WordRecord.cc

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//
// Part of the ht://Dig package   <http://www.htdig.org/>
// Copyright (c) 1999, 2000, 2001 The ht://Dig Group
// For copyright details, see the file COPYING in your distribution
// or the GNU General Public License version 2 or later
// <http://www.gnu.org/copyleft/gpl.html>
//
//
// WordRecord.cc
//
// WordRecord: data portion of the inverted index database
//
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif /* HAVE_CONFIG_H */

#include <stdlib.h>

#include "WordRecord.h"

//
// WordRecord implementation
//

//
// Convert the whole structure to an ascii string description
//
int
WordRecord::Get(String& buffer) const
{
  buffer.trunc();

  switch(type) {

  case WORD_RECORD_DATA:
    buffer << info.data;
    break;

  case WORD_RECORD_STR:
    buffer << info.str;
    break;

  case WORD_RECORD_NONE:
    break;

  default:
    fprintf(stderr, "WordRecord::Get: unknown type %d\n", type);
    return NOTOK;
    break;
  }

  return OK;
}

String
WordRecord::Get() const
{
  String tmp;
  Get(tmp);
  return tmp;
}

//
// Set a record from an ascii representation
//
int
WordRecord::Set(const String& buffer)
{
  StringList fields(buffer, "\t ");
  return SetList(fields);
}

int
WordRecord::SetList(StringList& fields)
{
  int i = 0;
  
  switch(type) 
    {
        
    case WORD_RECORD_DATA:
      {
        String* field = (String*)fields.Get_First();

        if(field == 0) {
          fprintf(stderr, "WordRecord::Set: failed to retrieve field %d\n", i);
          return NOTOK;
        }
        info.data = (unsigned int)atoi(field->get());
        fields.Remove(0);
        i++;
      }
      break;

    case WORD_RECORD_STR:
      {
        String* field = (String*)fields.Get_First();
        info.str = *field;
        fields.Remove(0);
        i++;
      }
      break;

    case WORD_RECORD_NONE:
      break;

    default:
      fprintf(stderr, "WordRecord::Set: unknown type %d\n", type);
      break;
    }

  return OK;
}

int
WordRecord::Write(FILE* f) const
{
  String tmp;
  Get(tmp);
  fprintf(f, "%s", (char*)tmp);
  return 0;
}

void
WordRecord::Print() const
{
  Write(stderr);
}

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