com.github.shoothzj.distribute.impl.jpa.repo

Interface LockRepo

All Superinterfaces:

org.springframework.data.repository.CrudRepository<LockPo,Long>, org.springframework.data.jpa.repository.JpaRepository<LockPo,Long>, org.springframework.data.repository.PagingAndSortingRepository<LockPo,Long>, org.springframework.data.repository.query.QueryByExampleExecutor<LockPo>, org.springframework.data.repository.Repository<LockPo,Long>

@Repository
public interface LockRepo
extends org.springframework.data.jpa.repository.JpaRepository<LockPo,Long>

Author:

hezhangjian

Method Summary

Modifier and Type	Method and Description
void	deleteByLockKeyAndLockId(String key, String lockId) 根据Key和锁Id释放锁
int	findAndModify(String lockKey, String oldLockId, String lockId, LocalDateTime expireTime)
Optional<LockPo>	findByLockKey(String key) 根据key查找

Methods inherited from interface org.springframework.data.jpa.repository.JpaRepository

deleteAllByIdInBatch, deleteAllInBatch, deleteAllInBatch, deleteInBatch, findAll, findAll, findAll, findAll, findAllById, flush, getById, getOne, saveAll, saveAllAndFlush, saveAndFlush

Methods inherited from interface org.springframework.data.repository.PagingAndSortingRepository

findAll

Methods inherited from interface org.springframework.data.repository.CrudRepository

count, delete, deleteAll, deleteAll, deleteAllById, deleteById, existsById, findById, save

Methods inherited from interface org.springframework.data.repository.query.QueryByExampleExecutor

count, exists, findAll, findOne

Method Detail

findAndModify

@Modifying
 @Transactional
 @Query(value="update LockPo lock set lock.lockId = :lockId, lock.expireTime = :expireTime WHERE lock.lockKey = :lockKey and lock.lockId = :oldLockId")
int findAndModify(@Param(value="lockKey")
                                                                                                                                                                                                     String lockKey,
                                                                                                                                                                                                     @Param(value="oldLockId")
                                                                                                                                                                                                     String oldLockId,
                                                                                                                                                                                                     @Param(value="lockId")
                                                                                                                                                                                                     String lockId,
                                                                                                                                                                                                     @Param(value="expireTime")
                                                                                                                                                                                                     LocalDateTime expireTime)

deleteByLockKeyAndLockId

@Modifying
 @Transactional
void deleteByLockKeyAndLockId(String key,
                                                         String lockId)

根据Key和锁Id释放锁

Parameters:

key -

lockId -

findByLockKey

Optional<LockPo> findByLockKey(String key)

根据key查找

Parameters:

key -

Returns: