public boolean hsetnx(String key, Object field, String value) {
hashOps = redisTemplate.opsForHash();
return hashOps.putIfAbsent(key, field, value);
}
public void hincreby(String key, Object field, Integer delta) {
hashOps = redisTemplate.opsForHash();
hashOps.increment(key, field, delta);
}
public boolean hexists(String key, Object field) {
hashOps = redisTemplate.opsForHash();
return hashOps.hasKey(key, field);
}
/**
* Hash数据类型 读取 key绑定的hash集合
*
* @param key
* @return map集合 key-value
*/
public Map<Object, Object> getHash(String key) {
hashOps = redisTemplate.opsForHash();
return hashOps.entries(key);
}
/**
* Hash数据类型 读取 key绑定的hash集合的keys
*
* @param key
* @return set集合
*/
public Set getHashKeys(String key) {
hashOps = redisTemplate.opsForHash();
return (Set) hashOps.keys(key);
}
/**
* Hash数据类型 查找 key绑定的hash集合的大小
*
* @param key
* @return
*/
public long getHashSize(String key) {
hashOps = redisTemplate.opsForHash();
return hashOps.size(key);
}
/**
* Hash数据类型 查找 key绑定的hash集合中hashKey的值
*
* @param key
* @param hashKey
* @return
*/
public Object getHashValue(String key, Object hashKey) {
hashOps = redisTemplate.opsForHash();
return hashOps.get(key, hashKey);
}
/**
* Hash数据类型 查找 key绑定的hash集合中hashKey 的元素是否存在
*
* @param key
* @param hashKey
* @return true存在 false不存在
*/
public boolean hasHashKey(String key, Object hashKey) {
hashOps = redisTemplate.opsForHash();
return hashOps.hasKey(key, hashKey);
}
/**
* Hash数据类型 批量 key绑定的hash集合新增元素
*
* @param key
* @param map
*/
public void putHash(String key, Map<Object, Object> map) {
hashOps = redisTemplate.opsForHash();
hashOps.putAll(key, map);
}
/**
* Hash数据类型 key绑定的hash集合新增元素
*
* @param key
* @param hashKey
* @param hashValue
*/
public void putHash(String key, Object hashKey, Object hashValue) {
hashOps = redisTemplate.opsForHash();
hashOps.put(key, hashKey, hashValue);
}