package com.justin.log;

import com.justin.config.*;

/**
 * @author Justin
 *
 *　單例模式．日志記錄，此類負責向用戶界面及控制臺寫信息（Debug開啟狀態下）
 */
public class LogServer {
	private ConfigManager config = null;
	private static DisplayHost disHost = null;
	private static LogServer log = null;
	private boolean isDebug;
	private LogServer(){
		config = ConfigManager.getInstance();
		isDebug = config.isDebug();
	};
	
	public synchronized static LogServer getInstance(){
		if(log == null){
			log = new LogServer();
		}
		return log;
	}

	//設置輸出界面
	public synchronized void initiateLog(DisplayHost host) {
		disHost = host;
	}
	
	public synchronized void showMessage(String Msg) {
		if (disHost != null) {
			disHost.showMessage(Msg);
		}
		if (isDebug){
			System.out.println(Msg);
		}			
	}
}