internal Stream GetContentStream()
{
MimeWriterState mimeWriterState = this.state;
if (mimeWriterState != MimeWriterState.Start)
{
switch (mimeWriterState)
{
case MimeWriterState.Content:
case MimeWriterState.Closed:
break;
default:
this.state = MimeWriterState.Content;
this.bufferedWrite.Write(MimeGlobals.CRLF);
this.Flush();
this.contentStream = this.stream;
return(this.contentStream);
}
}
throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new InvalidOperationException(SR.GetString("MimeWriterInvalidStateForContent", new object[]
{
this.state.ToString()
})));
}
internal void StartPreface()
{
if (state != MimeWriterState.Start)
throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new InvalidOperationException(SR.GetString(SR.MimeWriterInvalidStateForStartPreface, state.ToString())));
state = MimeWriterState.StartPreface;
}
internal void WriteHeader(string name, string value)
{
if (name == null)
{
throw DiagnosticUtility.ExceptionUtility.ThrowHelperArgumentNull("name");
}
if (value == null)
{
throw DiagnosticUtility.ExceptionUtility.ThrowHelperArgumentNull("value");
}
MimeWriterState mimeWriterState = this.state;
if (mimeWriterState != MimeWriterState.Start)
{
switch (mimeWriterState)
{
case MimeWriterState.Content:
case MimeWriterState.Closed:
break;
default:
this.state = MimeWriterState.Header;
this.bufferedWrite.Write(name);
this.bufferedWrite.Write(MimeGlobals.COLONSPACE);
this.bufferedWrite.Write(value);
this.bufferedWrite.Write(MimeGlobals.CRLF);
return;
}
}
throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new InvalidOperationException(SR.GetString("MimeWriterInvalidStateForHeader", new object[]
{
this.state.ToString()
})));
}
internal void StartPreface()
{
if (this.state != MimeWriterState.Start)
{
throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new InvalidOperationException(System.Runtime.Serialization.SR.GetString("MimeWriterInvalidStateForStartPreface", new object[] { this.state.ToString() })));
}
this.state = MimeWriterState.StartPreface;
}
internal MimeWriter(Stream stream, string boundary)
{
if (stream == null)
throw DiagnosticUtility.ExceptionUtility.ThrowHelperArgumentNull("stream");
if (boundary == null)
throw DiagnosticUtility.ExceptionUtility.ThrowHelperArgumentNull("boundary");
this.stream = stream;
this.boundaryBytes = MimeWriter.GetBoundaryBytes(boundary);
this.state = MimeWriterState.Start;
this.bufferedWrite = new BufferedWrite();
}
internal Stream GetContentStream()
{
switch (this.state)
{
case MimeWriterState.Content:
case MimeWriterState.Closed:
case MimeWriterState.Start:
throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new InvalidOperationException(System.Runtime.Serialization.SR.GetString("MimeWriterInvalidStateForContent", new object[] { this.state.ToString() })));
}
this.state = MimeWriterState.Content;
this.bufferedWrite.Write(MimeGlobals.CRLF);
this.Flush();
this.contentStream = this.stream;
return this.contentStream;
}
internal MimeWriter(Stream stream, string boundary)
{
if (stream == null)
{
throw DiagnosticUtility.ExceptionUtility.ThrowHelperArgumentNull("stream");
}
if (boundary == null)
{
throw DiagnosticUtility.ExceptionUtility.ThrowHelperArgumentNull("boundary");
}
this.stream = stream;
this.boundaryBytes = GetBoundaryBytes(boundary);
this.state = MimeWriterState.Start;
this.bufferedWrite = new BufferedWrite();
}
internal void Close()
{
if (this.state == MimeWriterState.Closed)
{
throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new InvalidOperationException(System.Runtime.Serialization.SR.GetString("MimeWriterInvalidStateForClose", new object[] { this.state.ToString() })));
}
this.state = MimeWriterState.Closed;
if (this.contentStream != null)
{
this.contentStream.Flush();
this.contentStream = null;
}
this.bufferedWrite.Write(this.boundaryBytes);
this.bufferedWrite.Write(MimeGlobals.DASHDASH);
this.bufferedWrite.Write(MimeGlobals.CRLF);
this.Flush();
}
internal void Close()
{
if (this.state == MimeWriterState.Closed)
{
throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new InvalidOperationException(System.Runtime.Serialization.SR.GetString("MimeWriterInvalidStateForClose", new object[] { this.state.ToString() })));
