void createDefinitionsIfMissing() {
EList<EObject> contents = resource.getContents();
if (contents.isEmpty() || !(contents.get(0) instanceof DocumentRoot)) {
TransactionalEditingDomain domain = TransactionUtil.getEditingDomain(resource);
if (domain != null) {
final DocumentRoot docRoot = FACTORY.createDocumentRoot();
final Definitions definitions = FACTORY.createDefinitions();
// definitions.setId(EcoreUtil.generateUUID());
ModelUtil.setID(definitions, resource);
Collaboration collaboration = FACTORY.createCollaboration();
// collaboration.setId(EcoreUtil.generateUUID());
ModelUtil.setID(collaboration, resource);
Participant participant = FACTORY.createParticipant();
// participant.setId(EcoreUtil.generateUUID());
ModelUtil.setID(participant, resource);
participant.setName("Internal");
collaboration.getParticipants().add(participant);
definitions.getRootElements().add(collaboration);
domain
.getCommandStack()
.execute(
new RecordingCommand(domain) {
@Override
protected void doExecute() {
docRoot.setDefinitions(definitions);
resource.getContents().add(docRoot);
}
});
return;
}
}
}
public Definitions getDefinitions() {
return (Definitions) resource.getContents().get(0).eContents().get(0);
}