author | Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> |
Thu, 02 Sep 2010 21:37:32 +0300 | |
changeset 18 | 3e1f76dd2722 |
parent 0 | 671dee74050a |
child 24 | 65456528cac2 |
permissions | -rw-r--r-- |
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/* |
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* Copyright (c) 2010 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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* under the terms of "Eclipse Public License v1.0" |
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* which accompanies this distribution, and is available |
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* at the URL "http://www.eclipse.org/legal/epl-v10.html". |
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* |
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* Initial Contributors: |
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* Nokia Corporation - initial contribution. |
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* |
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* Contributors: |
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* |
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* Description: |
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* |
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*/ |
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#ifndef __CCPIXIDXDB_H__ |
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#define __CCPIXIDXDB_H__ |
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#include <e32base.h> |
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#include <stdio.h> |
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#include <wchar.h> |
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#include <glib.h> |
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#include "cpixidxdb.h" |
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#include "cpix_async.h" |
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//#include "MIndexingPluginObserver.h" //TODO: Bhuvi Not required |
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#include "indevicecfg.h" |
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// FORWARD DECLARATIONS |
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class CSearchDocument; |
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class CCPixAsyncronizer; |
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class MCPixAsyncronizerObserver; |
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_LIT(KCpixDefaultField, CPIX_DEFAULT_FIELD); |
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/** |
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* Symbian C++ wrapper for OpenC CPixIdxDb interface. |
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*/ |
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class CCPixIdxDb : public CBase |
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{ |
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public: |
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/** |
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* @return Pointer to new CCPixIdxDb instance. |
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*/ |
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static CCPixIdxDb* NewL(); |
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/** |
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* @return Pointer to new CCPixIdxDb instance. |
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*/ |
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static CCPixIdxDb* NewLC(); |
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/** |
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* Releases databasehandle and frees resources. CPix does it own reference counting and doesn't release |
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* all resources until all handles to given database are closed. |
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*/ |
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virtual ~CCPixIdxDb(); |
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public: |
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/** |
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* Cancel any incomplete asyncronous operation |
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* @param aMessage RMessage2 of CancelAll request |
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*/ |
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void CancelAll(const RMessage2& aMessage); |
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void AddL(const CSearchDocument& aDocument, MCPixAsyncronizerObserver* aObserver, const RMessage2& aMessage); // should we expose also analyzer? |
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void AddCompleteL(); |
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void UpdateL(const CSearchDocument& aDocument, MCPixAsyncronizerObserver* aObserver, const RMessage2& aMessage); |
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void UpdateCompleteL(); |
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void DeleteDocumentsL(const TDesC& aDocUid, MCPixAsyncronizerObserver* aObserver, const RMessage2& aMessage); |
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void DeleteDocumentsCompleteL(); |
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void SetAnalyzerL(const TDesC& aAnalyzer); |
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/** |
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* Resets opened index and deletes all documents from it. |
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*/ |
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void ResetL(); |
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void FlushL(MCPixAsyncronizerObserver* aObserver, const RMessage2& aMessage); |
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void FlushCompleteL(); |
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/** |
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* InitializeL(): |
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* Initializes the cpix layer. Should be only called once at startup of the server. |
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*/ |
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static void InitializeL(); |
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/** |
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* Shutdown(): |
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* Un-initializes the cpix layer. Should be only called once at the shutdown of the server. |
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*/ |
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static void Shutdown(); |
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/** |
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* Creates new database (and destroys existing) if path is given. Otherwise, opens existing database. |
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* @param aBaseAppClass Application class of this database handle. |
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* Defines which database this handle connects to. |
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*/ |
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void OpenDatabaseL(const TDesC& aBaseAppClass); |
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/** |
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* IsOpen |
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* @returns ETrue if the database is currently open |
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*/ |
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TBool IsOpen(); |
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/** |
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* Get BaseAppClass |
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*/ |
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TPtrC8 BaseAppClass(); |
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private: // New functions |
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/** |
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* Makes a C-style zero terminated string of the field's content |
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* and returns it, if and only if the field is exist. Independent |
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* of whether C-string is returned or not, method pushes a cleanup item |
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* into the cleanup stack. Returned object is not the item in the |
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* cleanup stack. |
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*/ |
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const char* GetFieldCStrLC(const CSearchDocument& aDocument, const TDesC& aFieldName ); |
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const wchar_t* GetFieldWideCStrLC(const CSearchDocument& aDocument, const TDesC& aFieldName ); |
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/** |
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* Converts a CSearchDocument to a cpix_Document |
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* @param aDocument Document to be converted. |
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* @return returns the cpix_document which is left on the cleanup stack. |
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*/ |
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cpix_Document* ConvertToCpixDocumentLC(const CSearchDocument& aDocument); |
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private: // Contructors |
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/** |
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* Standard C++ constructor |
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*/ |
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CCPixIdxDb(); |
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/** |
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* Symbian 2nd phase constructor |
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*/ |
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void ConstructL(); |
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/* |
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* Callback from CCPixAsyncronizer, called when asynchronous operations complete |
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*/ |
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static void CompletionCallback(void *aCookie, cpix_JobId aJobId); |
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private: |
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/** |
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* Base application class of this database instance |
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*/ |
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HBufC8* iBaseAppClass; |
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/** |
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* Index db handle |
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*/ |
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cpix_IdxDb* iIdxDb; |
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/** |
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* Query analyzer. |
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*/ |
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cpix_Analyzer* iAnalyzer; |
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/** |
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* Asynchronizer object for search and getdocument |
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*/ |
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CCPixAsyncronizer* iAsyncronizer; |
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cpix_JobId iPendingJobId; |
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TBool iIsPending; |
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}; |
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#endif /*__CCPIXIDXDB_H__*/ |