text: /* Copyright 2001, 2019 IBM Corporation
   *
   * Redistribution and use in source and binary forms, with or without modification, are permitted provided that the 
   * following conditions are met:
   *
   * 1. Redistributions of source code must retain the above copyright notice, this list of conditions and the 
   * following disclaimer.
   *
   * 2. Redistributions in binary form must reproduce the above copyright notice, this list of conditions and the 
   * following disclaimer in the documentation and/or other materials provided with the distribution.
   *
   * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, 
   * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE 
   * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 
   * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR 
   * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, 
   * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE 
   * USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
   */
   // ***********************************************************************
  // File: compareinteger.hpp
  // Author: RSG
  // Date: May 7, 2002
  // Namespace: db2
  // Class: CompareInteger
  // Description: Class implementing the methods required by SequenceIndex
  // ***********************************************************************
  
  #ifndef INCLUDE_DB2_COMPAREINTEGER_HPP
  #define INCLUDE_DB2_COMPAREINTEGER_HPP
  
  #include <vector>
  
  namespace db2
  {
    class CompareInteger
    {
    private:
      const std::vector<int>& d_array;
    public:
      CompareInteger(const std::vector<int>&);
      inline bool operator()(int, int) const;
      inline int key(int) const;
    };
  
    bool CompareInteger::operator()(int i1, int i2) const
    {
      return(d_array[i1] < d_array[i2]);
    }
  
    int CompareInteger::key(int index) const
    {
      return(d_array[index]);
    }
  }
  #endif
  