| package org.eclipse.emf.edapt.declaration.inheritance; |
| |
| import org.eclipse.emf.ecore.EClass; |
| import org.eclipse.emf.edapt.declaration.EdaptConstraint; |
| import org.eclipse.emf.edapt.declaration.EdaptOperation; |
| import org.eclipse.emf.edapt.declaration.EdaptParameter; |
| import org.eclipse.emf.edapt.declaration.OperationImplementation; |
| import org.eclipse.emf.edapt.internal.common.MetamodelUtils; |
| import org.eclipse.emf.edapt.spi.migration.Instance; |
| import org.eclipse.emf.edapt.spi.migration.Metamodel; |
| import org.eclipse.emf.edapt.spi.migration.Model; |
| |
| /** |
| * {@description} |
| * |
| * @author herrmama |
| * @author $Author$ |
| * @version $Rev$ |
| * @levd.rating YELLOW Hash: F68EFAD9047D85BBB05F8215A441EA75 |
| */ |
| @EdaptOperation(identifier = "inlineSubClass", label = "Inline Sub Class", description = "In the metamodel, the sub class is deleted. In the model, all instances of this sub class are migrated to its super class.") |
| public class InlineSubClass extends OperationImplementation { |
| |
| /** {@description} */ |
| @EdaptParameter(main = true, description = "The class to be inlined") |
| public EClass subClass; |
| |
| /** {@description} */ |
| @EdaptConstraint(restricts = "subClass", description = "The super class must not be abstract") |
| public boolean checkSubClass(EClass subClass) { |
| return MetamodelUtils.isConcrete(subClass.getESuperTypes().get(0)); |
| } |
| |
| /** {@description} */ |
| @EdaptConstraint(restricts = "subClass", description = "The sub class must have exactly one super type") |
| public boolean checkSubClassSingleSuperType(EClass subClass) { |
| return subClass.getESuperTypes().size() == 1; |
| } |
| |
| /** {@description} */ |
| @EdaptConstraint(restricts = "subClass", description = "The sub class must not have features") |
| public boolean checkSubClassNoFeatures(EClass subClass) { |
| return subClass.getEStructuralFeatures().isEmpty(); |
| } |
| |
| /** {@description} */ |
| @EdaptConstraint(restricts = "subClass", description = "The sub class must not have sub types") |
| public boolean checkSubClassNoSubTypes(EClass subClass, Metamodel metamodel) { |
| return metamodel.getESubTypes(subClass).isEmpty(); |
| } |
| |
| /** {@inheritDoc} */ |
| @Override |
| public void execute(Metamodel metamodel, Model model) { |
| final EClass superClass = subClass.getESuperTypes().get(0); |
| |
| // metamodel adaptation |
| metamodel.delete(subClass); |
| |
| // model migration |
| for (final Instance instance : model.getAllInstances(subClass)) { |
| instance.migrate(superClass); |
| } |
| } |
| } |