Program Listing for File JacobsonTree.h

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/*--------------------------------------------------------------------------*/
/*--------------------------- File JacobsonTree.h --------------------------*/
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/*----------------------------- DEFINITIONS --------------------------------*/
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#ifndef __ADS_JacobsonTree
 #define __ADS_JacobsonTree
                      /* self-identification: #endif constant */

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/*------------------------------ INCLUDES ----------------------------------*/
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#include "ADS/Contract.h"
#include "ADS/succinct/BitVector.h"
#include "ADS/succinct/RankSelect.h"

#include <cstddef>
#include <utility>
#include <vector>

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/*--------------------------- NAMESPACE ------------------------------------*/
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namespace ADS {

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/*--------------------------- CLASS JacobsonTree ---------------------------*/
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class JacobsonTree {

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 public:

 static constexpr std::size_t nil = std::size_t( -1 );

 JacobsonTree( void );

 explicit JacobsonTree( const std::vector< std::pair< std::size_t ,
                                                      std::size_t > > & c );

 explicit JacobsonTree( BitVector b );

 [[nodiscard]] std::size_t size( void ) const;

 [[nodiscard]] std::size_t root( void ) const;

 [[nodiscard]] std::size_t left( std::size_t v ) const;

 [[nodiscard]] std::size_t right( std::size_t v ) const;

 [[nodiscard]] std::size_t parent( std::size_t v ) const;

 [[nodiscard]] bool isLeaf( std::size_t v ) const;

 [[nodiscard]] const BitVector & bits( void ) const;

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 private:

 [[nodiscard]] std::size_t nodeAt( std::size_t q ) const;

 [[nodiscard]] bool valid( void ) const;

 RankSelect f_b;

 };  // end( class JacobsonTree )

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}  // end( namespace ADS )

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/*-------------------------- IMPLEMENTATION --------------------------------*/
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#include "ADS/succinct/impl/JacobsonTree.tpp"

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#endif  /* JacobsonTree.h included */

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/*------------------------- End File JacobsonTree.h ------------------------*/
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