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- package cn.com.goldenwater.dcproj.utils;
- import org.springframework.beans.factory.annotation.Autowired;
- import org.springframework.data.redis.core.BoundSetOperations;
- import org.springframework.data.redis.core.HashOperations;
- import org.springframework.data.redis.core.RedisTemplate;
- import org.springframework.data.redis.core.ValueOperations;
- import org.springframework.stereotype.Component;
- import java.util.*;
- import java.util.concurrent.TimeUnit;
- /**
- * spring redis 工具类
- *
- * @author ruoyi
- **/
- @SuppressWarnings(value = { "unchecked", "rawtypes" })
- @Component
- public class RedisCache
- {
- @Autowired
- public RedisTemplate redisTemplate;
- /**
- * 缓存基本的对象,Integer、String、实体类等
- *
- * @param key 缓存的键值
- * @param value 缓存的值
- */
- public <T> void setCacheObject(final String key, final T value)
- {
- redisTemplate.opsForValue().set(key, value);
- }
- /**
- * 缓存基本的对象,Integer、String、实体类等
- *
- * @param key 缓存的键值
- * @param value 缓存的值
- * @param timeout 时间
- * @param timeUnit 时间颗粒度
- */
- public <T> void setCacheObject(final String key, final T value, final Integer timeout, final TimeUnit timeUnit)
- {
- redisTemplate.opsForValue().set(key, value, timeout, timeUnit);
- }
- /**
- * 设置有效时间
- *
- * @param key Redis键
- * @param timeout 超时时间
- * @return true=设置成功;false=设置失败
- */
- public boolean expire(final String key, final long timeout)
- {
- return expire(key, timeout, TimeUnit.SECONDS);
- }
- /**
- * 设置有效时间
- *
- * @param key Redis键
- * @param timeout 超时时间
- * @param unit 时间单位
- * @return true=设置成功;false=设置失败
- */
- public boolean expire(final String key, final long timeout, final TimeUnit unit)
- {
- return redisTemplate.expire(key, timeout, unit);
- }
- /**
- * 获得缓存的基本对象。
- *
- * @param key 缓存键值
- * @return 缓存键值对应的数据
- */
- public <T> T getCacheObject(final String key)
- {
- ValueOperations<String, T> operation = redisTemplate.opsForValue();
- return operation.get(key);
- }
- /**
- * 删除单个对象
- *
- * @param key
- */
- public boolean deleteObject(final String key)
- {
- return redisTemplate.delete(key);
- }
- /**
- * 删除集合对象
- *
- * @param collection 多个对象
- * @return
- */
- public long deleteObject(final Collection collection)
- {
- return redisTemplate.delete(collection);
- }
- /**
- * 缓存List数据
- *
- * @param key 缓存的键值
- * @param dataList 待缓存的List数据
- * @return 缓存的对象
- */
- public <T> long setCacheList(final String key, final List<T> dataList)
- {
- Long count = redisTemplate.opsForList().rightPushAll(key, dataList);
- return count == null ? 0 : count;
- }
- /**
- * 获得缓存的list对象
- *
- * @param key 缓存的键值
- * @return 缓存键值对应的数据
- */
- public <T> List<T> getCacheList(final String key)
- {
- return redisTemplate.opsForList().range(key, 0, -1);
- }
- /**
- * 缓存Set
- *
- * @param key 缓存键值
- * @param dataSet 缓存的数据
- * @return 缓存数据的对象
- */
- public <T> BoundSetOperations<String, T> setCacheSet(final String key, final Set<T> dataSet)
- {
- BoundSetOperations<String, T> setOperation = redisTemplate.boundSetOps(key);
- Iterator<T> it = dataSet.iterator();
- while (it.hasNext())
- {
- setOperation.add(it.next());
- }
- return setOperation;
- }
- /**
- * 获得缓存的set
- *
- * @param key
- * @return
- */
- public <T> Set<T> getCacheSet(final String key)
- {
- return redisTemplate.opsForSet().members(key);
- }
- /**
- * 缓存Map
- *
- * @param key
- * @param dataMap
- */
- public <T> void setCacheMap(final String key, final Map<String, T> dataMap)
- {
- if (dataMap != null) {
- redisTemplate.opsForHash().putAll(key, dataMap);
- }
- }
- /**
- * 获得缓存的Map
- *
- * @param key
- * @return
- */
- public <T> Map<String, T> getCacheMap(final String key)
- {
- return redisTemplate.opsForHash().entries(key);
- }
- /**
- * 往Hash中存入数据
- *
- * @param key Redis键
- * @param hKey Hash键
- * @param value 值
- */
- public <T> void setCacheMapValue(final String key, final String hKey, final T value)
- {
- redisTemplate.opsForHash().put(key, hKey, value);
- }
- /**
- * 获取Hash中的数据
- *
- * @param key Redis键
- * @param hKey Hash键
- * @return Hash中的对象
- */
- public <T> T getCacheMapValue(final String key, final String hKey)
- {
- HashOperations<String, String, T> opsForHash = redisTemplate.opsForHash();
- return opsForHash.get(key, hKey);
- }
- /**
- * 删除Hash中的数据
- *
- * @param key
- * @param mapkey
- */
- public void delCacheMapValue(final String key, final String hkey)
- {
- HashOperations hashOperations = redisTemplate.opsForHash();
- hashOperations.delete(key, hkey);
- }
- /**
- * 获取多个Hash中的数据
- *
- * @param key Redis键
- * @param hKeys Hash键集合
- * @return Hash对象集合
- */
- public <T> List<T> getMultiCacheMapValue(final String key, final Collection<Object> hKeys)
- {
- return redisTemplate.opsForHash().multiGet(key, hKeys);
- }
- /**
- * 获得缓存的基本对象列表
- *
- * @param pattern 字符串前缀
- * @return 对象列表
- */
- public Collection<String> keys(final String pattern)
- {
- return redisTemplate.keys(pattern);
- }
- }
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