utilities/serviceipcserver/serviceipcserversession.cpp
author hgs
Fri, 15 Oct 2010 17:30:59 -0400
changeset 16 3c88a81ff781
permissions -rw-r--r--
201041
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/**
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   This file is part of CWRT package **
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   Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). **
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   This program is free software: you can redistribute it and/or modify
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   it under the terms of the GNU (Lesser) General Public License as
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   published by the Free Software Foundation, version 2.1 of the License.
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   This program is distributed in the hope that it will be useful, but
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   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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   (Lesser) General Public License for more details. You should have
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   received a copy of the GNU (Lesser) General Public License along
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   with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "serviceipcserversession.h"
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#include "serviceipcobserver.h"
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#include "serviceipcrequest.h"
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#include "serviceipcserver_p.h"
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namespace WRT
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{
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/*!
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 \class ServiceIPCSession
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 Session class to hold the state of each connected client
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 */
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/*!
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 Constructor
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 @param aObserver observer to the session
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 */
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ServiceIPCSession::ServiceIPCSession(MServiceIPCObserver* aObserver) 
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    : m_isPendingRequest(false)
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    , m_observer(aObserver)
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    , m_curRequest(NULL)
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    , m_clientInfo(NULL)
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    , m_appendToBList(false)
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    , m_readyToSend(false)
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{
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}
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/*!
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 Destructor
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 */
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ServiceIPCSession::~ServiceIPCSession()
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{
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    m_messageList.clear();
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}
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void ServiceIPCSession::handleReq()
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{
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    if (m_curRequest->getOperation() == GETSESSIONID) {
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        QByteArray sessionId;
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        sessionId.setNum(m_clientInfo->sessionId());
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        m_curRequest->write(sessionId);
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        m_curRequest->completeRequest();
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        m_observer->handleClientConnect(m_clientInfo);
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    }
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    else if (m_curRequest->getOperation() == SETSESSIONINFO) {
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        qint32 sessionId = m_curRequest->getData().toInt();
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        // release session id which allocate during new session. 
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        // 3 ipc client in one client wrapper share same session id  
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        releaseSessionId(m_clientInfo->sessionId()); 
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        m_clientInfo->setSessionId(sessionId);
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        m_curRequest->completeRequest();
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        m_observer->handleClientConnect(m_clientInfo);
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    }
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    else if (m_curRequest->getOperation() == SUBSCRIBEBROADCASTMSG) {
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        m_readyToSend = true;
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        if (!m_appendToBList) {
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            //add to broadcast list
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            appendBroadcastList(m_clientInfo->sessionId(), this);
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            m_appendToBList = true;
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        }
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        if (!m_messageList.isEmpty()) {
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            write(m_messageList.takeFirst());
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            completeRequest();
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            m_readyToSend = false;
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        }
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    }
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    else {
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        m_observer->handleRequest(m_curRequest);
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    }
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}
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/*!
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 \fn WRT::ServiceIPCSession::write( const QByteArray& aData )
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 Write some data in response to a request
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 @param aData some data to write as response
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 @return bool if write was successful
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 */
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/*!
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 \fn WRT::ServiceIPCSession::completeRequest()
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 Complete a Request
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 @return bool if request completed 
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 */
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/*!
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 \fn WRT::ServiceIPCSession::close()
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 Close a session and gracefully shutdown
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 */
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}
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// END OF FILE