org.springframework.data.redis.connection.lettuce.LettuceConnectionFactory Java Examples

@Bean
public LettuceConnectionFactory redisConnectionFactory() {
    RedisStandaloneConfiguration redisStandaloneConfiguration = new RedisStandaloneConfiguration();
    redisStandaloneConfiguration.setHostName(hostName);
    redisStandaloneConfiguration.setPort(port);

    GenericObjectPoolConfig poolConfig = new GenericObjectPoolConfig();
    poolConfig.setMaxIdle(maxIdle);
    poolConfig.setMinIdle(minIdle);
    poolConfig.setMaxWaitMillis(maxWaitMillis);
    poolConfig.setMaxTotal(maxTotal);

    LettucePoolingClientConfiguration lettucePoolingClientConfiguration = LettucePoolingClientConfiguration.builder()
            .commandTimeout(Duration.ofSeconds(10))
            .shutdownTimeout(Duration.ZERO)
            .poolConfig(poolConfig)
            .build();

    LettuceConnectionFactory lettuceConnectionFactory = new LettuceConnectionFactory(redisStandaloneConfiguration, lettucePoolingClientConfiguration);
    lettuceConnectionFactory.setShareNativeConnection(false);

    return lettuceConnectionFactory;
}
 

@Override
protected RedisConnectionFactory createConnectionClient(String hostName, int port) {
	RedisStandaloneConfiguration configuration = new RedisStandaloneConfiguration();
	configuration.setHostName(hostName);
	configuration.setPort(port);
	if (JEDIS_AVAILABLE) {
		return new JedisConnectionFactory(configuration);
	}
	else if (LETTUCE_AVAILABLE) {
		return new LettuceConnectionFactory(configuration);
	}
	else {
		throw new IllegalArgumentException("No Jedis or lettuce client on classpath. "
				+ "Please add one of the implementation to your classpath");
	}
}
 

@PostConstruct
public void start() throws IOException {
  // find free port
  final var serverSocket = new ServerSocket(0);
  final var port = serverSocket.getLocalPort();
  serverSocket.close();

  server = RedisServer.builder().setting("bind 127.0.0.1").port(port).build(); // bind to ignore windows firewall popup each time the server starts
  server.start();

  final var connectionFactory = new LettuceConnectionFactory(new RedisStandaloneConfiguration("localhost", port));
  connectionFactory.setDatabase(0);
  connectionFactory.afterPropertiesSet();

  // set the property so that RedisAutoConfiguration picks up the right port
  System.setProperty("spring.redis.port", String.valueOf(port));
}
 

@Bean
public StringRedisTemplate stringRedisTemplate(LettuceConnectionFactory redisConnectionFactory) {
    StringRedisTemplate template = new StringRedisTemplate();
    template.setKeySerializer(new PrefixRedisSerializer());
    template.setValueSerializer(new StringRedisSerializer());
    template.setConnectionFactory(redisConnectionFactory);
    template.setHashKeySerializer(new StringRedisSerializer());
    template.setHashValueSerializer(new StringRedisSerializer());
    template.afterPropertiesSet();
    return template;
}
 

@Bean
public LettuceConnectionFactory lettuceConnectionFactory() {
	final LettuceConnectionFactory factory = new LettuceConnectionFactory();

	factory.setHostName(BotSettings.REDIS_HOSTNAME.get());
	factory.setPort(Integer.valueOf(BotSettings.REDIS_PORT.get()));
	factory.setPassword(BotSettings.REDIS_PASSWORD.get());

	return factory;
}
 

@Bean
public LettuceConnectionFactory lettuceConnectionFactory() {
	final LettuceConnectionFactory factory = new LettuceConnectionFactory();

	factory.setHostName(BotSettings.REDIS_HOSTNAME.get());
	factory.setPort(Integer.valueOf(BotSettings.REDIS_PORT.get()));
	factory.setPassword(BotSettings.REDIS_PASSWORD.get());

	return factory;
}
 

/**
 * 默认情况下的模板只能支持RedisTemplate<String, String>，也就是只能存入字符串，因此支持序列化
 */
@Bean
public RedisTemplate<String, Serializable> redisCacheTemplate(LettuceConnectionFactory redisConnectionFactory) {
    RedisTemplate<String, Serializable> template = new RedisTemplate<>();
    template.setKeySerializer(new StringRedisSerializer());
    template.setValueSerializer(new GenericJackson2JsonRedisSerializer());
    template.setConnectionFactory(redisConnectionFactory);
    return template;
}
 

public LettuceConnectionFactory getConnectionFactory() {
  if (clusterConnection.valid()) {
    return new LettuceConnectionFactory(clusterConnection.getConfig());
  }
  if (connection.valid()) {
    RedisStandaloneConfiguration standaloneConfig = new RedisStandaloneConfiguration(
        connection.getAddress(),
        connection.getPort());
    if (!connection.noPassword()) {
      standaloneConfig.setPassword(RedisPassword.of(connection.getPassword()));
    }
    return new LettuceConnectionFactory(standaloneConfig);
  }
  throw new InvalidConfigException("No valid connection configured");
}
 

