Lettuce Redis Connection pooling through Spring RedisTemplate

LettuceRedisClientConnectionPooling.java

import org.apache.commons.pool.impl.GenericObjectPool.Config;
import org.springframework.beans.factory.annotation.Value;
import org.springframework.context.annotation.Bean;
import org.springframework.data.redis.connection.lettuce.DefaultLettucePool;
import org.springframework.data.redis.connection.lettuce.LettuceConnectionFactory;
import org.springframework.data.redis.core.StringRedisTemplate;
import org.springframework.stereotype.Component;

@Component
public class LettuceRedisClientConnectionPooling {
	
	@Value("${redis.cache.hostname}")
	private String redisHost;
	
	@Value("${redis.cache.port}")
	private Integer redisPort;
	
	@Value("${redis.cache.thread.maxActive}")
	private Integer MAXACTIVE;
	
	@Value("${redis.cache.thread.maxIdle}")
	private Integer MAXIDLE;
	
	@Bean
	public StringRedisTemplate getStringRedisTemplate() {
		StringRedisTemplate redisTemplate = new StringRedisTemplate(getLettuceConnectionFactory());
		return redisTemplate;
	}

	private LettuceConnectionFactory getLettuceConnectionFactory() {
		DefaultLettucePool lettucePool = new DefaultLettucePool(redisHost,redisPort,getPoolConfig());
		lettucePool.afterPropertiesSet();
		LettuceConnectionFactory lcf = new LettuceConnectionFactory(lettucePool);
		lcf.afterPropertiesSet();
		lcf.setShareNativeConnection(false);
		return lcf;
	}
	
	private Config getPoolConfig(){
		Config poolConfig = new Config();
		poolConfig.maxActive = 16;
		if(MAXACTIVE!=null && MAXACTIVE > 0){
			poolConfig.maxActive = MAXACTIVE;
		}
		poolConfig.maxIdle = 16;
		if(MAXIDLE!=null && MAXIDLE > 0){
			poolConfig.maxIdle = MAXIDLE;
		}
		poolConfig.minIdle = 0;
		return poolConfig;
	}

}