/// <summary>
/// TODO:这个方法 总是会报异常 原因不明确 ErrorException of type 'Java.Lang.RuntimeException' was thrown.
/// </summary>
/// <param name="path"></param>
/// <returns></returns>
public Bitmap getBitmap(string path)
{
try
{
Java.Net.URL url = new Java.Net.URL(path);
LogManager.WriteSystemLog("Java.Net.URL url = new Java.Net.URL(path)");
Java.Net.HttpURLConnection conn = (Java.Net.HttpURLConnection)url.OpenConnection();
LogManager.WriteSystemLog("Java.Net.HttpURLConnection conn = (Java.Net.HttpURLConnection)url.OpenConnection();");
conn.ConnectTimeout = 4000;
conn.RequestMethod = "GET";
LogManager.WriteSystemLog(" conn.RequestMethod = GET;");
if (conn.ResponseCode == Java.Net.HttpStatus.Ok)
{
LogManager.WriteSystemLog("status ok");
Bitmap bitmap = BitmapFactory.DecodeStream(conn.InputStream);
LogManager.WriteSystemLog(" conn.RequestMethod = GET;");
return(bitmap);
}
else
{
var re = conn.ResponseCode;
LogManager.WriteSystemLog("status not ok");
// LogManager.WriteSystemLog("ReCode:" + re.ToString());
}
}
catch (Exception ex)
{
// LogManager.WriteSystemLog("getBitmap:Error" + ex.stat);
}
return(null);
}
public Bitmap getBitmap(string path)
{
try
{
Java.Net.URL url = new Java.Net.URL(path);
Java.Net.HttpURLConnection conn = (Java.Net.HttpURLConnection)url.OpenConnection();
conn.ConnectTimeout = 3000;
conn.RequestMethod = "GET";
if (conn.ResponseCode == Java.Net.HttpStatus.Ok)
{
Bitmap bitmap = BitmapFactory.DecodeStream(conn.InputStream);
return(bitmap);
}
else
{
var re = conn.ResponseCode;
//算求来
}
}
catch (Exception ex)
{
//LogManager.WriteSpeechErrorLog("getBitmap:Error" + ex.Message);
Toast.MakeText(this, ex.Message, ToastLength.Long);
}
return(null);
}
protected override string RunInBackground(params string[] @params)
{
for (int i = 0; i <= 2; i++)
{
try
{
String sourceFileUri = MainActivity.rec_video_uri[i];
Java.Net.HttpURLConnection conn = null;
DataOutputStream dos = null;
String lineEnd = "\r\n";
String twoHyphens = "--";
String boundary = "*****";
int bytesRead, bytesAvailable, bufferSize;
byte[] buffer;
int maxBufferSize = 1 * 1024 * 1024;
File sourceFile = new File(sourceFileUri);
if (sourceFile.IsFile)
{
try
{
String upLoadServerUri = "http://140.114.28.134/VideoUpload/uploads/upload.php";
// Ppen a URL connection to the Server
FileInputStream fileInputStream = new FileInputStream(
sourceFile);
Java.Net.URL url = new Java.Net.URL(upLoadServerUri);
// Open a HTTP connection to the URL
conn = (Java.Net.HttpURLConnection)url.OpenConnection();
conn.DoInput = true; // Allow Inputs
conn.DoOutput = true; // Allow Outputs
conn.UseCaches = false; // Don't use a Cached Copy
conn.RequestMethod = "POST";
conn.SetRequestProperty("Connection", "Keep-Alive");
conn.SetRequestProperty("ENCTYPE", "multipart/form-data");
conn.SetRequestProperty("Content-Type",
"multipart/form-data;boundary=" + boundary);
conn.SetRequestProperty("upload_name", sourceFileUri);
dos = new DataOutputStream(conn.OutputStream);
dos.WriteBytes(twoHyphens + boundary + lineEnd);
dos.WriteBytes("Content-Disposition: form-data; name=\"upload_name\";filename=\""
+ sourceFileUri + "\"" + lineEnd);
dos.WriteBytes(lineEnd);
// Create a buffer of maximum size
bytesAvailable = fileInputStream.Available();
bufferSize = Math.Min(bytesAvailable, maxBufferSize);
buffer = new byte[bufferSize];
// Read file and write
bytesRead = fileInputStream.Read(buffer, 0, bufferSize);
while (bytesRead > 0)
