Refactored the MessageStore interface to restrict visibility of broker core from store implementations.

git-svn-id: https://svn.apache.org/repos/asf/incubator/qpid/trunk/qpid@524139 13f79535-47bb-0310-9956-ffa450edef68

1 files changed, 49 insertions, 0 deletions

diff --git a/cpp/lib/broker/RecoverableQueue.h b/cpp/lib/broker/RecoverableQueue.h
new file mode 100644
index 0000000000..a5c564b947
--- /dev/null
+++ b/cpp/lib/broker/RecoverableQueue.h
@@ -0,0 +1,49 @@
+#ifndef _broker_RecoverableQueue_h
+#define _broker_RecoverableQueue_h
+
+/*
+ *
+ * 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.
+ *
+ */
+
+#include "RecoverableMessage.h"
+#include <boost/shared_ptr.hpp>
+
+namespace qpid {
+namespace broker {
+
+/**
+ * The interface through which messages are added back to queues on
+ * recovery.
+ */
+class RecoverableQueue
+{
+public:
+    typedef boost::shared_ptr<RecoverableQueue> shared_ptr;
+    /**
+     * Used during recovery to add stored messages back to the queue
+     */
+    virtual void recover(RecoverableMessage::shared_ptr msg) = 0;
+    virtual ~RecoverableQueue() {};
+};
+
+}}
+
+
+#endif