--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/natfw/natfwicecandidatehandler/inc/cicestreamcollection.h	Tue Feb 02 01:04:58 2010 +0200
@@ -0,0 +1,133 @@
+/*
+* Copyright (c) 2006-2007 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:    Represents stream collection.
+*
+*/
+
+
+
+
+#ifndef CNATFWSTREAMCOLLECTION_H
+#define CNATFWSTREAMCOLLECTION_H
+
+#include <e32base.h>
+#include "natfwinternaldefs.h"    //UNIT_TEST
+
+/**
+ *  Streamcollection represents (SDP) media stream, which consists of
+ *  multiple media components (e.g. RTP & RTCP).
+ *
+ *  @lib icecandidatehandler.lib
+ *  @since S60 v3.2
+ */
+class CIceStreamCollection : public CBase
+    {
+    
+    UNIT_TEST( UT_CIceStreamCollection )
+
+public:
+
+    /**
+     * Two-phased constructor.
+     * @param aCollectionId     Identifier for the stream collection
+     */
+    static CIceStreamCollection* NewL( TUint aCollectionId );
+    
+    /**
+     * Two-phased constructor.
+     * @param aCollectionId     Identifier for the stream collection
+     */
+    static CIceStreamCollection* NewLC( TUint aCollectionId );
+    
+    /**
+     * Destructor.
+     */
+    virtual ~CIceStreamCollection();
+
+    /**
+     * Returns streamcollection identifier.
+     *
+     * @since   S60 v3.2
+     * return   Streamcollection identifier
+     */
+    TUint StreamCollectionId() const;
+    
+    /**
+     * Adds media component to the collection.
+     *
+     * @since   S60 v3.2
+     * @param   aStreamId     The stream identifier
+     * @param   aComponentId  The media component identifier
+     */
+    void AddMediaComponentL( TUint aStreamId, TUint aComponentId );
+    
+    /**
+     * Removes media component from the collection.
+     *
+     * @since   S60 v3.2
+     * @param   aStreamId     The stream identifier
+     */    
+    void RemoveMediaComponent( TUint aStreamId );
+    
+    /**
+     * Returns ETrue if collection has spcified media component.
+     *
+     * @since   S60 v3.2
+     * @param   aStreamId     The stream identifier
+     */
+    TBool HasMediaComponent( TUint aStreamId ) const;
+    
+    /**
+     * Returns number of media components.
+     *
+     * @since   S60 v3.2
+     * return   Number of media components
+     */
+    TInt NumOfMediaComponents() const;
+    
+private:
+
+    CIceStreamCollection( TUint aCollectionId );
+
+private: // data
+
+    class TIceMediaComponent
+        {
+    public:
+        inline TIceMediaComponent( TUint aStreamId, TUint aComponentId )
+            : iStreamId( aStreamId ), iComponentId( aComponentId )
+            {
+            
+            }
+        
+        TUint inline StreamId() const { return iStreamId; }
+        TUint inline ComponentId() const { return iComponentId; }
+    
+    private:
+        TUint iStreamId;
+        TUint iComponentId;
+        };
+    
+    /**
+     * Stream collection identifier.
+     */
+    TUint iCollectionId;
+    
+    /**
+     * Media components owned by this collection.
+     */    
+    RArray<TIceMediaComponent> iMediaComponents;
+    };
+
+#endif // CNATFWSTREAMCOLLECTION_H