*/
public PMMLDomainNavigatorContentProvider() {
myAdapterFctoryContentProvier = new AdapterFactoryContentProvider(
eu.admire.visual.pmml.treemodel._40.diagram.part.PMMLDiagramEditorPlugin
.getInstance().getItemProvidersAdapterFactory());
TransactionalEditingDomain editingDomain = GMFEditingDomainFactory.INSTANCE
.createEditingDomain();
myEditingDomain = (AdapterFactoryEditingDomain) editingDomain;
myEditingDomain.setResourceToReadOnlyMap(new HashMap() {
public Object get(Object key) {
if (!containsKey(key)) {