java读txt

//TODO
        String pathname = "/test/test.txt"; 
        try (FileReader reader = new FileReader(pathname);
             BufferedReader br = new BufferedReader(reader) // 建立一个对象，它把文件内容转成计算机能读懂的语言
        ) {
            String line;
            //网友推荐更加简洁的写法
            while ((line = br.readLine()) != null) {
                // 一次读入一行数据
//                System.out.println(line);
                String[] str = line.split("\t");
                String result = "update product set path='"+str[1]+"'"+" where id="+str[0]+";";
                System.out.println(result);
            }
        } catch (IOException e) {
            e.printStackTrace();
        }