Examples with HasInheritance org.eclipse.winery.model.tosca.HasInheritance used on opensource projects

Example 1 with HasInheritance

use of org.eclipse.winery.model.tosca.HasInheritance in project winery by eclipse.

the class IGenericRepository method getDefinitionsChildIdOfParent.

/**
 * Determines the id of the parent in the inheritance hierarchy (if exists).
 *
 * @return the id of the parent class
 */
default Optional<DefinitionsChildId> getDefinitionsChildIdOfParent(HasInheritanceId id) {
    final HasInheritance element = (HasInheritance) this.getDefinitions(id).getElement();
    final HasType derivedFrom = element.getDerivedFrom();
    QName derivedFromType = null;
    if (derivedFrom != null) {
        derivedFromType = derivedFrom.getTypeAsQName();
    }
    if (derivedFromType == null) {
        return Optional.empty();
    } else {
        // Instantiate an id with the same class as the current id
        DefinitionsChildId parentId;
        Constructor<? extends DefinitionsChildId> constructor;
        try {
            constructor = id.getClass().getConstructor(QName.class);
        } catch (NoSuchMethodException | SecurityException e1) {
            throw new IllegalStateException("Could get constructor to instantiate parent id", e1);
        }
        try {
            parentId = constructor.newInstance(derivedFromType);
        } catch (InstantiationException | IllegalAccessException | IllegalArgumentException | InvocationTargetException e) {
            throw new IllegalStateException("Could not instantiate id for parent", e);
        }
        return Optional.of(parentId);
    }
}