java/bigfiles

package fr.inrialpes.exmo.data;

import java.io.*;
import java.util.Arrays;

import org.apache.commons.lang3.StringUtils;

import fr.inrialpes.exmo.data.LinkMatrix;

public class RandomAccessFileDemo {

   public static void main(String[] args) throws IOException {
      try {
         // create a new RandomAccessFile with filename test
        RandomAccessFile raf = new RandomAccessFile("result.txab", "rw");
        LinkMatrix extendedLinks = LinkMatrix.create();
        while (raf.readLine() != null) {
            //System.out.println(raf.readLine());
            String line = raf.readLine();
            String[] parts = StringUtils.split(line, "\\|");
            extendedLinks.put(parts[0], parts[2], new String[] {parts[0], parts[1], parts[2], parts[3]});
        }
        System.out.println("size = " + extendedLinks.size());
      } catch (NullPointerException ex) {
         ex.printStackTrace();
      }

   }
}