Examples with User org.apache.ftpserver.ftplet.User used on opensource projects

Example 1 with User

use of org.apache.ftpserver.ftplet.User in project ddf by codice.

the class UserManagerImpl method authenticate.

/**
     * @param authentication The {@link Authentication} that proves the users identity. {@link org.apache.ftpserver.usermanager.AnonymousAuthentication} is not permitted
     * @return {@link User} upon successful authorization
     * @throws AuthenticationFailedException upon unsuccessful authorization
     */
public User authenticate(Authentication authentication) throws AuthenticationFailedException {
    UPAuthenticationToken upAuthenticationToken;
    String username;
    User user;
    if (authentication instanceof UsernamePasswordAuthentication) {
        username = ((UsernamePasswordAuthentication) authentication).getUsername();
        upAuthenticationToken = new UPAuthenticationToken(username, ((UsernamePasswordAuthentication) authentication).getPassword());
        try {
            Subject subject = securityManager.getSubject(upAuthenticationToken);
            if (subject != null) {
                if (!doesExist(username)) {
                    user = createUser(username, subject);
                } else {
                    user = getUserByName(username);
                    updateUserSubject(user, subject);
                }
                return user;
            }
        } catch (SecurityServiceException e) {
            LOGGER.info("Failure to retrieve subject.", e);
            throw new AuthenticationFailedException("Failure to retrieve subject.");
        }
    }
    throw new AuthenticationFailedException("Authentication failed");
}