String manipulation using English synonyms : Validation « Regular Expressions « Java Tutorial

1. Java Tutorial
2. Regular Expressions
3. Validation

public class MainClass {
  public static void main(String args[]) {
    String statement = "A B AA";
    String tokens[] = null;
    String splitPattern = "A|B|C|E|(G H I J)|(AA BB CC)";

    tokens = statement.split(splitPattern);
    System.out.println("REGEX PATTERN:\n" + splitPattern + "\n");
    System.out.println("STATEMENT:\n" + statement + "\n");
    System.out.println("TOKENS:");
    for (int i = 0; i < tokens.length; i++) {
      System.out.println(tokens[i]);
    }
  }
}