{
dos.Write(buffer, 0, bufferSize);
bytesAvailable = fileInputStream.Available();
bufferSize = Math
.Min(bytesAvailable, maxBufferSize);
bytesRead = fileInputStream.Read(buffer, 0,
bufferSize);
}
// Send multipart form data necesssary after file
dos.WriteBytes(lineEnd);
dos.WriteBytes(twoHyphens + boundary + twoHyphens
+ lineEnd);
// Responses from the server (code and message)
serverResponseCode = conn.ResponseCode;
String serverResponseMessage = conn
.ResponseMessage;
// Close the streams
fileInputStream.Close();
dos.Flush();
dos.Close();
}
catch (Exception e)
{
System.Console.WriteLine(e.ToString());
}
} // End if-else block
}
catch (Exception ex)
{
System.Console.WriteLine(ex.ToString());
}
}
progressDialog.Dismiss();
return("Finished");
}
public Authorization Authenticate(HttpURLConnection request, ICredentials credentials)
{
if (parser == null)
throw new InvalidOperationException ();
if (request == null)
return null;
lastUse = DateTime.Now;
var uri = new Uri (request.URL.ToString ());
NetworkCredential cred = credentials.GetCredential (uri, "digest");
if (cred == null)
return null;
string userName = cred.UserName;
if (String.IsNullOrEmpty (userName))
return null;
string password = cred.Password;
var auth = new StringBuilder ();
auth.Append ($"Digest username=\"{userName}\", ");
auth.Append ($"realm=\"{Realm}\", ");
auth.Append ($"nonce=\"{Nonce}\", ");
auth.Append ($"uri=\"{uri.PathAndQuery}\", ");
if (Algorithm != null) { // hash algorithm (only MD5 in RFC2617)
auth.Append ($"algorithm=\"{Algorithm}\", ");
}
auth.Append ($"response=\"{Response (userName, password, request)}\", ");
if (QOP != null) { // quality of protection (server decision)
auth.Append ($"qop=\"{QOP}\", ");
}
lock (this) {
// _nc MUST NOT change from here...
// number of request using this nonce
if (QOP != null) {
auth.Append ($"nc={_nc.ToString ("X8")}, ");
_nc++;
}
// until here, now _nc can change
}
if (CNonce != null) // opaque value from the client
auth.Append ($"cnonce=\"{CNonce}\", ");
if (Opaque != null) // exact same opaque value as received from server
auth.Append ($"opaque=\"{Opaque}\", ");
auth.Length -= 2; // remove ", "
return new Authorization (auth.ToString ());
}
string HA2(HttpURLConnection webRequest)
{
var uri = new Uri (webRequest.URL.ToString ());
string ha2 = $"{webRequest.RequestMethod}:{uri.PathAndQuery}";
if (QOP == "auth-int") {
// TODO
// ha2 += String.Format (":{0}", hentity);
}
return HashToHexString (ha2);
}
string Response(string username, string password, HttpURLConnection webRequest)
{
string response = $"{HA1 (username, password)}:{Nonce}:";
if (QOP != null)
response += $"{_nc.ToString ("X8")}:{CNonce}:{QOP}:";
response += HA2 (webRequest);
return HashToHexString (response);
}
void AddHeaders (HttpURLConnection conn, HttpHeaders headers)
{
if (headers == null)
return;
foreach (KeyValuePair<string, IEnumerable<string>> header in headers) {
conn.SetRequestProperty (header.Key, header.Value != null ? String.Join (",", header.Value) : String.Empty);
}
}
void SetupRequestBody (HttpURLConnection conn, HttpRequestMessage request)
{
if (request.Content == null) {
// Pilfered from System.Net.Http.HttpClientHandler:SendAync
if (HttpMethod.Post.Equals (request.Method) || HttpMethod.Put.Equals (request.Method) || HttpMethod.Delete.Equals (request.Method)) {
// Explicitly set this to make sure we're sending a "Content-Length: 0" header.
