NO-JIRA: create branch for qpid-cpp 0.34 RC process

git-svn-id: https://svn.apache.org/repos/asf/qpid/branches/qpid-cpp-0.34-rc@1687469 13f79535-47bb-0310-9956-ffa450edef68

1 files changed, 72 insertions, 0 deletions

diff --git a/qpid/cpp/src/qpid/broker/QueueCursor.h b/qpid/cpp/src/qpid/broker/QueueCursor.h
new file mode 100644
index 0000000000..c7368177e9
--- /dev/null
+++ b/qpid/cpp/src/qpid/broker/QueueCursor.h
@@ -0,0 +1,72 @@
+#ifndef QPID_BROKER_QUEUECURSOR_H
+#define QPID_BROKER_QUEUECURSOR_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 "qpid/broker/BrokerImportExport.h"
+#include "qpid/sys/IntegerTypes.h"
+#include <boost/shared_ptr.hpp>
+
+namespace qpid {
+namespace broker {
+
+class Message;
+
+enum SubscriptionType
+{
+    CONSUMER,
+    BROWSER,
+    PURGE,
+    REPLICATOR
+};
+
+class CursorContext {
+  public:
+    virtual ~CursorContext() {}
+};
+/**
+ *
+ */
+class QueueCursor
+{
+  public:
+    QPID_BROKER_EXTERN QueueCursor(SubscriptionType type = CONSUMER);
+
+  private:
+    SubscriptionType type;
+    int32_t position;
+    int32_t version;
+    bool valid;
+    boost::shared_ptr<CursorContext> context;
+
+    void setPosition(int32_t p, int32_t v);
+    bool check(const Message& m);
+    bool isValid(int32_t v);
+
+  friend class MessageDeque;
+  friend class MessageMap;
+  friend class PriorityQueue;
+  friend class PagedQueue;
+  template <typename T> friend class IndexedDeque;
+};
+}} // namespace qpid::broker
+
+#endif  /*!QPID_BROKER_QUEUECURSOR_H*/