| import org.eclipse.emf.edapt.migration.MigrationException; |
| import org.eclipse.emf.edapt.spi.migration.Instance; |
| import org.eclipse.emf.edapt.spi.migration.Metamodel; |
| import org.eclipse.emf.edapt.spi.migration.Model; |
| |
| public class ExtractActions extends ReengineeringCustomMigration { |
| |
| @Override |
| public void migrateAfter(Model model, Metamodel metamodel) |
| throws MigrationException { |
| for (Instance transition : model |
| .getAllInstances("statemachine.Transition")) { |
| Instance reference = transition.get("reference"); |
| transition.set("action", getAction(reference)); |
| } |
| } |
| |
| /** Get the action of a transition. */ |
| private String getAction(Instance reference) { |
| Instance container = getContainerOfType(reference, |
| "statements.StatementListContainer"); |
| for (Instance statement : container.getLinks("statements")) { |
| if (statement.instanceOf("statements.ExpressionStatement")) { |
| Instance expression = statement.getLink("expression"); |
| if (expression.instanceOf("references.MethodCall")) { |
| if ("send".equals(expression.getLink("target").get("name"))) { |
| return expression.getLinks("arguments").get(0) |
| .getLink("next").getLink("target").get("name"); |
| } |
| } |
| } |
| } |
| return "--"; |
| } |
| } |
