Lock


public interface Lock

Method Summary

Modifier and Type	Method	Description
`abstract String`	`acquire(List<String> keys, String storeId, Long expiration)`	Try to acquire the lock.
`abstract Boolean`	`release(List<String> keys, String storeId, String token)`	Try to release the lock if token held by the lock has not changed.
`abstract Boolean`	`refresh(List<String> keys, String storeId, String token, Long expiration)`	Try to refresh the lock expiration.

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

- Method Detail
  - acquire
```
 abstract String acquire(List<String> keys, String storeId, Long expiration)
```
    Try to acquire the lock.
    
    Parameters:
    
    keys - keys to try to lock
    
    storeId - lock store id to save keys in (table, collection, ...
    
    expiration - how long to wait before releasing the key automatically, in millis
  - release
```
 abstract Boolean release(List<String> keys, String storeId, String token)
```
    Try to release the lock if token held by the lock has not changed.
    
    Parameters:
    
    keys - keys to try to unlock
    
    storeId - lock store id to release keys in (table, collection, ...
    
    token - token used to check if lock is still held by this lock
  - refresh
```
 abstract Boolean refresh(List<String> keys, String storeId, String token, Long expiration)
```
    Try to refresh the lock expiration.
    
    Parameters:
    
    keys - keys to try to refresh
    
    storeId - lock store id to refresh keys in (table, collection, ...
    
    token - token used to check if lock is still held by this lock
    
    expiration - how long to wait before releasing the key automatically, in millis