@Bean
public LettuceConnectionFactory redisConnectionFactory() {
    RedisStandaloneConfiguration config = new RedisStandaloneConfiguration(hostName, port);
    LettuceConnectionFactory connectionFactory = new LettuceConnectionFactory(config);
    connectionFactory.afterPropertiesSet();
    return connectionFactory;
}
 

@Bean
public L3CacheStorageCustomizer l3CacheStorageCustomizer(){

    RedisStandaloneConfiguration config = new RedisStandaloneConfiguration(hostName, port);
    config.setPassword(password);
    config.setDatabase(database);

    LettuceConnectionFactory connectionFactory = new LettuceConnectionFactory(config);
    connectionFactory.afterPropertiesSet();


    Jackson2JsonRedisSerializer<Object> jackson2JsonRedisSerializer = new Jackson2JsonRedisSerializer<Object>(
            Object.class);
    ObjectMapper om = new ObjectMapper();
    om.setVisibility(PropertyAccessor.ALL, JsonAutoDetect.Visibility.ANY);
    om.enableDefaultTyping(ObjectMapper.DefaultTyping.NON_FINAL);
    jackson2JsonRedisSerializer.setObjectMapper(om);

    StringRedisTemplate stringRedisTemplate = new StringRedisTemplate();
    stringRedisTemplate.setConnectionFactory(connectionFactory);
    stringRedisTemplate.setValueSerializer(jackson2JsonRedisSerializer);
    stringRedisTemplate.setKeySerializer(new StringRedisSerializer());
    stringRedisTemplate.setHashKeySerializer(new StringRedisSerializer());

    stringRedisTemplate.afterPropertiesSet();

    return () -> {

        L3CacheStorage l3CacheStorage = new DefaultL3CacheStorage();
        ((DefaultL3CacheStorage) l3CacheStorage).setStringRedisTemplate(stringRedisTemplate);

        return l3CacheStorage;
    };
}
 

public static void assertNoPoolProperties(RedisConnectionFactory connector) {
	if (connector instanceof JedisConnectionFactory) {
		assertFalse(((JedisConnectionFactory) connector).getUsePool());
	} else if (connector instanceof LettuceConnectionFactory) {
		LettuceClientConfiguration config = ((LettuceConnectionFactory) connector).getClientConfiguration();
		assertThat(config, instanceOf(LettuceClientConfiguration.class));
	}
}
 

@Bean
@Primary
public LettuceConnectionFactory factoryA(GenericObjectPoolConfig config, RedisStandaloneConfiguration redisConfigA) {
    LettuceClientConfiguration clientConfiguration = LettucePoolingClientConfiguration.builder()
            .poolConfig(config).commandTimeout(Duration.ofMillis(config.getMaxWaitMillis())).build();
    return new LettuceConnectionFactory(redisConfigA, clientConfiguration);
}
 

@Bean
@ConditionalOnMissingBean(type = {"org.springframework.data.redis.core.RedisTemplate"})
public RedisTemplate<?, ?> redisTemplate(
        LettuceConnectionFactory redisConnectionFactory) {
    StringRedisTemplate template = new StringRedisTemplate(redisConnectionFactory);
    Jackson2JsonRedisSerializer jackson2JsonRedisSerializer = new Jackson2JsonRedisSerializer(Object.class);
    ObjectMapper om = new ObjectMapper();
    om.setVisibility(PropertyAccessor.ALL, JsonAutoDetect.Visibility.ANY);
    om.activateDefaultTyping(BasicPolymorphicTypeValidator.builder().build(),ObjectMapper.DefaultTyping.NON_FINAL);
    jackson2JsonRedisSerializer.setObjectMapper(om);
    template.setValueSerializer(jackson2JsonRedisSerializer);
    template.setConnectionFactory(redisConnectionFactory);
    template.afterPropertiesSet();
    return template;
}
 

