/*

 * Copyright (c) 2010, Isode Limited, London, England.

 * All rights reserved.

 */

/*

 * Copyright (c) 2010, Remko Tronçon.

 * All rights reserved.

 */

package com.isode.stroke.stringcodecs;

import com.isode.stroke.base.ByteArray;

import java.security.MessageDigest;

import java.security.NoSuchAlgorithmException;

public class SHA1 {

    public static ByteArray getHash(ByteArray data) {

        MessageDigest md;

        try {

            md = MessageDigest.getInstance("SHA-1");

        } catch (NoSuchAlgorithmException ex) {

            throw new IllegalStateException("JRE doesn't have an SHA hash function", ex);

        }

        md.update(data.getData());

        return new ByteArray(md.digest());

    }

}