hti/PC_Tools/HTIGateway/HtiGateway/src/safequeue.cpp
branchRCL_3
changeset 59 8ad140f3dd41
parent 0 a03f92240627
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/hti/PC_Tools/HTIGateway/HtiGateway/src/safequeue.cpp	Wed Oct 13 16:17:58 2010 +0300
@@ -0,0 +1,54 @@
+/*
+* Copyright (c) 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:
+*    This file contains implementation of SafeQueue template class popAll method.
+*/
+
+#include "safequeue.h"
+#include "common.h"
+
+/*
+ * This method is used to pop all of the elements in queue and return them in single Data object
+ */
+template <>
+(Data*)& SafeQueue<Data*>::popAll(DWORD timeout)
+	throw (TimeoutException)
+{
+	if (Semaphore::Wait(timeout) == WAIT_TIMEOUT)
+	{
+		throw TimeoutException("queue front timed out");
+	}
+	Mutex::Lock();
+	Data*& first = queue<Data*>::front();
+	queue<Data*>::pop();
+	//add to the first the rest of queue
+	bool s = true;
+	while ( queue<Data*>::size() > 0 && s)
+	{
+		Data*& a = queue<Data*>::front();
+		int len = first->GetLength();
+		first->AppendData( a ); //?????
+		if ( first->GetLength() != len )
+		{
+			queue<Data*>::pop();
+			delete a; //????
+		}
+		else
+		{
+			s = false;
+		}
+	}
+	Mutex::Unlock();
+	return first;
+}
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