Pattern.matches method : Pattern Match « Regular Expressions « Java Tutorial

1. Java Tutorial
2. Regular Expressions
3. Pattern Match

import java.util.regex.Pattern;

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

    String regex = "ad*";
    String input = "add";

    boolean isMatch = Pattern.matches(regex, input);
    System.out.println(isMatch);
  }
}