@interface NJInputPathElement : NSObject
- (id)initWithName:(NSString *)name
- did:(NSString *)did
- base:(NJInputPathElement *)base;
+ eid:(NSString *)eid
+ parent:(NJInputPathElement *)parent;
-@property (nonatomic, weak) NJInputPathElement *base;
+@property (nonatomic, weak) NJInputPathElement *parent;
@property (nonatomic, copy) NSString *name;
@property (nonatomic, readonly) NSString *uid;
@property (nonatomic, strong) NSArray *children;