static GUID IIDFromString(String lpsz) {
int length = lpsz.length();
char[] buffer = new char[length + 1];
lpsz.getChars(0, length, buffer, 0);
GUID lpiid = new GUID();
if (COM.IIDFromString(buffer, lpiid) == COM.S_OK) return lpiid;
return null;
}
