networkprotocolmodules/networkprotocolmodule/LbsProtocolModule/src/cmolrstatehandler.cpp
changeset 0 9cfd9a3ee49c
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/networkprotocolmodules/networkprotocolmodule/LbsProtocolModule/src/cmolrstatehandler.cpp	Tue Feb 02 01:50:39 2010 +0200
@@ -0,0 +1,268 @@
+// Copyright (c) 2006-2009 Nokia Corporation and/or its subsidiary(-ies).
+// All rights reserved.
+// This component and the accompanying materials are made available
+// under the terms of "Eclipse Public License v1.0"
+// which accompanies this distribution, and is available
+// at the URL "http://www.eclipse.org/legal/epl-v10.html".
+//
+// Initial Contributors:
+// Nokia Corporation - initial contribution.
+//
+// Contributors:
+//
+// Description:
+// This file provides the implementation of the class for
+// the MO-LR protocol state handler
+// 
+//
+
+/**
+ @file
+ @internalTechnology
+ @released
+*/
+
+#include "cmolrstatemachine.h"
+#include "cmolrstatehandler.h"
+
+
+/** Static constructor.
+@param aMachine A reference to the parent state machine.
+@return A new instance of the CMoLrStateHandler class
+*/  
+CMoLrStateHandler* CMoLrStateHandler::NewL(CStateMachineBase& aMachine)
+	{
+	CMoLrStateHandler* self = new (ELeave) CMoLrStateHandler(aMachine);
+	CleanupStack::PushL(self);
+	self->ConstructL();
+	CleanupStack::Pop(self);
+	return self;
+	}
+
+
+/** Standard constructor.
+@param aMachine A reference to the parent state machine.
+*/  
+CMoLrStateHandler::CMoLrStateHandler(CStateMachineBase& aMachine)
+: CStateHandlerBase(aMachine)
+	{
+	}
+
+
+/** Standard destructor.
+*/  
+CMoLrStateHandler::~CMoLrStateHandler()
+	{
+	}
+
+
+/** Private second-stage constructor.
+*/  
+void CMoLrStateHandler::ConstructL()
+	{
+	}
+
+
+/** Initialise state attributes
+*/
+void CMoLrStateHandler::Initialise()
+	{
+	}
+
+	
+/** Perform entry actions.
+This is called from the state machine to perform any actions
+associated with entering the current state.
+*/  
+void CMoLrStateHandler::EntryActions()
+	{
+	CNetworkInterface::TNetworkError netError = CNetworkInterface::ENone;
+
+	// Retrieve current state and act accordingly
+	CMoLrStateMachine& molrMachine = reinterpret_cast <CMoLrStateMachine&> (iMachine);
+	switch(molrMachine.CurrentState())
+		{
+
+	case CMoLrStateMachine::EStateNull:
+		break;
+
+	case CMoLrStateMachine::EStateClientReqRecvd:
+		// No action required
+		break;
+
+	case CMoLrStateMachine::EStateNetSessStarted:
+		// Forward MO-LR request to network
+		netError = molrMachine.Observer().Network()->MoLrReq(KNullDesC());
+		// If this succeeded then start a timer for the anticipated response
+		if (CNetworkInterface::ENone == netError)
+			{
+			molrMachine.StartMoLrReqTimer();
+			}
+		break;
+
+	case CMoLrStateMachine::EStateMeasureDataRecvd:
+		// No action required
+		break;
+
+	case CMoLrStateMachine::EStateNetBasedLocSent:
+		// Send network location to gateway
+		molrMachine.Observer().Gateway()->NetworkLocationInd(
+							molrMachine.SessionId(),
+							molrMachine.ReferenceLoc());
+		break;
+
+	case CMoLrStateMachine::EStateLocReqByNet:
+		// Send location request to gateway
+		molrMachine.Observer().Gateway()->LocationReq(
+							molrMachine.SessionId(),
+							EFalse, // this is NOT emergency related
+							molrMachine.LocReqType(),
+							molrMachine.LocReqQuality(),
+							molrMachine.PosMethod());
+		// Start a timer for the anticipated response
+		molrMachine.StartLocRespTimer();
+		break;
+
+	case CMoLrStateMachine::EStateLocRespRecvd:
+		// No action required
+		break;
+
+	case CMoLrStateMachine::EStateLocSentToNet:
