public BIRTExternalContext( IReportContext context )
public BIRTExternalContext( )
	public BIRTExternalContext( IReportContext context )	{		this.context = context;		final Context cx = Context.enter( );		try		{			Scriptable scope = new ImporterTopLevel( cx );			scriptableContext = cx.getWrapFactory( ).wrapAsJavaObject( cx,					scope,					context,					null );		}		finally		{			Context.exit( );		}	}