Re: Reading data into an Array

import java.io.File;
import java.io.FileNotFoundException;
import java.io.FileReader;
import java.io.FileWriter;
import java.io.IOException;
import java.util.ArrayList;
import java.util.List;

public class Test
{
  static int[] array;

  public static void main(String[] args)
  {
    writeData();
    readData();
  }

  static void writeData()
  {
    File f = new File("chars");
    String fileContents =
      "49175630573014302316";
    try
    {
      FileWriter fos = new FileWriter(f);
      fos.write(fileContents);
      fos.close();
    }
    catch (FileNotFoundException e)
    {
      e.printStackTrace();
    }
    catch (IOException e)
    {
      e.printStackTrace();
    }
  }

  static void readData()
  {
    try
    {
      File f = new File("chars");
      FileReader fis = new FileReader(f);
      char[] tmp = new char[2];
      List<Integer> list = new ArrayList<Integer>();
      int ii;
      while ((ii = fis.read(tmp)) > -1)
      {
        list.add(Integer.valueOf(new String(tmp)));
      }
      array = new int[list.size()];
      for(int i = 0; i < array.length; i++)
      {
        array[i] = (int)list.get(i);
        System.out.println(list.get(i));
      }
      fis.close();
    }
    catch (IOException e)
    {
      e.printStackTrace();
    }
  }
}