HashUtil.java

package org.openlmis.core.utils;

import org.openlmis.core.exceptions.LMISException;

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

public final class HashUtil {

    private HashUtil() {
    }

    public static String md5(String s) {
        try {
            MessageDigest digest = java.security.MessageDigest.getInstance("MD5");
            digest.update(s.getBytes());
            byte[] messageDigest = digest.digest();

            StringBuffer hexString = new StringBuffer();
            for (int i = 0; i < messageDigest.length; i++)
                hexString.append(Integer.toHexString(0xFF & messageDigest[i]));
            return hexString.toString();

        } catch (NoSuchAlgorithmException e) {
            new LMISException(e).reportToFabric();
        }
        return "";
    }
}