}
this.state = MimeWriterState.Closed;
if (this.contentStream != null)
{
this.contentStream.Flush();
this.contentStream = null;
}
this.bufferedWrite.Write(this.boundaryBytes);
this.bufferedWrite.Write(MimeGlobals.DASHDASH);
this.bufferedWrite.Write(MimeGlobals.CRLF);
this.Flush();
}
internal void StartPart()
{
MimeWriterState mimeWriterState = this.state;
if (mimeWriterState == MimeWriterState.StartPart || mimeWriterState == MimeWriterState.Closed)
{
throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new InvalidOperationException(SR.GetString("MimeWriterInvalidStateForStartPart", new object[]
{
this.state.ToString()
})));
}
this.state = MimeWriterState.StartPart;
if (this.contentStream != null)
{
this.contentStream.Flush();
this.contentStream = null;
}
this.bufferedWrite.Write(this.boundaryBytes);
this.bufferedWrite.Write(MimeGlobals.CRLF);
}
internal Stream GetContentStream()
{
switch (state)
{
case MimeWriterState.Start:
case MimeWriterState.Content:
case MimeWriterState.Closed:
throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new InvalidOperationException(SR.GetString(SR.MimeWriterInvalidStateForContent, state.ToString())));
default:
break;
}
state = MimeWriterState.Content;
bufferedWrite.Write(MimeGlobals.CRLF);
Flush();
contentStream = stream;
return contentStream;
}
internal void StartPart()
{
switch (state)
{
case MimeWriterState.StartPart:
case MimeWriterState.Closed:
throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new InvalidOperationException(SR.GetString(SR.MimeWriterInvalidStateForStartPart, state.ToString())));
default:
break;
}
state = MimeWriterState.StartPart;
if (contentStream != null)
{
contentStream.Flush();
contentStream = null;
}
bufferedWrite.Write(boundaryBytes);
bufferedWrite.Write(MimeGlobals.CRLF);
}
internal void WriteHeader(string name, string value)
{
if (name == null)
throw DiagnosticUtility.ExceptionUtility.ThrowHelperArgumentNull("name");
if (value == null)
throw DiagnosticUtility.ExceptionUtility.ThrowHelperArgumentNull("value");
switch (state)
{
case MimeWriterState.Start:
case MimeWriterState.Content:
case MimeWriterState.Closed:
throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new InvalidOperationException(SR.GetString(SR.MimeWriterInvalidStateForHeader, state.ToString())));
default:
break;
}
state = MimeWriterState.Header;
bufferedWrite.Write(name);
bufferedWrite.Write(MimeGlobals.COLONSPACE);
bufferedWrite.Write(value);
bufferedWrite.Write(MimeGlobals.CRLF);
}
internal void WriteHeader(string name, string value)
{
if (name == null)
{
throw DiagnosticUtility.ExceptionUtility.ThrowHelperArgumentNull("name");
}
if (value == null)
{
throw DiagnosticUtility.ExceptionUtility.ThrowHelperArgumentNull("value");
}
switch (this.state)
{
case MimeWriterState.Content:
case MimeWriterState.Closed:
case MimeWriterState.Start:
throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new InvalidOperationException(System.Runtime.Serialization.SR.GetString("MimeWriterInvalidStateForHeader", new object[] { this.state.ToString() })));
}
this.state = MimeWriterState.Header;
this.bufferedWrite.Write(name);
this.bufferedWrite.Write(MimeGlobals.COLONSPACE);
this.bufferedWrite.Write(value);
this.bufferedWrite.Write(MimeGlobals.CRLF);
}
internal void StartPreface()
{
if (this.state != MimeWriterState.Start)
{
throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new InvalidOperationException(System.Runtime.Serialization.SR.GetString("MimeWriterInvalidStateForStartPreface", new object[] { this.state.ToString() })));
}
this.state = MimeWriterState.StartPreface;
}
internal void Close()
{
switch (state)
{
case MimeWriterState.Closed:
throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new InvalidOperationException(SR.GetString(SR.MimeWriterInvalidStateForClose, state.ToString())));
default:
break;
}
state = MimeWriterState.Closed;
if (contentStream != null)
{
contentStream.Flush();
contentStream = null;
}
bufferedWrite.Write(boundaryBytes);
bufferedWrite.Write(MimeGlobals.DASHDASH);
bufferedWrite.Write(MimeGlobals.CRLF);
Flush();
}
