConnection &connection)
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{
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QDBusConnectionInterface* dbusinterface = connection.interface();
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if (!dbusinterface) {
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kDebug() << "Null D-Bus interface" << service;
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return false;
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}
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QDBusReply<bool> reply = dbusinterface->isServiceRegistered(service);
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if (reply.value() == false) {
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kDebug() << "Service not registered" << service;
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return false;
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}
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kDebug() << "Service is registered" << service;
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return true;
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}
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