--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/upnp/upnpstack/serviceframework/src/upnpargumentcontenthandler.cpp Tue Feb 02 01:12:20 2010 +0200
@@ -0,0 +1,197 @@
+/** @file
+* Copyright (c) 2007 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: Implements the CUpnpArgumentContentHandler class
+ *
+*/
+
+
+#include "upnpargumentcontenthandler.h"
+#include "upnpcontenthandlerscontroller.h"
+#include "upnpignorecontenthandler.h"
+#include "upnpargument.h"
+#include "upnpserviceliterals.h"
+
+//const TUint8 KReqiuredTagsBoundary(7) //first three bits when
+//relatedStateVariable, and direction is required
+const TUint8 KReqiuredTagsBoundary(1);
+enum TFlagsPositions
+ {
+ ENamePos = 0,
+ EDirectionPos,
+ ERelatedStateVariablePos //reqired, but optional for now
+// ERetvalPos
+ };
+
+// -----------------------------------------------------------------------------
+// CUpnpArgumentContentHandler::NewL
+// Two-phased constructor
+// -----------------------------------------------------------------------------
+//
+CUpnpArgumentContentHandler* CUpnpArgumentContentHandler::NewL(
+ CUpnpContentHandlersController& aController, CUpnpArgument& aResultArgument )
+ {
+ CUpnpArgumentContentHandler* argumentContentHandler =
+ CUpnpArgumentContentHandler::NewLC( aController, aResultArgument );
+ CleanupStack::Pop( argumentContentHandler );
+ return argumentContentHandler;
+ }
+
+// -----------------------------------------------------------------------------
+// CUpnpArgumentContentHandler::NewLC
+// Two-phased constructor. Leaves teh object on the CleanupStack
+// -----------------------------------------------------------------------------
+//
+CUpnpArgumentContentHandler* CUpnpArgumentContentHandler::NewLC(
+ CUpnpContentHandlersController& aController, CUpnpArgument& aResultArgument )
+ {
+ CUpnpArgumentContentHandler* argumentContentHandler =
+ new (ELeave) CUpnpArgumentContentHandler( aController, aResultArgument );
+ CleanupStack::PushL( argumentContentHandler );
+ return argumentContentHandler;
+ }
+
+// -----------------------------------------------------------------------------
+// CUpnpArgumentContentHandler::~CUpnpArgumentContentHandler
+// Destructor of CUpnpArgumentContentHandler class
+// -----------------------------------------------------------------------------
+//
+CUpnpArgumentContentHandler::~CUpnpArgumentContentHandler()
+ {
+ }
+
+// -----------------------------------------------------------------------------
+// CUpnpArgumentContentHandler::CUpnpArgumentContentHandler
+// Constructor
+// -----------------------------------------------------------------------------
+//
+CUpnpArgumentContentHandler::CUpnpArgumentContentHandler(
+ CUpnpContentHandlersController& aController, CUpnpArgument& aResultArgument ) :
+ CUpnpContentHandler( aController ), iResultArgument( aResultArgument ),
+ iCurrentState( EInitial )
+ {
+ }
+
+// -----------------------------------------------------------------------------
+// CUpnpArgumentContentHandler::OnStartElementL
+// This method is a callback to indicate an element has been parsed.
+// -----------------------------------------------------------------------------
+//
+void CUpnpArgumentContentHandler::OnStartElementL( const RTagInfo& aElement,
+ const RAttributeArray& /*aAttributes*/ )
+ {
+ if ( iCurrentState == EInitial )
+ {
+ const TDesC8& elementName( aElement.LocalName().DesC() );
+ if ( elementName.Compare( KUpnpName ) == 0 )
+ {
+ RepeatedTagCheckL( ENamePos, iFoundTags );
+ iCurrentState = EName;
+ }
+ else if ( elementName.Compare(KUpnpDirection) == 0 )
+ {
+ RepeatedTagCheckL( EDirectionPos, iFoundTags );
+ iCurrentState = EDirection;
+ }
+ else if ( elementName.Compare(KUpnpRelatedStateVariable) == 0 )
+ {
+ RepeatedTagCheckL( ERelatedStateVariablePos, iFoundTags );
+ iCurrentState = ERelatedStateVariable;
+ }
+// else if ( elementName.Compare(KUpnpRetval) == 0 )
+// {
+// RepeatedTagCheckL( ERetvalPos, iFoundTags )
+// iController.SetCurrentContentHandlerL(
+// CUpnpRetvalContentHandler::NewL( iController )
+// )
+// }
+ else
+ {
+ iController.SetCurrentContentHandlerL(
+ CUpnpIgnoreContentHandler::NewL( iController ) );
+ }
+ }
+ else
+ {
+ iController.SetCurrentContentHandlerL(
+ CUpnpIgnoreContentHandler::NewL( iController ) );
+ //User::Leave( KErrArgument )
+ }
+ }
+
+// -----------------------------------------------------------------------------
+// CUpnpArgumentContentHandler::OnEndElementL
+// This method is a callback to indicate the end of the element has been reached.
+// -----------------------------------------------------------------------------
+//
+void CUpnpArgumentContentHandler::OnEndElementL( const RTagInfo& aElement )
+ {
+ switch ( iCurrentState )
+ {
+ case EInitial:
+ ASSERT( aElement.LocalName().DesC().Compare(KUpnpArgument) == 0 );
+ if ( ( iFoundTags.iFlags & KReqiuredTagsBoundary ) ==
+ KReqiuredTagsBoundary )
+ {
+ iController.SetPreviousContentHandler();
+ }
+ else
+ {
+ User::Leave( KErrArgument ); //required tag not found
+ }
+ break;
+ default:
+ iCurrentState = EInitial;
+ }
+ }
+
+// -----------------------------------------------------------------------------
+// CUpnpArgumentContentHandler::OnContentL
+// This method is a callback that sends the content of the element.
+// aErrorCode must be KErrNone, and that aBytes should contains complete
+// content (one chunk).
+// -----------------------------------------------------------------------------
+//
+void CUpnpArgumentContentHandler::OnContentL( const TDesC8& aBytes )
+ {
+ switch ( iCurrentState )
+ {
+ case EName:
+ iResultArgument.SetNameL( aBytes );
+ break;
+ case EDirection:
+ if ( aBytes.Compare( KUpnpIn ) == 0 )
+ {
+ iResultArgument.SetDirectionL( EIn );
+ }
+ else //if ( aBytes.Compare( KUpnpOut ) == 0 )
+ {
+ iResultArgument.SetDirectionL( EOut );
+ }
+// else
+// {
+// User::Leave( KErrArgument )
+// }
+
+ break;
+ case ERelatedStateVariable:
+ iResultArgument.SetRelatedStateVarL( aBytes );
+ break;
+ default:
+ ASSERT( EInitial == iCurrentState );
+ //User::Leave( KErrArgument )
+ break;
+ }
+ }
+
+// End of File