HybridAuthentication.java

/*
   Copyright 2014 base2Services

   Licensed under the Apache License, Version 2.0 (the "License");
   you may not use this file except in compliance with the License.
   You may obtain a copy of the License at

       http://www.apache.org/licenses/LICENSE-2.0

   Unless required by applicable law or agreed to in writing, software
   distributed under the License is distributed on an "AS IS" BASIS,
   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   See the License for the specific language governing permissions and
   limitations under the License.
 */
package com.base2.kagura.services.camel.authentication;

import com.base2.kagura.core.authentication.AuthenticationProvider;
import com.base2.kagura.core.authentication.model.Group;
import com.base2.kagura.core.authentication.model.User;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.beans.BeansException;
import org.springframework.beans.factory.annotation.Value;
import org.springframework.context.ApplicationContext;
import org.springframework.context.ApplicationContextAware;
import org.springframework.stereotype.Service;

import java.util.List;

/**
 * @author aubels
 *         Date: 7/10/13
 */
@Service()
public class HybridAuthentication extends AuthenticationProvider implements ApplicationContextAware {
    private static final Logger LOG = LoggerFactory.getLogger(HybridAuthentication.class);
    private ApplicationContext applicationContext;

    public HybridAuthentication() {
        super();
    }

    @Value("${com.base2.kagura.hybridAuth.userAuthenticator:file}")
    private String userAuthenticatorConf;

    @Value("${com.base2.kagura.hybridAuth.groupAuthenticator:file}")
    private String groupAuthenticatorConf;

    private AuthenticationProvider userAuthenticator;
    private AuthenticationProvider groupAuthenticator;

    @Override
    public List<Group> getGroups() {
        return groupAuthenticator.getGroups();
    }

    @Override
    public List<User> getUsers() {
        return userAuthenticator.getUsers();
    }

    @Override
    public void authenticateUser(String user, String pass) throws Exception {
        userAuthenticator.authenticateUser(user, pass);
    }

    public String getUserAuthenticatorConf() {
        return userAuthenticatorConf;
    }

    public void setUserAuthenticatorConf(String userAuthenticatorConf) {
        this.userAuthenticatorConf = userAuthenticatorConf;
        setUserAuthenticator((AuthenticationProvider) applicationContext.getBean(userAuthenticatorConf));
    }

    public String getGroupAuthenticatorConf() {
        return groupAuthenticatorConf;
    }

    public void setGroupAuthenticatorConf(String groupAuthenticatorConf) {
        this.groupAuthenticatorConf = groupAuthenticatorConf;
        setGroupAuthenticator((AuthenticationProvider) applicationContext.getBean(groupAuthenticatorConf));
    }

    public AuthenticationProvider getUserAuthenticator() {
        return userAuthenticator;
    }

    public void setUserAuthenticator(AuthenticationProvider userAuthenticator) {
        this.userAuthenticator = userAuthenticator;
    }

    public AuthenticationProvider getGroupAuthenticator() {
        return groupAuthenticator;
    }

    public void setGroupAuthenticator(AuthenticationProvider groupAuthenticator) {
        this.groupAuthenticator = groupAuthenticator;
    }

    /**
     * Set the ApplicationContext that this object runs in.
     * Normally this call will be used to initialize the object.
     * <p>Invoked after population of normal bean properties but before an init callback such
     * as {@link org.springframework.beans.factory.InitializingBean#afterPropertiesSet()}
     * or a custom init-method. Invoked after {@link org.springframework.context.ResourceLoaderAware#setResourceLoader},
     * {@link org.springframework.context.ApplicationEventPublisherAware#setApplicationEventPublisher} and
     * {@link org.springframework.context.MessageSourceAware}, if applicable.
     *
     * @param applicationContext the ApplicationContext object to be used by this object
     * @throws org.springframework.context.ApplicationContextException
     *          in case of context initialization errors
     * @throws org.springframework.beans.BeansException
     *          if thrown by application context methods
     * @see org.springframework.beans.factory.BeanInitializationException
     */
    @Override
    public void setApplicationContext(ApplicationContext applicationContext) throws BeansException {
        this.applicationContext = applicationContext;
    }

    public ApplicationContext getApplicationContext() {
        return applicationContext;
    }
}