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/* Copyright (C) 2013 BMW Group
* Author: Manfred Bathelt (manfred.bathelt@bmw.de)
* Author: Juergen Gehring (juergen.gehring@bmw.de)
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
// Workaround for libstdc++ bug
#ifndef _GLIBCXX_USE_NANOSLEEP
#define _GLIBCXX_USE_NANOSLEEP
#endif
#include "DBusProxy.h"
#include "DBusUtils.h"
#include <cassert>
namespace CommonAPI {
namespace DBus {
DBusProxyStatusEvent::DBusProxyStatusEvent(DBusProxy* dbusProxy) :
dbusProxy_(dbusProxy) {
}
void DBusProxyStatusEvent::onListenerAdded(const CancellableListener& listener) {
if (dbusProxy_->isAvailable())
listener(AvailabilityStatus::AVAILABLE);
}
DBusProxy::DBusProxy(const std::string& commonApiAddress,
const std::string& dbusInterfaceName,
const std::string& dbusBusName,
const std::string& dbusObjectPath,
const std::shared_ptr<DBusProxyConnection>& dbusConnection):
DBusProxyBase(dbusConnection),
commonApiServiceId_(split(commonApiAddress, ':')[1]),
commonApiParticipantId_(split(commonApiAddress, ':')[2]),
dbusBusName_(dbusBusName),
dbusObjectPath_(dbusObjectPath),
dbusInterfaceName_(dbusInterfaceName),
dbusProxyStatusEvent_(this),
availabilityStatus_(AvailabilityStatus::UNKNOWN),
interfaceVersionAttribute_(*this, "getInterfaceVersion"),
dbusServiceRegistry_(dbusConnection->getDBusServiceRegistry()) {
const std::string commonApiDomain = split(commonApiAddress, ':')[0];
assert(commonApiDomain == "local");
dbusServiceRegistrySubscription_ = dbusServiceRegistry_->subscribeAvailabilityListener(
commonApiAddress,
std::bind(&DBusProxy::onDBusServiceInstanceStatus, this, std::placeholders::_1));
}
DBusProxy::~DBusProxy() {
dbusServiceRegistry_->unsubscribeAvailabilityListener(
getAddress(),
dbusServiceRegistrySubscription_);
}
bool DBusProxy::isAvailable() const {
return (availabilityStatus_ == AvailabilityStatus::AVAILABLE);
}
bool DBusProxy::isAvailableBlocking() const {
if (availabilityStatus_ == AvailabilityStatus::UNKNOWN) {
std::chrono::milliseconds singleWaitDuration(2);
// Wait for the service registry
while (availabilityStatus_ == AvailabilityStatus::UNKNOWN) {
std::this_thread::sleep_for(singleWaitDuration);
}
}
return isAvailable();
}
ProxyStatusEvent& DBusProxy::getProxyStatusEvent() {
return dbusProxyStatusEvent_;
}
InterfaceVersionAttribute& DBusProxy::getInterfaceVersionAttribute() {
return interfaceVersionAttribute_;
}
SubscriptionStatus DBusProxy::onDBusServiceInstanceStatus(const AvailabilityStatus& availabilityStatus) {
availabilityStatus_ = availabilityStatus;
dbusProxyStatusEvent_.notifyListeners(availabilityStatus);
return SubscriptionStatus::RETAIN;
}
const std::string& DBusProxy::getDBusBusName() const {
return dbusBusName_;
}
const std::string& DBusProxy::getDBusObjectPath() const {
return dbusObjectPath_;
}
const std::string& DBusProxy::getInterfaceName() const {
return dbusInterfaceName_;
}
const std::string& DBusProxy::getDomain() const {
return commonApiDomain_;
}
const std::string& DBusProxy::getServiceId() const {
return commonApiServiceId_;
}
const std::string& DBusProxy::getInstanceId() const {
return commonApiParticipantId_;
}
std::string DBusProxy::getAddress() const {
return commonApiDomain_ + ":" + commonApiServiceId_ + ":" + commonApiParticipantId_;
}
} // namespace DBus
} // namespace CommonAPI
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