D:\IBM>java MessageDigestExample "This is a test!"

SUN (DSA key/parameter generation; DSA signing; SHA-1, MD5 digests
; SecureRandom; X.509 certificates; JKS keystore; PKIX CertPathValidator
; PKIX CertPathBuilder; LDAP, Collection CertStores)

Digest:
D93,.x2%$kd8xdp3di5*