本文整理汇总了C#中System.Xml.XmlTextReader.ReadBase64方法的典型用法代码示例。如果您正苦于以下问题:C# XmlTextReader.ReadBase64方法的具体用法?C# XmlTextReader.ReadBase64怎么用?C# XmlTextReader.ReadBase64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.Xml.XmlTextReader
的用法示例。
在下文中一共展示了XmlTextReader.ReadBase64方法的7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: Load
public static void Load(string filePath, object options)
{
Byte[] buffer = new Byte[80];
MemoryStream ms;
BinaryFormatter bf = new BinaryFormatter();
System.Xml.XmlTextReader reader = new XmlTextReader(filePath);
while (reader.Read())
{
switch (reader.NodeType)
{
case XmlNodeType.Element:
if (reader.HasAttributes)
{
string name = reader.Name;
string val = reader.GetAttribute("Value");
ms = new MemoryStream();
int count = 0;
do
{
count = reader.ReadBase64(buffer, 0 , buffer.Length);
ms.Write(buffer, 0,count);
}
while (count == buffer.Length);
ms.Position = 0;
if (val != "null")
{
try
{
object da = bf.Deserialize(ms);
Console.Write("Applying {0} : ", name);
options.GetType().GetProperty(name).SetValue(options, da, null);
Console.WriteLine("OK");
}
catch (System.Runtime.Serialization.SerializationException e)
{
Console.WriteLine("FAIL: {0}",e.Message);
}
}
}
break;
}
}
reader.Close();
}
示例2: ReadBase64Test2
public void ReadBase64Test2 ()
{
string xml = "<root/>";
XmlTextReader xtr = new XmlTextReader (new StringReader (xml));
xtr.Read ();
byte [] data = new byte [1];
xtr.ReadBase64 (data, 0, 1);
while (!xtr.EOF)
xtr.Read ();
xml = "<root></root>";
xtr = new XmlTextReader (new StringReader (xml));
xtr.Read ();
xtr.ReadBase64 (data, 0, 1);
while (!xtr.EOF)
xtr.Read ();
}
示例3: ReadBase64
public void ReadBase64 ()
{
byte [] bytes = new byte [] {4,14,54,114,134,184,254,255};
string base64 = "<root><foo>BA42coa44</foo></root>";
XmlTextReader xtr = new XmlTextReader (base64, XmlNodeType.Document, null);
byte [] bytes2 = new byte [10];
xtr.Read (); // root
xtr.Read (); // foo
this.AssertNodeValues (xtr, XmlNodeType.Element, 1, false, "foo", String.Empty,
"foo", String.Empty, String.Empty, 0);
AssertEquals (6, xtr.ReadBase64 (bytes2, 0, 10));
this.AssertNodeValues (xtr, XmlNodeType.EndElement, 0, false, "root", String.Empty,
"root", String.Empty, String.Empty, 0);
Assert (!xtr.Read ());
AssertEquals (4, bytes2 [0]);
AssertEquals (14, bytes2 [1]);
AssertEquals (54, bytes2 [2]);
AssertEquals (114, bytes2 [3]);
AssertEquals (134, bytes2 [4]);
AssertEquals (184, bytes2 [5]);
AssertEquals (0, bytes2 [6]);
xtr.Close ();
xtr = new XmlTextReader (base64, XmlNodeType.Document, null);
bytes2 = new byte [10];
xtr.Read (); // root
xtr.Read (); // foo
this.AssertNodeValues (xtr, XmlNodeType.Element, 1, false, "foo", String.Empty,
"foo", String.Empty, String.Empty, 0);
// Read less than 4 (i.e. one Base64 block)
AssertEquals (1, xtr.ReadBase64 (bytes2, 0, 1));
this.AssertNodeValues (xtr, XmlNodeType.Element, 1, false, "foo", String.Empty,
"foo", String.Empty, String.Empty, 0);
AssertEquals (4, bytes2 [0]);
AssertEquals (5, xtr.ReadBase64 (bytes2, 0, 10));
this.AssertNodeValues (xtr, XmlNodeType.EndElement, 0, false, "root", String.Empty,
"root", String.Empty, String.Empty, 0);
Assert (!xtr.Read ());
AssertEquals (14, bytes2 [0]);
AssertEquals (54, bytes2 [1]);
AssertEquals (114, bytes2 [2]);
AssertEquals (134, bytes2 [3]);
AssertEquals (184, bytes2 [4]);
AssertEquals (0, bytes2 [5]);
while (!xtr.EOF)
xtr.Read ();
xtr.Close ();
}
示例4: ExportItemPost
public static bool ExportItemPost(string ServerVersion, string sItemId, string sFile)
{
bool bSuccess = false;
string sResponseText = string.Empty;
System.Net.HttpWebRequest oHttpWebRequest = null;
EwsProxyFactory.CreateHttpWebRequest(ref oHttpWebRequest);
// Build request body...
