org.camunda.bpm.engine.impl.digest.Base64EncodedSaltGenerator Maven / Gradle / Ivy
/*
* Copyright Camunda Services GmbH and/or licensed to Camunda Services GmbH
* under one or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information regarding copyright
* ownership. Camunda licenses this file to you under the Apache License,
* Version 2.0; you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.camunda.bpm.engine.impl.digest;
import org.camunda.bpm.engine.impl.digest._apacheCommonsCodec.Base64;
import java.security.SecureRandom;
import java.util.Random;
public abstract class Base64EncodedSaltGenerator implements SaltGenerator {
protected Random secureRandom = new SecureRandom();
@Override
public String generateSalt() {
byte[] byteSalt = generateByteSalt();
return encodeSalt(byteSalt);
}
protected byte[] generateByteSalt() {
byte[] salt = new byte[getSaltLengthInByte()];
secureRandom.nextBytes(salt);
return salt;
}
protected String encodeSalt(byte[] salt) {
return new String(Base64.encodeBase64(salt));
}
protected abstract Integer getSaltLengthInByte();
}