/**
 * redis序列化配置，使用lettuce客户端
 */
@Bean
public <T> RedisTemplate<String, T> redisTemplate(LettuceConnectionFactory redisConnectionFactory) {
    RedisTemplate<String, T> template = new RedisTemplate<>();
    template.setKeySerializer(new PrefixRedisSerializer());
    template.setValueSerializer(new GenericFastJsonRedisSerializer());
    template.setConnectionFactory(redisConnectionFactory);
    template.setHashKeySerializer(new StringRedisSerializer());
    template.setHashValueSerializer(new GenericFastJsonRedisSerializer());
    template.afterPropertiesSet();
    return template;
}
 

private LettuceConnectionFactory getLettuceConnectionFactory(GenericApplicationContext context) {
    final LettuceConnectionConfiguration configuration = new LettuceConnectionConfiguration(redisProperties, context.getBeanProvider(RedisSentinelConfiguration.class), context.getBeanProvider(RedisClusterConfiguration.class));
    final ClientResources clientResources = DefaultClientResources.create();
    try {
        return configuration.redisConnectionFactory(context.getBeanProvider(LettuceClientConfigurationBuilderCustomizer.class), clientResources);
    } catch (UnknownHostException e) {
        throw new IllegalStateException(e);
    }
}
 

/**
 * 默认情况下的模板只能支持RedisTemplate<String, String>，也就是只能存入字符串，因此支持序列化
 */
@Bean
public RedisTemplate<String, Serializable> redisCacheTemplate(LettuceConnectionFactory redisConnectionFactory) {
    RedisTemplate<String, Serializable> template = new RedisTemplate<>();
    template.setKeySerializer(new StringRedisSerializer());
    template.setValueSerializer(new GenericJackson2JsonRedisSerializer());
    template.setConnectionFactory(redisConnectionFactory);
    return template;
}
 

private String toString(RedisConnectionFactory redisConnectionFactory) {
    if (redisConnectionFactory == null) {
        return "<none>";
    } else {
        if (redisConnectionFactory instanceof JedisConnectionFactory) {
            JedisConnectionFactory jcf = (JedisConnectionFactory) redisConnectionFactory;
            return jcf.getHostName().toString() + ":" + jcf.getPort();
        } else if (redisConnectionFactory instanceof LettuceConnectionFactory) {
            LettuceConnectionFactory lcf = (LettuceConnectionFactory) redisConnectionFactory;
            return lcf.getHostName().toString() + ":" + lcf.getPort();
        }
        return "<unknown> " + redisConnectionFactory.getClass();
    }
}
 

@Bean
public LettuceConnectionFactory redisConnectionFactory() {
    RedisStandaloneConfiguration redisConf = new RedisStandaloneConfiguration();
    redisConf.setHostName(env.getProperty("spring.redis.host"));
    redisConf.setPort(Integer.parseInt(env.getProperty("spring.redis.port")));
    redisConf.setPassword(RedisPassword.of(env.getProperty("spring.redis.password")));
    return new LettuceConnectionFactory(redisConf);
}
 

@SneakyThrows
private LettuceConnectionFactory lettuceConnectionFactory() {
	String redisUrl = System.getenv("REDIS_URL");
	URI redistogoUri = new URI(redisUrl);
	RedisStandaloneConfiguration redisStandaloneConfiguration = new RedisStandaloneConfiguration(redistogoUri.getHost(), redistogoUri.getPort());
	redisStandaloneConfiguration.setPassword(redistogoUri.getUserInfo().split(":", 2)[1]);
	return new LettuceConnectionFactory(redisStandaloneConfiguration);
}
 

@Bean
public StringRedisTemplate stringRedisTemplate(LettuceConnectionFactory redisConnectionFactory) {
    StringRedisTemplate template = new StringRedisTemplate();
    template.setKeySerializer(new PrefixRedisSerializer());
    template.setValueSerializer(new StringRedisSerializer());
    template.setConnectionFactory(redisConnectionFactory);
    template.setHashKeySerializer(new StringRedisSerializer());
    template.setHashValueSerializer(new StringRedisSerializer());
    template.afterPropertiesSet();
    return template;
}
 

/**
 * redis序列化配置，使用lettuce客户端
 */
@Bean
public <T> RedisTemplate<String, T> redisTemplate(LettuceConnectionFactory redisConnectionFactory) {
    RedisTemplate<String, T> template = new RedisTemplate<>();
    template.setKeySerializer(new PrefixRedisSerializer());
    template.setValueSerializer(new GenericFastJsonRedisSerializer());
    template.setConnectionFactory(redisConnectionFactory);
    template.setHashKeySerializer(new StringRedisSerializer());
    template.setHashValueSerializer(new GenericFastJsonRedisSerializer());
    template.afterPropertiesSet();
    return template;
}
 

