package test.unit.gov.nist.javax.sip.stack.reinvitechallenge; import javax.sip.ClientTransaction; import gov.nist.javax.sip.clientauthutils.AccountManager; import gov.nist.javax.sip.clientauthutils.UserCredentials; public class AccountManagerImpl implements AccountManager { public UserCredentials getCredentials( ClientTransaction challengedTransaction, String realm) { return new UserCredentialsImpl(); } }