-1
我曾尝试它的每一个问题在这里,但我的代码仍然返回400,为每一个我尝试做的请求,我没有得到什么,我做错了。HttpURLConnection的POST返回400错误的请求
HttpURLConnection connection = null;
InputStream in = null;
try {
URL url = new URL(uri);
connection = (HttpURLConnection) url.openConnection();
connection.setReadTimeout(10000);
connection.setConnectTimeout(20000);
connection.setRequestMethod("POST");
connection.setRequestProperty("Content-type", "application/x-www-form-urlencoded");
connection.setDoInput(true);
connection.setDoOutput(true);
String query = "";
if (Validator.isNotNull(paramsMap) && !paramsMap.isEmpty()) {
Uri.Builder builder = new Uri.Builder();
for (Map.Entry<String, String> entry : paramsMap.entrySet()) {
builder.appendQueryParameter(entry.getKey(), entry.getValue());
}
query = builder.build().getEncodedQuery();
}
if (!query.isEmpty()) {
OutputStream os = connection.getOutputStream();
BufferedWriter writer = new BufferedWriter(new OutputStreamWriter(os, "UTF-8"));
writer.write(query);
writer.flush();
writer.close();
os.close();
}
connection.connect();
int status = connection.getResponseCode();
if (status == 200) {
in = connection.getInputStream();
} else {
in = connection.getErrorStream();
}
} finally {
connection.disconnect();
}
return in;
你有权访问远程服务器上的API日志吗?建立连接看起来不错,但不知道你应该怎么来发送或您的API要求什么,我不认为有足够的信息去。 –
你明白约400状态? – Loc
@MichaelDodd它应该SE ND 3个参数,用户名,电子邮件和grant_type,这也正是我与Uri.Builder做,我debbuged和它做对,我猜。 –