diff options
Diffstat (limited to 'M4-RCs/qpid/java/broker/src/main/java/org/apache/qpid/server/txn/NonTransactionalContext.java')
| -rw-r--r-- | M4-RCs/qpid/java/broker/src/main/java/org/apache/qpid/server/txn/NonTransactionalContext.java | 213 |
1 files changed, 0 insertions, 213 deletions
diff --git a/M4-RCs/qpid/java/broker/src/main/java/org/apache/qpid/server/txn/NonTransactionalContext.java b/M4-RCs/qpid/java/broker/src/main/java/org/apache/qpid/server/txn/NonTransactionalContext.java deleted file mode 100644 index 28af36e3db..0000000000 --- a/M4-RCs/qpid/java/broker/src/main/java/org/apache/qpid/server/txn/NonTransactionalContext.java +++ /dev/null @@ -1,213 +0,0 @@ -/* - * - * 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.txn; - -import java.util.LinkedList; -import java.util.List; - -import org.apache.log4j.Logger; -import org.apache.qpid.AMQException; -import org.apache.qpid.server.AMQChannel; -import org.apache.qpid.server.RequiredDeliveryException; -import org.apache.qpid.server.ack.UnacknowledgedMessageMap; -import org.apache.qpid.server.protocol.AMQProtocolSession; -import org.apache.qpid.server.queue.*; -import org.apache.qpid.server.store.MessageStore; -import org.apache.qpid.server.store.StoreContext; - -/** @author Apache Software Foundation */ -public class NonTransactionalContext implements TransactionalContext -{ - private static final Logger _log = Logger.getLogger(NonTransactionalContext.class); - - /** Channel is useful for logging */ - private final AMQChannel _channel; - - /** Where to put undeliverable messages */ - private final List<RequiredDeliveryException> _returnMessages; - - - - private final MessageStore _messageStore; - - private final StoreContext _storeContext; - - /** Whether we are in a transaction */ - private boolean _inTran; - - public NonTransactionalContext(MessageStore messageStore, StoreContext storeContext, AMQChannel channel, - List<RequiredDeliveryException> returnMessages) - { - _channel = channel; - _storeContext = storeContext; - _returnMessages = returnMessages; - _messageStore = messageStore; - - } - - - public StoreContext getStoreContext() - { - return _storeContext; - } - - public void beginTranIfNecessary() throws AMQException - { - if (!_inTran) - { - _messageStore.beginTran(_storeContext); - _inTran = true; - } - } - - public void commit() throws AMQException - { - // Does not apply to this context - } - - public void rollback() throws AMQException - { - // Does not apply to this context - } - - public void deliver(final AMQQueue queue, AMQMessage message) throws AMQException - { - QueueEntry entry = queue.enqueue(_storeContext, message); - - //following check implements the functionality - //required by the 'immediate' flag: - if(entry.immediateAndNotDelivered()) - { - _returnMessages.add(new NoConsumersException(entry.getMessage())); - } - - } - - public void requeue(QueueEntry entry) throws AMQException - { - entry.requeue(_storeContext); - } - - public void acknowledgeMessage(final long deliveryTag, long lastDeliveryTag, - boolean multiple, final UnacknowledgedMessageMap unacknowledgedMessageMap) - throws AMQException - { - - final boolean debug = _log.isDebugEnabled(); - ; - if (multiple) - { - if (deliveryTag == 0) - { - - //Spec 2.1.6.11 ... If the multiple field is 1, and the delivery tag is zero, - // tells the server to acknowledge all outstanding mesages. - _log.info("Multiple ack on delivery tag 0. ACKing all messages. Current count:" + - unacknowledgedMessageMap.size()); - unacknowledgedMessageMap.visit(new UnacknowledgedMessageMap.Visitor() - { - public boolean callback(final long deliveryTag, QueueEntry message) throws AMQException - { - if (debug) - { - _log.debug("Discarding message: " + message.getMessage().getMessageId()); - } - if(message.getMessage().isPersistent()) - { - beginTranIfNecessary(); - } - //Message has been ack so discard it. This will dequeue and decrement the reference. - message.discard(_storeContext); - - return false; - } - - public void visitComplete() - { - unacknowledgedMessageMap.clear(); - } - }); - } - else - { - if (!unacknowledgedMessageMap.contains(deliveryTag)) - { - throw new AMQException("Multiple ack on delivery tag " + deliveryTag + " not known for channel"); - } - - unacknowledgedMessageMap.drainTo(deliveryTag, _storeContext); - } - } - else - { - QueueEntry msg; - msg = unacknowledgedMessageMap.get(deliveryTag); - - if (msg == null) - { - _log.info("Single ack on delivery tag " + deliveryTag + " not known for channel:" + - _channel.getChannelId()); - throw new AMQException("Single ack on delivery tag " + deliveryTag + " not known for channel:" + - _channel.getChannelId()); - } - - if (debug) - { - _log.debug("Discarding message: " + msg.getMessage().getMessageId()); - } - if(msg.getMessage().isPersistent()) - { - beginTranIfNecessary(); - } - - //Message has been ack so discard it. This will dequeue and decrement the reference. - msg.discard(_storeContext); - - unacknowledgedMessageMap.remove(deliveryTag); - - - if (debug) - { - _log.debug("Received non-multiple ack for messaging with delivery tag " + deliveryTag + " msg id " + - msg.getMessage().getMessageId()); - } - } - if(_inTran) - { - _messageStore.commitTran(_storeContext); - _inTran = false; - } - } - - public void messageFullyReceived(boolean persistent) throws AMQException - { - if (persistent) - { - _messageStore.commitTran(_storeContext); - _inTran = false; - } - } - - public void messageProcessed(AMQProtocolSession protocolSession) throws AMQException - { - _channel.processReturns(); - } -} |