| /* |
| * |
| * 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.qpid.server.virtualhost; |
| |
| import java.util.Map; |
| import java.util.UUID; |
| import org.apache.qpid.server.exchange.AMQUnknownExchangeType; |
| import org.apache.qpid.server.exchange.Exchange; |
| import org.apache.qpid.server.exchange.ExchangeFactory; |
| import org.apache.qpid.server.exchange.ExchangeRegistry; |
| import org.apache.qpid.server.model.LifetimePolicy; |
| import org.apache.qpid.server.security.QpidSecurityException; |
| import org.apache.qpid.server.store.AbstractDurableConfiguredObjectRecoverer; |
| import org.apache.qpid.server.store.UnresolvedDependency; |
| import org.apache.qpid.server.store.UnresolvedObject; |
| import org.apache.qpid.server.util.ServerScopedRuntimeException; |
| |
| public class ExchangeRecoverer extends AbstractDurableConfiguredObjectRecoverer<Exchange> |
| { |
| private final ExchangeRegistry _exchangeRegistry; |
| private final ExchangeFactory _exchangeFactory; |
| |
| public ExchangeRecoverer(final ExchangeRegistry exchangeRegistry, final ExchangeFactory exchangeFactory) |
| { |
| _exchangeRegistry = exchangeRegistry; |
| _exchangeFactory = exchangeFactory; |
| } |
| |
| @Override |
| public String getType() |
| { |
| return org.apache.qpid.server.model.Exchange.class.getSimpleName(); |
| } |
| |
| @Override |
| public UnresolvedObject<Exchange> createUnresolvedObject(final UUID id, |
| final String type, |
| final Map<String, Object> attributes) |
| { |
| return new UnresolvedExchange(id, attributes); |
| } |
| |
| private class UnresolvedExchange implements UnresolvedObject<Exchange> |
| { |
| private Exchange _exchange; |
| |
| public UnresolvedExchange(final UUID id, |
| final Map<String, Object> attributeMap) |
| { |
| String exchangeName = (String) attributeMap.get(org.apache.qpid.server.model.Exchange.NAME); |
| String exchangeType = (String) attributeMap.get(org.apache.qpid.server.model.Exchange.TYPE); |
| String lifeTimePolicy = (String) attributeMap.get(org.apache.qpid.server.model.Exchange.LIFETIME_POLICY); |
| boolean autoDelete = lifeTimePolicy == null |
| || LifetimePolicy.valueOf(lifeTimePolicy) != LifetimePolicy.PERMANENT; |
| try |
| { |
| _exchange = _exchangeRegistry.getExchange(id); |
| if(_exchange == null) |
| { |
| _exchange = _exchangeRegistry.getExchange(exchangeName); |
| } |
| if (_exchange == null) |
| { |
| _exchange = _exchangeFactory.restoreExchange(id, exchangeName, exchangeType, autoDelete); |
| _exchangeRegistry.registerExchange(_exchange); |
| } |
| }/* |
| catch (AMQException e) |
| { |
| throw new RuntimeException("Error recovering exchange uuid " + id + " name " + exchangeName, e); |
| }*/ |
| catch (QpidSecurityException e) |
| { |
| throw new ServerScopedRuntimeException("Security Exception thrown when recovering. The recovery " + |
| "thread should not be bound by permissions, this is likely " + |
| "a programming error.",e); |
| } |
| catch (AMQUnknownExchangeType e) |
| { |
| throw new ServerScopedRuntimeException("Unknown exchange type found when attempting to restore " + |
| "exchanges, check classpath", e); |
| } |
| } |
| |
| @Override |
| public UnresolvedDependency[] getUnresolvedDependencies() |
| { |
| return new UnresolvedDependency[0]; |
| } |
| |
| @Override |
| public Exchange resolve() |
| { |
| return _exchange; |
| } |
| } |
| } |