metadataengine/client/src/mdequeryimpl.cpp
changeset 0 c53acadfccc6
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     1 /*
       
     2 * Copyright (c) 2005-2009 Nokia Corporation and/or its subsidiary(-ies). 
       
     3 * All rights reserved.
       
     4 * This component and the accompanying materials are made available
       
     5 * under the terms of "Eclipse Public License v1.0"
       
     6 * which accompanies this distribution, and is available
       
     7 * at the URL "http://www.eclipse.org/legal/epl-v10.html".
       
     8 *
       
     9 * Initial Contributors:
       
    10 * Nokia Corporation - initial contribution.
       
    11 *
       
    12 * Contributors:
       
    13 *
       
    14 * Description:  Implementation of object, relation and event query
       
    15 *
       
    16 */
       
    17 
       
    18 
       
    19 #include "mdequeryimpl.h"
       
    20 
       
    21 #include "mdesessionimpl.h"
       
    22 #include "mdeasynchronousfindao.h"
       
    23 #include "mdeobject.h"
       
    24 #include "mderelation.h"
       
    25 #include "mdeevent.h"
       
    26 
       
    27 
       
    28 
       
    29 CMdEObjectQueryImpl* CMdEObjectQueryImpl::NewL( CMdESessionImpl& aSessionImpl,
       
    30 		CMdENamespaceDef& aNamespaceDef, CMdEObjectDef& aObjectDef,
       
    31 		RPointerArray<CMdEObjectDef>* aObjectDefs, RMdEEngineSession& aSession )
       
    32 	{
       
    33 	CMdEObjectQueryImpl* self = CMdEObjectQueryImpl::NewLC( aSessionImpl, aNamespaceDef, 
       
    34 			aObjectDef, aObjectDefs, aSession );
       
    35     CleanupStack::Pop( self );
       
    36     return self;
       
    37 	}
       
    38 
       
    39 CMdEObjectQueryImpl* CMdEObjectQueryImpl::NewLC( CMdESessionImpl& aSessionImpl,
       
    40 		CMdENamespaceDef& aNamespaceDef, CMdEObjectDef& aObjectDef,
       
    41 		RPointerArray<CMdEObjectDef>* aObjectDefs, RMdEEngineSession& aSession  )
       
    42 	{
       
    43 	CMdEObjectQueryImpl* self = new ( ELeave ) CMdEObjectQueryImpl( aSessionImpl, aNamespaceDef, 
       
    44 			aObjectDef, aObjectDefs );
       
    45     CleanupStack::PushL( self );
       
    46     self->ConstructL( aSessionImpl, aSession );
       
    47     return self;
       
    48 	}
       
    49 
       
    50 CMdEObjectQueryImpl::CMdEObjectQueryImpl( 
       
    51 		CMdESessionImpl& aSessionImpl, CMdENamespaceDef& aNamespaceDef, 
       
    52 		CMdEObjectDef& aObjectDef, RPointerArray<CMdEObjectDef>* aObjectDefs )
       
    53     : CMdEObjectQuery( aSessionImpl, aNamespaceDef, aObjectDef, aObjectDefs )
       
    54     {
       
    55     }
       
    56 
       
    57 
       
    58 void CMdEObjectQueryImpl::ConstructL( CMdESessionImpl& aSessionImpl,
       
    59     RMdEEngineSession& aSession )
       
    60     {
       
    61     ObjectQueryConstructL();
       
    62     iAsyncFind = CMdEAsynchronousFindAO::NewL( *this, aSessionImpl, aSession );
       
    63     }
       
    64 
       
    65 
       
    66 CMdEObjectQueryImpl::~CMdEObjectQueryImpl()
       
    67     {
       
    68     if( iAsyncFind )
       
    69     	{    	
       
    70     	iAsyncFind->Cancel();
       
    71     	
       
    72     	delete iAsyncFind;
       
    73     	}
       
    74     }
       
    75 
       
    76 
       
    77 void CMdEObjectQueryImpl::DoFindL( TUint aMaxCount, TUint aNotifyCount )
       
    78     {
       
    79     iAsyncFind->DoFindL( aMaxCount, aNotifyCount );
       
    80     SetState( EStateSearching );
       
    81     }
       
    82 
       
    83 
       
    84 void CMdEObjectQueryImpl::DoCancel()
       
    85     {
       
    86     // Stop searching.
       
