输入url地址读取txt文件

/** * Created by qqg on 2018/1/3. */import java.io.BufferedReader;import java.io.FileNotFoundException;import java.io.IOException;import java.io.InputStreamReader;import java.net.HttpURLConnection;import java.net.URL;import java.net.URLConnection;public class w{    private static String openFile(String filePath) {        int HttpResult; // 服务器返回的状态        String ee = new String();        try        {            URL url =new URL(filePath); // 创建URL            URLConnection urlconn = url.openConnection(); // 试图连接并取得返回状态码            urlconn.connect();            HttpURLConnection httpconn =(HttpURLConnection)urlconn;            HttpResult = httpconn.getResponseCode();            if(HttpResult != HttpURLConnection.HTTP_OK) {                System.out.print("无法连接到");            } else {                int filesize = urlconn.getContentLength(); // 取数据长度                InputStreamReader isReader = new InputStreamReader(urlconn.getInputStream(),"UTF-8");                BufferedReader reader = new BufferedReader(isReader);                StringBuffer buffer = new StringBuffer();                String line; // 用来保存每行读取的内容                line = reader.readLine(); // 读取第一行                while (line != null) { // 如果 line 为空说明读完了                    buffer.append(line); // 将读到的内容添加到 buffer 中                    buffer.append(" "); // 添加换行符                    line = reader.readLine(); // 读取下一行                }                System.out.print(buffer.toString());                ee = buffer.toString();            }        }        catch (FileNotFoundException e) {            e.printStackTrace();        }        catch (IOException e) {            e.printStackTrace();        }        return  ee;    }    public static void main(String[] args){    System.out.print(w.openFile("http://******/hrmsstatic/SensitiveWord.txt"));    }}