harvester/server/src/reharvesterao.cpp
changeset 0 c53acadfccc6
child 19 82c0024438c8
equal deleted inserted replaced
-1:000000000000 0:c53acadfccc6
       
     1 /*
       
     2 * Copyright (c) 2006-2009 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:  Active Object which actually performs the re-harvesting of the files*
       
    15 */
       
    16 
       
    17 #include "reharvesterao.h"
       
    18 #include "harvesterlog.h"
       
    19 #include "mdeobject.h"
       
    20 #include "mdsutils.h"
       
    21 
       
    22 const TInt KResumeTime = 2000000;  //microseconds
       
    23 const TInt KTimeIncrease = 500000; //microseconds
       
    24 const TInt KTimeLimit = 30000000;    //microseconds
       
    25 
       
    26 // ---------------------------------------------------------------------------
       
    27 // NewLC
       
    28 // ---------------------------------------------------------------------------
       
    29 //
       
    30 CReHarvesterAO* CReHarvesterAO::NewLC()
       
    31 	{
       
    32     WRITELOG( "CReHarvesterAO::NewLC() - begin" );
       
    33     
       
    34 	CReHarvesterAO* self = new (ELeave) CReHarvesterAO();
       
    35 	CleanupStack::PushL( self );
       
    36 	self->ConstructL();
       
    37 	return self;
       
    38 	}
       
    39 // ---------------------------------------------------------------------------
       
    40 // NewL
       
    41 // ---------------------------------------------------------------------------
       
    42 //
       
    43 CReHarvesterAO* CReHarvesterAO::NewL()
       
    44 	{  
       
    45     WRITELOG( "CReHarvesterAO::NewL() - begin" );
       
    46     
       
    47 	CReHarvesterAO* self = CReHarvesterAO::NewLC();
       
    48 	CleanupStack::Pop( self );
       
    49 	return self;
       
    50 	}
       
    51 
       
    52 // ---------------------------------------------------------------------------
       
    53 // CReHarvesterAO
       
    54 // ---------------------------------------------------------------------------
       
    55 //
       
    56 CReHarvesterAO::CReHarvesterAO() : CActive( CActive::EPriorityStandard ),
       
    57     iQueue( NULL ), iDelay( KResumeTime )
       
    58  	{
       
    59     WRITELOG( "CReHarvesterAO::CReHarvesterAO()" );
       
    60  	}
       
    61  	
       
    62 // ---------------------------------------------------------------------------
       
    63 // ~CReHarvesterAO
       
    64 // ---------------------------------------------------------------------------
       
    65 //
       
    66 CReHarvesterAO::~CReHarvesterAO()
       
    67 	{
       
    68 	WRITELOG( "CReHarvesterAO::~CReHarvesterAO()" );
       
    69 	
       
    70 	Cancel();
       
    71 	iItems.ResetAndDestroy();
       
    72 	iItems.Close();
       
    73 	iTimer.Close();
       
    74 	}
       
    75 
       
    76 // ---------------------------------------------------------------------------
       
    77 // ConstructL
       
    78 // ---------------------------------------------------------------------------
       
    79 //
       
    80 void CReHarvesterAO::ConstructL()
       
    81 	{
       
    82 	WRITELOG( "CReHarvesterAO::ConstructL()" );
       
    83 	
       
    84 	CActiveScheduler::Add( this );
       
    85 	iTimer.CreateLocal();
       
    86 	}
       
    87 
       
    88 // ---------------------------------------------------------------------------
       
    89 // RunL
       
    90 // ---------------------------------------------------------------------------
       
    91 //
       
    92 void CReHarvesterAO::RunL()
       
    93 	{
       
    94 	WRITELOG( "ATTENTION!!! CReHarvesterAO::RunL" );
       
    95 	User::LeaveIfError( iStatus.Int() );
       
    96 	if ( iItems.Count() > 0 )
       
    97 	    {
       
    98 	    while( iItems.Count() > 0 )
       
    99     	    {
       
   100     	    CHarvesterData* item = iItems[0];
       
   101     	    iQueue->MonitorEvent( item );
       
   102     	    iItems.Remove( 0 );
       
   103     	    }
       
   104 	    
       
   105 	    iItems.Compress();
       
   106 	    
       
   107 	    iDelay += KTimeIncrease;
       
   108 	    if( iDelay > KTimeLimit )
       
   109 	        {
       
   110 	        iDelay = KResumeTime;
       
   111 	        }
       
   112 	    
       
   113 	    const TTimeIntervalMicroSeconds32 delay = TTimeIntervalMicroSeconds32( iDelay );
       
