// Mirek's Java Cellebration
// http://www.mirwoj.opus.chelm.pl
//
// Various tools

import java.io.*;
import java.net.*;
import java.util.*;

public class MJTools
{
  // ----------------------------------------------------------------
  public MJTools()
  {
  }
  // ----------------------------------------------------------------
  // Read the specified text file, return its lines in vLines
  public boolean LoadTextFile(String sPath, Vector vLines)
  {
    boolean fRetVal = false;
    URL     theUrl;
    DataInputStream theFile;
    String sBff;
    try
    {
      theUrl = new URL(sPath);
    }
    catch (MalformedURLException mue)
    {
      System.out.println("Malformed URL: " + sPath);
      return false;
    }
    catch (SecurityException se)
    {
      System.out.println("Security exception: " + sPath);
      return false;
    }

    try
    { 
      vLines.removeAllElements();

      theFile = new DataInputStream(theUrl.openStream());
      BufferedReader br = new BufferedReader(
                             new InputStreamReader(theFile));

      // read-in the whole file
      while ((sBff = br.readLine()) != null)
      {
        if (sBff.length() > 0)
        {
          vLines.addElement(sBff.trim());
        }
      }
      br.close();
      fRetVal = true;
    }
    catch(IOException e)
    {
      System.out.println("IOException:" + e);
    }

    return fRetVal;
  }
  // ----------------------------------------------------------------
  // Read the specified resource file, return its lines in vLines
  // Resource file MUST be given as a relative path.
  public boolean LoadResTextFile(String sPath, Vector vLines)
  {
    boolean fRetVal = false;
    String sBff;

    try
    { 
      InputStream in = MJCell.class.getResourceAsStream(sPath);
      if (in != null)
      {
        BufferedReader br = new BufferedReader(    
                               new InputStreamReader(in));
           
        // read-in the whole file
        while ((sBff = br.readLine()) != null)
        {
          if (sBff.length() > 0)
          {
            vLines.addElement(sBff.trim());
          }
        }
        br.close();
        fRetVal = true;
      }
    }
    catch(IOException e)
    {
      System.out.println("IOException:" + e);
    }

    return fRetVal;
  }
  // ----------------------------------------------------------------
  // ----------------------------------------------------------------
  // ----------------------------------------------------------------
}