Interface RedisTxCommands

All Known Subinterfaces:

DefaultedRedisClusterConnection, DefaultedRedisConnection, RedisClusterConnection, RedisCommands, RedisConnection, RedisConnectionUtils.RedisConnectionProxy, StringRedisConnection

All Known Implementing Classes:

AbstractRedisConnection, DefaultStringRedisConnection, JedisClusterConnection, JedisConnection, LettuceClusterConnection, LettuceConnection

@NullUnmarked
public interface RedisTxCommands

Transaction/Batch specific commands supported by Redis.

Author:

Costin Leau, Christoph Strobl, Mark Paluch

Method Summary

Modifier and Type	Method	Description
void	discard()	Discard all commands issued after multi().
List<@Nullable Object>	exec()	Executes all queued commands in a transaction started with multi().
void	multi()	Mark the start of a transaction block.
void	unwatch()	Flushes all the previously watch(byte[]...) keys.
void	watch(byte @NonNull []... keys)	Watch given keys for modifications during transaction started with multi().

Method Details

multi

void multi()

Mark the start of a transaction block.
Commands will be queued and can then be executed by calling exec() or rolled back using discard()

See Also:

• Redis Documentation: MULTI

exec

List<@Nullable Object> exec()

Executes all queued commands in a transaction started with multi().
If used along with watch(byte[]...) the operation will fail if any of watched keys has been modified.

Returns:

List of replies for each executed command.

See Also:

• Redis Documentation: EXEC

discard

void discard()

Discard all commands issued after multi().

See Also:

• Redis Documentation: DISCARD

watch

void watch(byte @NonNull []... keys)

Watch given keys for modifications during transaction started with multi().

Parameters:

keys - must not be null.

See Also:

• Redis Documentation: WATCH

unwatch

void unwatch()

Flushes all the previously watch(byte[]...) keys.

See Also:

• Redis Documentation: UNWATCH