public int Compare(IClobData a, IClobData b)
{
lock (this)
{
if (a.GetId() == b.GetId())
{
return(0);
}
return(this.CompareText(a.GetId(), b.GetId()));
}
}
public int Compare(IClobData a, string b)
{
lock (this)
{
long num2 = (long)this.GetLobHeader(a.GetId())[1];
int[][] numArray = this.GetBlockAddresses(a.GetId(), 0, 0x7fffffff);
int index = 0;
int startIndex = 0;
int num5 = 0;
do
{
int blockAddress = numArray[index][0] + num5;
long num8 = num2 - (((numArray[index][2] + num5) * this._lobBlockSize) / 2);
if (num8 > (this._lobBlockSize / 2))
{
num8 = this._lobBlockSize / 2;
}
string str = new string(ArrayUtil.ByteArrayToChars(this._lobStore.GetBlockBytes(blockAddress, 1)), 0, (int)num8);
int length = b.Length - startIndex;
if (length > (this._lobBlockSize / 2))
{
length = this._lobBlockSize / 2;
}
string str2 = b.Substring(startIndex, length);
int num6 = this._database.collation.Compare(str, str2);
if (num6 != 0)
{
return(num6);
}
num5++;
startIndex += this._lobBlockSize / 2;
if (num5 == numArray[index][1])
{
num5 = 0;
index++;
}
}while (index != numArray.Length);
return(0);
}
}
protected override void WriteClob(IClobData o, SqlType type)
{
this.WriteLong(o.GetId());
}