--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/activityfw/activitydatabase/hsactivitydbserver/src/afstorageasynctask.cpp	Wed Jun 23 18:33:40 2010 +0300
@@ -0,0 +1,221 @@
+/*
+* 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:
+*
+*/
+#include <s32mem.h>
+
+#include "afstorageasynctask.h"
+#include "activitycmd.h"
+
+_LIT(KUnsupportedStorageAsyncTask, "Unsupported async storage task");
+
+// -----------------------------------------------------------------------------
+//
+// -----------------------------------------------------------------------------
+//
+LOCAL_C void ReadEntryL(CAfEntry& entry, const RMessage2& msg)
+{
+    RBuf8 serializedEntry;
+    CleanupClosePushL(serializedEntry);
+    serializedEntry.CreateL(msg.GetDesLengthL(0));
+    msg.ReadL(0, serializedEntry);
+    RDesReadStream reader(serializedEntry);
+    CleanupClosePushL(reader);
+    
+    reader >> entry;
+    
+    CleanupStack::PopAndDestroy(&reader);
+    CleanupStack::PopAndDestroy(&serializedEntry);
+}
+// -----------------------------------------------------------------------------
+/**
+ * Constructor for performing 1st stage construction
+ */
+CAfStorageAsyncTask::CAfStorageAsyncTask()
+{
+    // No implementation required
+}
+
+// -----------------------------------------------------------------------------
+/**
+ * Destructor.
+ */
+CAfStorageAsyncTask::~CAfStorageAsyncTask()
+{
+    mExternalizedData.Close();
+    mInternalizedData.ResetAndDestroy();
+}
+
+// -----------------------------------------------------------------------------
+/**
+ * Handle asynchronous data storage requests
+ * @param taskStorage - data tasks storage
+ * @param dataStorage - data storage
+ * @param msg - request message
+ */
+void CAfStorageAsyncTask::ExecuteLD(MAfTaskStorage& taskStorage, 
+                                    CAfStorage& dataStorage, 
+                                    const RMessage2& msg)
+{
+    CAfStorageAsyncTask* self = new (ELeave) CAfStorageAsyncTask();
+    CleanupStack::PushL(self);
+    self->ExecuteL(dataStorage, msg);
+    taskStorage.PushL(self);
+    CleanupStack::Pop(self);
+    if (EFalse == msg.IsNull()) {
+        msg.Complete(KErrNone);
+    }
+}
+
+// -----------------------------------------------------------------------------
+/**
+ * Interface implementation
+ * @see CActivityTask::Data()
+ */
+const TDesC8& CAfStorageAsyncTask::CAfStorageAsyncTask::Data() const
+{
+    return mExternalizedData;
+}
+
+// -----------------------------------------------------------------------------
+/**
+ * Interface implementation
+ * @see CActivityTask::BroadcastReceivedL(const RMessage2 &)
+ */
+void CAfStorageAsyncTask::BroadcastReceivedL(const RMessage2& )
+{
+    // No implementation required
+}
+
+// -----------------------------------------------------------------------------
+/**
+ * Handle asynchronous data storage requests
+ * @param dataStorage - data storage
+ * @param msg - request message
+ */
+void CAfStorageAsyncTask::ExecuteL(CAfStorage& dataStorage, 
+                                   const RMessage2& msg)
+{
+    switch (msg.Function()) {
+    case Activities:
+        AllActivitiesL(dataStorage, msg);
+        break;
+    case ApplicationActivities:
+        ApplicationActivitiesL(dataStorage, msg);
+        break;
+    case ApplicationActivity:
+        ApplicationActivityL(dataStorage, msg);
+        break;
+    default:
+        //this code shouldn't be called. fatal error: means wrong session implementation 
+        User::Panic(KUnsupportedStorageAsyncTask, KErrGeneral);
+    };
+}
+
+// -----------------------------------------------------------------------------
+/**
+ * Handle getting all activities request
+ * @param dataStorage - data storage
+ * @param msg - requested message
+ */
+void CAfStorageAsyncTask::AllActivitiesL(CAfStorage& dataStorage, 
+                                         const RMessage2& msg)
+{
+    dataStorage.ActivitiesL(mInternalizedData);
+    ExternalizeL();
+    WriteResponseL(msg);
+}
+
+// -----------------------------------------------------------------------------
+/**
+ * Handle getting application activities request
+ * @param dataStorage - data storage
+ * @param msg - requested message
+ */
+void CAfStorageAsyncTask::ApplicationActivitiesL(CAfStorage& dataStorage, 
+                                                 const RMessage2& msg)
+{
+    CAfEntry *entry = CAfEntry::NewLC();
+    ReadEntryL(*entry, msg);
+    dataStorage.ActivitiesL(mInternalizedData, entry->ApplicationId());
+    CleanupStack::PopAndDestroy(entry);
+    ExternalizeL();
+    WriteResponseL(msg);
+}
+
+// -----------------------------------------------------------------------------
+/**
+ * Handle getting application activity request
+ * @param dataStorage - data storage
+ * @param msg - requested message
+ */
+void CAfStorageAsyncTask::ApplicationActivityL(CAfStorage& dataStorage, 
+                                               const RMessage2& msg)
+{
+    CAfEntry *src(CAfEntry::NewLC()) , *dst(0);
+    ReadEntryL(*src, msg);
+    dataStorage.ActivityL(dst, *src);
+    CleanupStack::PushL(dst);
+    ExternalizeL(*dst);
+    CleanupStack::PopAndDestroy(dst);
+    CleanupStack::PopAndDestroy(src);
+    WriteResponseL(msg);
+}
+
+// -----------------------------------------------------------------------------
+void CAfStorageAsyncTask::ExternalizeL()
+{
+    mExternalizedData << mInternalizedData;
+    mInternalizedData.ResetAndDestroy();
+}
+
+// -----------------------------------------------------------------------------
+/**
+ * Externalzie entry into output buffer
+ * @param entry - source entry
+ */
+void CAfStorageAsyncTask::ExternalizeL(const CAfEntry &entry)
+{
+    CAfEntry::ReallocL(mExternalizedData, entry.Size());
+    RDesWriteStream writer(mExternalizedData);
+    CleanupClosePushL(writer);
+    writer << entry;
+    CleanupStack::PopAndDestroy(&writer);
+}
+
+// -----------------------------------------------------------------------------
+/**
+ * Write response data into request message
+ * @param msg - destination message
+ */
+void CAfStorageAsyncTask::WriteResponseL(const RMessage2& msg)
+{
+    if (EFalse == msg.IsNull()) {
+        msg.WriteL(1, 
+                   TPckgBuf<TInt>(mExternalizedData.Length()));//write data size
+        msg.WriteL(2, 
+                   TPckgBuf<CBase*>(this));//task identyfier
+    }
+}
+
+// -----------------------------------------------------------------------------
+/**
+ * Returns ETrue if task is related with session argument
+ */
+
+TBool CAfStorageAsyncTask::IsSessionTask(const CSession2* /*session*/)
+{
+	return EFalse;
+}