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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/. */
#include "DBusProxy.h"
#include "DBusServiceRegistry.h"
#include "DBusUtils.h"
#include <algorithm>
#include <cassert>
#include <dbus/dbus.h>
#include <functional>
#include <CommonAPI/Event.h>
namespace CommonAPI {
namespace DBus {
DBusProxyStatusEvent::DBusProxyStatusEvent(DBusProxy* dbusProxy) :
dbusProxy_(dbusProxy) {
}
void DBusProxyStatusEvent::onFirstListenerAdded(const CancellableListener& listener) {
auto serviceStatusListener = std::bind(
&DBusProxyStatusEvent::onServiceAvailableSignalHandler,
this,
std::placeholders::_1,
std::placeholders::_2);
subscription_ = dbusProxy_->getDBusConnection()->getDBusServiceRegistry()->getServiceStatusEvent().subscribe(
dbusProxy_->commonApiDomain_ + ":" + dbusProxy_->commonApiServiceId_ + ":" + dbusProxy_->commonApiParticipantId_,
serviceStatusListener);
}
void DBusProxyStatusEvent::onLastListenerRemoved(const CancellableListener& listener) {
dbusProxy_->getDBusConnection()->getDBusServiceRegistry()->getServiceStatusEvent().unsubscribe(subscription_);
}
SubscriptionStatus DBusProxyStatusEvent::onServiceAvailableSignalHandler(const std::string& name,
const AvailabilityStatus& availabilityStatus) {
AvailabilityStatus availability = availabilityStatus;
return notifyListeners(availability);
}
DBusProxy::DBusProxy(const std::string& commonApiAddress,
const std::string& dbusInterfaceName,
const std::string& dbusBusName,
const std::string& dbusObjectPath,
const std::shared_ptr<DBusProxyConnection>& dbusProxyConnection) :
commonApiDomain_(split(commonApiAddress, ':')[0]),
commonApiServiceId_(split(commonApiAddress, ':')[1]),
commonApiParticipantId_(split(commonApiAddress, ':')[2]),
dbusBusName_(dbusBusName),
dbusObjectPath_(dbusObjectPath),
dbusInterfaceName_(dbusInterfaceName),
statusEvent_(this),
interfaceVersionAttribute_(*this, "getInterfaceVersion"),
available_(false),
availableSet_(false),
connection_(dbusProxyConnection) {
}
DBusProxy::DBusProxy(const std::string& dbusInterfaceName,
const std::string& dbusBusName,
const std::string& dbusObjectPath,
const std::shared_ptr<DBusProxyConnection>& connection,
const bool isAlwaysAvailable):
commonApiDomain_(""),
commonApiServiceId_(""),
commonApiParticipantId_(""),
dbusBusName_(dbusBusName),
dbusObjectPath_(dbusObjectPath),
dbusInterfaceName_(dbusInterfaceName),
statusEvent_(this),
interfaceVersionAttribute_(*this, "getInterfaceVersion"),
available_(isAlwaysAvailable),
availableSet_(isAlwaysAvailable),
connection_(connection) {
}
std::string DBusProxy::getAddress() const {
return commonApiDomain_ + ":" + commonApiServiceId_ + ":" + commonApiParticipantId_;
}
const std::string& DBusProxy::getDomain() const {
return commonApiDomain_;
}
const std::string& DBusProxy::getServiceId() const {
return commonApiServiceId_;
}
const std::string& DBusProxy::getInstanceId() const {
return commonApiParticipantId_;
}
bool DBusProxy::isAvailable() const {
if (!availableSet_) {
auto status = getDBusConnection()->getDBusServiceRegistry()->getReadyFuture().wait_for(std::chrono::milliseconds(1));
if (checkReady(status)) {
available_ = getDBusConnection()->getDBusServiceRegistry()->isServiceInstanceAlive(
dbusInterfaceName_,
dbusBusName_,
dbusObjectPath_);
availableSet_ = true;
}
}
return available_;
}
bool DBusProxy::isAvailableBlocking() const {
if (!availableSet_) {
getDBusConnection()->getDBusServiceRegistry()->getReadyFuture().wait();
available_ = getDBusConnection()->getDBusServiceRegistry()->isServiceInstanceAlive(
dbusInterfaceName_,
dbusBusName_,
dbusObjectPath_);
availableSet_ = true;
}
return available_;
}
ProxyStatusEvent& DBusProxy::getProxyStatusEvent() {
return statusEvent_;
}
InterfaceVersionAttribute& DBusProxy::getInterfaceVersionAttribute() {
return interfaceVersionAttribute_;
}
DBusMessage DBusProxy::createMethodCall(const char* methodName,
const char* methodSignature) const {
return DBusMessage::createMethodCall(
dbusBusName_.c_str(),
dbusObjectPath_.c_str(),
dbusInterfaceName_.c_str(),
methodName,
methodSignature);
}
} // namespace DBus
} // namespace CommonAPI
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