// Syntax: thread { doSomething(); }

// Short for: new Thread() { public void run() { doSomething(); }}.start();

// similar for daemon {}

!592 1000265 // auto-importer, standard function adder 

public class main {

  public static void main(String[] args) throws Exception {

    String s = loadMainJava();

    Pattern regex = Pattern.compile("(thread|daemon)\\s*\\{");

    for (int i = 0; i < 100; i++) {

      if (i == 99) System.out.println("Warning: 100 iterations!");

      Matcher matcher = regex.matcher(s);

      if (!matcher.find())

        break;

      int start = matcher.start(), end = matcher.end();

      int endOfBlock = findEndOfBlock(s, end);

      boolean daemon = matcher.group().startsWith("d");

      String var = "_t_" + i;

      String code = "Thread " + var + " = new Thread() {\n" +

        "public void run() {\n" +

        "try {\n" +

        s.substring(end, endOfBlock) + "} catch (Exception _e) {\n" +

          "  throw _e instanceof RuntimeException ? (RuntimeException) _e : new RuntimeException(_e); } }\n};\n" +

        (daemon ? var + ".setDaemon(true);\n" : "") +

        var + ".start();";

      s = s.substring(0, start) + code + s.substring(endOfBlock+1);

    }

    saveMainJava(s);

  }

  // start is the index AFTER the opening bracket

  // returns index OF closing bracket

  static int findEndOfBlock(String s, int start) {

    int level = 1;

    for (int i = start; i < s.length(); i++) {

      if (s.charAt(i) == '{') ++level;

      else if (s.charAt(i) == '}') --level;

      if (level == 0)

        return i;

    }

    return s.length();

  }

}