private void checkForEmptyAndDuplicatedNames(
MyNode rootNode,
String prefix,
String title,
Class<? extends NamedConfigurable> configurableClass,
boolean recursively)
throws ConfigurationException {
final Set<String> names = new HashSet<String>();
for (int i = 0; i < rootNode.getChildCount(); i++) {
final MyNode node = (MyNode) rootNode.getChildAt(i);
final NamedConfigurable scopeConfigurable = node.getConfigurable();
if (configurableClass.isInstance(scopeConfigurable)) {
final String name = scopeConfigurable.getDisplayName();
if (name.trim().length() == 0) {
selectNodeInTree(node);
throw new ConfigurationException("Name should contain non-space characters");
}
if (names.contains(name)) {
final NamedConfigurable selectedConfigurable = getSelectedConfigurable();
if (selectedConfigurable == null
|| !Comparing.strEqual(selectedConfigurable.getDisplayName(), name)) {
selectNodeInTree(node);
}
throw new ConfigurationException(
CommonBundle.message("smth.already.exist.error.message", prefix, name), title);
}
names.add(name);
}
if (recursively) {
checkForEmptyAndDuplicatedNames(node, prefix, title, configurableClass, true);
}
}
}
@NotNull
public String getDisplayName() {
final NamedConfigurable configurable = ((NamedConfigurable) getUserObject());
LOG.assertTrue(configurable != null, "Tree was already disposed");
return configurable.getDisplayName();
}