string EwsRequest = TemplateEwsRequests.ExportItems;
EwsRequest = EwsRequest.Replace("##RequestServerVersion##", ServerVersion);
EwsRequest = EwsRequest.Replace("##ItemId##", sItemId);
try
{
// Use request to do POST to EWS so we get back the data for the item to export.
byte[] bytes = Encoding.UTF8.GetBytes(EwsRequest);
oHttpWebRequest.ContentLength = bytes.Length;
using (Stream requestStream = oHttpWebRequest.GetRequestStream())
{
requestStream.Write(bytes, 0, bytes.Length);
requestStream.Flush();
requestStream.Close();
}
// Get response
HttpWebResponse oHttpWebResponse = (HttpWebResponse)oHttpWebRequest.GetResponse();
StreamReader oStreadReader = new StreamReader(oHttpWebResponse.GetResponseStream());
sResponseText = oStreadReader.ReadToEnd();
// OK?
if (oHttpWebResponse.StatusCode == HttpStatusCode.OK)
{
int BUFFER_SIZE = 1024;
int iReadBytes = 0;
XmlDocument oDoc = new XmlDocument();
XmlNamespaceManager namespaces = new XmlNamespaceManager(oDoc.NameTable);
namespaces.AddNamespace("m", "http://schemas.microsoft.com/exchange/services/2006/messages");
oDoc.LoadXml(sResponseText);
XmlNode oData = oDoc.SelectSingleNode("//m:Data", namespaces);
// Write base 64 encoded text Data XML string into a binary base 64 text/XML file
BinaryWriter oBinaryWriter = new BinaryWriter(File.Open(sFile, FileMode.Create));
StringReader oStringReader = new StringReader(oData.OuterXml);
XmlTextReader oXmlTextReader = new XmlTextReader(oStringReader);
oXmlTextReader.MoveToContent();
byte[] buffer = new byte[BUFFER_SIZE];
do
{
iReadBytes = oXmlTextReader.ReadBase64(buffer, 0, BUFFER_SIZE);
oBinaryWriter.Write(buffer, 0, iReadBytes);
}
while (iReadBytes >= BUFFER_SIZE);
oXmlTextReader.Close();
oBinaryWriter.Flush();
oBinaryWriter.Close();
bSuccess = true;
}
}
finally
{
}
return bSuccess;
}
示例5: DeserializeObject
private NuGenPropertyInfoCollection DeserializeObject(XmlTextReader xmlTextReader)
{
Debug.Assert(xmlTextReader != null, "xmlTextReader != null");
NuGenPropertyInfoCollection propertyInfoCollection = new NuGenPropertyInfoCollection();
xmlTextReader.Read();
while (!xmlTextReader.EOF)
{
if (xmlTextReader.IsStartElement())
{
this.OnDeserializing(EventArgs.Empty);
string propertyString = xmlTextReader.Name;
bool isKey = xmlTextReader.GetAttribute(Resources.XmlAttribute_IsKey) == Resources.XmlValue_True;
bool isRef = xmlTextReader.MoveToAttribute(Resources.XmlAttribute_IsRef);
bool isList = xmlTextReader.MoveToAttribute(Resources.XmlAttribute_IsList);
NuGenPropertyInfo propertyInfo = new NuGenPropertyInfo(
XmlConvert.DecodeName(NuGenSerializer.GetPropertyFromString(propertyString)),
null,
isKey,
isRef,
isList
);
if (xmlTextReader.GetAttribute(Resources.XmlAttribute_IsNull) == Resources.XmlValue_True)
{
propertyInfo.Value = null;
}
else if (xmlTextReader.GetAttribute(Resources.XmlAttribute_IsSer) != null)
{
string refAttrValue = xmlTextReader.GetAttribute(Resources.XmlAttribute_Ref);
if (refAttrValue != null)
{
propertyInfo.ReferenceCode = int.Parse(refAttrValue, CultureInfo.InvariantCulture);
}
string typeAttrValue = xmlTextReader.GetAttribute(Resources.XmlAttribute_Type);
Type typeFromAttr = NuGenSerializer.StringToType[typeAttrValue] as Type;
if (typeFromAttr == null)
{
propertyInfo.Value = NuGenActivator.CreateObject(typeAttrValue);
}
else
{
propertyInfo.Value = NuGenActivator.CreateObject(typeFromAttr);
}
propertyInfo.IsSerializable = true;
INuGenSerializable serializable = (INuGenSerializable)propertyInfo.Value;
