validators/common/CMBinaryOp.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_CMBINARYOP_HPP)
0023 #define XERCESC_INCLUDE_GUARD_CMBINARYOP_HPP
0024
0025 #include <xercesc/validators/common/CMNode.hpp>
0026
0027 XERCES_CPP_NAMESPACE_BEGIN
0028
0029 class CMStateSet;
0030
0031 class CMBinaryOp : public CMNode
0032 {
0033 public :
0034     // -----------------------------------------------------------------------
0035     //  Constructors
0036     // -----------------------------------------------------------------------
0037     CMBinaryOp
0038     (
0039         ContentSpecNode::NodeTypes  type
0040         , CMNode* const             leftToAdopt
0041         , CMNode* const             rightToAdopt
0042         , unsigned int              maxStates
0043         , MemoryManager* const      manager = XMLPlatformUtils::fgMemoryManager
0044     );
0045     ~CMBinaryOp();
0046
0047
0048     // -----------------------------------------------------------------------
0049     //  Getter methods
0050     // -----------------------------------------------------------------------
0051     const CMNode* getLeft() const;
0052     CMNode* getLeft();
0053     const CMNode* getRight() const;
0054     CMNode* getRight();
0055
0056
0057     // -----------------------------------------------------------------------
0058     //  Implementation of the public CMNode virtual interface
0059     // -----------------------------------------------------------------------
0060     virtual void orphanChild();
0061
0062
0063 protected :
0064     // -----------------------------------------------------------------------
0065     //  Implementation of the protected CMNode virtual interface
0066     // -----------------------------------------------------------------------
0067     void calcFirstPos(CMStateSet& toSet) const;
0068     void calcLastPos(CMStateSet& toSet) const;
0069
0070
0071 private :
0072     // -----------------------------------------------------------------------
0073     //  Private data members
0074     //
0075     //  fLeftChild
0076     //  fRightChild
0077     //      These are the references to the two nodes that are on either side
0078     //      of this binary operation. We own them both.
0079     // -----------------------------------------------------------------------
0080     CMNode* fLeftChild;
0081     CMNode* fRightChild;
0082
0083     // -----------------------------------------------------------------------
0084     //  Unimplemented constructors and operators
0085     // -----------------------------------------------------------------------
0086     CMBinaryOp(const CMBinaryOp&);
0087     CMBinaryOp& operator=(const CMBinaryOp&);
0088 };
0089
0090 XERCES_CPP_NAMESPACE_END
0091
0092 #endif