gistfile1.txt

public class DmodelCustomOpenModelElementFeature extends DmodelCustomOpenModelElementFeatureBase {
  @Inject IURIEditorOpener opener;

  public DmodelCustomOpenModelElementFeature(IFeatureProvider fp) {
        super(fp);
    opener = Activator.get(IURIEditorOpener.class);
    }

  @Override
  public boolean canExecute(ICustomContext context) {
    return getBusinessObjectForPictogramElement(context.getInnerPictogramElement()) != null;
  }

  @Override
  public String getName() {
    return "Element öffnen";
  }

  @Override
  public void execute(ICustomContext context, EObject object) {
    opener.open(EcoreUtil.getURI(object), true);
  }
}