Bug 20446 cannot create protected or private interfaces [code manipulation]
F3 the spec allows creating protected or private nested interfaces but eclipse disallows it (the new interface wizard)
org.eclipse.jdt.ui/ui/org/eclipse/jdt/ui/wizards/NewTypeWizardPage.java
return status;
	}
	
	
	
	private IPackageFragment choosePackage() {
		IPackageFragmentRoot froot= getPackageFragmentRoot();
		IJavaElement[] packages= null;
		try {
			if (froot != null && froot.exists()) {
				packages= froot.getChildren();
			}
		} catch (JavaModelException e) {
			JavaPlugin.log(e);
		}
		if (packages == null) {
			packages= new IJavaElement[0];
		}
		
		ElementListSelectionDialog dialog= new ElementListSelectionDialog(getShell(), new JavaElementLabelProvider(JavaElementLabelProvider.SHOW_DEFAULT));
		dialog.setIgnoreCase(false);
		dialog.setTitle(NewWizardMessages.getString("NewTypeWizardPage.ChoosePackageDialog.title")); 
		dialog.setMessage(NewWizardMessages.getString("NewTypeWizardPage.ChoosePackageDialog.description")); 
		dialog.setEmptyListMessage(NewWizardMessages.getString("NewTypeWizardPage.ChoosePackageDialog.empty")); 
		dialog.setElements(packages);
		IPackageFragment pack= getPackageFragment();
		if (pack != null) {
			dialog.setInitialSelections(new Object[] { pack });
		}
		if (dialog.open() == Window.OK) {