import java.io.Console;
import java.util.regex.Pattern;
import java.util.regex.Matcher;

public class RegexTestHarnessJava6 {

  public static void main(String[] args){
    Console console = System.console();
    if (console == null) {
      System.err.println("No console.");
      System.exit(1);
    }
    while (true) {

      Pattern pattern = 
	  Pattern.compile(console.readLine("%nEnter your regex: "));

      Matcher matcher = 
	  pattern.matcher(console.readLine("Enter input string to search: "));

      boolean found = false;
      while (matcher.find()) {
	console.format("I found the text \"%s\" starting at " +
		       "index %d and ending at index %d.%n",
		       matcher.group(), matcher.start(), matcher.end());
	found = true;
      }
      if(!found){
	console.format("No match found.%n");
      }
    }
  }
}