/*
* Licensed to Jasig under one or more contributor license
* agreements. See the NOTICE file distributed with this work
* for additional information regarding copyright ownership.
* Jasig 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 the following location:
*
* 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.jasig.cas.ticket.registry;
import java.util.ArrayList;
import java.util.Collection;
import java.util.Collections;
import java.util.List;
import java.util.Set;
import org.jasig.cas.ticket.Ticket;
import org.jboss.cache.Cache;
import org.jboss.cache.CacheException;
import org.jboss.cache.Node;
import javax.validation.constraints.NotNull;
/**
* Implementation of TicketRegistry that is backed by a JBoss TreeCache.
* @author Scott Battaglia
* @since 3.1
*
*/
public final class JBossCacheTicketRegistry extends AbstractDistributedTicketRegistry {
/** Indicator of what tree branch to put tickets in. */
private static final String FQN_TICKET = "ticket";
/** Instance of JBoss TreeCache. */
@NotNull
private Cache<String, Ticket> cache;
@Override
protected void updateTicket(final Ticket ticket) {
try {
this.cache.put(FQN_TICKET, ticket.getId(), ticket);
} catch (final CacheException e) {
throw new RuntimeException(e);
}
}
@Override
public void addTicket(final Ticket ticket) {
try {
logger.debug("Adding ticket to registry for: {}", ticket.getId());
this.cache.put(FQN_TICKET, ticket.getId(), ticket);
} catch (final CacheException e) {
logger.error(e.getMessage(), e);
throw new RuntimeException(e);
}
}
@Override
public boolean deleteTicket(final String ticketId) {
try {
logger.debug("Removing ticket from registry for: ", ticketId);
return this.cache.remove(FQN_TICKET, ticketId) != null;
} catch (final CacheException e) {
logger.error(e.getMessage(), e);
return false;
}
}
/**
* {@inheritDoc}
* Returns a proxied instance.
*
* @see org.jasig.cas.ticket.registry.TicketRegistry#getTicket(java.lang.String)
*/
@Override
public Ticket getTicket(final String ticketId) {
try {
logger.debug("Retrieving ticket from registry for: {}", ticketId);
return getProxiedTicketInstance(this.cache.get(FQN_TICKET, ticketId));
} catch (final CacheException e) {
logger.error(e.getMessage(), e);
return null;
}
}
@Override
public Collection<Ticket> getTickets() {
try {
final Node<String, Ticket> node = this.cache.getNode(FQN_TICKET);
if (node == null) {
return Collections.emptyList();
}
final Set<String> keys = node.getKeys();
final List<Ticket> list = new ArrayList<Ticket>();
for (final String key : keys) {
/** Returns null if the node contains no mapping for this key. **/
final Ticket ticket = node.get(key);
if (ticket != null) {
list.add(node.get(key));
}
}
return list;
} catch (final CacheException e) {
return Collections.emptyList();
}
}
public void setCache(final Cache<String, Ticket> cache) {
this.cache = cache;
}
@Override
protected boolean needsCallback() {
return true;
}
}