private void AddContractFlags(String chars)
{
char c0;
int c;
int len = chars.Length();
for (int i = 0; i < len; i++)
{
c0 = chars.CharAt(i);
c = char.IsHighSurrogate(c0) ?Character.ToCodePoint(c0, chars.CharAt(++i)) :c0;
ContractFlags.put(c, 1);
}
}
/// <summary>
/// Returns true if this character appears anywhere in a contracting
/// character sequence. (Used by CollationElementIterator.setOffset().)
/// </summary>
internal bool UsedInContractSeq(int c)
{
return(ContractFlags.get(c) == 1);
}
