package foundation.capacity;

import java.util.HashMap;
import java.util.Map;

public class CurrentActor {

	private ActorTarget defaultActor;
	private Map<String, ActorTarget> onlineActors;
	
	public CurrentActor() {
		onlineActors = new HashMap<String, ActorTarget>();
	}

	public ActorTarget get(String onlineCode) {
		//1. 
		if (onlineCode == null) {
			return defaultActor;
		}
		
		//2.
		synchronized (onlineActors) {
			ActorTarget result = onlineActors.get(onlineCode);
			
			if (result == null) {
				result = defaultActor;
			}
			
			return result;
		}
	}

	public void set(String onlineCode, ActorTarget result) {
		//1. 
		if (onlineCode == null) {
			return;
		}
		
		//2.
		defaultActor = result;
	}
	
	public ActorTarget getDefault() {
		return defaultActor;
	}

	public void setDefault(ActorTarget actor) {
		this.defaultActor = actor;
	}

	public boolean isEmptyDefault() {
		return defaultActor == null;
	}
	
}