@Bean
public StringRedisTemplate stringRedisTemplate(LettuceConnectionFactory redisConnectionFactory) {
    StringRedisTemplate template = new StringRedisTemplate();
    template.setKeySerializer(new PrefixRedisSerializer());
    template.setValueSerializer(new StringRedisSerializer());
    template.setConnectionFactory(redisConnectionFactory);
    template.setHashKeySerializer(new StringRedisSerializer());
    template.setHashValueSerializer(new StringRedisSerializer());
    template.afterPropertiesSet();
    return template;
}
 

@Bean
public StringRedisTemplate stringRedisTemplate(LettuceConnectionFactory redisConnectionFactory) {
    StringRedisTemplate template = new StringRedisTemplate();
    template.setKeySerializer(new PrefixRedisSerializer());
    template.setValueSerializer(new StringRedisSerializer());
    template.setConnectionFactory(redisConnectionFactory);
    template.setHashKeySerializer(new StringRedisSerializer());
    template.setHashValueSerializer(new StringRedisSerializer());
    template.afterPropertiesSet();
    return template;
}
 

/**
 * redis序列化配置，使用lettuce客户端
 */
@Bean
public <T> RedisTemplate<String, T> redisTemplate(LettuceConnectionFactory redisConnectionFactory) {
    RedisTemplate<String, T> template = new RedisTemplate<>();
    template.setKeySerializer(new PrefixRedisSerializer());
    template.setValueSerializer(new GenericFastJsonRedisSerializer());
    template.setConnectionFactory(redisConnectionFactory);
    template.setHashKeySerializer(new StringRedisSerializer());
    template.setHashValueSerializer(new GenericFastJsonRedisSerializer());
    template.afterPropertiesSet();
    return template;
}
 

/**
 * redis序列化配置，使用lettuce客户端
 */
@Bean
public <T> RedisTemplate<String, T> redisTemplate(LettuceConnectionFactory redisConnectionFactory) {
    RedisTemplate<String, T> template = new RedisTemplate<>();
    template.setKeySerializer(new PrefixRedisSerializer());
    template.setValueSerializer(new GenericFastJsonRedisSerializer());
    template.setConnectionFactory(redisConnectionFactory);
    template.setHashKeySerializer(new StringRedisSerializer());
    template.setHashValueSerializer(new GenericFastJsonRedisSerializer());
    template.afterPropertiesSet();
    return template;
}
 

/**
 * RedisTemplate
 *
 * @return
 */
@Bean
public RedisTemplate<String, Serializable> limitRedisTemplate(LettuceConnectionFactory redisConnectionFactory) {
    RedisTemplate<String, Serializable> template = new RedisTemplate<>();
    template.setKeySerializer(new StringRedisSerializer());
    template.setValueSerializer(new GenericJackson2JsonRedisSerializer());
    template.setConnectionFactory(redisConnectionFactory);
    return template;
}
 

@Bean
public RedisTemplate<String, Serializable> redisCacheTemplate(LettuceConnectionFactory redisConnectionFactory) {
    RedisTemplate<String, Serializable> template = new RedisTemplate<>();
    template.setKeySerializer(new StringRedisSerializer());
    template.setValueSerializer(new GenericJackson2JsonRedisSerializer());
    template.setConnectionFactory(redisConnectionFactory);
    return template;
}
 

/**** 用户SESSION专用数据源 ****/
@Bean
public LettuceConnectionFactory userLettuceConnectionFactory(
        RedisStandaloneConfiguration userRedisConfig,GenericObjectPoolConfig userPoolConfig) {
    LettuceClientConfiguration clientConfig =
            LettucePoolingClientConfiguration.builder().commandTimeout(Duration.ofMillis(5000))
                    .poolConfig(userPoolConfig).build();
    return new LettuceConnectionFactory(userRedisConfig, clientConfig);
}
 

/**** 缓存专用数据源 ****/
@Bean
public LettuceConnectionFactory defaultLettuceConnectionFactory(
        RedisStandaloneConfiguration defaultRedisConfig,GenericObjectPoolConfig defaultPoolConfig) {
    LettuceClientConfiguration clientConfig =
            LettucePoolingClientConfiguration.builder().commandTimeout(Duration.ofMillis(5000))
                    .poolConfig(defaultPoolConfig).build();
    return new LettuceConnectionFactory(defaultRedisConfig, clientConfig);
}
 

@Bean
LettuceConnectionFactory lettuceConnectionFactory() {
    RedisStandaloneConfiguration configuration = new RedisStandaloneConfiguration();
    configuration.setHostName(redisHostName);
    configuration.setPort(redisHostPort);
    return new LettuceConnectionFactory(configuration);
}