}
public Collection evaluateGetCollScalar(EventBean[] eventsPerStream, ExprEvaluatorContext context) {
int agentInstanceId = context.getAgentInstanceIds()[0];
ExprPreviousEvalStrategy strategy = strategies.getArray()[agentInstanceId];
return strategy.evaluateGetCollScalar(eventsPerStream, context);
}
public EventBean evaluateGetEventBean(EventBean[] eventsPerStream, ExprEvaluatorContext context) {
int agentInstanceId = context.getAgentInstanceIds()[0];
ExprPreviousEvalStrategy strategy = strategies.getArray()[agentInstanceId];