    87     iAsyncFind->Cancel();
       
    88     SetState( EStateError );
       
    89     }
       
    90 
       
    91 
       
    92 void CMdEObjectQueryImpl::DoNotifyResultsL( RPointerArray<CMdEInstanceItem>& aResultList )
       
    93     {
       
    94     NotifyNewResultsL( aResultList );
       
    95     }
       
    96 
       
    97 
       
    98 void CMdEObjectQueryImpl::DoNotifyResultsL( RArray<TItemId>& aResultIdList )
       
    99     {
       
   100     NotifyNewResultsL( aResultIdList );
       
   101     }
       
   102 
       
   103 void CMdEObjectQueryImpl::DoNotifyResultsL( CDesCArray& aResults )
       
   104 	{
       
   105 	NotifyNewResultsL( aResults );
       
   106 	}
       
   107 
       
   108 void CMdEObjectQueryImpl::DoNotifyResults( TInt aResultCount )
       
   109     {
       
   110     NotifyNewResults( aResultCount );
       
   111     }
       
   112 
       
   113 void CMdEObjectQueryImpl::DoNotifyCompleted( TInt aError )
       
   114     {
       
   115     SetState( aError ? EStateError : EStateCompleted );
       
   116     NotifyCompleted( aError );
       
   117     }
       
   118 
       
   119 
       
   120 CMdERelationQueryImpl* CMdERelationQueryImpl::NewL( CMdESessionImpl& aSessionImpl,
       
   121 		CMdENamespaceDef& aNamespaceDef, RMdEEngineSession& aSession )
       
   122 	{
       
   123 	CMdERelationQueryImpl* self = CMdERelationQueryImpl::NewLC( aSessionImpl,
       
   124 			aNamespaceDef, aSession );
       
   125     CleanupStack::Pop( self );
       
   126     return self;
       
   127 	}
       
   128 
       
   129 CMdERelationQueryImpl* CMdERelationQueryImpl::NewLC( CMdESessionImpl& aSessionImpl,
       
   130 		CMdENamespaceDef& aNamespaceDef, RMdEEngineSession& aSession )
       
   131 	{
       
   132 	CMdERelationQueryImpl* self = new ( ELeave ) CMdERelationQueryImpl( aSessionImpl, aNamespaceDef );
       
   133     CleanupStack::PushL( self );
       
   134     self->ConstructL( aSessionImpl, aSession );
       
   135     return self;
       
   136 	}
       
   137 
       
   138 CMdERelationQueryImpl::CMdERelationQueryImpl( CMdESessionImpl& aSessionImpl, CMdENamespaceDef& aNamespaceDef )
       
   139     : CMdERelationQuery( aSessionImpl, aNamespaceDef )
       
   140     {
       
   141     }
       
   142 
       
   143 
       
   144 void CMdERelationQueryImpl::ConstructL( CMdESessionImpl& aSessionImpl,
       
   145     RMdEEngineSession& aSession )
       
   146     {
       
   147     RelationQueryConstructL();
       
   148     iAsyncFind = CMdEAsynchronousFindAO::NewL( *this, aSessionImpl, aSession );
       
   149     }
       
   150 
       
   151 
       
   152 CMdERelationQueryImpl::~CMdERelationQueryImpl()
       
   153     {
       
   154 	delete iAsyncFind;
       
   155     }
       
   156 
       
   157 
       
   158 void CMdERelationQueryImpl::DoFindL( TUint aMaxCount, TUint aNotifyCount )
       
   159     {
       
   160     iAsyncFind->DoFindL( aMaxCount, aNotifyCount );
       
   161     SetState( EStateSearching );
       
   162     }
       
   163 
       
   164     
       
   165 void CMdERelationQueryImpl::DoCancel()
       
   166     {
       
   167     // Stop searching.
       
