author | hgs |
Fri, 09 Jul 2010 16:35:45 +0300 | |
changeset 50 | 023eef975703 |
parent 26 | dc7c549001d5 |
permissions | -rw-r--r-- |
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Revision: v2.1.24
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
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/* |
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* Copyright (c) 2002-2007 Nokia Corporation and/or its subsidiary(-ies). |
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* All rights reserved. |
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* This component and the accompanying materials are made available |
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Revision: v2.1.24
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
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* under the terms of "Eclipse Public License v1.0" |
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* which accompanies this distribution, and is available |
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Revision: v2.1.24
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
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* at the URL "http://www.eclipse.org/legal/epl-v10.html". |
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* |
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Revision: v2.1.24
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* Initial Contributors: |
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Revision: v2.1.24
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* Nokia Corporation - initial contribution. |
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Revision: v2.1.24
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* |
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* Contributors: |
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Revision: v2.1.24
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13 |
* |
98ccebc37403
Revision: v2.1.24
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* Description: Streams data from Java to controller |
98ccebc37403
Revision: v2.1.24
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
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* |
98ccebc37403
Revision: v2.1.24
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
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*/ |
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Revision: v2.1.24
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|
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Revision: v2.1.24
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|
98ccebc37403
Revision: v2.1.24
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// INCLUDE FILES |
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Revision: v2.1.24
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#include <mmf/server/mmfdes.h> |
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Revision: v2.1.24
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#include <audiopreference.h> |
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#include <logger.h> |
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#include "cmmastreamhandler.h" |
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#include "cmmadatasourcestream.h" |
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#include "mmafunctionserver.h" |
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|
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CMMAStreamHandler* CMMAStreamHandler::NewL( |
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MMMAStreamHandlerListener& aListener, |
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RMMFController& aController) |
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{ |
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CMMAStreamHandler* self = new(ELeave) CMMAStreamHandler(aListener, |
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aController); |
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self->ConstructL(); |
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return self; |
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} |
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|
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CMMAStreamHandler::~CMMAStreamHandler() |
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{ |
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iRequests.ResetAndDestroy(); |
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Revision: v2.1.24
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
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} |
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|
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CMMAStreamHandler::CMMAStreamHandler(MMMAStreamHandlerListener& aListener, |
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RMMFController& aController): |
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iController(aController), |
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iListener(aListener) |
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{ |
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// ignore read/write completed before stream is prepared |
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iState = EMMAStreamPaused; |
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} |
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|
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void CMMAStreamHandler::ConstructL() |
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{ |
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// create requests |
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for (TInt i = 0; i < KMMAStreamHandlerBufferCount; i++) |
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56 |
{ |
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CMMAStreamRequest* requestToAppend = CMMAStreamRequest::NewLC(this); |
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iRequests.AppendL(requestToAppend); |
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CleanupStack::Pop(requestToAppend); |
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} |
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61 |
} |
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62 |
|
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void CMMAStreamHandler::PrepareL() |
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{ |
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LOG1(EJavaMMAPI, EInfo, "MMA::CMMAStreamHandler::PrepareL state %d", iState); |
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iState = EMMAStreamPrepare; |
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67 |
|
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//reset request data for reading again from beginning |
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iRequests[0]->DataPtr().SetLength(0); |
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70 |
|
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// when read completes iListerner.PrepareComplete will be called |
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iSourceStream->Read(iRequests[ 0 ]); |
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} |
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74 |
|
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void CMMAStreamHandler::StartL() |
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{ |
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LOG1(EJavaMMAPI, EInfo, "MMA::CMMAStreamHandler::StartL state %d", iState); |
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LOG1(EJavaMMAPI, EInfo, "MMA::CMMAStreamHandler::StartL data source request=%d", |
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(TInt)iSourceStream->Request()); |
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80 |
|
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iState = EMMAStreamStart; |
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if (iSourceStream->Request()) |
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83 |
{ |
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// when read request is completed it will be written to server |
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iState = EMMAStreamStarted; |
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iListener.StartComplete(KErrNone); |
