public void open(OpenEvent event) {
IStructuredSelection selection = (IStructuredSelection) event.getSelection();
for (Iterator< ? > iter = selection.iterator(); iter.hasNext();) {
Object item = iter.next();
if (item instanceof ImportUsedByClass) {
ImportUsedByClass importUsedBy = (ImportUsedByClass) item;
String className = importUsedBy.getClazz().getFQN();
IType type = null;
if (selectedFiles != null) {
IWorkspaceRoot wsroot = ResourcesPlugin.getWorkspace().getRoot();
for (File selectedFile : selectedFiles) {
IFile[] wsfiles = wsroot.findFilesForLocationURI(selectedFile.toURI());