/*
* Copyright 2016 Red Hat, Inc. and/or its affiliates
* and other contributors as indicated by the @author tags.
*
* 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 org.keycloak.provider;
import java.util.Collections;
import java.util.LinkedList;
import java.util.List;
import java.util.concurrent.atomic.AtomicReference;
/**
* @author <a href="mailto:bill@burkecentral.com">Bill Burke</a>
* @version $Revision: 1 $
*/
public class ProviderManagerRegistry {
public static final ProviderManagerRegistry SINGLETON = new ProviderManagerRegistry();
protected List<ProviderManager> preBoot = Collections.synchronizedList(new LinkedList<>());
protected AtomicReference<ProviderManagerDeployer> deployerRef = new AtomicReference<>();
public void setDeployer(ProviderManagerDeployer deployer) {
this.deployerRef.set(deployer);
}
public void deploy(ProviderManager pm) {
ProviderManagerDeployer deployer = getDeployer();
if (deployer == null) {
preBoot.add(pm);
} else {
deployer.deploy(pm);
}
}
public void undeploy(ProviderManager pm) {
preBoot.remove(pm);
ProviderManagerDeployer deployer = getDeployer();
if (deployer != null) {
deployer.undeploy(pm);
}
}
public ProviderManagerDeployer getDeployer() {
return deployerRef.get();
}
public List<ProviderManager> getPreBoot() {
return preBoot;
}
}