Translate unicode digits to english numerals

UnicodeRegexTest.java

import java.util.regex.*;

public class RegexTest {
  public static void main(String[] args) {

    String burmeseNumbers = "၀၁၂၃၄၅၆၇၈၉";

    String engRegex = "0|1|2|3|4|5|6|7|8|9";
    String burmeseRegex = "၀|၁|၂|၃|၄|၅|၆|၇|၈|၉";

    String myanmarText = "၁၉ နာရီ ၁၈ မိနစ်";
    StringBuffer sb = new StringBuffer();

    Pattern p = Pattern.compile(burmeseRegex, Pattern.UNICODE_CASE);
    Matcher matcher = p.matcher(myanmarText);
    while(matcher.find()) {
      matcher.appendReplacement(sb, "" + burmeseNumbers.indexOf(matcher.group(0)));
    }
    matcher.appendTail(sb);
    System.out.println("Original: " + myanmarText);
    System.out.println("Digit Translated: " + sb.toString());
  }
}