Quintiq file version 2.0 
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#parent: #root 
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Method MPSyncPeriodSpecification_MP ( 
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  Boolean isoverwritemanualconfig, 
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  IOPeriodSpecification_MPs ioperiodspecification_mps 
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) 
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{ 
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  Description: 'Synchronization of PeriodSpecification_MP for MPSync' 
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  TextBody: 
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  [* 
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    // Select a set of existing PeriodSpecification_MP 
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    existing := selectset( this, PeriodSpecification_MP, item, not item.IsDummyPlanningPeriod() ); 
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    updates := construct( PeriodSpecification_MPs ); 
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    // Traverse the new set of valid PeriodSpecification_MP 
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    traverse( ioperiodspecification_mps , Elements, io, io.IsValid() ) 
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    { 
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      indexkey := io.ID(); 
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      // Find existing PeriodSpecification_MP 
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      objectinstance := PeriodSpecification_MP::FindPeriodSpecificationTypeIndex( indexkey ); 
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      // If no existing PeriodSpecification_MP is found, create one 
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      if( isnull( objectinstance ) ) 
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      { 
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        objectinstance := PeriodSpecification_MP::Create( indexkey, 
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                                                          this, 
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                                                          io.TimeUnit(), 
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                                                          io.NrOfTimeUnit(), 
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                                                          io.PeriodAlignment(), 
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                                                          io.NrOfHistoricalPeriod(), 
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                                                          io.NrOfFuturePeriod(), 
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                                                          true, 
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                                                          io.IsUsedForPlanning(), 
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                                                          false );  
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      } 
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      // Else if the PeriodSpecification_MP is not manually configured or the imported instance should overwrite manual configuration, 
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      // update the existing PeriodSpecification_MP 
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      else if( not objectinstance.IsManuallyConfigured() or isoverwritemanualconfig ) 
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      { 
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        // Update PeriodSpecification_MP 
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        objectinstance.Update( io.ID(), 
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                               io.TimeUnit(), 
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                               io.NrOfTimeUnit(), 
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                               io.PeriodAlignment(), 
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                               io.NrOfHistoricalPeriod(), 
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                               io.NrOfFuturePeriod(), 
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                               true, 
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                               true, 
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                               io.IsUsedForPlanning(), 
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                               false /*iscleanupactuals*/ );  // No need to clean up useless actuals (pispips and unitperiods) during import 
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        updates.Add( objectinstance ); 
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      } 
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      if( not isnull( objectinstance ) ) 
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      { 
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       objectinstance.CustomUpdate( io, isoverwritemanualconfig );   
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      } 
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    } 
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    // Get the set of old PeriodSpecification_MP to be deleted 
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    tobedeleteset := existing.Difference( updates ); 
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    // Traverse the set of PeriodSpecification_MP to be deleted 
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    // Only delete PeriodSpecification_MP that is not manually configured or the imported instance should overwrite manual configuration 
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    traverse( tobedeleteset, Elements, ele, 
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              not ele.IsManuallyConfigured() or isoverwritemanualconfig ) 
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    { 
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      ele.Delete(); 
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    } 
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  *] 
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} 
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