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return; |
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88 |
} |
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89 |
|
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TInt count = iRequests.Count(); |
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TBool started = EFalse; |
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for (TInt i = 0; i < count && !started; i++) |
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{ |
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CMMAStreamRequest* r = iRequests[ i ]; |
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if (!r->IsActive() && r->DataPtr().Length() > 0) |
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{ |
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LOG(EJavaMMAPI, EInfo, "MMA::CMMAStreamHandler::StartL write request to server"); |
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LOG1(EJavaMMAPI, EInfo, "MMA::CMMAStreamHandler::StartL request length=%d", |
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r->DataPtr().Length()); |
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LOG1(EJavaMMAPI, EInfo, "MMA::CMMAStreamHandler::StartL last buffer %d", |
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101 |
r->RequestBuffer()()); |
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102 |
|
98ccebc37403
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diff
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|
103 |
// data was not yet written to server |
98ccebc37403
Revision: v2.1.24
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|
104 |
WriteRequest(r); |
98ccebc37403
Revision: v2.1.24
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diff
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|
105 |
started = ETrue; |
98ccebc37403
Revision: v2.1.24
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parents:
diff
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|
106 |
} |
98ccebc37403
Revision: v2.1.24
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diff
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|
107 |
else if (r->IsActive()) // data is in server |
98ccebc37403
Revision: v2.1.24
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diff
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|
108 |
{ |
26
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Revision: v2.1.26
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diff
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|
109 |
LOG(EJavaMMAPI, EInfo, "MMA::CMMAStreamHandler::StartL data is in server"); |
23
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Revision: v2.1.24
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|
110 |
// atleast one request is not processed |
98ccebc37403
Revision: v2.1.24
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|
111 |
started = ETrue; |
98ccebc37403
Revision: v2.1.24
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diff
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|
112 |
} |
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Revision: v2.1.24
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|
113 |
} |
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Revision: v2.1.24
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|
114 |
if (started) // If allready started complete start |
98ccebc37403
Revision: v2.1.24
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diff
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|
115 |
{ |
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Revision: v2.1.24
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|
116 |
iListener.StartComplete(KErrNone); |
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Revision: v2.1.24
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|
117 |
iState = EMMAStreamStarted; |
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Revision: v2.1.24
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|
118 |
} |
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Revision: v2.1.24
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|
119 |
else |
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Revision: v2.1.24
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diff
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|
120 |
{ |
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Revision: v2.1.24
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|
121 |
// Need to read data before start |
98ccebc37403
Revision: v2.1.24
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|
122 |
iSourceStream->Read(iRequests[ 0 ]); |
98ccebc37403
Revision: v2.1.24
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|
123 |
} |
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Revision: v2.1.24
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|
124 |
} |
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Revision: v2.1.24
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|
125 |
|
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Revision: v2.1.24
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|
126 |
void CMMAStreamHandler::Pause() |
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Revision: v2.1.24
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|
127 |
{ |
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Revision: v2.1.24
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|
128 |
// ignore read/write completes |
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Revision: v2.1.24
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|
129 |
iState = EMMAStreamPaused; |
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Revision: v2.1.24
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parents:
diff
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|
130 |
} |
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Revision: v2.1.24
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parents:
diff
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|
131 |
|
98ccebc37403
Revision: v2.1.24
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|
132 |
TMMFMessageDestination& CMMAStreamHandler::MessageDestination() |
98ccebc37403
Revision: v2.1.24
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parents:
diff
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|
133 |
{ |
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Revision: v2.1.24
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parents:
diff
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|
134 |
return iDataSourceHandle; |
98ccebc37403
Revision: v2.1.24
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parents:
diff
changeset
|
135 |
} |
98ccebc37403
Revision: v2.1.24
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parents:
diff
changeset
|
136 |
|
98ccebc37403
Revision: v2.1.24
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diff
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|
137 |
void CMMAStreamHandler::SetSourceStream(CMMADataSourceStream* aSourceStream) |
98ccebc37403
Revision: v2.1.24
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diff
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|
138 |
{ |
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Revision: v2.1.24
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parents:
diff
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|
139 |
iSourceStream = aSourceStream; |
98ccebc37403
Revision: v2.1.24
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
140 |
} |
98ccebc37403
Revision: v2.1.24
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
141 |
|
98ccebc37403
Revision: v2.1.24
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
142 |
void CMMAStreamHandler::WriteComplete(CMMAStreamRequest* aRequest) |
98ccebc37403
Revision: v2.1.24
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
143 |
{ |
26
dc7c549001d5
Revision: v2.1.26
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
23
diff
changeset
|
144 |
LOG1(EJavaMMAPI, EInfo, "MMA::CMMAStreamHandler::WriteComplete state=%d", iState); |
dc7c549001d5
Revision: v2.1.26
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
23
diff
changeset
|
145 |
LOG1(EJavaMMAPI, EInfo, "MMA::CMMAStreamHandler::WriteComplete request length=%d", |
dc7c549001d5
Revision: v2.1.26
