/**
* Copyright © 2010 DocuLibre inc.
*
* This file is part of Constellio.
*
* Constellio is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* Constellio is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with Constellio. If not, see <http://www.gnu.org/licenses/>.
*/
package com.constellio.app.modules.es.connectors.http.utils;
import java.security.MessageDigest;
import java.security.NoSuchAlgorithmException;
import org.apache.commons.codec.binary.Base64;
/**
* Creates a (SHA) digest from a binary content.
*
* @author Nicolas Bélisle (nicolas.belisle@doculibre.com)
*/
public class DigestUtil {
public static String digest(final byte[] content)
throws NoSuchAlgorithmException {
MessageDigest shaDigester = MessageDigest.getInstance("SHA");
shaDigester.update(content);
byte[] shaDigest = shaDigester.digest();
String digestString = new String(Base64.encodeBase64(shaDigest));
return digestString;
}
}