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//------------------------------------------------------------
// Copyright (c) Microsoft Corporation. All rights reserved.
//------------------------------------------------------------
namespace System.Xml
{
using System.IO;
using System.Collections;
using System.Text;
using System.Diagnostics;
using System.Globalization;
using System.Runtime.Serialization;
using System.Runtime;
using System.Threading;
using System.Collections.Generic;
abstract class XmlNodeWriter
{
static XmlNodeWriter nullNodeWriter;
static public XmlNodeWriter Null
{
get
{
if (nullNodeWriter == null)
nullNodeWriter = new XmlNullNodeWriter();
return nullNodeWriter;
}
}
internal virtual AsyncCompletionResult WriteBase64TextAsync(AsyncEventArgs<XmlNodeWriterWriteBase64TextArgs> state)
{
// We do not guard this invocation. The caller of the NodeWriter should ensure that that
// they override the FastAsync guard clause for the XmlDictionaryWriter and that the
// nodeWriter has an implemenation for WriteBase64TextAsync.
throw Fx.AssertAndThrow("WriteBase64TextAsync not implemented.");
}
public virtual IAsyncResult BeginWriteBase64Text(byte[] trailBuffer, int trailCount, byte[] buffer, int offset, int count, AsyncCallback callback, object state)
{
return new WriteBase64TextAsyncResult(trailBuffer, trailCount, buffer, offset, count, this, callback, state);
}
public virtual void EndWriteBase64Text(IAsyncResult result)
{
WriteBase64TextAsyncResult.End(result);
}
public abstract void Flush();
public abstract void Close();
public abstract void WriteDeclaration();
public abstract void WriteComment(string text);
public abstract void WriteCData(string text);
public abstract void WriteStartElement(string prefix, string localName);
public virtual void WriteStartElement(byte[] prefixBuffer, int prefixOffset, int prefixLength, byte[] localNameBuffer, int localNameOffset, int localNameLength)
{
WriteStartElement(Encoding.UTF8.GetString(prefixBuffer, prefixOffset, prefixLength), Encoding.UTF8.GetString(localNameBuffer, localNameOffset, localNameLength));
}
public abstract void WriteStartElement(string prefix, XmlDictionaryString localName);
public abstract void WriteEndStartElement(bool isEmpty);
public abstract void WriteEndElement(string prefix, string localName);
public virtual void WriteEndElement(byte[] prefixBuffer, int prefixOffset, int prefixLength, byte[] localNameBuffer, int localNameOffset, int localNameLength)
{
WriteEndElement(Encoding.UTF8.GetString(prefixBuffer, prefixOffset, prefixLength), Encoding.UTF8.GetString(localNameBuffer, localNameOffset, localNameLength));
}
public abstract void WriteXmlnsAttribute(string prefix, string ns);
public virtual void WriteXmlnsAttribute(byte[] prefixBuffer, int prefixOffset, int prefixLength, byte[] nsBuffer, int nsOffset, int nsLength)
{
WriteXmlnsAttribute(Encoding.UTF8.GetString(prefixBuffer, prefixOffset, prefixLength), Encoding.UTF8.GetString(nsBuffer, nsOffset, nsLength));
}
public abstract void WriteXmlnsAttribute(string prefix, XmlDictionaryString ns);
public abstract void WriteStartAttribute(string prefix, string localName);
public virtual void WriteStartAttribute(byte[] prefixBuffer, int prefixOffset, int prefixLength, byte[] localNameBuffer, int localNameOffset, int localNameLength)
{
WriteStartAttribute(Encoding.UTF8.GetString(prefixBuffer, prefixOffset, prefixLength), Encoding.UTF8.GetString(localNameBuffer, localNameOffset, localNameLength));
}
public abstract void WriteStartAttribute(string prefix, XmlDictionaryString localName);
public abstract void WriteEndAttribute();
public abstract void WriteCharEntity(int ch);
public abstract void WriteEscapedText(string value);
public abstract void WriteEscapedText(XmlDictionaryString value);
public abstract void WriteEscapedText(char[] chars, int offset, int count);
public abstract void WriteEscapedText(byte[] buffer, int offset, int count);
public abstract void WriteText(string value);
public abstract void WriteText(XmlDictionaryString value);
public abstract void WriteText(char[] chars, int offset, int count);
public abstract void WriteText(byte[] buffer, int offset, int count);
public abstract void WriteInt32Text(int value);
public abstract void WriteInt64Text(Int64 value);
public abstract void WriteBoolText(bool value);
public abstract void WriteUInt64Text(UInt64 value);
public abstract void WriteFloatText(float value);
public abstract void WriteDoubleText(double value);
