Perform file authentication. Delegates to FileRealm.
if (!(_currentRealm instanceof FileRealm)) {
String msg = sm.getString("filelm.badrealm");
throw new LoginException(msg);
}
FileRealm fileRealm = (FileRealm)_currentRealm;
String[] grpList = fileRealm.authenticate(_username, _password);
if (grpList == null) { // JAAS behavior
String msg = sm.getString("filelm.faillogin", _username);
throw new LoginException(msg);
}
if (_logger.isLoggable(Level.FINE)) {
_logger.log(Level.FINE, "File login succeeded for: " + _username);
}
//make a copy of groupList to pass to LoginModule. This copy is the one
// that will be made null there. DO NOT PASS the grpList as is - as
// it will get overwritten. Resulting in logins passing only once.
String[] groupListToForward = new String[grpList.length];
for (int i = 0; i< grpList.length; i++){
groupListToForward[i] = grpList[i];
}
commitAuthentication(_username, _password,
_currentRealm, groupListToForward);