   168     iAsyncFind->Cancel();
       
   169     SetState( EStateError );
       
   170     }
       
   171 
       
   172 void CMdERelationQueryImpl::DoNotifyResultsL( RPointerArray<CMdEInstanceItem>& aResultList )
       
   173     {
       
   174     NotifyNewResultsL( aResultList );
       
   175     }
       
   176 
       
   177 void CMdERelationQueryImpl::DoNotifyResultsL( RArray<TItemId>& aResultIdList )
       
   178     {
       
   179     NotifyNewResultsL( aResultIdList );
       
   180     }
       
   181 
       
   182 void CMdERelationQueryImpl::DoNotifyResults( TUint32 aResultCount )
       
   183     {
       
   184     NotifyNewResults( aResultCount );
       
   185     }
       
   186 
       
   187 void CMdERelationQueryImpl::DoNotifyCompleted( TInt aError )
       
   188     {
       
   189     SetState( aError ? EStateError : EStateCompleted );
       
   190     NotifyCompleted( aError );
       
   191     }
       
   192 
       
   193 
       
   194 CMdEEventQueryImpl::CMdEEventQueryImpl( CMdESessionImpl& aSessionImpl, CMdENamespaceDef& aNamespaceDef )
       
   195     : CMdEEventQuery( aSessionImpl, aNamespaceDef )
       
   196     {
       
   197     }
       
   198 
       
   199 
       
   200 CMdEEventQueryImpl* CMdEEventQueryImpl::NewL( CMdESessionImpl& aSessionImpl,
       
   201 		CMdENamespaceDef& aNamespaceDef, RMdEEngineSession& aSession )
       
   202 	{
       
   203 	CMdEEventQueryImpl* self = CMdEEventQueryImpl::NewLC( aSessionImpl,
       
   204 			aNamespaceDef, aSession );
       
   205     CleanupStack::Pop( self );
       
   206     return self;
       
   207 	}
       
   208 
       
   209 CMdEEventQueryImpl* CMdEEventQueryImpl::NewLC( CMdESessionImpl& aSessionImpl,
       
   210 		CMdENamespaceDef& aNamespaceDef, RMdEEngineSession& aSession )
       
   211 	{
       
   212 	CMdEEventQueryImpl* self = new ( ELeave ) CMdEEventQueryImpl( aSessionImpl, aNamespaceDef );
       
   213     CleanupStack::PushL( self );
       
   214     self->ConstructL( aSessionImpl, aSession );
       
   215     return self;
       
   216 	}
       
   217 
       
   218 void CMdEEventQueryImpl::ConstructL( CMdESessionImpl& aSessionImpl,
       
   219     RMdEEngineSession& aSession )
       
   220     {
       
   221     EventQueryConstructL();
       
   222     iAsyncFind = CMdEAsynchronousFindAO::NewL( *this, aSessionImpl, aSession );
       
   223     }
       
   224 
       
   225 
       
   226 CMdEEventQueryImpl::~CMdEEventQueryImpl()
       
   227     {
       
   228 	delete iAsyncFind;
       
   229     }
       
   230 
       
   231 
       
   232 void CMdEEventQueryImpl::DoFindL( TUint aMaxCount, TUint aNotifyCount )
       
   233     {
       
   234     iAsyncFind->DoFindL( aMaxCount, aNotifyCount );
       
   235     SetState( EStateSearching );
       
   236     }
       
   237 
       
   238 
       
   239 void CMdEEventQueryImpl::DoCancel()
       
   240     {
       
   241     // Stop searching.
       
   242     iAsyncFind->Cancel();
       
   243     SetState( EStateError );
       
   244     }
       
   245 
       
   246 void CMdEEventQueryImpl::DoNotifyResultsL( RPointerArray<CMdEInstanceItem>& aResultList )
       
   247     {
       
   248     NotifyNewResultsL( aResultList );
       
   249     }
       
   250 
       
   251 void CMdEEventQueryImpl::DoNotifyResultsL( RArray<TItemId>& aResultIdList )
       
   252     {
       
   253     NotifyNewResultsL( aResultIdList );
       
   254     }
       
   255 
       
   256 void CMdEEventQueryImpl::DoNotifyResults( TUint32 aResultCount )
       
   257     {
       
   258     NotifyNewResults( aResultCount );
       
   259     }
       
   260 
       
   261 void CMdEEventQueryImpl::DoNotifyCompleted( TInt aError )
       
   262     {
       
   263     SetState( aError ? EStateError : EStateCompleted );
       
   264     NotifyCompleted( aError );
       
   265     }