// license-header java merge-point
   //
   // Attention: generated code (by MetafacadeLogic.vsl) - do not modify!
   //
   package org.andromda.metafacades.uml14;
   
   import java.util.Collection;
   import org.andromda.core.metafacade.MetafacadeBase;
   import org.andromda.core.metafacade.ModelValidationMessage;
  import org.andromda.metafacades.uml.FrontEndAction;
  import org.andromda.metafacades.uml.FrontEndActivityGraph;
  import org.andromda.metafacades.uml.FrontEndController;
  import org.apache.log4j.Logger;
  import org.omg.uml.behavioralelements.activitygraphs.ActivityGraph;
  
  /**
   * Represents the activity graph describing the details of a presentation tier or "front end" use
   * case.
   * MetafacadeLogic for FrontEndActivityGraph
   *
   * @see FrontEndActivityGraph
   */
  public abstract class FrontEndActivityGraphLogic
      extends ActivityGraphFacadeLogicImpl
      implements FrontEndActivityGraph
  {
      /**
       * The underlying UML object
       * @see Object
       */
      protected Object metaObject;
  
      /** Create Metafacade implementation instance using the MetafacadeFactory from the context
       * @param metaObjectIn
       * @param context
       */
      protected FrontEndActivityGraphLogic(Object metaObjectIn, String context)
      {
          super((ActivityGraph)metaObjectIn, getContext(context));
          this.metaObject = metaObjectIn;
      }
  
      /**
       * The logger instance.
       */
      private static final Logger logger = Logger.getLogger(FrontEndActivityGraphLogic.class);
  
      /**
       * Gets the context for this metafacade logic instance.
       * @param context String. Set to FrontEndActivityGraph if null
       * @return context String
       */
      private static String getContext(String context)
      {
          if (context == null)
          {
              context = "org.andromda.metafacades.uml.FrontEndActivityGraph";
          }
          return context;
      }
  
      /** Reset context only for non-root metafacades
       * @param context
       */
      @Override
      public void resetMetafacadeContext(String context)
      {
          if (!this.contextRoot) // reset context only for non-root metafacades
          {
              context = getContext(context);  // to have same value as in original constructor call
              setMetafacadeContext (context);
          }
      }
  
      /**
       * @return boolean true always
       * @see FrontEndActivityGraph
       */
      public boolean isFrontEndActivityGraphMetaType()
      {
          return true;
      }
  
      // --------------- attributes ---------------------
  
     /**
      * @see FrontEndActivityGraph#isContainedInFrontEndUseCase()
      * @return boolean
      */
      protected abstract boolean handleIsContainedInFrontEndUseCase();
  
      private boolean __containedInFrontEndUseCase1a;
      private boolean __containedInFrontEndUseCase1aSet = false;
  
      /**
       * True if this element is contained in a FrontEndUseCase.
       * @return (boolean)handleIsContainedInFrontEndUseCase()
       */
      public final boolean isContainedInFrontEndUseCase()
     {
         boolean containedInFrontEndUseCase1a = this.__containedInFrontEndUseCase1a;
         if (!this.__containedInFrontEndUseCase1aSet)
         {
             // containedInFrontEndUseCase has no pre constraints
             containedInFrontEndUseCase1a = handleIsContainedInFrontEndUseCase();
             // containedInFrontEndUseCase has no post constraints
             this.__containedInFrontEndUseCase1a = containedInFrontEndUseCase1a;
             if (isMetafacadePropertyCachingEnabled())
             {
                 this.__containedInFrontEndUseCase1aSet = true;
             }
         }
         return containedInFrontEndUseCase1a;
     }
 
     // ------------- associations ------------------
 
     private FrontEndController __getController1r;
     private boolean __getController1rSet = false;
 
     /**
      * Represents the activity graph describing the details of a presentation tier or "front end"
      * use case.
      * @return (FrontEndController)handleGetController()
      */
     public final FrontEndController getController()
     {
         FrontEndController getController1r = this.__getController1r;
         if (!this.__getController1rSet)
         {
             // frontEndActivityGraph has no pre constraints
             Object result = handleGetController();
             MetafacadeBase shieldedResult = this.shieldedElement(result);
             try
             {
                 getController1r = (FrontEndController)shieldedResult;
             }
             catch (ClassCastException ex)
             {
                 // Bad things happen if the metafacade type mapping in metafacades.xml is wrong - Warn
                 FrontEndActivityGraphLogic.logger.warn("incorrect metafacade cast for FrontEndActivityGraphLogic.getController FrontEndController " + result + ": " + shieldedResult);
             }
             // frontEndActivityGraph has no post constraints
             this.__getController1r = getController1r;
             if (isMetafacadePropertyCachingEnabled())
             {
                 this.__getController1rSet = true;
             }
         }
         return getController1r;
     }
 
     /**
      * UML Specific type is transformed by shieldedElements to AndroMDA Metafacade type
      * @return Object
      */
     protected abstract Object handleGetController();
 
     private FrontEndAction __getInitialAction2r;
     private boolean __getInitialAction2rSet = false;
 
     /**
      * Represents the activity graph describing the details of a presentation tier or "front end"
      * use case.
      * @return (FrontEndAction)handleGetInitialAction()
      */
     public final FrontEndAction getInitialAction()
     {
         FrontEndAction getInitialAction2r = this.__getInitialAction2r;
         if (!this.__getInitialAction2rSet)
         {
             // frontEndActivityGraph has no pre constraints
             Object result = handleGetInitialAction();
             MetafacadeBase shieldedResult = this.shieldedElement(result);
             try
             {
                 getInitialAction2r = (FrontEndAction)shieldedResult;
             }
             catch (ClassCastException ex)
             {
                 // Bad things happen if the metafacade type mapping in metafacades.xml is wrong - Warn
                 FrontEndActivityGraphLogic.logger.warn("incorrect metafacade cast for FrontEndActivityGraphLogic.getInitialAction FrontEndAction " + result + ": " + shieldedResult);
             }
             // frontEndActivityGraph has no post constraints
             this.__getInitialAction2r = getInitialAction2r;
             if (isMetafacadePropertyCachingEnabled())
             {
                 this.__getInitialAction2rSet = true;
             }
         }
         return getInitialAction2r;
     }
 
     /**
      * UML Specific type is transformed by shieldedElements to AndroMDA Metafacade type
      * @return Object
      */
     protected abstract Object handleGetInitialAction();
 
     /**
      * @param validationMessages Collection<ModelValidationMessage>
      * @see ActivityGraphFacadeLogicImpl#validateInvariants(Collection validationMessages)
      */
     @Override
     public void validateInvariants(Collection<ModelValidationMessage> validationMessages)
     {
         super.validateInvariants(validationMessages);
     }
 }