@Override public boolean containsKey(Object key) { return key instanceof String && hasAttribute((String) key); }
@Override public boolean containsKey(Object key) { return key instanceof String && hasAttribute((String) key); }
@Override public boolean containsKey(Object key) { return key instanceof String && hasAttribute((String) key); }
@Override public boolean containsKey(Object key) { return key instanceof String && hasAttribute((String) key); }