package chat.server.call;

import java.lang.reflect.Method;

import org.apache.log4j.Logger;

import chat.server.im.DataPool;
import chat.server.im.ResultPool;
import chat.user.Session;
import chat.user.User;


public abstract class CallObject extends MethodPublisher {

	protected static Logger logger;
	protected Session session;
	protected User user;
	protected DataPool dataPool;
	protected ResultPool resultPool;
	
	static {
		logger = Logger.getLogger(CallObject.class);
	}
	
	public CallObject() {

	}
	
	public void exec(Session session, Operator operator, DataPool dataPool, ResultPool resultPool) {
		try {
			Method method = getOneMethod(operator.getMethod());
			
			if (method == null) {
				method = methodMap.get("call");
			}
			
			if (method != null) {
				this.session = session;
				
				if (session != null) {
					this.user = session.getUser();
				}
				
				this.dataPool = dataPool;
				this.resultPool = resultPool;
				
				try {
					method.invoke(this);
				}
				catch (Exception e) {
					e.printStackTrace();
				}
			}
			else {
				resultPool.error(ResultCode.Error_Path_NotExists);
			}
		}
		catch (Exception e) {
			e.printStackTrace();
		}
	}
	
	protected void onError(Exception e) throws Exception {
		logger.error(e);
		
		if (logger.isTraceEnabled()) {
			e.printStackTrace();
		}
	}

}