#ifndef _SharedObject_
#define _SharedObject_

/*
 *
 * Copyright (c) 2006 The Apache Software Foundation
 *
 * Licensed 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_*/
