Redis学习笔记#10 lua脚本，整合springboot调用

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lua代码：<br><br>-- checkandset.lua local current = redis.call('GET', KEYS[1]) if current == ARGV[1]   then redis.call('SET', KEYS[1], ARGV[2])   return true end return false<br>

 

配置：

@Bean
public RedisTemplate<String, Object> redisTemplate(RedisConnectionFactory factory) {

　　RedisTemplate<String, Object> template = new RedisTemplate<>();　　
　　template.setConnectionFactory(factory);
　　template.setKeySerializer(new StringRedisSerializer());
　　template.setValueSerializer(new StringRedisSerializer());
　　return template;
}

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<br>@Bean<br>public RedisScript<Boolean> redisScript() { 　　DefaultRedisScript<Boolean> redisScript = new DefaultRedisScript<>();    ScriptSource scriptSource = new ResourceScriptSource(new ClassPathResource("META-INF/scripts/checkandset.lua"));    redisScript.setResultType(Boolean.class);    redisScript.setScriptSource(scriptSource);    return redisScript;<br>}

 

调用：

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@Autowired RedisTemplate redisTemplate;   @Autowired RedisScript<Boolean> redisScript;   List<String> keys = new ArrayList<>(); keys.add("stock"); return redisTemplate.execute(redisScript, keys, 2);