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import java.security.MessageDigest;
import java.security.NoSuchAlgorithmException;

/** Example hash function values.*/
public final class HashExamples {

  public static void main(String... aArgs) {
    try {
      MessageDigest sha = MessageDigest.getInstance("SHA-1");
      byte[] hashOne = sha.digest("color".getBytes());
      log("Hash of 'color':  " + hexEncode(hashOne));
      sha.reset();
      byte[]  hashTwo = sha.digest("colour".getBytes());
      log("Hash of 'colour': " + hexEncode(hashTwo));
    }
    catch (NoSuchAlgorithmException ex){
      log("No such algorithm found in JRE.");
    }
  }
}