content: //    HelloIoT is a dashboard creator for MQTT
  //    Copyright (C) 2019 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.nio.charset.StandardCharsets;
  import java.util.logging.Level;
  import java.util.logging.Logger;
  import javafx.geometry.Pos;
  
  public class StringFormatLong extends StringFormatPath {
  
      private final static Logger logger = Logger.getLogger(StringFormatLong.class.getName());
      
      public static StringFormat INSTANCE = new StringFormatLong();
  
      public StringFormatLong(String jsonpath) {
          super(jsonpath);
      }
  
      public StringFormatLong() {
          super(null);
      }
  
      @Override
      public String toString() {
          return "LONG";
      }
  
      @Override
      public Pos alignment() {
          return Pos.CENTER_RIGHT;
      }
  
      @Override
      protected MiniVar valueImpl(String value) {
          if (value == null || value.isEmpty()) {
              return MiniVarLong.NULL;
          } else {
              try {
                  return new MiniVarLong(Long.parseLong(value));
              } catch (NumberFormatException ex) {
                  logger.warning(() -> "Cannot parse Long: " + value);
                  return MiniVarLong.NULL;
              }
          }
      }
  
      @Override
      public String format(MiniVar value) {
          if (value.isEmpty()) {
              return "";
          } else {
              return Long.toString(value.asLong());
          }
      }
      
      @Override
      public MiniVar parse(String formattedvalue) {
          if (formattedvalue == null || formattedvalue.isEmpty()) {
              return MiniVarLong.NULL;
          } else {
              long l;
              try {
                  l = Long.parseLong(formattedvalue);
              } catch (NumberFormatException ex) {
                  logger.log(Level.WARNING, null, ex);
                  throw new IllegalArgumentException(ex);
              }
              return new MiniVarLong(l);
          }
      }
      
      @Override
      public byte[] devalue(MiniVar formattedvalue) {
          return formattedvalue.asString().getBytes(StandardCharsets.UTF_8);
      }
  }
  