URL postURL = new URL("http://localhost:8080/webTest/TestSerlvte");
HttpURLConnection conn = (HttpURLConnection) postURL.openConnection();
conn.setDoOutput(true);
conn.setDoInput(true);
// conn.setConnectTimeout(5 * 1000);
// PUT请求
conn.setRequestMethod("PUT");
conn.setUseCaches(false);
conn.setInstanceFollowRedirects(true);
// json格式上传的模式
conn.setRequestProperty("Content-Type", "application/json;charset=utf-8");
conn.setRequestProperty("header1", "header1Text1");
conn.setRequestProperty("header2", "header1Text2");
String payload = "{\"appid\":6,\"appkey\":\"0cf0vGD/ClIrVmvVT/r5hEutH5M=\",\"openid\":200}";
// OutputStreamWriter osw = new OutputStreamWriter(conn.getOutputStream());
//解决中文乱码
PrintWriter osw = new PrintWriter(new OutputStreamWriter(conn.getOutputStream(),"utf-8"));
osw.write(payload);
osw.flush();
osw.close();
System.out.println(conn.getResponseCode());
if (conn.getResponseCode() == 200) {
InputStreamReader isr = new InputStreamReader(conn.getInputStream());
BufferedReader br = new BufferedReader(isr);
String inputLine = null;
while ((inputLine = br.readLine()) != null) {
result += inputLine;
isr.close();
conn.disconnect();
else {
//如果出错，一定要检查URL对没有！
BufferedReader br = new BufferedReader(new InputStreamReader((conn.getErrorStream())));
String jsontxt = br.readLine();
br.close();
conn.disconnect();
catch (Exception e)
System.out.println(e.getMessage());
@Override
protected void doPut(HttpServletRequest req, HttpServletResponse resp)
throws ServletException, IOException {
System.out.println("我是PUT");
req.getHeader("header4");
System.out.println("header4" + "----" + req.getHeader("header4"));
ServletInputStream inputStream = req.getInputStream();
StringBuilder content = new StringBuilder();
byte[] b = new byte[req.getContentLength()];
int lens = -1;
while ((lens = inputStream.read(b)) > 0) {
content.append(new String(b, 0, lens));
String strcont = content.toString();// 内容
resp.setHeader("resp1", "resp1Text");
super.doPut(req, resp);