// This fixes the issue that's been reported on the forums:
// http://forums.xamarin.com/discussion/17770/length-required-error-in-http-post-since-latest-release
conn.SetRequestProperty ("Content-Length", "0");
}
return;
}
conn.DoOutput = true;
long? contentLength = request.Content.Headers.ContentLength;
if (contentLength != null)
conn.SetFixedLengthStreamingMode ((int)contentLength);
else
conn.SetChunkedStreamingMode (0);
}
void HandlePreAuthentication (HttpURLConnection httpConnection)
{
AuthenticationData data = PreAuthenticationData;
if (!PreAuthenticate || data == null)
return;
ICredentials creds = data.UseProxyAuthentication ? Proxy?.Credentials : Credentials;
if (creds == null) {
if (Logger.LogNet)
Logger.Log (LogLevel.Info, LOG_APP, $"Authentication using scheme {data.Scheme} requested but no credentials found. No authentication will be performed");
return;
}
IAndroidAuthenticationModule auth = data.Scheme == AuthenticationScheme.Unsupported ? data.AuthModule : authModules.Find (m => m?.Scheme == data.Scheme);
if (auth == null) {
if (Logger.LogNet)
Logger.Log (LogLevel.Info, LOG_APP, $"Authentication module for scheme '{data.Scheme}' not found. No authentication will be performed");
return;
}
Authorization authorization = auth.Authenticate (data.Challenge, httpConnection, creds);
if (authorization == null) {
if (Logger.LogNet)
Logger.Log (LogLevel.Info, LOG_APP, $"Authorization module {auth.GetType ()} for scheme {data.Scheme} returned no authorization");
return;
}
if (Logger.LogNet)
Logger.Log (LogLevel.Info, LOG_APP, $"Authentication header '{data.UseProxyAuthentication ? "Proxy-Authorization" : "Authorization"}' will be set to '{authorization.Message}'");
httpConnection.SetRequestProperty (data.UseProxyAuthentication ? "Proxy-Authorization" : "Authorization", authorization.Message);
}
/// <summary>
/// Configure the <see cref="HttpURLConnection"/> before the request is sent. This method is meant to be overriden
/// by applications which need to perform some extra configuration steps on the connection. It is called with all
/// the request headers set, pre-authentication performed (if applicable) but before the request body is set
/// (e.g. for POST requests). The default implementation in AndroidClientHandler does nothing.
/// </summary>
/// <param name="request">Request data</param>
/// <param name="conn">Pre-configured connection instance</param>
protected virtual void SetupRequest (HttpRequestMessage request, HttpURLConnection conn)
{
AssertSelf ();
}
void CopyHeaders (HttpURLConnection httpConnection, HttpResponseMessage response)
{
IDictionary <string, IList <string>> headers = httpConnection.HeaderFields;
foreach (string key in headers.Keys) {
if (key == null) // First header entry has null key, it corresponds to the response message
continue;
HttpHeaders item_headers;
string kind;
if (known_content_headers.Contains (key)) {
kind = "content";
item_headers = response.Content.Headers;
} else {
kind = "response";
item_headers = response.Headers;
}
item_headers.TryAddWithoutValidation (key, headers [key]);
}
}
HttpResponseMessage DoProcessRequest (HttpRequestMessage request, HttpURLConnection httpConnection, CancellationToken cancellationToken)
{
if (Logger.LogNet)
Logger.Log (LogLevel.Info, LOG_APP, $"{this}.DoProcessRequest ()");
httpConnection.RequestMethod = request.Method.ToString ();
try {
if (Logger.LogNet)
Logger.Log (LogLevel.Info, LOG_APP, $" connecting");
httpConnection.Connect ();
if (Logger.LogNet)
Logger.Log (LogLevel.Info, LOG_APP, $" connected");
} catch (Java.Net.ConnectException ex) {
if (Logger.LogNet)
Logger.Log (LogLevel.Info, LOG_APP, $"Connection exception {ex}");
// Wrap it nicely in a "standard" exception so that it's compatible with HttpClientHandler
throw new WebException (ex.Message, ex, WebExceptionStatus.ConnectFailure, null);
}
var statusCode = (HttpStatusCode)httpConnection.ResponseCode;
var connectionUri = new Uri (httpConnection.URL.ToString ());
// If the request was redirected we need to put the new URL in the request
request.RequestUri = connectionUri;
var ret = new AndroidHttpResponseMessage {
RequestMessage = request,
ReasonPhrase = httpConnection.ResponseMessage,
StatusCode = statusCode,
};
if (Logger.LogNet)
Logger.Log (LogLevel.Info, LOG_APP, $"Status code: {statusCode}");
if (statusCode == HttpStatusCode.Unauthorized || statusCode == HttpStatusCode.ProxyAuthenticationRequired) {
// We don't resend the request since that would require new set of credentials if the
// ones provided in Credentials are invalid (or null) and that, in turn, may require asking the
// user which is not something that should be taken care of by us and in this
// context. The application should be responsible for this.
