| /* |
| * |
| * 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.handler; |
| |
| import org.apache.qpid.AMQException; |
| import org.apache.qpid.framing.ExchangeDeleteBody; |
| import org.apache.qpid.framing.ExchangeDeleteOkBody; |
| import org.apache.qpid.server.exchange.ExchangeInUseException; |
| import org.apache.qpid.server.exchange.ExchangeRegistry; |
| import org.apache.qpid.server.protocol.AMQProtocolSession; |
| import org.apache.qpid.server.security.access.Permission; |
| import org.apache.qpid.server.state.AMQStateManager; |
| import org.apache.qpid.server.state.StateAwareMethodListener; |
| import org.apache.qpid.server.virtualhost.VirtualHost; |
| |
| public class ExchangeDeleteHandler implements StateAwareMethodListener<ExchangeDeleteBody> |
| { |
| private static final ExchangeDeleteHandler _instance = new ExchangeDeleteHandler(); |
| |
| public static ExchangeDeleteHandler getInstance() |
| { |
| return _instance; |
| } |
| |
| private ExchangeDeleteHandler() |
| { |
| } |
| |
| public void methodReceived(AMQStateManager stateManager, ExchangeDeleteBody body, int channelId) throws AMQException |
| { |
| AMQProtocolSession session = stateManager.getProtocolSession(); |
| VirtualHost virtualHost = session.getVirtualHost(); |
| ExchangeRegistry exchangeRegistry = virtualHost.getExchangeRegistry(); |
| |
| //Perform ACLs |
| virtualHost.getAccessManager().authorise(session, Permission.DELETE,body, |
| exchangeRegistry.getExchange(body.getExchange())); |
| |
| try |
| { |
| exchangeRegistry.unregisterExchange(body.getExchange(), body.getIfUnused()); |
| |
| ExchangeDeleteOkBody responseBody = session.getMethodRegistry().createExchangeDeleteOkBody(); |
| |
| session.writeFrame(responseBody.generateFrame(channelId)); |
| } |
| catch (ExchangeInUseException e) |
| { |
| // TODO: sort out consistent channel close mechanism that does all clean up etc. |
| } |
| |
| } |
| } |