| Total Complexity | 10 | 
| Dependencies | 1 | 
| Dependents | 1 | 
| Total lines | 111 | 
| Lines of code | 33 | 
| Logical lines of code | 16 | 
| Comment lines | 57 | 
| Methods | 7 | 
| Properties | 3 | 
| Method | Rating | Maintainability | Complexity | Lines of code | 
|---|---|---|---|---|
| try_lock() | 63 | 3 | 11 | |
| instance() | 71 | 2 | 6 | |
| __construct() | 75 | 1 | 4 | |
| lock() | 78 | 1 | 3 | |
| is_locked() | 78 | 1 | 3 | |
| unlock() | 80 | 1 | 3 | |
| has_lock() | 78 | 1 | 3 |