   114     	iTimer.After( iStatus, delay );
       
   115 	    SetActive();
       
   116 	    }
       
   117 	}
       
   118 	
       
   119 // ---------------------------------------------------------------------------
       
   120 // DoCancel
       
   121 // ---------------------------------------------------------------------------
       
   122 //
       
   123 void CReHarvesterAO::DoCancel()
       
   124 	{
       
   125 	WRITELOG( "CReHarvesterAO::DoCancel()" );
       
   126 	}
       
   127 	
       
   128 // ---------------------------------------------------------------------------
       
   129 // RunError
       
   130 // ---------------------------------------------------------------------------
       
   131 //
       
   132 TInt CReHarvesterAO::RunError( TInt aError )
       
   133 	{
       
   134 	if (aError != KErrNone)
       
   135 		{	
       
   136 		WRITELOG1( "CReHarvesterAO::RunError - error: %d", aError );
       
   137 		}
       
   138 	return KErrNone;
       
   139 	}
       
   140 
       
   141 // ---------------------------------------------------------------------------
       
   142 // SetHarvesterQueue
       
   143 // ---------------------------------------------------------------------------
       
   144 //
       
   145 void CReHarvesterAO::SetHarvesterQueue( CHarvesterQueue* aQueue )
       
   146     {
       
   147     WRITELOG( "CReHarvesterAO::SetHarvesterQueue()" );
       
   148     iQueue = aQueue;
       
   149     }
       
   150     
       
   151 // ---------------------------------------------------------------------------
       
   152 // AddItem
       
   153 // ---------------------------------------------------------------------------
       
   154 //
       
   155 void CReHarvesterAO::AddItem( CHarvesterData* aItem )
       
   156     {
       
   157     WRITELOG( "CReHarvesterAO::AddItem()" );
       
   158     aItem->SetErrorCode( KErrNone );
       
   159     // check if already exists
       
   160     for( TInt i = iItems.Count(); --i >= 0; )
       
   161         {
       
   162         if ( MdsUtils::Compare( iItems[i]->Uri(), aItem->Uri() ) == 0 )
       
   163             {
       
   164 #ifdef _DEBUG
       
   165             WRITELOG1("CReHarvesterAO::AddItem() - %S already exists in re-harvester queue", &aItem->Uri() );
       
   166 #endif
       
   167             delete aItem;
       
   168             return;
       
   169             }
       
   170         }
       
   171     
       
   172     CMdEObject* mdeObject = &aItem->MdeObject();
       
   173     if( mdeObject )
       
   174     	{
       
   175     	delete mdeObject;
       
   176     	aItem->SetMdeObject( NULL );
       
   177     	}
       
   178     
       
   179     iItems.Append( aItem );
       
   180     
       
   181     iDelay = KResumeTime;
       
   182     const TTimeIntervalMicroSeconds32 delay = TTimeIntervalMicroSeconds32( iDelay );
       
   183     
       
   184     if ( !IsActive() )
       
   185         {
       
   186         iTimer.After( iStatus, delay );
       
   187         SetActive();
       
   188         }
       
   189     }
       
   190     
       
   191 // ---------------------------------------------------------------------------
       
   192 // CheckItem
       
   193 // ---------------------------------------------------------------------------
       
   194 //
       
   195 void CReHarvesterAO::CheckItem( CHarvesterData& aItem )
       
   196     {
       
   197     WRITELOG( "CReHarvesterAO::CheckItem()" );
       
   198     
       
   199     for( TInt i = iItems.Count(); --i >= 0; )
       
   200         {
       
   201         CHarvesterData* item = iItems[i];
       
   202         if ( aItem.Uri().CompareC( item->Uri(), 1, NULL ) != 0 )
       
   203             {
       
   204             continue;
       
   205             }
       
   206         // found matching item
       
   207 	    iItems.Remove( i );
       
   208 	    delete item;
       
   209         }
       
   210     
       
   211     if ( iItems.Count() == 0 )
       
   212         {
       
   213         WRITELOG( "CReHarvesterAO::CheckItem() - item count 0" );
       
   214         
       
   215         iItems.Compress();
       
   216         
       
   217         Cancel();
       
   218         iTimer.Cancel();
       
   219         }
       
   220     }
       
   221 
       
   222 // ---------------------------------------------------------------------------
       
   223 // ItemsInQueue
       
   224 // ---------------------------------------------------------------------------
       
   225 //
       
   226 TInt CReHarvesterAO::ItemsInQueue()
       
   227 	{
       
   228 	return iItems.Count();
       
   229 	}