/// <summary>
/// Create a deep copy.
/// </summary>
public virtual object Clone()
{
VariantDictionary vdNew = new VariantDictionary();
foreach (KeyValuePair <string, object> kvp in m_d)
{
object o = kvp.Value;
if (o == null)
{
Debug.Assert(false); continue;
}
Type t = o.GetType();
if (t == typeof(byte[]))
{
byte[] p = (byte[])o;
byte[] pNew = new byte[p.Length];
if (p.Length > 0)
{
Array.Copy(p, pNew, p.Length);
}
o = pNew;
}
vdNew.m_d[kvp.Key] = o;
}
return(vdNew);
}
public void CopyTo(VariantDictionary d)
{
if (d == null)
{
Debug.Assert(false); return;
}
// Do not clear the target
foreach (KeyValuePair <string, object> kvp in m_d)
{
d.m_d[kvp.Key] = kvp.Value;
}
}
public static VariantDictionary Deserialize(byte[] pb)
{
if (pb == null)
{
Debug.Assert(false); return(null);
}
VariantDictionary d = new VariantDictionary();
using (MemoryStream ms = new MemoryStream(pb, false))
{
ushort uVersion = MemUtil.BytesToUInt16(MemUtil.Read(ms, 2));
if ((uVersion & VdmCritical) > (VdVersion & VdmCritical))
{
throw new FormatException(KLRes.FileNewVerReq);
}
while (true)
{
int iType = ms.ReadByte();
if (iType < 0)
{
throw new EndOfStreamException(KLRes.FileCorrupted);
}
byte btType = (byte)iType;
if (btType == (byte)VdType.None)
{
break;
}
int cbName = MemUtil.BytesToInt32(MemUtil.Read(ms, 4));
byte[] pbName = MemUtil.Read(ms, cbName);
if (pbName.Length != cbName)
{
throw new EndOfStreamException(KLRes.FileCorrupted);
}
string strName = StrUtil.Utf8.GetString(pbName);
int cbValue = MemUtil.BytesToInt32(MemUtil.Read(ms, 4));
byte[] pbValue = MemUtil.Read(ms, cbValue);
if (pbValue.Length != cbValue)
{
throw new EndOfStreamException(KLRes.FileCorrupted);
}
switch (btType)
{
case (byte)VdType.UInt32:
if (cbValue == 4)
{
d.SetUInt32(strName, MemUtil.BytesToUInt32(pbValue));
}
else
{
Debug.Assert(false);
}
break;
case (byte)VdType.UInt64:
if (cbValue == 8)
{
d.SetUInt64(strName, MemUtil.BytesToUInt64(pbValue));
}
else
{
Debug.Assert(false);
}
break;
case (byte)VdType.Bool:
if (cbValue == 1)
{
d.SetBool(strName, (pbValue[0] != 0));
}
else
{
Debug.Assert(false);
}
break;
case (byte)VdType.Int32:
if (cbValue == 4)
{
d.SetInt32(strName, MemUtil.BytesToInt32(pbValue));
}
else
{
Debug.Assert(false);
}
break;
case (byte)VdType.Int64:
if (cbValue == 8)
{
d.SetInt64(strName, MemUtil.BytesToInt64(pbValue));
}
else
{
Debug.Assert(false);
}
break;
case (byte)VdType.String:
d.SetString(strName, StrUtil.Utf8.GetString(pbValue));
break;
case (byte)VdType.ByteArray:
d.SetByteArray(strName, pbValue);
break;
default:
Debug.Assert(false); // Unknown type
break;
}
}
Debug.Assert(ms.ReadByte() < 0);
}
return(d);
}
public static byte[] Serialize(VariantDictionary p)
{
if (p == null)
{
Debug.Assert(false); return(null);
}
byte[] pbRet;
using (MemoryStream ms = new MemoryStream())
{
MemUtil.Write(ms, MemUtil.UInt16ToBytes(VdVersion));
foreach (KeyValuePair <string, object> kvp in p.m_d)
{
string strName = kvp.Key;
if (string.IsNullOrEmpty(strName))
{
Debug.Assert(false); continue;
}
byte[] pbName = StrUtil.Utf8.GetBytes(strName);
object o = kvp.Value;
if (o == null)
{
Debug.Assert(false); continue;
}
Type t = o.GetType();
VdType vt = VdType.None;
byte[] pbValue = null;
if (t == typeof(uint))
{
vt = VdType.UInt32;
pbValue = MemUtil.UInt32ToBytes((uint)o);
}
else if (t == typeof(ulong))
{
vt = VdType.UInt64;
pbValue = MemUtil.UInt64ToBytes((ulong)o);
}
else if (t == typeof(bool))
{
vt = VdType.Bool;
pbValue = new byte[1];
pbValue[0] = ((bool)o ? (byte)1 : (byte)0);
}
else if (t == typeof(int))
{
vt = VdType.Int32;
pbValue = MemUtil.Int32ToBytes((int)o);
}
else if (t == typeof(long))
{
vt = VdType.Int64;
pbValue = MemUtil.Int64ToBytes((long)o);
}
else if (t == typeof(string))
{
vt = VdType.String;
pbValue = StrUtil.Utf8.GetBytes((string)o);
}
else if (t == typeof(byte[]))
{
vt = VdType.ByteArray;
pbValue = (byte[])o;
}
else
{
Debug.Assert(false); continue;
} // Unknown type
ms.WriteByte((byte)vt);
MemUtil.Write(ms, MemUtil.Int32ToBytes(pbName.Length));
MemUtil.Write(ms, pbName);
MemUtil.Write(ms, MemUtil.Int32ToBytes(pbValue.Length));
MemUtil.Write(ms, pbValue);
}
ms.WriteByte((byte)VdType.None);
pbRet = ms.ToArray();
}
return(pbRet);
}
