//
// System.Web.Util.AltSerialization
//
// Author(s):
// Gonzalo Paniagua Javier (gonzalo@ximian.com)
// Jackson Harper (jackson@ximian.com)
//
// (C) 2003 Novell, Inc (http://www.novell.com)
//
//
// Permission is hereby granted, free of charge, to any person obtaining
// a copy of this software and associated documentation files (the
// "Software"), to deal in the Software without restriction, including
// without limitation the rights to use, copy, modify, merge, publish,
// distribute, sublicense, and/or sell copies of the Software, and to
// permit persons to whom the Software is furnished to do so, subject to
// the following conditions:
//
// The above copyright notice and this permission notice shall be
// included in all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
//
using System;
using System.IO;
using System.Collections;
using System.Runtime.Serialization.Formatters.Binary;
namespace System.Web.Util{
internal sealed class AltSerialization
{
AltSerialization () { }
internal static void Serialize (BinaryWriter w, object value)
{
TypeCode typeCode = value != null ? Type.GetTypeCode (value.GetType ()) : TypeCode.Empty;
w.Write ((byte)typeCode);
switch (typeCode) {
case TypeCode.Boolean:
w.Write ((bool) value);
break;
case TypeCode.Byte:
w.Write ((byte) value);
break;
case TypeCode.Char:
w.Write ((char) value);
break;
case TypeCode.DateTime:
w.Write (((DateTime) value).Ticks);
break;
case TypeCode.DBNull:
break;
case TypeCode.Decimal:
w.Write ((decimal) value);
break;
case TypeCode.Double:
w.Write ((double) value);
break;
case TypeCode.Empty:
break;
case TypeCode.Int16:
w.Write ((short) value);
break;
case TypeCode.Int32:
w.Write ((int) value);
break;
case TypeCode.Int64:
w.Write ((long) value);
break;
case TypeCode.Object:
#if TARGET_J2EE
if (w.BaseStream is java.io.ObjectOutput) {
((java.io.ObjectOutput) w.BaseStream).writeObject (value);
return;
}
#endif
BinaryFormatter bf = new BinaryFormatter ();
bf.Serialize (w.BaseStream, value);
break;
case TypeCode.SByte:
w.Write ((sbyte) value);
break;
case TypeCode.Single:
w.Write ((float) value);
break;
case TypeCode.String:
w.Write ((string) value);
break;
case TypeCode.UInt16:
w.Write ((ushort) value);
break;
case TypeCode.UInt32:
w.Write ((uint) value);
break;
case TypeCode.UInt64:
w.Write ((ulong) value);
break;
}
}
internal static object Deserialize (BinaryReader r)
{
TypeCode typeCode = (TypeCode)r.ReadByte();
switch (typeCode) {
case TypeCode.Boolean:
return r.ReadBoolean ();
case TypeCode.Byte:
return r.ReadByte ();
case TypeCode.Char:
return r.ReadChar ();
case TypeCode.DateTime:
return new DateTime (r.ReadInt64 ());
case TypeCode.DBNull:
return DBNull.Value;
case TypeCode.Decimal:
return r.ReadDecimal ();
case TypeCode.Double:
return r.ReadDouble ();
case TypeCode.Empty:
return null;
case TypeCode.Int16:
return r.ReadInt16 ();
case TypeCode.Int32:
return r.ReadInt32 ();
case TypeCode.Int64:
return r.ReadInt64 ();
case TypeCode.Object:
#if TARGET_J2EE
if (r.BaseStream is java.io.ObjectInput)
return ((java.io.ObjectInput) r.BaseStream).readObject ();
#endif
BinaryFormatter bf = new BinaryFormatter ();
return bf.Deserialize (r.BaseStream);
case TypeCode.SByte:
return r.ReadSByte ();
case TypeCode.Single:
return r.ReadSingle ();
case TypeCode.String:
return r.ReadString ();
case TypeCode.UInt16:
return r.ReadUInt16 ();
case TypeCode.UInt32:
return r.ReadUInt32 ();
case TypeCode.UInt64:
return r.ReadUInt64 ();
default:
throw new ArgumentOutOfRangeException ("TypeCode:" + typeCode);
}
}
}
}
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