aggrObjList = new ArrayList( );
this.aggrObjList = new ArrayList( );
	public MultiPassExpressionCompiler( ResultSetPopulator rsPopulator,			BaseQuery query, Scriptable scope, List availableAggrObj )	{		this.rsPopulator = rsPopulator;		this.baseQuery = query;		this.scope = scope;		this.hasAggregate = false;		this.hasNesetedAggregate = false;		this.caculatedAggregateList = availableAggrObj;		aggrObjList = new ArrayList( );	}