Package org.springframework.integration.jdbc.lock

Class JdbcLockRegistry

java.lang.Object
org.springframework.integration.jdbc.lock.JdbcLockRegistry
All Implemented Interfaces:
ExpirableLockRegistry, LockRegistry, RenewableLockRegistry
public class JdbcLockRegistry
extends Object
implements ExpirableLockRegistry, RenewableLockRegistry
An ExpirableLockRegistry using a shared database to co-ordinate the locks. Provides the same semantics as the DefaultLockRegistry, but the locks taken will be global, as long as the underlying database supports the "serializable" isolation level in its transactions.
Since:
4.3
Author:
Dave Syer, Artem Bilan, Vedran Pavic, Kai Zimmermann, Bartosz Rempuszewski, Gary Russell, Alexandre Strubel, Stefan Vassilev, Olivier Hubaut, Fran Aranda, Unseok Kim

  • Constructor Details

  • Method Details

    • setIdleBetweenTries

      public void setIdleBetweenTries​(Duration idleBetweenTries)
      Specify a @link Duration} to sleep between lock record insert/update attempts. Defaults to 100 milliseconds.
      Parameters:
      idleBetweenTries - the Duration to sleep between insert/update attempts.
      Since:
      5.1.8

    • setCacheCapacity

      public void setCacheCapacity​(int cacheCapacity)
      Set the capacity of cached locks.
      Parameters:
      cacheCapacity - The capacity of cached lock, (default 100_000).
      Since:
      5.5.6

    • obtain

      public Lock obtain​(Object lockKey)
      Description copied from interface: LockRegistry
      Obtains the lock associated with the parameter object.
      Specified by:
      obtain in interface LockRegistry
      Parameters:
      lockKey - The object with which the lock is associated.
      Returns:
      The associated lock.

    • expireUnusedOlderThan

      public void expireUnusedOlderThan​(long age)
      Description copied from interface: ExpirableLockRegistry
      Remove locks last acquired more than 'age' ago that are not currently locked.
      Specified by:
      expireUnusedOlderThan in interface ExpirableLockRegistry
      Parameters:
      age - the time since the lock was last obtained.

    • renewLock

      public void renewLock​(Object lockKey)
      Description copied from interface: RenewableLockRegistry
      Renew the time to live of the lock is associated with the parameter object. The lock must be held by the current thread
      Specified by:
      renewLock in interface RenewableLockRegistry
      Parameters:
      lockKey - The object with which the lock is associated.