mtpdataproviders/mtpplaybackcontroldp/src/mtpplaybackcontroldpprocessor.cpp
branchRCL_3
changeset 19 0aa8cc770c8a
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/mtpdataproviders/mtpplaybackcontroldp/src/mtpplaybackcontroldpprocessor.cpp	Tue Aug 31 16:03:15 2010 +0300
@@ -0,0 +1,95 @@
+// Copyright (c) 2010 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:
+//
+
+/**
+ @file
+ @internalComponent
+*/
+
+#include "mtpplaybackcontroldpprocessor.h"
+#include "cmtprequestprocessor.h"
+#include "cmtppbcgetdevicepropdesc.h"
+#include "cmtppbcgetdevicepropvalue.h"
+#include "cmtppbcsetdevicepropvalue.h"
+#include "cmtppbcresetdevicepropvalue.h"
+#include "cmtppbcskip.h"
+#include "cmtprequestunknown.h"
+
+typedef MMTPRequestProcessor*(*TMTPPlaybackRequestProcessorCreateFunc)(
+    MMTPDataProviderFramework& aFramework,
+    MMTPConnection& aConnection,
+    CMTPPlaybackControlDataProvider& aDataProvider);
+
+/**
+Defines an entry which maps from operation code to the request processor
+
+@internalComponent
+*/
+typedef struct
+    {
+    TUint16                                  iOperationCode;
+    TMTPPlaybackRequestProcessorCreateFunc    iCreateFunc;
+    } TMTPPlaybackRequestProcessorEntry;
+
+/**
+Playback control data provider mapping table from request ID to factory method of the request processor
+*/
+static const TMTPPlaybackRequestProcessorEntry KMTPRequestProcessorTable[] = 
+	{
+		{EMTPOpCodeGetDevicePropDesc, CMTPPbcGetDevicePropDesc::NewL},
+		{EMTPOpCodeGetDevicePropValue, CMTPPbcGetDevicePropValue::NewL},
+		{EMTPOpCodeSetDevicePropValue, CMTPPbcSetDevicePropValue::NewL},
+		{EMTPOpCodeResetDevicePropValue, CMTPPbcResetDevicePropValue::NewL},
+		{EMTPOpCodeSkip, CMTPPbcSkip::NewL},
+	};
+
+/**
+Create a request processor that matches the request
+@param aPlugin	The reference to the data provider plugin 
+@param aFramework The reference to the data provider framework
+@param aRequest	The request to be processed
+@param aConnection The connection from which the request comes from
+@return a pointer to the request processor
+*/	
+MMTPRequestProcessor* MTPPlaybackControlDpProcessor::CreateL(
+													MMTPDataProviderFramework& aFramework,
+													const TMTPTypeRequest& aRequest, 
+													MMTPConnection& aConnection, 
+													CMTPPlaybackControlDataProvider& aDataProvider)
+	{
+	TMTPPlaybackRequestProcessorCreateFunc createFunc = NULL; 
+	TUint16 operationCode = aRequest.Uint16(TMTPTypeRequest::ERequestOperationCode);
+	TInt count = sizeof(KMTPRequestProcessorTable) / sizeof(TMTPRequestProcessorEntry);
+	for(TInt i = 0; i < count; i++)
+		{
+		if(KMTPRequestProcessorTable[i].iOperationCode == operationCode)
+			{
+			createFunc = KMTPRequestProcessorTable[i].iCreateFunc;
+			break;
+			}
+		}
+
+    if(!createFunc) 
+        {
+        return CMTPRequestUnknown::NewL(aFramework, aConnection);
+        }
+    else
+        {
+        return (*createFunc)(aFramework, aConnection, aDataProvider);
+        }
+	}
+
+
+