package org.andromda.core.common;
   
   import org.apache.commons.lang.StringUtils;
   
   /**
    * Stores any constants used throughout the
    * AndroMDA codebase.
    *
    * @author Chad Brandon
   */
  public class Constants
  {
      /**
       * The location of the AndroMDA temporary directory. This is where any
       * temporary resources are placed during AndroMDA execution.
       */
      public static final String TEMPORARY_DIRECTORY;
  
      /**
       * Perform any constant initialization.
       */
      static
      {
          // - initialize the TEMPORARY_DIRECTORY
          final String tmpDir = System.getProperty("java.io.tmpdir");
          final StringBuilder directory = new StringBuilder(tmpDir);
          if (!directory.toString().endsWith("/"))
          {
              directory.append('/');
          }
          final String userName = System.getProperty("user.name");
          if (StringUtils.isNotBlank(userName))
          {
              directory.append(userName).append('/');
          }
          directory.append(".andromda/");
          TEMPORARY_DIRECTORY = directory.toString();
      }
  
      /**
       * The name of the metafacades component.
       */
      public static final String COMPONENT_METAFACADES = "metafacades";
  }