/**
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); 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 com.datatorrent.bufferserver.auth;

import java.security.SecureRandom;

/**
 * <p>Auth Manager class.</p>
 *
 * @since 3.0.0
 */
public class AuthManager
{
  private static final int BUFFER_SERVER_TOKEN_LENGTH = 20;

  private static SecureRandom generator = new SecureRandom();

  public static byte[] generateToken()
  {
    byte[] token = new byte[BUFFER_SERVER_TOKEN_LENGTH];
    generator.nextBytes(token);
    return token;
  }
}
