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public static InputStream post(String url, byte[] PostData) {
URL u = null;
HttpURLConnection con = null;
InputStream inputStream = null;
// 尝试发送请求
try {
u = new URL(url);
con = (HttpURLConnection) u.openConnection();
con.setRequestMethod("POST");
con.setDoOutput(true);
con.setDoInput(true);
con.setUseCaches(false);
con.setRequestProperty("Content-Type", "binary/octet-stream");
OutputStream outStream = con.getOutputStream();
outStream.write(PostData);
outStream.flush();
outStream.close();
} catch (Exception e) {
e.printStackTrace();
} finally {
if (con != null) {
con.disconnect();
}
}
// 读取返回内容
try {
// 读取返回内容
inputStream = con.getInputStream();
} catch (Exception e) {
e.printStackTrace();
}
return inputStream;
}
InputStream in = request.getInputStream();
int length = in.available();