content: /*
   * Copyright (C) 2015 Andriy Druk
   *
   * 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 com.druk.servicebrowser;
  
  import java.text.SimpleDateFormat;
  import java.util.Calendar;
  import java.util.Date;
  import java.util.Locale;
  import java.util.TimeZone;
  
  public class Utils {
  
      private static final String TIME_FORMAT = "HH:mm:ss";
  
      public static String formatTime(Long timestamp) {
          if (timestamp == null){
              return "";
          }
          Calendar cal = Calendar.getInstance();
          TimeZone tz = cal.getTimeZone();
  
          SimpleDateFormat sdf = new SimpleDateFormat(TIME_FORMAT, Locale.getDefault());
          sdf.setTimeZone(tz);
  
          return sdf.format(new Date(timestamp));
      }
  }
  