serializable.Deserialize(_converter, xmlTextReader);
_graph.Add(serializable, propertyInfo.ReferenceCode);
}
else if (propertyInfo.IsReference)
{
propertyInfo.ReferenceCode = int.Parse(xmlTextReader.GetAttribute(Resources.XmlAttribute_IsRef), CultureInfo.InvariantCulture);
}
else if (propertyInfo.IsList)
{
propertyInfo.Count = int.Parse(xmlTextReader.GetAttribute(Resources.XmlAttribute_Count), CultureInfo.InvariantCulture);
if ((propertyInfo.Count > 0) && !xmlTextReader.IsEmptyElement)
{
propertyInfo.Properties = this.DeserializeObject(xmlTextReader);
}
}
else if (!propertyInfo.IsKey)
{
if (xmlTextReader.GetAttribute(Resources.XmlAttribute_IsImage) == Resources.XmlValue_True)
{
int bufferLength = int.Parse(xmlTextReader.GetAttribute(Resources.XmlAttribute_Length), CultureInfo.InvariantCulture);
byte[] buffer = new byte[bufferLength];
xmlTextReader.ReadBase64(buffer, 0, bufferLength);
propertyInfo.Value = NuGenImageConverter.BytesToImage(buffer);
}
else if (xmlTextReader.GetAttribute(Resources.XmlAttribute_IsEmfImage) == Resources.XmlValue_True)
{
int bufferLength = int.Parse(xmlTextReader.GetAttribute(Resources.XmlAttribute_Length), CultureInfo.InvariantCulture);
byte[] buffer = new byte[bufferLength];
xmlTextReader.ReadBase64(buffer, 0, bufferLength);
propertyInfo.Value = NuGenMetafileConverter.BytesToMetafile(buffer);
}
else
{
propertyInfo.Value = xmlTextReader.ReadString();
}
}
else if (propertyInfo.IsKey)
{
string attrRef = xmlTextReader.GetAttribute(Resources.XmlAttribute_Ref);
if (attrRef != null)
{
propertyInfo.ReferenceCode = int.Parse(attrRef, CultureInfo.InvariantCulture);
//.........这里部分代码省略.........
示例6: DeserializeIcon
public static System.Drawing.Icon DeserializeIcon(XmlElement xml)
{
System.Drawing.Icon img = null;
if (xml == null || xml.InnerText == "")
return null;
bool bDecodeBinHex = false;
if (xml.HasAttribute("encoding") && xml.GetAttribute("encoding") == "binhex")
bDecodeBinHex = true;
System.IO.StringReader sr = new System.IO.StringReader(xml.OuterXml);
System.Xml.XmlTextReader xr = new System.Xml.XmlTextReader(sr);
System.IO.MemoryStream mem = new System.IO.MemoryStream(1024);
// Skip <image> to data
xr.Read();
byte[] base64 = new byte[1024];
int base64len = 0;
if (bDecodeBinHex)
{
do
{
base64len = xr.ReadBinHex(base64, 0, 1024);
if (base64len > 0)
mem.Write(base64, 0, base64len);
} while (base64len != 0);
}
else
{
do
{
base64len = xr.ReadBase64(base64, 0, 1024);
if (base64len > 0)
mem.Write(base64, 0, base64len);
} while (base64len != 0);
}
mem.Position = 0;
img = new System.Drawing.Icon(mem);
return img;
}
示例7: DeserializeImage
/// <summary>
/// XML element is expected to be something like <image>Image data Base64 encoded</image>
/// </summary>
/// <param name="xml">Image data</param>
/// <returns></returns>
public static System.Drawing.Image DeserializeImage(XmlElement xml)
{
System.Drawing.Image img = null;
if (xml == null || xml.InnerText == "")
return null;
System.IO.StringReader sr = new System.IO.StringReader(xml.OuterXml);
System.Xml.XmlTextReader xr = new System.Xml.XmlTextReader(sr);
System.IO.MemoryStream mem = new System.IO.MemoryStream(1024);
// Skip <image> to data
xr.Read();
byte[] base64 = new byte[1024];
int base64len = 0;
do
{
base64len = xr.ReadBase64(base64, 0, 1024);
if (base64len > 0)
mem.Write(base64, 0, base64len);
} while (base64len != 0);
img = System.Drawing.Image.FromStream(mem);
return img;
}