indexfile.h

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/*
 * SwatDB
 *
 * @authors: See Contributors.doc for code contributors
 *
 * Copyright (c) 2020 Swarthmore College Computer Science Department
 * Swarthmore PA, Professors Tia Newhall, Ameet Soni
 */
 
#ifndef  _SWATDB_INDEXFILE_H_
#define  _SWATDB_INDEXFILE_H_
 
 
#include<vector>
#include <utility>
#include <string>
#include "swatdb_types.h"
#include "file.h" //for inheritance
 
class Key;
 
class IndexFile;
class SearchKeyFormat;
 
 
class IndexFile : public File {
 
  public:
 
    IndexFile(Catalog *catalog, BufferManager *buf_mgr, FileId 
            relation, std::vector<std::string> field_list);
    IndexFile(Catalog *catalog, BufferManager *buf_mgr, FileId 
            relation, std::vector<FieldId> field_list);
 
    virtual ~IndexFile(){}
 
    SearchKeyFormat* getKeyFormat();
 
    virtual void insertEntry(Key key, RecordId record_id) = 0;
 
    virtual std::vector<RecordId> getEntries(Key key) = 0;
 
    virtual void deleteEntry(Key key, RecordId record_id) = 0;
 
    virtual void deleteKey(Key key) = 0;
 
  protected:
 
    FileId relation;
 
    SearchKeyFormat* key_format;
    
};
 
 
#endif