org.cloudfoundry.identity.uaa.authentication.event.BadCredentialsListener.java Source code

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Here is the source code for org.cloudfoundry.identity.uaa.authentication.event.BadCredentialsListener.java

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/*
 * Cloud Foundry 2012.02.03 Beta
 * Copyright (c) [2009-2012] VMware, Inc. All Rights Reserved.
 *
 * This product is licensed to you under the Apache License, Version 2.0 (the "License").
 * You may not use this product except in compliance with the License.
 *
 * This product includes a number of subcomponents with
 * separate copyright notices and license terms. Your use of these
 * subcomponents is subject to the terms and conditions of the
 * subcomponent's license, as noted in the LICENSE file.
 */
package org.cloudfoundry.identity.uaa.authentication.event;

import org.cloudfoundry.identity.uaa.authentication.UaaAuthenticationDetails;
import org.springframework.context.ApplicationEventPublisher;
import org.springframework.context.ApplicationEventPublisherAware;
import org.springframework.context.ApplicationListener;
import org.springframework.security.authentication.event.AuthenticationFailureBadCredentialsEvent;
import org.springframework.security.core.userdetails.UsernameNotFoundException;

/**
 * Spring {@code ApplicationListener} which picks up the listens for Spring Security events and relays them.
 * 
 * @author Dave Syer
 */
public class BadCredentialsListener
        implements ApplicationListener<AuthenticationFailureBadCredentialsEvent>, ApplicationEventPublisherAware {

    private ApplicationEventPublisher publisher;

    @Override
    public void setApplicationEventPublisher(ApplicationEventPublisher publisher) {
        this.publisher = publisher;
    }

    @Override
    public void onApplicationEvent(AuthenticationFailureBadCredentialsEvent event) {
        AuthenticationFailureBadCredentialsEvent bce = (AuthenticationFailureBadCredentialsEvent) event;
        String principal = bce.getAuthentication().getName();
        UaaAuthenticationDetails details = (UaaAuthenticationDetails) bce.getAuthentication().getDetails();
        if (bce.getException() instanceof UsernameNotFoundException) {
            publisher.publishEvent(new PrincipalNotFoundEvent(principal, details));
        } else {
            publisher.publishEvent(new PrincipalAuthenticationFailureEvent(principal, details));
        }
    }

}