Class ModelUtil


  • public final class ModelUtil
    extends Object
    Some Helpers useful when handling model elements.
    Author:
    Daniel Meyer
    • Constructor Detail

      • ModelUtil

        public ModelUtil()
    • Method Detail

      • getModelElement

        public static ModelElementInstance getModelElement​(DomElement domElement,
                                                           ModelInstanceImpl modelInstance)
        Returns the ModelElement for a DOM element. If the model element does not yet exist, it is created and linked to the DOM.
        Parameters:
        domElement - the child element to create a new ModelElement for
        Returns:
        the child model element
      • getQName

        public static QName getQName​(String namespaceUri,
                                     String localName)
      • ensureInstanceOf

        public static void ensureInstanceOf​(Object instance,
                                            Class<?> type)
      • valueAsBoolean

        public static boolean valueAsBoolean​(String rawValue)
      • valueAsInteger

        public static int valueAsInteger​(String rawValue)
      • valueAsFloat

        public static float valueAsFloat​(String rawValue)
      • valueAsDouble

        public static double valueAsDouble​(String rawValue)
      • valueAsShort

        public static short valueAsShort​(String rawValue)
      • valueAsString

        public static String valueAsString​(boolean booleanValue)
      • valueAsString

        public static String valueAsString​(int integerValue)
      • valueAsString

        public static String valueAsString​(float floatValue)
      • valueAsString

        public static String valueAsString​(double doubleValue)
      • valueAsString

        public static String valueAsString​(short shortValue)
      • getModelElementCollection

        public static <T extends ModelElementInstanceCollection<T> getModelElementCollection​(Collection<DomElement> view,
                                                                                               ModelInstanceImpl model)
        Get a collection of all model element instances in a view
        Parameters:
        view - the collection of DOM elements to find the model element instances for
        model - the model of the elements
        Returns:
        the collection of model element instances of the view
      • getIndexOfElementType

        public static int getIndexOfElementType​(ModelElementInstance modelElement,
                                                List<ModelElementType> childElementTypes)
        Find the index of the type of a model element in a list of element types
        Parameters:
        modelElement - the model element which type is searched for
        childElementTypes - the list to search the type
        Returns:
        the index of the model element type in the list or -1 if it is not found
      • calculateAllExtendingTypes

        public static Collection<ModelElementType> calculateAllExtendingTypes​(Model model,
                                                                              Collection<ModelElementType> baseTypes)
        Calculate a collection of all extending types for the given base types
        Parameters:
        baseTypes - the collection of types to calculate the union of all extending types
      • setNewIdentifier

        public static void setNewIdentifier​(ModelElementType type,
                                            ModelElementInstance modelElementInstance,
                                            String newId,
                                            boolean withReferenceUpdate)
        Set new identifier if the type has a String id attribute
        Parameters:
        type - the type of the model element
        modelElementInstance - the model element instance to set the id
        newId - new identifier
        withReferenceUpdate - true to update id references in other elements, false otherwise
      • setGeneratedUniqueIdentifier

        public static void setGeneratedUniqueIdentifier​(ModelElementType type,
                                                        ModelElementInstance modelElementInstance)
        Set unique identifier if the type has a String id attribute
        Parameters:
        type - the type of the model element
        modelElementInstance - the model element instance to set the id
      • setGeneratedUniqueIdentifier

        public static void setGeneratedUniqueIdentifier​(ModelElementType type,
                                                        ModelElementInstance modelElementInstance,
                                                        boolean withReferenceUpdate)
        Set unique identifier if the type has a String id attribute
        Parameters:
        type - the type of the model element
        modelElementInstance - the model element instance to set the id
        withReferenceUpdate - true to update id references in other elements, false otherwise