| | |
| | | package com.terra.common.service; |
| | | |
| | | import org.springframework.beans.factory.annotation.Autowired; |
| | | import org.springframework.data.redis.core.BoundSetOperations; |
| | | import org.springframework.data.redis.core.HashOperations; |
| | | import com.terra.common.entity.all.SettingData; |
| | | import org.springframework.data.redis.core.RedisTemplate; |
| | | import org.springframework.data.redis.core.ValueOperations; |
| | | import org.springframework.stereotype.Component; |
| | | import org.springframework.stereotype.Service; |
| | | |
| | | import java.util.*; |
| | | import javax.annotation.Resource; |
| | | import java.util.List; |
| | | import java.util.Set; |
| | | import java.util.concurrent.TimeUnit; |
| | | |
| | | /** |
| | | * spring redis 工具类 |
| | | * |
| | | * @author ruoyi |
| | | **/ |
| | | @SuppressWarnings(value = { "unchecked", "rawtypes" }) |
| | | @Component |
| | | public class RedisService |
| | | { |
| | | @Autowired |
| | | public RedisTemplate redisTemplate; |
| | | * Redis服务类 |
| | | * @author WWW |
| | | */ |
| | | @Service |
| | | public class RedisService { |
| | | @Resource |
| | | private RedisTemplate<String, Object> 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 |
| | | * 获取Redis模板 |
| | | */ |
| | | public <T> void setCacheObject(final String key, final T value) |
| | | { |
| | | public RedisTemplate<String, Object> getRedisTemplate() { |
| | | return redisTemplate; |
| | | } |
| | | |
| | | /** |
| | | * 设置值到redis中 |
| | | * |
| | | * @param key 键 |
| | | * @param value 值 |
| | | */ |
| | | public void put(String key, Object value) { |
| | | redisTemplate.opsForValue().set(key, value); |
| | | } |
| | | |
| | | /** |
| | | * 缓存基本的对象,Integer、String、实体类等 |
| | | * 设置值到redis中,并设置过期时间 |
| | | * |
| | | * @param key 缓存的键值 |
| | | * @param value 缓存的值 |
| | | * @param key 键 |
| | | * @param value 值 |
| | | * @param timeout 时间 |
| | | * @param timeUnit 时间颗粒度 |
| | | * @param unit 单位 |
| | | */ |
| | | public <T> void setCacheObject(final String key, final T value, final Long timeout, final TimeUnit timeUnit) |
| | | { |
| | | redisTemplate.opsForValue().set(key, value, timeout, timeUnit); |
| | | public void put(String key, Object value, long timeout, TimeUnit unit) { |
| | | redisTemplate.opsForValue().set(key, value, timeout, unit); |
| | | } |
| | | |
| | | /** |
| | | * 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); |
| | | } |
| | | |
| | | /** |
| | | * 获取有效时间 |
| | | * |
| | | * @param key Redis键 |
| | | * @return 有效时间 |
| | | */ |
| | | public long getExpire(final String key) |
| | | { |
| | | return redisTemplate.getExpire(key); |
| | | } |
| | | |
| | | /** |
| | | * 判断 key是否存在 |
| | | * 根据key获取value |
| | | * |
| | | * @param key 键 |
| | | * @return true 存在 false不存在 |
| | | */ |
| | | public Boolean hasKey(String key) |
| | | { |
| | | public Object get(String key) { |
| | | return redisTemplate.opsForValue().get(key); |
| | | } |
| | | |
| | | /** |
| | | * 是否存在key |
| | | * |
| | | * @param key 键 |
| | | */ |
| | | public boolean hasKey(String key) { |
| | | return redisTemplate.hasKey(key); |
| | | } |
| | | |
| | | /** |
| | | * 获得缓存的基本对象。 |
| | | * 移除key |
| | | * |
| | | * @param key 缓存键值 |
| | | * @return 缓存键值对应的数据 |
| | | * @param key 键 |
| | | */ |
| | | 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 boolean deleteObject(final Collection collection) |
| | | { |
| | | return redisTemplate.delete(collection) > 0; |
| | | } |
| | | |
| | | /** |
| | | * 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); |
| | | public void delete(String key) { |
| | | if (hasKey(key)) { |
| | | redisTemplate.delete(key); |
| | | } |
| | | } |
| | | |
| | | /** |
| | | * 获得缓存的Map |
| | | * 清空指定键前缀 |
| | | * |
| | | * @param key |
| | | * @return |
| | | * @param subKeyString 键前缀 |
| | | */ |
| | | public <T> Map<String, T> getCacheMap(final String key) |
| | | { |
| | | return redisTemplate.opsForHash().entries(key); |
| | | public void clearKeys(String subKeyString) { |
| | | Set<String> keys = redisTemplate.keys(subKeyString + "*"); |
| | | if (!keys.isEmpty()) { |
| | | redisTemplate.delete(keys); |
| | | } |
| | | } |
| | | |
| | | /** |
| | | * 往Hash中存入数据 |
| | | * |
| | | * @param key Redis键 |
| | | * @param hKey Hash键 |
| | | * @param value 值 |
| | | * 清空所有 |
| | | */ |
| | | public <T> void setCacheMapValue(final String key, final String hKey, final T value) |
| | | { |
| | | redisTemplate.opsForHash().put(key, hKey, value); |
| | | public void clearAll() { |
| | | Set<String> keys = redisTemplate.keys("*"); |
| | | if (!keys.isEmpty()) { |
| | | redisTemplate.delete(keys); |
| | | } |
| | | } |
| | | |
| | | /** |
| | | * 获取Hash中的数据 |
| | | * |
| | | * @param key Redis键 |
| | | * @param hKey Hash键 |
| | | * @return Hash中的对象 |
| | | * 根据Key获取List集合 |
| | | */ |
| | | public <T> T getCacheMapValue(final String key, final String hKey) |
| | | { |
| | | HashOperations<String, String, T> opsForHash = redisTemplate.opsForHash(); |
| | | return opsForHash.get(key, hKey); |
| | | public <T> List<T> getListByKey(String key) { |
| | | Object obj = get(key); |
| | | if (obj instanceof List<?>) { |
| | | return (List<T>) obj; |
| | | } |
| | | |
| | | return null; |
| | | } |
| | | |
| | | /** |
| | | * 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 |
| | | * 根据Key保存数据 |
| | | */ |
| | | public <T> List<T> getMultiCacheMapValue(final String key, final Collection<Object> hKeys) |
| | | { |
| | | return redisTemplate.opsForHash().multiGet(key, hKeys); |
| | | public <T> void saveListByKey(String key, List<T> list) { |
| | | if (null != list && !list.isEmpty()) { |
| | | put(key, list, SettingData.CACHE_EXPIRE, TimeUnit.MINUTES); |
| | | } |
| | | } |
| | | |
| | | /** |
| | | * 删除Hash中的某条数据 |
| | | * |
| | | * @param key Redis键 |
| | | * @param hKey Hash键 |
| | | * @return 是否成功 |
| | | * 根据Key保存数据 |
| | | */ |
| | | public boolean deleteCacheMapValue(final String key, final String hKey) |
| | | { |
| | | return redisTemplate.opsForHash().delete(key, hKey) > 0; |
| | | } |
| | | |
| | | /** |
| | | * 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); |
| | | public <T> void saveListByKey(String key, List<T> list, Integer minutes) { |
| | | if (null != list && !list.isEmpty()) { |
| | | put(key, list, minutes, TimeUnit.MINUTES); |
| | | } |
| | | } |
| | | } |