import java.io.*;

public final class TextHandler extends AbstractHandler {

  private final static TextHandler INSTANCE = new TextHandler();
  public static Handler getInstance() {return INSTANCE;}

  public String description() {
    return "Text files";
  }

  void explainRest(File f) {
    BufferedReader in = null;
    try {
      int lines = 0;
      int words = 0;
      String line;
      in = new BufferedReader(new FileReader(f));
      while ((line = in.readLine()) != null) {
        lines++;
        words += line.split("\\s+").length;
      }
      add("# lines",lines);
      add("# words",words);
    } catch (IOException e) {
      Util.getInstance().handle("Trouble reading " + f,e);
      if (in != null) {
        try {
          in.close();
        } catch (IOException ee) {
          Util.getInstance().handle("Trouble closing " + f,e);
        }
      }
    }
  }
}