if(multiple) {
dialog.setMessage("Select resources. Press CTRL or SHIFT" +
" to select multiple resources.");
dialog.setValidator(new TypedElementSelectionValidator(
new Class[]{IFile.class, IFolder.class}, true));
if(dialog.open() == Window.OK) {
Object[] results = dialog.getResult();
StringBuffer ret = new StringBuffer();
if (results != null) {
for (int i = 0; i < results.length; i++) {
IResource rc = (IResource)results[i];