try {//下面这段函数必须得带上try。。。不然报错
			   //
			   PrintWriter out =  new PrintWriter(  
					    new OutputStreamWriter(  
					        new FileOutputStream("yourfilepath"),  
					        "UTF-8")); 
		        String line;
		        for(i = 0;i < timeaddlist.size();i++) {
		        	out.println(timeaddlist.get(i));
		        }
		        out.close();
	        } catch (IOException e) {
	            e.printStackTrace();
	        }