/*
 * Copyright 2006 Bradley Schatz. All rights reserved.
 *
 * This file is part of pasco2, the next generation Internet Explorer cache
 * and history record parser.
 *
 * pasco2 is free software; you can redistribute it and/or modify
 * under the terms of the GNU General Public License as published by the
 * Free Software Foundation; either version 2 of the License, or (at your
 * option) any later version.
 *
 * pasco2 is distributed in the hope that it will be useful, but
 * WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with pasco2; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
 * USA
 */


package isi.pasco2.parser;

import isi.pasco2.io.IndexFile;

import java.io.IOException;

class HashBlockIterator {
  int offset;
  IndexFile file;
  boolean started = false;
  IEIndexFileParser parser;
  
  public HashBlockIterator(IndexFile file, IEIndexFileParser parser, int offset) {
    this.offset = offset;
    this.file = file;
    this.parser = parser;
  }
  
  public boolean hasNext() throws IOException {
    if (offset != 0) {
      return true;
    } else {
      return false;
    }
  }
  public HashBlock next() throws IOException {
    int off = offset;
    offset = file.readIntAtOffset(offset + 8);
    return new HashBlock(file, parser, off);
  }
}