我夹在中间。我想使用 HttpUrlConnection 实现 POST 方法来发布电子邮件、名称和密码以将用户注册到服务器。
这是我的代码:
public void createNewProfile(View view){
new Post().execute("http://myurl.com");
}
private class Post extends AsyncTask<String, Void, String>{
@Override
protected String doInBackground(String... params) {
try {
URL url = new URL("http://myurl.com");
HttpURLConnection conn = (HttpURLConnection) url.openConnection();
conn.setRequestMethod("POST");
conn.setDoInput(true);
conn.setDoOutput(true);
ContentValues values = new ContentValues();
values.put("email", "[email protected] /cdn-cgi/l/email-protection");
values.put("password", 123);
values.put("name","ABC");
OutputStream os = conn.getOutputStream();
BufferedWriter writer = new BufferedWriter(
new OutputStreamWriter(os, "UTF-8"));
writer.write(getQuery(values));
writer.flush();
writer.close();
os.close();
response = conn.getResponseCode();
conn.connect();
} catch (Exception e) {
// TODO Auto-generated catch block
e.printStackTrace();
Log.i("Result",String.valueOf(e));
}
return null;
}
private String getQuery(ContentValues values) throws UnsupportedEncodingException
{
StringBuilder result = new StringBuilder();
boolean first = true;
for (Map.Entry<String, Object> entry : values.valueSet())
{
if (first)
first = false;
else
result.append("&");
result.append(URLEncoder.encode(entry.getKey(), "UTF-8"));
result.append("=");
result.append(URLEncoder.encode(String.valueOf(entry.getValue()), "UTF-8"));
}
Log.i("Result",result.toString() +" "+ String.valueOf(response));
return result.toString();
}
}
我不知道我在哪里犯了错误。我收到以下回复
name=ABC&email=abc%40xyz.com&password=123 0
其中空格后的“0”是http响应码返回的响应码。
当我在浏览器中尝试时,我的 URL 是正确的。
我不知道我哪里错了;是我的服务器故障还是我的代码有错误,因为我认为我的代码没有任何交互处理。
我是 Android 开发的初学者,尝试了很多次和不同的代码,但出现错误。
请帮忙!
提前致谢。
尝试这样的事情:
try {
url = new URL(params[0]);
httpURLConnection = (HttpURLConnection) url.openConnection();
httpURLConnection.setDoInput(true);
httpURLConnection.setDoOutput(true);
httpURLConnection.setRequestMethod("POST");
outputStream = httpURLConnection.getOutputStream();
bufferedWriter = new BufferedWriter(new OutputStreamWriter(outputStream));
bufferedWriter.write(myValues);
bufferedWriter.flush();
int statusCode = httpURLConnection.getResponseCode();
Log.d(Constants.LOG_TAG, " The status code is " + statusCode);
if (statusCode == 200) {
inputStream = new BufferedInputStream(httpURLConnection.getInputStream());
response = convertInputStreamToString(inputStream);
Log.d(Constants.LOG_TAG, "The response is " + response);
JSONObject jsonObject = new JSONObject(response);
return true;
} else {
return false;
}
} catch (Exception e) {
e.printStackTrace();
} finally {
try {
if (inputStream != null) {
inputStream.close();
}
if (outputStream != null) {
outputStream.close();
}
} catch (Exception e) {
e.printStackTrace();
}
}
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