本文整理汇总了C#中System.Text.UTF8Encoding.GetDecoder方法的典型用法代码示例。如果您正苦于以下问题：C# UTF8Encoding.GetDecoder方法的具体用法？C# UTF8Encoding.GetDecoder怎么用？C# UTF8Encoding.GetDecoder使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类System.Text.UTF8Encoding的用法示例。
在下文中一共展示了UTF8Encoding.GetDecoder方法的15个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C#代码示例。
示例1: decryptPassword1
public static string decryptPassword1(string sData)
{
string result = "";
try
{
System.Text.UTF8Encoding encoder = new System.Text.UTF8Encoding();
System.Text.Decoder utf8Decode = encoder.GetDecoder();
byte[] todecode_byte = Convert.FromBase64String(sData);
int charCount = utf8Decode.GetCharCount(todecode_byte, 0, todecode_byte.Length);
char[] decoded_char = new char[charCount];
utf8Decode.GetChars(todecode_byte, 0, todecode_byte.Length, decoded_char, 0);
result = new string(decoded_char);
}
catch
{
}
return result;
}示例2: DecodeBase64
/// <summary>
/// Decodeaza textul din base 64
/// </summary>
/// <param name="text">Textul</param>
/// <param name="deviation">Adevarat daca textul este deviat</param>
/// <returns></returns>
public static string DecodeBase64(string text, bool deviation)
{
try
{
var encoder = new UTF8Encoding();
Decoder utf8Decode = encoder.GetDecoder();
if (deviation)
{
// lungimea initiala a textului codat (dupa %)
int initialLength;
int indexOf = text.LastIndexOf('%');
int.TryParse(text.Substring(indexOf + 1), out initialLength);
text = Deviate(text.Substring(0, indexOf), -initialLength);
}
byte[] todecode_byte = Convert.FromBase64String(text);
int charCount = utf8Decode.GetCharCount(todecode_byte, 0, todecode_byte.Length);
char[] decoded_char = new char[charCount];
utf8Decode.GetChars(todecode_byte, 0, todecode_byte.Length, decoded_char, 0);
string result = new String(decoded_char);
return result;
}
catch (Exception)
{
return "";
}
}示例3: Decryptdata
public string Decryptdata(string imagepath)
{
string image = "";
if (imagepath != "")
{
string[] path = { "" };
path = imagepath.Split('/');
string baseurl = path[0];
string filename = path[1];
string[] withextention = { "" };
withextention = filename.Split('.');
string encryptpwd = withextention[0];
string extention = withextention[1];
string decryptpwd = string.Empty;
UTF8Encoding encodepwd = new UTF8Encoding();
Decoder Decode = encodepwd.GetDecoder();
byte[] todecode_byte = Convert.FromBase64String(encryptpwd);
int charCount = Decode.GetCharCount(todecode_byte, 0, todecode_byte.Length);
char[] decoded_char = new char[charCount];
Decode.GetChars(todecode_byte, 0, todecode_byte.Length, decoded_char, 0);
decryptpwd = new String(decoded_char);
image = baseurl + "/" + decryptpwd + "." + extention;
}
else
{
image = "~/Users/Images/Chrysanthemum.jpg";
}
return image;
}示例4: SubstituteArabicDigits
/// <summary>
/// based on http://weblogs.asp.net/abdullaabdelhaq/archive/2009/06/27/displaying-arabic-number.aspx
/// seems like a fairly expensive method to call so not sure if its suitable to use this everywhere
/// </summary>
/// <param name="input"></param>
/// <returns></returns>
public static string SubstituteArabicDigits(string input)
{
if (string.IsNullOrEmpty(input)) { return input; }
Encoding utf8 = new UTF8Encoding();
Decoder utf8Decoder = utf8.GetDecoder();
StringBuilder result = new StringBuilder();
Char[] translatedChars = new Char[1];
Char[] inputChars = input.ToCharArray();
Byte[] bytes = { 217, 160 };
foreach (Char c in inputChars)
{
if (Char.IsDigit(c))
{
// is this the key to it all? does adding 160 change to the unicode char for Arabic?
