jobLineIDsWithOrphans

	private static NSArray<Integer> jobLineIDsWithOrphans( EOEditingContext ec, String companyNumber, Integer customerID  ) {
		NSMutableArray<EOQualifier> a = new NSMutableArray<>();

		if( companyNumber != null ) {
			a.addObject( JoblineOrphan.COMPANY_NUMBER.eq( companyNumber ) );
		}

		if( customerID != null ) {
			a.addObject( JoblineOrphan.CUSTOMER_ID.eq( customerID ) );
		}

		EOAndQualifier q = new EOAndQualifier( a );
		EOFetchSpecification fs = new EOFetchSpecification( JoblineOrphan.ENTITY_NAME, q, null );
		fs.setFetchesRawRows( true );
		fs.setRawRowKeyPaths( new NSArray<>( "jobLineID" ) );
		NSArray<NSDictionary> fetched = ec.objectsWithFetchSpecification( fs );
		return (NSArray<Integer>)fetched.valueForKey( "jobLineID" );
	}