1 files changed, 55 insertions, 0 deletions
diff --git a/qpid/cpp/src/qpid/SharedObject.h b/qpid/cpp/src/qpid/SharedObject.h
new file mode 100644
index 0000000000..852a036ab9
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+++ b/qpid/cpp/src/qpid/SharedObject.h
@@ -0,0 +1,55 @@
+#ifndef _SharedObject_
+#define _SharedObject_
+
+/*
+ *
+ * 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 <boost/shared_ptr.hpp>
+#include <boost/noncopyable.hpp>
+
+namespace qpid {
+    /**
+     * Template to enforce shared object conventions.
+     * Shared object classes should inherit : public qpid::SharedObject
+     * That ensures Foo:
+     * - has typedef boost::shared_ptr<T> shared_ptr
+     * - has virtual destructor
+     * - is boost::noncopyable (no default copy or assign)
+     * - has a protected default constructor.
+     *
+     * Shared objects should not have public constructors.
+     * Make constructors protected and provide public statc create()
+     * functions that return a shared_ptr.
+     */
+    template <class T>
+    class SharedObject : private boost::noncopyable
+    {
+      public:
+        typedef boost::shared_ptr<T> shared_ptr;
+
+        virtual ~SharedObject() {};
+
+      protected:
+        SharedObject() {} 
+    };
+}
+
+#endif  /*!_SharedObject_*/