//So we can do the same with other languages using a different offset?
bytes[1] = Convert.ToByte(160 + Convert.ToInt32(char.GetNumericValue(c)));
utf8Decoder.GetChars(bytes, 0, 2, translatedChars, 0);
result.Append(translatedChars[0]);
}
else
{
result.Append(c);
}
}
return result.ToString();
}示例5: base64Decode
public static string base64Decode(string sData)
{
try
{
System.Text.UTF8Encoding encoder = new System.Text.UTF8Encoding();
System.Text.Decoder utf8Decode = encoder.GetDecoder();
byte[] todecode_byte = Convert.FromBase64String(sData);
int charCount = utf8Decode.GetCharCount(todecode_byte, 0, todecode_byte.Length);
char[] decoded_char = new char[charCount];
utf8Decode.GetChars(todecode_byte, 0, todecode_byte.Length, decoded_char, 0);
string result = new String(decoded_char);
return result;
}
catch (Exception ex)
{
throw new Exception("Error in base64Decode" + ex.Message);
}
}示例6: ConvertToArabicNumerals
private string ConvertToArabicNumerals(string input)
{
UTF8Encoding utf8Encoder = new UTF8Encoding();
Decoder utf8Decoder = utf8Encoder.GetDecoder();
StringBuilder convertedChars = new System.Text.StringBuilder();
char[] convertedChar = new char[1];
byte[] bytes = new byte[] { 217, 160 };
char[] inputCharArray = input.ToCharArray();
foreach (char c in inputCharArray)
{
if (char.IsDigit(c))
{
bytes[1] = System.Convert.ToByte(160 + char.GetNumericValue(c));
utf8Decoder.GetChars(bytes, 0, 2, convertedChar, 0);
convertedChars.Append(convertedChar[0]);
}
else
{
convertedChars.Append(c);
}
}
return convertedChars.ToString();
}示例7: Decode
public static string Decode( string data )
{
UTF8Encoding encoder = new UTF8Encoding( );
Decoder utf8Decode = encoder.GetDecoder( );
byte[ ] todecode_byte = Convert.FromBase64String( data );
return Decode( todecode_byte );
}示例8: DecodeBase64String
public static string DecodeBase64String(string encodedString)
{
byte[] bytes = Convert.FromBase64String(encodedString);
var encoder = new UTF8Encoding();
Decoder decoder = encoder.GetDecoder();
int charCount = decoder.GetCharCount(bytes, 0, bytes.Length);
var decodedMessage = new char[charCount];
decoder.GetChars(bytes, 0, bytes.Length, decodedMessage, 0);
return new string(decodedMessage);
}示例9: Page_Load
/// <summary>
/// Event, that triggers when the application page is loaded into the web browser
/// Listens to server and stores the mms messages in server
/// </summary>
/// <param name="sender">object, that caused this event</param>
/// <param name="e">Event that invoked this function</param>
protected void Page_Load(object sender, EventArgs e)
{
FileStream fileStream = null;
try
{
Random random = new Random();
DateTime currentServerTime = DateTime.UtcNow;
string receivedTime = currentServerTime.ToString("HH-MM-SS");
string receivedDate = currentServerTime.ToString("MM-dd-yyyy");
string inputStreamContents;
int stringLength;
int strRead;
Stream stream = Request.InputStream;
stringLength = Convert.ToInt32(stream.Length);
byte[] stringArray = new byte[stringLength];
strRead = stream.Read(stringArray, 0, stringLength);
inputStreamContents = System.Text.Encoding.UTF8.GetString(stringArray);
string[] splitData = Regex.Split(inputStreamContents, "</SenderAddress>");
string data = splitData[0].ToString();
string senderAddress = inputStreamContents.Substring(data.IndexOf("tel:") + 4, data.Length - (data.IndexOf("tel:") + 4));
string[] parts = Regex.Split(inputStreamContents, "--Nokia-mm-messageHandler-BoUnDaRy");
string[] lowerParts = Regex.Split(parts[2], "BASE64");
string[] imageType = Regex.Split(lowerParts[0], "image/");
int indexOfSemicolon = imageType[1].IndexOf(";");
