--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/contentstorage/caclient/s60/src/caclientnotifierproxy.cpp	Tue Aug 31 15:30:51 2010 +0300
@@ -0,0 +1,174 @@
+/*
+ * Copyright (c) 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:
+ *
+ */
+
+#include <QDebug>
+#include "caclientnotifierproxy.h"
+#include "caobserver.h"
+#include "caentry.h"
+#include "cainnerentry.h"
+#include "caobjectadapter.h"
+
+//----------------------------------------------------------------------------
+//
+//----------------------------------------------------------------------------
+CaClientNotifierProxy::CaClientNotifierProxy(QObject *parent) :
+    QObject(parent)
+{
+}
+//----------------------------------------------------------------------------
+//
+//----------------------------------------------------------------------------
+CaClientNotifierProxy::~CaClientNotifierProxy()
+{
+}
+
+//----------------------------------------------------------------------------
+//
+//----------------------------------------------------------------------------
+int CaClientNotifierProxy::registerNotifier(
+    const CaNotifierFilter *notifierFilter,
+    CaNotifierPrivate::NotifierType notifierType,
+    const IDataObserver *observer)
+{
+    qDebug() << "CaClientProxy::registerNotifier notifierType:"
+             << notifierType;
+
+    CCaInnerNotifierFilter::TNotifierType innerNotifierType(
+        CCaInnerNotifierFilter::EEntryChangedWithId);
+
+    CaObjectAdapter::convert(notifierType,
+                             innerNotifierType);
+    CCaInnerNotifierFilter *innerNotifierFilter(NULL);
+
+    TRAPD(error,
+          innerNotifierFilter =
+              CCaInnerNotifierFilter::NewLC(innerNotifierType);
+          CaObjectAdapter::convertL(*notifierFilter, *innerNotifierFilter);
+          CleanupStack::Pop(innerNotifierFilter)
+         );
+
+    if (!error) {
+        // Lock the access to mSessions.
+        // It will be automatically unlocked at the end of the current range.
+        QMutexLocker locker(&mMutex);
+        RCaClientNotifierSession *session = findSession();
+        if (!session) {
+            session = newSession(error);
+        }
+        if (!error) {
+            error = session->RegisterNotifier(innerNotifierFilter,
+                                              notifierFilter, observer);
+        }
+    }
+
+    qDebug() << "CaClientProxy::registerNotifier result:" << error;
+
+    return error;
+}
+
+//----------------------------------------------------------------------------
+//
+//----------------------------------------------------------------------------
+void CaClientNotifierProxy::unregisterNotifier(
+    const CaNotifierFilter &notifierFilter,
+    CaNotifierPrivate::NotifierType notifierType)
+{
+    qDebug() << "CaClientProxy::unregisterNotifier notifierType:"
+             << notifierType;
+
+    CCaInnerNotifierFilter::TNotifierType innerNotifierType(
+        CCaInnerNotifierFilter::EEntryChangedWithId);
+    CaObjectAdapter::convert(
+        notifierType,
+        innerNotifierType);
+    TInt pos = findSession(notifierFilter, innerNotifierType);
+    if (pos != KErrNotFound) {
+        // Lock the access to mSessions.
+        // It will be automatically unlocked at the end of the current range.
+        QMutexLocker locker(&mMutex);
+        mSessions[pos].UnregisterNotifier(&notifierFilter,
+                                          innerNotifierType);
+        if (mSessions[pos].SubsessionsCount() == 0) {
+            mSessions[pos].Close();
+            mSessions.Remove(pos);
+        }
+    }
+}
+
+//----------------------------------------------------------------------------
+//
+//----------------------------------------------------------------------------
+void CaClientNotifierProxy::connectSessions()
+{
+    for (int i = 0; i < mSessions.Count(); i++) {
+        TRAP_IGNORE(mSessions[i].ConnectAllL());
+    }    
+}
+
+//----------------------------------------------------------------------------
+//
+//----------------------------------------------------------------------------
+RCaClientNotifierSession *CaClientNotifierProxy::findSession()
+{
+    RCaClientNotifierSession *session(NULL);
+    TInt count(mSessions.Count());
+    for (int i = 0; i < count; i++) {
+        if (mSessions[i].SubsessionsCount() < KDefaultMessageSlots) {
+            session = &mSessions[i];
+            break;
+        }
+    }
+    return session;
+}
+
+//----------------------------------------------------------------------------
+//
+//----------------------------------------------------------------------------
+TInt CaClientNotifierProxy::findSession(
+    const CaNotifierFilter &notifierFilter,
+    CCaInnerNotifierFilter::TNotifierType innerNotifierType) const
+{
+    TInt count(mSessions.Count());
+    TInt pos(KErrNotFound);
+    for (int i = 0; i < count; i++) {
+        if (mSessions[i].ContainsSubsession(&notifierFilter,
+                                            innerNotifierType)) {
+            pos = i;
+            break;
+        }
+    }
+    return pos;
+}
+
+//----------------------------------------------------------------------------
+//
+//----------------------------------------------------------------------------
+RCaClientNotifierSession *CaClientNotifierProxy::newSession(TInt &error)
+{
+    RCaClientNotifierSession session;
+    error = session.Connect();
+    if (!error) {
+        error = mSessions.Append(session);
+    }
+    if (error) {
+        session.Close();
+        qDebug("CaClientProxy::newSession: error (%d)", error);
+        return NULL;
+    } else {
+        return &mSessions[mSessions.Count() - 1];
+    }
+}