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author | Alan Conway <aconway@apache.org> | 2006-12-01 05:11:45 +0000 |
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committer | Alan Conway <aconway@apache.org> | 2006-12-01 05:11:45 +0000 |
commit | fb9ad93a3d422c1e83c998f44c4782f7bf1d1a66 (patch) | |
tree | a2ebf932750bf13bf3db271f92df390335b0e844 /cpp/src/qpid/broker/MessageStore.h | |
parent | 33c04c7e619a65e2d92ac231805e8ad27f4a29c2 (diff) | |
download | qpid-python-fb9ad93a3d422c1e83c998f44c4782f7bf1d1a66.tar.gz |
2006-12-01 Jim Meyering <meyering@redhat.com>
This delta imposes two major changes on the C++ hierarchy:
- adds autoconf, automake, libtool support
- makes the hierarchy flatter and renames a few files (e.g., Queue.h,
Queue.cpp) that appeared twice, once under client/ and again under broker/.
In the process, I've changed many #include directives, mostly
to remove a qpid/ or qpid/framing/ prefix from the file name argument.
Although most changes were to .cpp and .h files under qpid/cpp/, there
were also several to template files under qpid/gentools, and even one
to CppGenerator.java.
Nearly all files are moved to a new position in the hierarchy.
The new hierarchy looks like this:
src # this is the new home of qpidd.cpp
tests # all tests are here. See Makefile.am.
gen # As before, all generated files go here.
lib # This is just a container for the 3 lib dirs:
lib/client
lib/broker
lib/common
lib/common/framing
lib/common/sys
lib/common/sys/posix
lib/common/sys/apr
build-aux
m4
git-svn-id: https://svn.apache.org/repos/asf/incubator/qpid/trunk/qpid@481159 13f79535-47bb-0310-9956-ffa450edef68
Diffstat (limited to 'cpp/src/qpid/broker/MessageStore.h')
-rw-r--r-- | cpp/src/qpid/broker/MessageStore.h | 132 |
1 files changed, 0 insertions, 132 deletions
diff --git a/cpp/src/qpid/broker/MessageStore.h b/cpp/src/qpid/broker/MessageStore.h deleted file mode 100644 index 3de7a70a70..0000000000 --- a/cpp/src/qpid/broker/MessageStore.h +++ /dev/null @@ -1,132 +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. - * - */ -#ifndef _MessageStore_ -#define _MessageStore_ - -#include <qpid/broker/Message.h> -#include <qpid/broker/RecoveryManager.h> -#include <qpid/broker/TransactionalStore.h> - -namespace qpid { - namespace broker { - struct MessageStoreSettings - { - /** - * Messages whose content length is larger than this value - * will be staged (i.e. will have thier data written to - * disk as it arrives) and will load their data lazily. On - * recovery therefore, only the headers should be loaded. - */ - u_int64_t stagingThreshold; - }; - /** - * An abstraction of the persistent storage for messages. - */ - class MessageStore : public TransactionalStore{ - public: - /** - * Record the existance of a durable queue - */ - virtual void create(const Queue& queue) = 0; - /** - * Destroy a durable queue - */ - virtual void destroy(const Queue& queue) = 0; - - /** - * Request recovery of queue and message state from store - */ - virtual void recover(RecoveryManager& queues, const MessageStoreSettings* const settings = 0) = 0; - - /** - * Stores a messages before it has been enqueued - * (enqueueing automatically stores the message so this is - * only required if storage is required prior to that - * point). If the message has not yet been stored it will - * store the headers as well as any content passed in. A - * persistence id will be set on the message which can be - * used to load the content or to append to it. - */ - virtual void stage(Message::shared_ptr& msg) = 0; - - /** - * Destroys a previously staged message. This only needs - * to be called if the message is never enqueued. (Once - * enqueued, deletion will be automatic when the message - * is dequeued from all queues it was enqueued onto). - */ - virtual void destroy(Message::shared_ptr& msg) = 0; - - /** - * Appends content to a previously staged message - */ - virtual void appendContent(Message* const msg, const std::string& data) = 0; - - /** - * Loads (a section) of content data for the specified - * message (previously stored through a call to stage or - * enqueue) into data. The offset refers to the content - * only (i.e. an offset of 0 implies that the start of the - * content should be loaded, not the headers or related - * meta-data). - */ - virtual void loadContent(Message* const msg, std::string& data, u_int64_t offset, u_int32_t length) = 0; - - /** - * Enqueues a message, storing the message if it has not - * been previously stored and recording that the given - * message is on the given queue. - * - * @param msg the message to enqueue - * @param queue the name of the queue onto which it is to be enqueued - * @param xid (a pointer to) an identifier of the - * distributed transaction in which the operation takes - * place or null for 'local' transactions - */ - virtual void enqueue(TransactionContext* ctxt, Message::shared_ptr& msg, const Queue& queue, const std::string * const xid) = 0; - /** - * Dequeues a message, recording that the given message is - * no longer on the given queue and deleting the message - * if it is no longer on any other queue. - * - * @param msg the message to dequeue - * @param queue the name of th queue from which it is to be dequeued - * @param xid (a pointer to) an identifier of the - * distributed transaction in which the operation takes - * place or null for 'local' transactions - */ - virtual void dequeue(TransactionContext* ctxt, Message::shared_ptr& msg, const Queue& queue, const std::string * const xid) = 0; - /** - * Treat all enqueue/dequeues where this xid was specified as being committed. - */ - virtual void committed(const std::string * const xid) = 0; - /** - * Treat all enqueue/dequeues where this xid was specified as being aborted. - */ - virtual void aborted(const std::string * const xid) = 0; - - virtual ~MessageStore(){} - }; - } -} - - -#endif |