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
23
diff
changeset
|
146 |
aRequest->DataPtr().Length()); |
dc7c549001d5
Revision: v2.1.26
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
23
diff
changeset
|
147 |
LOG1(EJavaMMAPI, EInfo, "MMA::CMMAStreamHandler::WriteComplete last buffer %d", |
dc7c549001d5
Revision: v2.1.26
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
23
diff
changeset
|
148 |
aRequest->RequestBuffer()()); |
23
98ccebc37403
Revision: v2.1.24
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
149 |
if (iState == EMMAStreamStarted) |
98ccebc37403
Revision: v2.1.24
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
150 |
{ |
98ccebc37403
Revision: v2.1.24
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
151 |
if (aRequest->RequestBuffer()() == 1) |
98ccebc37403
Revision: v2.1.24
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
152 |
{ |
98ccebc37403
Revision: v2.1.24
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
153 |
iState = EMMAStreamEof; |
98ccebc37403
Revision: v2.1.24
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
154 |
} |
98ccebc37403
Revision: v2.1.24
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
155 |
else |
98ccebc37403
Revision: v2.1.24
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
156 |
{ |
98ccebc37403
Revision: v2.1.24
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
157 |
iSourceStream->Read(aRequest); |
98ccebc37403
Revision: v2.1.24
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
158 |
} |
98ccebc37403
Revision: v2.1.24
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
159 |
} |
98ccebc37403
Revision: v2.1.24
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
160 |
// else, all other states ignore write complete |
98ccebc37403
Revision: v2.1.24
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
161 |
} |
98ccebc37403
Revision: v2.1.24
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
162 |
|
98ccebc37403
Revision: v2.1.24
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
163 |
void CMMAStreamHandler::ReadComplete(CMMAStreamRequest* aRequest) |
98ccebc37403
Revision: v2.1.24
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
164 |
{ |
98ccebc37403
Revision: v2.1.24
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
165 |
if (iState == EMMAStreamPrepare) |
98ccebc37403
Revision: v2.1.24
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
166 |
{ |
98ccebc37403
Revision: v2.1.24
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
167 |
WriteRequest(aRequest); |
98ccebc37403
Revision: v2.1.24
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
168 |
iListener.PrepareComplete(KErrNone); |
98ccebc37403
Revision: v2.1.24
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
169 |
iState = EMMAStreamPaused; |
98ccebc37403
Revision: v2.1.24
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
170 |
} |
98ccebc37403
Revision: v2.1.24
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
171 |
else if (iState == EMMAStreamStart) |
98ccebc37403
Revision: v2.1.24
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
172 |
{ |
98ccebc37403
Revision: v2.1.24
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
173 |
iState = EMMAStreamStarted; |
98ccebc37403
Revision: v2.1.24
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
174 |
// write first request to server |
98ccebc37403
Revision: v2.1.24
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
175 |
WriteRequest(aRequest); |
98ccebc37403
Revision: v2.1.24
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
176 |
iListener.StartComplete(KErrNone); |
98ccebc37403
Revision: v2.1.24
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
177 |
} |
98ccebc37403
Revision: v2.1.24
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
178 |
else if (iState == EMMAStreamStarted) |
98ccebc37403
Revision: v2.1.24
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
179 |
{ |
98ccebc37403
Revision: v2.1.24
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
180 |
WriteRequest(aRequest); |
98ccebc37403
Revision: v2.1.24
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
181 |
} |
98ccebc37403
Revision: v2.1.24
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
182 |
// else, all other states ignore read complete |
98ccebc37403
Revision: v2.1.24
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
183 |
} |
98ccebc37403
Revision: v2.1.24
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
184 |
|
98ccebc37403
Revision: v2.1.24
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
185 |
void CMMAStreamHandler::HandleError(CMMAStreamRequest* /*aRequest*/, |
98ccebc37403
Revision: v2.1.24
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
186 |
TInt aError) |
98ccebc37403
Revision: v2.1.24
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
187 |
{ |
26
dc7c549001d5
Revision: v2.1.26
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
23
diff
changeset
|
188 |
LOG1(EJavaMMAPI, EInfo, "MMA::CMMAStreamHandler::HandleError state=%d", iState); |
23
98ccebc37403
Revision: v2.1.24
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
189 |
if (iState == EMMAStreamPrepare) |
98ccebc37403
Revision: v2.1.24
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
190 |
{ |
98ccebc37403
Revision: v2.1.24
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
191 |
iListener.PrepareComplete(aError); |
98ccebc37403
Revision: v2.1.24
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
192 |
iState = EMMAStreamPaused; |
98ccebc37403
Revision: v2.1.24
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
193 |
} |
98ccebc37403
Revision: v2.1.24
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
194 |
else if (iState == EMMAStreamStart) |
98ccebc37403
Revision: v2.1.24
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
195 |
{ |
98ccebc37403
Revision: v2.1.24
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
196 |
iListener.StartComplete(aError); |
98ccebc37403
Revision: v2.1.24
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
197 |
iState = EMMAStreamStarted; |
98ccebc37403
Revision: v2.1.24
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
198 |
} |
98ccebc37403
Revision: v2.1.24
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
199 |
else |
98ccebc37403
Revision: v2.1.24
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
200 |
{ |
98ccebc37403
Revision: v2.1.24
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
201 |
iListener.HandleError(aError); |
98ccebc37403
Revision: v2.1.24
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
202 |
} |
98ccebc37403
Revision: v2.1.24
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
203 |
} |
98ccebc37403
Revision: v2.1.24
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
204 |
|
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Revision: v2.1.24
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void CMMAStreamHandler::WriteRequest(CMMAStreamRequest* aRequest) |
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{ |
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if (aRequest->RequestBuffer()() == 1) |
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{ |
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iState = EMMAStreamEof; |
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} |
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|
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if (!aRequest->IsActive()) |
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{ |
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aRequest->SetActive(); |
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} |
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|
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// Send write request to server, HandleRequestCompleteL is called when finished |
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iController.CustomCommandAsync(iDataSourceHandle, |
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1, /*EProcessBuffer*/ |
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aRequest->DataPtr(), |
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aRequest->RequestBuffer(), |
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aRequest->iStatus); |
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} |
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// END OF FILE |