com.netflix.astyanax.recipes.locks
Interface DistributedRowLock

All Known Implementing Classes:
ColumnPrefixDistributedRowLock

public interface DistributedRowLock

Base interface to acquiring and release a row lock Usage: DistributedRowLock lock = new SomeLockImplementation(...); try { lock.acquire(); // Do something ... } catch (BusyLockException) { // The lock was already taken by a different process } catch (StaleLockException) { // The row has a stale lock that needs to be addressed // This is usually caused when no column TTL is set and the client // crashed before releasing the lock. The DistributedRowLock should // have the option to auto delete stale locks. } finally { lock.release(); }

Author:
elandau

Method Summary
 void acquire()
           
 void release()
           
 

Method Detail

acquire

void acquire()
             throws BusyLockException,
                    StaleLockException,
                    Exception
Throws:
BusyLockException
StaleLockException
Exception

release

void release()
             throws Exception
Throws:
Exception


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