// HttpClientHandler throws an exception in this instance, but I think it's not a good
// idea. We'll return the response message with all the information required by the
// application to fill in the blanks and provide the requested credentials instead.
//
// We should return the body of the response too but, alas, the Java client will throw
// a, wait for it, FileNotFound exception if we attempt to access the input stream. So
// no body, just a dummy. Java FTW!
ret.Content = new StringContent ("Unauthorized", Encoding.ASCII);
CopyHeaders (httpConnection, ret);
if (ret.Headers.WwwAuthenticate != null) {
ProxyAuthenticationRequested = false;
CollectAuthInfo (ret.Headers.WwwAuthenticate);
} else if (ret.Headers.ProxyAuthenticate != null) {
ProxyAuthenticationRequested = true;
CollectAuthInfo (ret.Headers.ProxyAuthenticate);
}
ret.RequestedAuthentication = RequestedAuthentication;
return ret;
}
if (!IsErrorStatusCode (statusCode)) {
if (Logger.LogNet)
Logger.Log (LogLevel.Info, LOG_APP, $"Reading...");
Stream inputStream = new BufferedStream (httpConnection.InputStream);
if (decompress_here) {
string[] encodings = httpConnection.ContentEncoding?.Split (',');
if (encodings != null) {
if (encodings.Contains (GZIP_ENCODING, StringComparer.OrdinalIgnoreCase))
inputStream = new GZipStream (inputStream, CompressionMode.Decompress);
else if (encodings.Contains (DEFLATE_ENCODING, StringComparer.OrdinalIgnoreCase))
inputStream = new DeflateStream (inputStream, CompressionMode.Decompress);
}
}
ret.Content = new StreamContent (inputStream);
} else {
if (Logger.LogNet)
Logger.Log (LogLevel.Info, LOG_APP, $"Status code is {statusCode}, returning empty content");
// For 400 >= response code <= 599 the Java client throws the FileNotFound exeption when attempting to read from the connection
// Client tests require we return no content here
ret.Content = new StringContent (String.Empty, Encoding.ASCII);
}
CopyHeaders (httpConnection, ret);
IEnumerable <string> cookieHeaderValue;
if (!UseCookies || CookieContainer == null || !ret.Headers.TryGetValues ("Set-Cookie", out cookieHeaderValue) || cookieHeaderValue == null) {
if (Logger.LogNet)
Logger.Log (LogLevel.Info, LOG_APP, $"No cookies");
return ret;
}
try {
if (Logger.LogNet)
Logger.Log (LogLevel.Info, LOG_APP, $"Parsing cookies");
CookieContainer.SetCookies (connectionUri, String.Join (",", cookieHeaderValue));
} catch (Exception ex) {
// We don't want to terminate the response because of a bad cookie, hence just reporting
// the issue. We might consider adding a virtual method to let the user handle the
// issue, but not sure if it's really needed. Set-Cookie header will be part of the
// header collection so the user can always examine it if they spot an error.
if (Logger.LogNet)
Logger.Log (LogLevel.Info, LOG_APP, $"Failed to parse cookies in the server response. {ex.GetType ()}: {ex.Message}");
}
if (Logger.LogNet)
Logger.Log (LogLevel.Info, LOG_APP, $"Returning");
return ret;
}
async Task <HttpResponseMessage> ProcessRequest (HttpRequestMessage request, HttpURLConnection httpConnection, CancellationToken cancellationToken)
{
cancellationToken.ThrowIfCancellationRequested ();
httpConnection.InstanceFollowRedirects = AllowAutoRedirect;
RequestedAuthentication = null;
ProxyAuthenticationRequested = false;
return await Task<HttpResponseMessage>.Factory.StartNew (() => DoProcessRequest (request, httpConnection, cancellationToken), cancellationToken).ConfigureAwait (false);
}
