Java tutorial
package org.apache.commons.codec.digest; public class MessageDigestAlgorithms { public static final String MD2 = "MD2"; public static final String MD5 = "MD5"; public static final String SHA_1 = "SHA-1"; public static final String SHA_256 = "SHA-256"; public static final String SHA_384 = "SHA-384"; public static final String SHA_512 = "SHA-512"; private MessageDigestAlgorithms() { } }