TRClientBase class abstract

The abstract base class for a Redis/Valkey client.

This interface defines the public API for interacting with a Redis/Valkey server. It covers core commands, key management, transactions, and Pub/Sub.

Implemented types
Implementers

Constructors

TRClientBase()

Properties

hashCode → int
The hash code for this object.
no setterinherited
onConnected → Future<void>
A Future that completes once the connection and authentication (if required) are successfully established.
no setter
runtimeType → Type
A representation of the runtime type of the object.
no setterinherited

Methods

close() → Future<void>
Closes the connection to the server.
clusterSlots() → Future<List<ClusterSlotRange>>
Fetches the cluster topology information from the server.
connect({String? host, int? port, String? username, String? password}) → Future<void>
Connects to the Redis/Valkey server.
decr(String key) → Future<int>
Decrements the number stored at key by one.
inherited
decrBy(String key, int amount) → Future<int>
Decrements the number stored at key by amount.
inherited
del(List<String> keys) → Future<int>
Deletes the specified keys.
inherited
discard() → Future<String>
Discards all commands queued after multi().
echo(String message) → Future<String>
Echoes the given message back from the server.
inherited
exec() → Future<List?>
Executes all commands queued after multi().
execute(List<String> command) → Future
Executes a raw command.
exists(String key) → Future<int>
Checks if key exists.
inherited
expire(String key, int seconds) → Future<int>
Sets a timeout on key in seconds.
inherited
get(String key) → Future<String?>
Gets the value of key.
inherited
hGet(String key, String field) → Future
Gets the value of field in the hash stored at key.
inherited
hget(String key, String field) → Future
inherited
hGetAll(String key) → Future<Map<String, String>>
Gets all fields and values of the hash stored at key.
inherited
hgetall(String key) → Future<Map<String, String>>
inherited
hSet(String key, Map<String, String> data) → Future<int>
Sets field in the hash stored at key to value.
inherited
hset(String key, String field, String value) → Future<int>
Sets multiple field-value pairs in the hash stored at key. Returns the number of fields that were added. Usage:
inherited
incr(String key) → Future<int>
Increments the number stored at key by one.
inherited
incrBy(String key, int amount) → Future<int>
Increments the number stored at key by amount.
inherited
lpop(String key) → Future<String?>
Removes and returns the first element of the list stored at key.
inherited
lpush(String key, String value) → Future<int>
Prepends value to the list stored at key.
inherited
lrange(String key, int start, int stop) → Future<List<String?>>
Returns the specified elements of the list stored at key.
inherited
mget(List<String> keys) → Future<List<String?>>
Gets the values of all specified keys.
inherited
multi() → Future<String>
Marks the start of a transaction block.
noSuchMethod(Invocation invocation) → dynamic
Invoked when a nonexistent method or property is accessed.
inherited
ping([String? message]) → Future<String>
PINGs the server.
psubscribe(List<String> patterns) → Subscription
Subscribes the client to the given patterns (e.g., "log:*").
publish(String channel, String message) → Future<int>
Posts a message to the given channel.
pubsubChannels([String? pattern]) → Future<List<String?>>
Lists the currently active channels.
pubsubNumPat() → Future<int>
Returns the number of subscriptions to patterns.
pubsubNumSub(List<String> channels) → Future<Map<String, int>>
Returns the number of subscribers for the specified channels.
punsubscribe([List<String> patterns = const []]) → Future<void>
Unsubscribes the client from the given patterns, or all patterns if none are given.
rpop(String key) → Future<String?>
Removes and returns the last element of the list stored at key.
inherited
rpush(String key, String value) → Future<int>
Appends value to the list stored at key.
inherited
sadd(String key, String member) → Future<int>
Adds member to the set stored at key.
inherited
set(String key, String value, {bool nx = false, bool xx = false, bool get = false, int? ex, int? px, int? exAt, int? pxAt, bool keepTtl = false}) → Future<String?>
Sets key to value.
inherited
smembers(String key) → Future<List<String?>>
Returns all members of the set stored at key.
inherited
spublish(String channel, String message) → Future<int>
Posts a message to the given channel using Sharded Pub/Sub. Returns the number of clients that received the message. Note: In Cluster mode, this command is routed to the specific node that owns the slot for channel.
inherited
srem(String key, String member) → Future<int>
Removes member from the set stored at key.
inherited
ssubscribe(List<String> channels) → Subscription
Subscribes the client to the specified channels using Sharded Pub/Sub.
inherited
subscribe(List<String> channels) → Subscription
Subscribes the client to the specified channels.
sunsubscribe([List<String> channels = const []]) → Future<void>
Unsubscribes from the given channels using Sharded Pub/Sub.
inherited
toString() → String
A string representation of this object.
inherited
ttl(String key) → Future<int>
Gets the remaining time to live of a key in seconds.
inherited
unsubscribe([List<String> channels = const []]) → Future<void>
Unsubscribes the client from the given channels, or all channels if none are given.
zadd(String key, double score, String member) → Future<int>
Adds member with the specified score to the sorted set stored at key.
inherited
zrange(String key, int start, int stop) → Future<List<String?>>
Returns the specified range of members in the sorted set stored at key, ordered from lowest to highest score.
inherited
zrem(String key, String member) → Future<int>
Removes member from the sorted set stored at key.
inherited

Operators

operator ==(Object other) → bool
The equality operator.
inherited