package com.atlassian.plugin;
   
   import java.io.Serializable;
   import java.util.Comparator;
   
   /**
    * Compares two plugins by their names
    */
   class PluginNameComparator implements Comparator<Plugin>, Serializable
  {
      static final long serialVersionUID = -2595168544386708474L;
  
      /**
       * Gets names of the two given plugins and returns the result of their comparison
       *
       * @param p1 plugin to compare
       * @param p2 plugin to compare
       * @return result of plugin name comparison
       */
      public int compare(final Plugin p1, final Plugin p2)
      {
          final String name1 = p1.getName();
          final String name2 = p2.getName();
          if ((name1 == null) || (name2 == null)) {
              return (name1 == null) ? (name2 == null) ? 0 : -1 : 1;
          }
          return name1.compareTo(name2);
      }
  }