diff options
Diffstat (limited to 'qpid/java/broker/src/main/java/org/apache/qpid/server/handler/ExchangeBoundHandler.java')
| -rw-r--r-- | qpid/java/broker/src/main/java/org/apache/qpid/server/handler/ExchangeBoundHandler.java | 178 |
1 files changed, 178 insertions, 0 deletions
diff --git a/qpid/java/broker/src/main/java/org/apache/qpid/server/handler/ExchangeBoundHandler.java b/qpid/java/broker/src/main/java/org/apache/qpid/server/handler/ExchangeBoundHandler.java new file mode 100644 index 0000000000..ccd42204d9 --- /dev/null +++ b/qpid/java/broker/src/main/java/org/apache/qpid/server/handler/ExchangeBoundHandler.java @@ -0,0 +1,178 @@ +/* + * + * 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.*; +import org.apache.qpid.server.exchange.Exchange; +import org.apache.qpid.server.protocol.AMQProtocolSession; +import org.apache.qpid.server.queue.QueueRegistry; +import org.apache.qpid.server.queue.AMQQueue; +import org.apache.qpid.server.state.AMQStateManager; +import org.apache.qpid.server.state.StateAwareMethodListener; +import org.apache.qpid.server.virtualhost.VirtualHost; + +/** + * @author Apache Software Foundation + * + * + */ +public class ExchangeBoundHandler implements StateAwareMethodListener<ExchangeBoundBody> +{ + private static final ExchangeBoundHandler _instance = new ExchangeBoundHandler(); + + public static final int OK = 0; + + public static final int EXCHANGE_NOT_FOUND = 1; + + public static final int QUEUE_NOT_FOUND = 2; + + public static final int NO_BINDINGS = 3; + + public static final int QUEUE_NOT_BOUND = 4; + + public static final int NO_QUEUE_BOUND_WITH_RK = 5; + + public static final int SPECIFIC_QUEUE_NOT_BOUND_WITH_RK = 6; + + public static ExchangeBoundHandler getInstance() + { + return _instance; + } + + private ExchangeBoundHandler() + { + } + + public void methodReceived(AMQStateManager stateManager, ExchangeBoundBody body, int channelId) throws AMQException + { + AMQProtocolSession session = stateManager.getProtocolSession(); + + VirtualHost virtualHost = session.getVirtualHost(); + QueueRegistry queueRegistry = virtualHost.getQueueRegistry(); + MethodRegistry methodRegistry = session.getMethodRegistry(); + + + + + AMQShortString exchangeName = body.getExchange(); + AMQShortString queueName = body.getQueue(); + AMQShortString routingKey = body.getRoutingKey(); + if (exchangeName == null) + { + throw new AMQException("Exchange exchange must not be null"); + } + Exchange exchange = virtualHost.getExchangeRegistry().getExchange(exchangeName); + ExchangeBoundOkBody response; + if (exchange == null) + { + + + response = methodRegistry.createExchangeBoundOkBody(EXCHANGE_NOT_FOUND, + new AMQShortString("Exchange " + exchangeName + " not found")); + } + else if (routingKey == null) + { + if (queueName == null) + { + if (exchange.hasBindings()) + { + response = methodRegistry.createExchangeBoundOkBody(OK, null); + } + else + { + + response = methodRegistry.createExchangeBoundOkBody(NO_BINDINGS, // replyCode + null); // replyText + } + } + else + { + + AMQQueue queue = queueRegistry.getQueue(queueName); + if (queue == null) + { + + response = methodRegistry.createExchangeBoundOkBody(QUEUE_NOT_FOUND, // replyCode + new AMQShortString("Queue " + queueName + " not found")); // replyText + } + else + { + if (exchange.isBound(queue)) + { + + response = methodRegistry.createExchangeBoundOkBody(OK, // replyCode + null); // replyText + } + else + { + + response = methodRegistry.createExchangeBoundOkBody(QUEUE_NOT_BOUND, // replyCode + new AMQShortString("Queue " + queueName + " not bound to exchange " + exchangeName)); // replyText + } + } + } + } + else if (queueName != null) + { + AMQQueue queue = queueRegistry.getQueue(queueName); + if (queue == null) + { + + response = methodRegistry.createExchangeBoundOkBody(QUEUE_NOT_FOUND, // replyCode + new AMQShortString("Queue " + queueName + " not found")); // replyText + } + else + { + if (exchange.isBound(body.getRoutingKey(), queue)) + { + + response = methodRegistry.createExchangeBoundOkBody(OK, // replyCode + null); // replyText + } + else + { + + response = methodRegistry.createExchangeBoundOkBody(SPECIFIC_QUEUE_NOT_BOUND_WITH_RK, // replyCode + new AMQShortString("Queue " + queueName + " not bound with routing key " + + body.getRoutingKey() + " to exchange " + exchangeName)); // replyText + } + } + } + else + { + if (exchange.isBound(body.getRoutingKey())) + { + + response = methodRegistry.createExchangeBoundOkBody(OK, // replyCode + null); // replyText + } + else + { + + response = methodRegistry.createExchangeBoundOkBody(NO_QUEUE_BOUND_WITH_RK, // replyCode + new AMQShortString("No queue bound with routing key " + body.getRoutingKey() + + " to exchange " + exchangeName)); // replyText + } + } + session.writeFrame(response.generateFrame(channelId)); + } +} |