string type = imageType[1].Substring(0, indexOfSemicolon);
UTF8Encoding encoder = new System.Text.UTF8Encoding();
Decoder utf8Decode = encoder.GetDecoder();
byte[] todecode_byte = Convert.FromBase64String(lowerParts[1]);
if (!Directory.Exists(Request.MapPath(ConfigurationManager.AppSettings["ImageDirectory"])))
{
Directory.CreateDirectory(Request.MapPath(ConfigurationManager.AppSettings["ImageDirectory"]));
}
string fileNameToSave = "From_" + senderAddress.Replace("+","") + "_At_" + receivedTime + "_UTC_On_" + receivedDate + random.Next();
fileStream = new FileStream(Request.MapPath(ConfigurationManager.AppSettings["ImageDirectory"]) + fileNameToSave + "." + type, FileMode.CreateNew, FileAccess.Write);
fileStream.Write(todecode_byte, 0, todecode_byte.Length);
}
catch
{ }
finally
{
if (null != fileStream)
{
fileStream.Close();
}
}
}示例10: DecodeFrom64
public static string DecodeFrom64(string encodedData)
{
System.Text.UTF8Encoding encoder = new System.Text.UTF8Encoding();
System.Text.Decoder utf8Decode = encoder.GetDecoder();
byte[] todecode_byte = Convert.FromBase64String(encodedData);
int charCount = utf8Decode.GetCharCount(todecode_byte, 0, todecode_byte.Length);
char[] decoded_char = new char[charCount];
utf8Decode.GetChars(todecode_byte, 0, todecode_byte.Length, decoded_char, 0);
string result = new String(decoded_char);
return result;
}示例11: base64Decode
String base64Decode(String data)
{
UTF8Encoding encoder = new System.Text.UTF8Encoding();
Decoder utf8Decode = encoder.GetDecoder();
Byte[] todecode_byte = Convert.FromBase64String(data);
int charCount = utf8Decode.GetCharCount(todecode_byte, 0, todecode_byte.Length);
Char[] decoded_char = new Char[charCount];
utf8Decode.GetChars(todecode_byte, 0, todecode_byte.Length, decoded_char, 0);
String result = new String(decoded_char);
return result;
}示例12: Decode
public static string Decode( byte[ ] todecode_byte )
{
UTF8Encoding encoder = new UTF8Encoding( );
Decoder utf8Decode = encoder.GetDecoder( );
int charCount = utf8Decode.GetCharCount( todecode_byte, 0, todecode_byte.Length );
char[ ] decoded_char = new char[ charCount ];
utf8Decode.GetChars( todecode_byte, 0, todecode_byte.Length, decoded_char, 0 );
return new String( decoded_char );
}示例13: Decryptdata
private string Decryptdata(string encryptpwd)
{
string decryptpwd = string.Empty;
UTF8Encoding encodepwd = new UTF8Encoding();
Decoder Decode = encodepwd.GetDecoder();
byte[] todecode_byte = Convert.FromBase64String(encryptpwd);
int charCount = Decode.GetCharCount(todecode_byte, 0, todecode_byte.Length);
char[] decoded_char = new char[charCount];
Decode.GetChars(todecode_byte, 0, todecode_byte.Length, decoded_char, 0);
decryptpwd = new String(decoded_char);
return decryptpwd;
}示例14: Base64Decode
public void Base64Decode()
{
var encoder = new System.Text.UTF8Encoding();
var utf8Decode = encoder.GetDecoder();
byte[] cadenaByte = Convert.FromBase64String(this.contenido);
int charCount = utf8Decode.GetCharCount(cadenaByte, 0, cadenaByte.Length);
char[] decodedChar = new char[charCount];
utf8Decode.GetChars(cadenaByte, 0, cadenaByte.Length, decodedChar, 0);
string result = new String(decodedChar);
this.contenido = result;
}示例15: Url_Decodificada
public string Url_Decodificada(string cadena)
{
var encoder = new System.Text.UTF8Encoding();
var utf8Decode = encoder.GetDecoder();
byte[] cadenaByte = Convert.FromBase64String(cadena);
int charCount = utf8Decode.GetCharCount(cadenaByte, 0, cadenaByte.Length);
char[] decodedChar = new char[charCount];
utf8Decode.GetChars(cadenaByte, 0, cadenaByte.Length, decodedChar, 0);
string result = new String(decodedChar);
return result;
}