public AmfFormatter()
{
stream = new MemoryStream();
writer = new FlashorbBinaryWriter(stream);
objectSerializer = new ObjectSerializer();
referenceCache = new ReferenceCache();
}
public static void writeUTF(FlashorbBinaryWriter writer, string content, bool extendedutf)
{
//int utfLength = UTF8Encoding.UTF8.GetByteCount( content );
byte[] buffer = UTF8Encoding.UTF8.GetBytes(content);
if (extendedutf)
{
writer.WriteVarInt((int)(buffer.Length << 1 | 0x1));
}
else
{
writer.Write((byte)(buffer.Length >> 8 & 0xFF));
writer.Write((byte)(buffer.Length >> 0 & 0xFF));
}
if (buffer.Length > 0)
{
writer.Write(buffer);
}
/*
* //dervived from java class DataOutputStream.writeUTF
* int strLength = content.Length;
* uint utfLength = 0;
* char[] charr = content.ToCharArray();
* int c, count = 0;
*
* for (int i = 0; i < strLength; i++)
* {
* c = charr[ i ];
*
* if( (c >= 0x0001) && (c <= 0x007F) )
* utfLength++;
* else if( c > 0x07FF )
* utfLength += 3;
* else
* utfLength += 2;
* }
*
* if( !extendedutf && utfLength > 65535 )
* throw new ApplicationException( "utf data format exception" );
*
* byte[] bytearr = new byte[ extendedutf ? utfLength : utfLength + 2 ];
*
* if( extendedutf )
* {
* writer.WriteVarInt( (int) (utfLength << 1 | 0x1) );
* }
* else
* {
* bytearr[ count++ ] = (byte) ( utfLength >> 8 & 0xFF );
* bytearr[ count++ ] = (byte) ( utfLength >> 0 & 0xFF );
* }
*
* for (int i = 0; i < strLength; i++)
* {
* c = charr[ i ];
*
* if ( (c >= 0x0001) && (c <= 0x007F) )
* {
* bytearr[ count++ ] = (byte) c;
* }
* else if (c > 0x07FF)
* {
* bytearr[ count++ ] = (byte) (0xE0 | c >> 12 & 0x0F);
* bytearr[ count++ ] = (byte) (0x80 | c >> 6 & 0x3F);
* bytearr[ count++ ] = (byte) (0x80 | c >> 0 & 0x3F);
* }
* else
* {
* bytearr[ count++ ] = (byte) (0xC0 | c >> 6 & 0x1F);
* bytearr[ count++ ] = (byte) (0x80 | c >> 0 & 0x3F);
* }
* }
*
* writer.Write( bytearr );
* */
}
public static void writeUTF(FlashorbBinaryWriter writer, string content)
{
writeUTF(writer, content, false);
}
