codhandler/roapapp/src/RequestCompleteCallback.cpp
changeset 0 dd21522fd290
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/codhandler/roapapp/src/RequestCompleteCallback.cpp	Mon Mar 30 12:54:55 2009 +0300
@@ -0,0 +1,85 @@
+/*
+* Copyright (c) 2004 Nokia Corporation and/or its subsidiary(-ies).
+* All rights reserved.
+* This component and the accompanying materials are made available
+* under the terms of the License "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: 
+*      Implementation of class CRequestCompleteCallback.   
+*      
+*
+*/
+
+
+// INCLUDE FILES
+
+#include "RequestCompleteCallback.h"
+#include "RoapAppPanic.h"
+
+// ================= MEMBER FUNCTIONS =======================
+
+// ---------------------------------------------------------
+// CRequestCompleteCallback::CRequestCompleteCallback()
+// ---------------------------------------------------------
+//
+CRequestCompleteCallback::CRequestCompleteCallback()
+: CActive( CActive::EPriorityStandard )
+    {
+    CActiveScheduler::Add( this );
+    }
+
+// ---------------------------------------------------------
+// CRequestCompleteCallback::~CRequestCompleteCallback()
+// ---------------------------------------------------------
+//
+CRequestCompleteCallback::~CRequestCompleteCallback()
+    {
+    Cancel();
+    }
+
+// ---------------------------------------------------------
+// CRequestCompleteCallback::CallbackOnCompletion()
+// ---------------------------------------------------------
+//
+void CRequestCompleteCallback::CallbackOnCompletion
+( const TCallBack& aCallback )
+    {
+    __ASSERT_DEBUG( !IsActive(), RoapAppPanic( ERoapAppRequestPending ) );
+    iCallback = aCallback;
+    SetActive();
+    }
+
+// ---------------------------------------------------------
+// CRequestCompleteCallback::DoCancel()
+// ---------------------------------------------------------
+//
+void CRequestCompleteCallback::DoCancel()
+    {
+    // The request should have been completed/Cancelled already, this object
+    // cannot cancel it. If still pending, panic now (rather than hang).
+    __ASSERT_ALWAYS( iStatus != KRequestPending, \
+        RoapAppPanic( ERoapAppRequestPending ) );
+    }
+
+// ---------------------------------------------------------
+// CRequestCompleteCallback::RunL()
+// ---------------------------------------------------------
+//
+void CRequestCompleteCallback::RunL()
+    {
+#ifdef _DEBUG
+    // Debug-only variable.
+    TBool ret =
+#endif
+    iCallback.CallBack();
+    // This object cannot renew the request itself. Therefore, callbacks
+    // must return EFalse.
+    __ASSERT_DEBUG( !ret, RoapAppPanic( ERoapAppInvalidCallback ) );
+    }