content: //    HelloIoT is a dashboard creator for MQTT
  //    Copyright (C) 2017-2018 Adrián Romero Corchado.
  //
  //    This file is part of HelloIot.
  //
  //    HelloIot 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.
  //
  //    HelloIot 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 HelloIot.  If not, see <http://www.gnu.org/licenses/>.
  //
  package com.adr.helloiotlib.format;
  
  import java.util.Base64;
  import javafx.geometry.Pos;
  
  /**
   *
   * @author adrian
   */
  public class StringFormatBase64 extends StringFormat {
  
      public static final StringFormat INSTANCE = new StringFormatBase64();
  
      @Override
      public String toString() {
          return "BASE64";
      }
  
      @Override
      public String format(MiniVar value) {
          if (value.isEmpty()) {
              return "";
          } else {
              return Base64.getMimeEncoder().encodeToString(value.asBytes());
          }
      }
  
      @Override
      public MiniVar value(byte[] value) {
          if (value == null) {
              return MiniVarBytes.NULL;
          } else {
              return new MiniVarBytes(value);
          }
      }
      
      @Override
      public MiniVar parse(String formattedvalue) {
          return new MiniVarBytes(Base64.getMimeDecoder().decode(formattedvalue));
      }
      
      @Override
      public byte[] devalue(MiniVar formattedvalue) {
          return formattedvalue.asBytes();
      }
  
      @Override
      public Pos alignment() {
          return Pos.CENTER_LEFT;
      }
  }
  