Madan Jampani | f73fb04 | 2014-11-11 10:49:05 -0800 | [diff] [blame^] | 1 | package org.onlab.onos.store.service; |
| 2 | |
| 3 | public interface LockService { |
| 4 | |
| 5 | /** |
| 6 | * Create a new lock instance. |
| 7 | * A successful return from this method does not mean the resource guarded by the path is locked. |
| 8 | * The caller is expect to call Lock.lock() to acquire the lock. |
| 9 | * @param path unique lock name. |
| 10 | * @return |
| 11 | */ |
| 12 | Lock create(String path); |
| 13 | |
| 14 | /** |
| 15 | * Adds a listener to be notified of lock events. |
| 16 | * @param listener listener to be added. |
| 17 | */ |
| 18 | void addListener(LockEventListener listener); |
| 19 | |
| 20 | /** |
| 21 | * Removes a listener that was previously added. |
| 22 | * @param listener listener to be removed. |
| 23 | */ |
| 24 | void removeListener(LockEventListener listener); |
| 25 | } |