xercesc/util/XMLEnumerator.hpp

0001 /*
0002  * Licensed to the Apache Software Foundation (ASF) under one or more
0003  * contributor license agreements.  See the NOTICE file distributed with
0004  * this work for additional information regarding copyright ownership.
0005  * The ASF licenses this file to You under the Apache License, Version 2.0
0006  * (the "License"); you may not use this file except in compliance with
0007  * the License.  You may obtain a copy of the License at
0008  *
0009  *      http://www.apache.org/licenses/LICENSE-2.0
0010  *
0011  * Unless required by applicable law or agreed to in writing, software
0012  * distributed under the License is distributed on an "AS IS" BASIS,
0013  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
0014  * See the License for the specific language governing permissions and
0015  * limitations under the License.
0016  */
0017
0018 /*
0019  * $Id$
0020  */
0021
0022 #if !defined(XERCESC_INCLUDE_GUARD_XMLENUMERATOR_HPP)
0023 #define XERCESC_INCLUDE_GUARD_XMLENUMERATOR_HPP
0024
0025 #include <xercesc/util/XercesDefs.hpp>
0026
0027 XERCES_CPP_NAMESPACE_BEGIN
0028
0029 template <class TElem> class XMLEnumerator
0030 {
0031 public :
0032     // -----------------------------------------------------------------------
0033     //  Destructor
0034     // -----------------------------------------------------------------------
0035     virtual ~XMLEnumerator() {};
0036
0037     // -----------------------------------------------------------------------
0038     //  XMLEnumerator interface
0039     // -----------------------------------------------------------------------
0040     virtual bool hasMoreElements() const = 0;
0041     virtual TElem& nextElement() = 0;
0042     virtual void Reset() = 0;
0043
0044     XMLEnumerator() {}
0045     XMLEnumerator(const XMLEnumerator<TElem>&) {}
0046
0047 private:
0048     // -----------------------------------------------------------------------
0049     //  Unimplemented operators
0050     // -----------------------------------------------------------------------
0051     XMLEnumerator<TElem>& operator=(const XMLEnumerator<TElem>&);
0052 };
0053
0054 XERCES_CPP_NAMESPACE_END
0055
0056 #endif