Base64Util.java

/*
 * Copyright 2014-2016 CyberVision, Inc.
 *
 * Licensed 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 org.kaaproject.kaa.server.common;

import org.apache.commons.codec.binary.Base64;
import org.kaaproject.kaa.common.dto.EndpointProfileDto;

public class Base64Util {

  private static final String UNKNOWN = "Unknown";

  private Base64Util() {
  }

  public static String encode(byte[] data) {
    return Base64.encodeBase64String(data);
  }

  /**
   * Encode endpoint profile to base64.
   *
   * @param profile is profile for encoding
   * @return base64 string
   */
  public static String encode(EndpointProfileDto profile) {
    if (profile != null && profile.getEndpointKeyHash() != null) {
      return encode(profile.getEndpointKeyHash());
    } else {
      return UNKNOWN;
    }
  }

  public static byte[] decode(String base64String) {
    return Base64.decodeBase64(base64String);
  }


}