+		// Forward location response to network - but not if an error was reported
+		if (KErrNone == molrMachine.LocRespReason())
+			{
+			netError = molrMachine.Observer().Network()->LocationResp(molrMachine.LocRespPosition());
+			// If this succeeded then start a timer for the anticipated network result
+			if (CNetworkInterface::ENone == netError)
+				{
+				molrMachine.StartFacResultTimer();
+				}
+			}
+		break;
+
+	case CMoLrStateMachine::EStateNetSessToClose:
+		// If we had received a location request, but an error was reported then
+		// forward this location error to the network
+		if (molrMachine.IsLocReqReceived() && (KErrNone != molrMachine.LocRespReason()))
+			{
+			netError = molrMachine.Observer().Network()->LocationResp(molrMachine.LocRespReason());
+			}
+		break;
+
+	case CMoLrStateMachine::EStateNetResultSent:
+		// Send network result location to gateway
+		molrMachine.Observer().Gateway()->NetworkLocationInd(
+							molrMachine.SessionId(),
+							molrMachine.NetResultLoc());
+		break;
+
+	case CMoLrStateMachine::EStateClientSessToClose:
+		// No action required
+		break;
+
+	case CMoLrStateMachine::EStateSessionsClosed:
+		// No action required
+		break;
+
+	case CMoLrStateMachine::EStateCancelling:
+		// No action required
+		break;
+
+	default:
+		User::Panic(KProtocolModulePanic, EProtocolModuleMoLrState);
+		break;
+		}
+
+	// Handle any network-related error
+	if (CNetworkInterface::ENone != netError)
+		{
+		molrMachine.Observer().NetworkErrorReported();
+		}
+
+	}
+	
+	
+/** Perform exit actions.
+This is called from the state machine to perform any actions
+associated with exiting from the current state.
+*/  
+void CMoLrStateHandler::ExitActions()
+	{
+	CNetworkInterface::TNetworkError netError = CNetworkInterface::ENone;
+
+	// Retrieve current state and act accordingly
+	CMoLrStateMachine& molrMachine = reinterpret_cast <CMoLrStateMachine&> (iMachine);
+	switch(molrMachine.CurrentState())
+		{
+
+	case CMoLrStateMachine::EStateNull:
+		// no action required
+		break;
+
+	case CMoLrStateMachine::EStateClientReqRecvd:
+		// no action required
+		break;
+
+	case CMoLrStateMachine::EStateNetSessStarted:
+		// no action required
+		break;
+
+	case CMoLrStateMachine::EStateMeasureDataRecvd:
+		// no action required
+		break;
+
+	case CMoLrStateMachine::EStateNetBasedLocSent:
+		// no action required
+		break;
+
+	case CMoLrStateMachine::EStateLocReqByNet:
+		// no action required
+		break;
+
+	case CMoLrStateMachine::EStateLocRespRecvd:
+		// no action required
+		break;
+
+	case CMoLrStateMachine::EStateLocSentToNet:
+		// no action required
+		break;
+
+	case CMoLrStateMachine::EStateNetSessToClose:
+		// Forward session completion to network if network is okay
+		if (!molrMachine.IsNetworkConnectionError())
+			{
+			netError = molrMachine.Observer().Network()->MoLrCompleteInd(molrMachine.NetworkCloseReason());
+			}
+		break;
+
+	case CMoLrStateMachine::EStateNetResultSent:
+		// no action required
+		break;
+
+	case CMoLrStateMachine::EStateClientSessToClose:
+		molrMachine.Observer().Gateway()->SessionCompleteInd(
+						molrMachine.SessionId(),molrMachine.ClientCloseReason());
+		break;
+
+	case CMoLrStateMachine::EStateSessionsClosed:
+		// no action required
+		break;
+
+	case CMoLrStateMachine::EStateCancelling:
+		// no action required
+		break;
+
+	default:
+		User::Panic(KProtocolModulePanic, EProtocolModuleMoLrState);
+		break;
+		}
+
+	// Handle any network-related error
+	if (CNetworkInterface::ENone != netError)
+		{
+		molrMachine.Observer().NetworkErrorReported();
+		}
+
+	}
+
+