public abstract void WriteDecimalText(decimal value);
public abstract void WriteDateTimeText(DateTime value);
public abstract void WriteUniqueIdText(UniqueId value);
public abstract void WriteTimeSpanText(TimeSpan value);
public abstract void WriteGuidText(Guid value);
public abstract void WriteStartListText();
public abstract void WriteListSeparator();
public abstract void WriteEndListText();
public abstract void WriteBase64Text(byte[] trailBuffer, int trailCount, byte[] buffer, int offset, int count);
public abstract void WriteQualifiedName(string prefix, XmlDictionaryString localName);
class XmlNullNodeWriter : XmlNodeWriter
{
public override void Flush() { }
public override void Close() { }
public override void WriteDeclaration() { }
public override void WriteComment(string text) { }
public override void WriteCData(string text) { }
public override void WriteStartElement(string prefix, string localName) { }
public override void WriteStartElement(byte[] prefixBuffer, int prefixOffset, int prefixLength, byte[] localNameBuffer, int localNameOffset, int localNameLength) { }
public override void WriteStartElement(string prefix, XmlDictionaryString localName) { }
public override void WriteEndStartElement(bool isEmpty) { }
public override void WriteEndElement(string prefix, string localName) { }
public override void WriteEndElement(byte[] prefixBuffer, int prefixOffset, int prefixLength, byte[] localNameBuffer, int localNameOffset, int localNameLength) { }
public override void WriteXmlnsAttribute(string prefix, string ns) { }
public override void WriteXmlnsAttribute(byte[] prefixBuffer, int prefixOffset, int prefixLength, byte[] nsBuffer, int nsOffset, int nsLength) { }
public override void WriteXmlnsAttribute(string prefix, XmlDictionaryString ns) { }
public override void WriteStartAttribute(string prefix, string localName) { }
public override void WriteStartAttribute(byte[] prefixBuffer, int prefixOffset, int prefixLength, byte[] localNameBuffer, int localNameOffset, int localNameLength) { }
public override void WriteStartAttribute(string prefix, XmlDictionaryString localName) { }
public override void WriteEndAttribute() { }
public override void WriteCharEntity(int ch) { }
public override void WriteEscapedText(string value) { }
public override void WriteEscapedText(XmlDictionaryString value) { }
public override void WriteEscapedText(char[] chars, int offset, int count) { }
public override void WriteEscapedText(byte[] buffer, int offset, int count) { }
public override void WriteText(string value) { }
public override void WriteText(XmlDictionaryString value) { }
public override void WriteText(char[] chars, int offset, int count) { }
public override void WriteText(byte[] buffer, int offset, int count) { }
public override void WriteInt32Text(int value) { }
public override void WriteInt64Text(Int64 value) { }
public override void WriteBoolText(bool value) { }
public override void WriteUInt64Text(UInt64 value) { }
public override void WriteFloatText(float value) { }
public override void WriteDoubleText(double value) { }
public override void WriteDecimalText(decimal value) { }
public override void WriteDateTimeText(DateTime value) { }
public override void WriteUniqueIdText(UniqueId value) { }
public override void WriteTimeSpanText(TimeSpan value) { }
public override void WriteGuidText(Guid value) { }
public override void WriteStartListText() { }
public override void WriteListSeparator() { }
public override void WriteEndListText() { }
public override void WriteBase64Text(byte[] trailBuffer, int trailCount, byte[] buffer, int offset, int count) { }
public override void WriteQualifiedName(string prefix, XmlDictionaryString localName) { }
}
class WriteBase64TextAsyncResult : ScheduleActionItemAsyncResult
{
byte[] trailBuffer;
int trailCount;
byte[] buffer;
int offset;
int count;
XmlNodeWriter nodeWriter;
public WriteBase64TextAsyncResult(byte[] trailBuffer, int trailCount, byte[] buffer, int offset, int count, XmlNodeWriter nodeWriter, AsyncCallback callback, object state)
: base(callback, state)
{
Fx.Assert(nodeWriter != null, "nodeWriter should never be null");
this.trailBuffer = trailBuffer;
this.trailCount = trailCount;
this.buffer = buffer;
this.offset = offset;
this.count = count;
this.nodeWriter = nodeWriter;
Schedule();
}
protected override void OnDoWork()
{
this.nodeWriter.WriteBase64Text(this.trailBuffer, this.trailCount, this.buffer, this.offset, this.count);
}
}
}
}
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