applayerpluginsandutils/httpprotocolplugins/httpheadercodec/chttpgeneralheadercodec.cpp
changeset 0 b16258d2340f
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/applayerpluginsandutils/httpprotocolplugins/httpheadercodec/chttpgeneralheadercodec.cpp	Tue Feb 02 01:09:52 2010 +0200
@@ -0,0 +1,145 @@
+// Copyright (c) 2002-2009 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:
+//
+
+#include "chttpgeneralheadercodec.h"
+
+#include <http/rhttpsession.h>
+#include <httpstringconstants.h>
+
+#include "chttpdefaultheadercodec.h"
+#include "chttpgeneralheaderwriter.h"
+#include "chttpgeneralheaderreader.h"
+
+CHttpGeneralHeaderCodec* CHttpGeneralHeaderCodec::NewL(TAny* aStringPool)
+/** 
+	Factory constructor.
+	@internalComponent
+	@param		aStringPool	The current string pool.
+	@return		A pointer to a fully initialised object.
+	@leave		KErrNoMemory	Not enough memory to create object.
+	@leave		CHttpGeneralHeaderCodec::ConstructL
+*/
+	{
+	RStringPool* strPool = static_cast<RStringPool*>(aStringPool);
+	CHttpGeneralHeaderCodec* self = new (ELeave) CHttpGeneralHeaderCodec(*strPool);
+	CleanupStack::PushL(self);
+	self->ConstructL();
+	CleanupStack::Pop(self);
+	return self;
+	}
+
+CHttpGeneralHeaderCodec::~CHttpGeneralHeaderCodec()
+/**	
+	Destructor.
+	@internalComponent
+*/
+	{
+	}
+
+CHttpGeneralHeaderCodec::CHttpGeneralHeaderCodec(RStringPool aStringPool)
+: CHeaderCodecPlugin(), iStringPool(aStringPool), iStringTable(RHTTPSession::GetTable())
+/**
+	Constructor
+	@internalComponent
+	@param		aStringPool	The current string pool.
+*/
+	{
+	}
+
+void CHttpGeneralHeaderCodec::ConstructL()
+/**
+	Second phase constructor
+	@internalComponent
+	@leave		CHeaderCodec::ConstructL
+	@leave		CHttpGeneralHeaderWriter::NewL
+	@leave		CHttpGeneralHeaderReader::NewL
+*/
+	{
+	// Do second phase construction of the base class
+	CHeaderCodec::ConstructL();
+
+	// Create the header writer and reader objects on behalf of the base class
+	iWriter = CHttpGeneralHeaderWriter::NewL(iStringPool);
+	iReader = CHttpGeneralHeaderReader::NewL(iStringPool);
+	}
+
+/*
+ *	Methods from CHeaderCodec
+ */
+
+TBool CHttpGeneralHeaderCodec::CanEncode(RStringF aHeaderField) const
+/**
+	Asks if the codec can encode the specified header. The default codec can 
+	encode all headers.
+	@internalComponent
+	@param		aHeaderField	The header to be encoded.
+	@return		A value of ETrue if the codec can encode the header or a value 
+				of EFalse if not.
+*/
+	{
+	TBool encode = EFalse;
+	switch( aHeaderField.Index(iStringTable) )
+		{
+	case HTTP::ECacheControl:
+	case HTTP::EConnection:
+	case HTTP::EDate:
+	case HTTP::EPragma:
+	case HTTP::ETransferEncoding:
+	case HTTP::EContentEncoding:
+	case HTTP::EContentLanguage:
+	case HTTP::EContentLength:
+	case HTTP::EContentLocation:
+	case HTTP::EContentMD5:
+	case HTTP::EContentType:
+	case HTTP::EContentDisposition:
+	case HTTP::EExpires:
+	case HTTP::ELastModified:
+	case HTTP::EUpgrade:
+		{
+		// Can encode these headers
+		encode = ETrue;
+		} break;
+	default:
+		// Return default value
+		break;
+		}
+	return encode;
+	}
+
+TBool CHttpGeneralHeaderCodec::CanDecode(RStringF aHeaderField) const
+/**
+	Asks if the codec can decode the specified header. The default codec can 
+	decode all headers.
+	@internalComponent
+	@param		aHeaderField	The header to be decoded.
+	@return		A value of ETrue if the codec can decode the header or a value 
+				of EFalse if not.
+*/
+	{
+	return CanEncode(aHeaderField);
+	}
+
+CHeaderCodec* CHttpGeneralHeaderCodec::FindDelegateCodecL(RStringF /*aHeaderField*/) const
+/**
+	Asks the codec to find a delegate codec that can deal with the header field.
+	The http default codec is the final codec that can be used.
+	@internalComponent
+	@param		aHeaderField	The header field to be handled.
+	@return		A pointer to the http default codec.
+	@leave		CHttpDefaultHeaderCodec::NewL
+*/
+	{
+	return CHeaderCodecPlugin::CreateDelegateCodecL(iStringPool);
+	}