org.apache.jackrabbit.oak.security.user.whiteboard.WhiteboardUserAuthenticationFactory Maven / Gradle / Ivy
/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You 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 org.apache.jackrabbit.oak.security.user.whiteboard;
import java.util.List;
import javax.annotation.CheckForNull;
import javax.annotation.Nonnull;
import javax.annotation.Nullable;
import org.apache.jackrabbit.oak.api.Root;
import org.apache.jackrabbit.oak.spi.security.authentication.Authentication;
import org.apache.jackrabbit.oak.spi.security.user.UserAuthenticationFactory;
import org.apache.jackrabbit.oak.spi.security.user.UserConfiguration;
import org.apache.jackrabbit.oak.spi.whiteboard.AbstractServiceTracker;
/**
* Dynamic {@link org.apache.jackrabbit.oak.spi.security.user.UserAuthenticationFactory}
* based on the available whiteboard services.
*/
public class WhiteboardUserAuthenticationFactory
extends AbstractServiceTracker
implements UserAuthenticationFactory {
private final UserAuthenticationFactory defaultFactory;
public WhiteboardUserAuthenticationFactory(@Nullable UserAuthenticationFactory defaultFactory) {
super(UserAuthenticationFactory.class);
this.defaultFactory = defaultFactory;
}
@CheckForNull
@Override
public Authentication getAuthentication(@Nonnull UserConfiguration userConfiguration, @Nonnull Root root, @Nullable String userId) {
List services = getServices();
if (services.isEmpty() && defaultFactory != null) {
return defaultFactory.getAuthentication(userConfiguration, root, userId);
}
for (UserAuthenticationFactory factory : services) {
Authentication authentication = factory.getAuthentication(userConfiguration, root, userId);
if (authentication != null) {
return authentication;
}
}
return null;
}
}