package org.andromda.maven.plugin.configuration;
   
   import java.io.File;
   import java.util.Properties;
   import org.codehaus.plexus.util.introspection.ReflectionValueExtractor;
   
   /**
    * Extends properties and allows the key to be retrieved from the given bean.
    *
   * @author Chad Brandon
   */
  public class BeanProperties
      extends Properties
  {
      private static final long serialVersionUID = 34L;
      private Object bean;
  
      /**
       * @param bean
       */
      public BeanProperties(final Object bean)
      {
          this.bean = bean;
      }
  
      /**
       * @see java.util.Dictionary#get(Object)
       */
      public synchronized Object get(Object key)
      {
          Object value = null;
          try
          {
              value = ReflectionValueExtractor.evaluate(
                      String.valueOf(key),
                      bean);
              // - convert file instances to strings
              if (value instanceof File)
              {
                  value = ((File)value).getPath();
                  this.put(key, value);
              }
          }
          catch (Exception exception)
          {
              // ignore
          }
          return value;
      }
  }