Java小工具：TimingTools

/**
 * 
 * @author yanglk <br>
 *         Create Time：2017-11-13 16:48:37<br>
 *         <a href="mailto:yanglk2010@sina.com">yanglk2010@sina.com</a>
 * @since 1.0
 * @version 1.0
 */
public class TimingTools {
	private final static Logger logger = LoggerFactory.getLogger(TimingTools.class);
	
	private final static ThreadLocal<Map<String, Long>> timeMap = ThreadLocal.withInitial(()->new HashMap<>());
	
	/**
	 * 模擬js中console.time("log"),console.timeEnd("log");
	 * 結果顯示log:%dms
	 * 
	 * @param name 輸入名稱
	 */
	public static void time(String name) {
		if(validate(name)) return;
		getMap().put(name, System.currentTimeMillis());
	}
	
	public static void timeEnd(String name) {
		try {
			if(validate(name)) return;
			logger.debug("{}:{}ms", name, (System.currentTimeMillis()-getMap().get(name)));
		}finally {
			getMap().remove(name);
		}
	}
	
	private static Map<String, Long> getMap(){
		return timeMap.get();
	}
	
	private static boolean validate(String name) {
		if(name==null||name.trim().length()<=0||getMap().get(name)==null) {
			logger.info("TimingTools.timeEnd 輸入參數[name]不能爲空");
			return true;
		}
		return false;
	}

}