package org.djunits.generator;
   
   import java.lang.reflect.Field;
   import java.lang.reflect.Modifier;
   
   import org.djunits.unit.Unit;
   
   /**
    * <p>
   * Copyright (c) 2013-2018 Delft University of Technology, PO Box 5, 2600 AA, Delft, the Netherlands. All rights reserved. <br>
   * BSD-style license. See <a href="http://djunits.org/docs/license.html">DJUNITS License</a>.
   * </p>
   * $LastChangedDate: 2015-07-24 02:58:59 +0200 (Fri, 24 Jul 2015) $, @version $Revision: 1147 $, by $Author: averbraeck $,
   * initial version Apr 12, 2017 <br>
   * @author <a href="http://www.tbm.tudelft.nl/averbraeck">Alexander Verbraeck</a>
   * @author <a href="http://www.tudelft.nl/pknoppers">Peter Knoppers</a>
   * @author <a href="http://www.transport.citg.tudelft.nl">Wouter Schakel</a>
   */
  public final class GenerateStaticUNITS
  {
  
      /**
       * 
       */
      private GenerateStaticUNITS()
      {
          // utility class
      }
  
      /**
       * @param args should be empty
       */
      public static void main(String[] args)
      {
          for (String className : Unit.STANDARD_UNITS)
          {
              if (!className.contains("Money") && !className.contains("Dimensionless"))
              {
                  System.out.println();
                  System.out.println(
                          "    /****************************************************************************************************************/");
                  String s =
                          "    /******************************************************XX********************************************************/";
                  String cs = className.toUpperCase().replace("UNIT", "");
                  int i = cs.length() + 2;
                  cs = (i % 2 == 1) ? cs + " " : cs;
                  i = (i % 2 == 1) ? i + 2 : i;
                  i = i / 2;
                  s = s.replace("********************".substring(0, i - 1) + "X", " " + cs + " ");
                  s = s.replace("X********************".substring(0, i), "");
                  System.out.println(s);
                  System.out.println(
                          "    /****************************************************************************************************************/");
                  System.out.println();
  
                  @SuppressWarnings("rawtypes")
                  Class c;
                  try
                  {
                      c = Class.forName("org.djunits.unit." + className);
                  }
                  catch (Exception exception)
                  {
                      System.exit(-1);
                      return;
                  }
  
                  int l = 0;
                  for (Field f : c.getFields())
                  {
                      if (Modifier.isPublic(f.getModifiers()) && Modifier.isStatic(f.getModifiers())
                              && Modifier.isFinal(f.getModifiers()) && !f.getName().equals("SI")
                              && !f.getName().equals("STANDARD_UNITS"))
                      {
                          String n = f.getName();
                          if (f.getName().contains("ELECTRONVOLT"))
                          {
                              n = cs.trim() + "_" + n;
                          }
                          l = Math.max(l, n.length());
                      }
                  }
  
                  for (Field f : c.getFields())
                  {
                      if (Modifier.isPublic(f.getModifiers()) && Modifier.isStatic(f.getModifiers())
                              && Modifier.isFinal(f.getModifiers()) && !f.getName().equals("SI")
                              && !f.getName().equals("STANDARD_UNITS"))
                      {
                          String n = f.getName();
                          if (f.getName().contains("ELECTRONVOLT"))
                          {
                              n = cs.trim() + "_" + n;
                          }
  
                          String un = (n + "                                    ").substring(0, l);
                          System.out.println(
                                  "    " + c.getSimpleName() + " " + un + " = " + c.getSimpleName() + "." + f.getName() + ";");
                      }
                 }
             }
         }
     }
 
 }