public class KeyHandler extends Object
Sections global keys for a SectionTree. It provides
 methods for detecting duplicate keys.| Constructor and Description | 
|---|
| KeyHandler() | 
| Modifier and Type | Method and Description | 
|---|---|
| boolean | hasKey(String key)Returns true if this KeyHandler has already recorded a component with the given key. | 
| void | registerKey(String globalKey) |