package org.andromda.cartridges.ejb.metafacades;
   
   import java.text.MessageFormat;
   import java.util.StringTokenizer;
   import org.andromda.cartridges.ejb.EJBProfile;
   import org.andromda.metafacades.uml.GeneralizableElementFacade;
   import org.apache.commons.lang.StringUtils;
   
   /**
   * MetafacadeLogic implementation for org.andromda.cartridges.ejb.metafacades.ValueObjectFacade.
   *
   * @see org.andromda.cartridges.ejb.metafacades.ValueObjectFacade
   */
  public class ValueObjectFacadeLogicImpl
      extends ValueObjectFacadeLogic
  {
      private static final long serialVersionUID = 34L;
      // ---------------- constructor -------------------------------
      /**
       * @param metaObject
       * @param context
       */
      public ValueObjectFacadeLogicImpl(
          Object metaObject,
          String context)
      {
          super(metaObject, context);
      }
  
      /**
       * Using <code>/</code> in the configuredProperty <code>valueObjectPackage</code> can remove the previous package
       * name.
       *
       * @see org.andromda.cartridges.ejb.metafacades.ValueObjectFacade#getPackageName()
       */
      public String getPackageName()
      {
          final String packageName =
              MessageFormat.format(
                  this.getConfiguredProperty("valueObjectPackage").toString(),
                  StringUtils.trimToEmpty(super.getPackageName()));
          StringBuilder buffer = new StringBuilder();
          for (final StringTokenizer tokenizer = new StringTokenizer(packageName, "."); tokenizer.hasMoreTokens();)
          {
              String token = tokenizer.nextToken();
              if (token.indexOf('/') < 0)
              {
                  buffer.append(token).append('.');
              }
          }
          final String name = buffer.toString();
          return name.endsWith(".") ? name.substring(0, name.length() - 1) : name;
      }
  
      /**
       * @see org.andromda.cartridges.ejb.metafacades.ValueObjectFacade#getName()
       */
      public String getName()
      {
          return MessageFormat.format(
              this.getConfiguredProperty("valueObjectName").toString(),
                  StringUtils.trimToEmpty(super.getName()));
      }
  
      /**
       * @see org.andromda.metafacades.uml.ModelElementFacade#getFullyQualifiedName()
       */
      public String getFullyQualifiedName()
      {
          final String name = this.getPackageName();
          return name == null || "".equalsIgnoreCase(name) ? getName() : name + '.' + getName();
      }
  
      /**
       * If we're using inheritance to build up a value object with all model elements of an entity, we're returning no
       * superclass.
       * @return super.getGeneralization() if generalization.hasStereotype(EJBProfile.STEREOTYPE_ENTITY)
       */
      public GeneralizableElementFacade getGeneralization()
      {
          GeneralizableElementFacade generalization = super.getGeneralization();
          return generalization == null || generalization.hasStereotype(EJBProfile.STEREOTYPE_ENTITY) ? null
                                                                                                      : generalization;
      }
  }