| | |
| | | import java.util.Map; |
| | | import java.util.Set; |
| | | import java.util.concurrent.TimeUnit; |
| | | |
| | | import org.springframework.beans.factory.annotation.Autowired; |
| | | import org.springframework.data.redis.core.BoundSetOperations; |
| | | import org.springframework.data.redis.core.HashOperations; |
| | |
| | | * |
| | | * @author ruoyi |
| | | **/ |
| | | @SuppressWarnings(value = { "unchecked", "rawtypes" }) |
| | | @SuppressWarnings(value = {"unchecked", "rawtypes"}) |
| | | @Component |
| | | public class RedisCache |
| | | { |
| | | 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 key 缓存的键值 |
| | | * @param value 缓存的值 |
| | | */ |
| | | public <T> void setCacheObject(final String key, final T value) |
| | | { |
| | | 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 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) |
| | | { |
| | | 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 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) |
| | | { |
| | | 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 key Redis键 |
| | | * @param timeout 超时时间 |
| | | * @param unit 时间单位 |
| | | * @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) |
| | | { |
| | | public boolean expire(final String key, final long timeout, final TimeUnit unit) { |
| | | return redisTemplate.expire(key, timeout, unit); |
| | | } |
| | | |
| | |
| | | * @param key Redis键 |
| | | * @return 有效时间 |
| | | */ |
| | | public long getExpire(final String key) |
| | | { |
| | | public long getExpire(final String key) { |
| | | return redisTemplate.getExpire(key); |
| | | } |
| | | |
| | |
| | | * @param key 键 |
| | | * @return true 存在 false不存在 |
| | | */ |
| | | public Boolean hasKey(String key) |
| | | { |
| | | public Boolean hasKey(String key) { |
| | | return redisTemplate.hasKey(key); |
| | | } |
| | | |
| | |
| | | * @param key 缓存键值 |
| | | * @return 缓存键值对应的数据 |
| | | */ |
| | | public <T> T getCacheObject(final String key) |
| | | { |
| | | public <T> T getCacheObject(final String key) { |
| | | ValueOperations<String, T> operation = redisTemplate.opsForValue(); |
| | | return operation.get(key); |
| | | } |
| | |
| | | * |
| | | * @param key |
| | | */ |
| | | public boolean deleteObject(final String key) |
| | | { |
| | | public boolean deleteObject(final String key) { |
| | | return redisTemplate.delete(key); |
| | | } |
| | | |
| | |
| | | * @param collection 多个对象 |
| | | * @return |
| | | */ |
| | | public boolean deleteObject(final Collection collection) |
| | | { |
| | | public boolean deleteObject(final Collection collection) { |
| | | return redisTemplate.delete(collection) > 0; |
| | | } |
| | | |
| | | /** |
| | | * 缓存List数据 |
| | | * |
| | | * @param key 缓存的键值 |
| | | * @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) |
| | | { |
| | | public <T> long setCacheList(final String key, final List<T> dataList) { |
| | | Long count = redisTemplate.opsForList().rightPushAll(key, dataList); |
| | | return count == null ? 0 : count; |
| | | } |
| | |
| | | * @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) |
| | | { |
| | | 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 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) |
| | | { |
| | | 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()) |
| | | { |
| | | while (it.hasNext()) { |
| | | setOperation.add(it.next()); |
| | | } |
| | | return setOperation; |
| | |
| | | * @param key |
| | | * @return |
| | | */ |
| | | public <T> Set<T> getCacheSet(final String key) |
| | | { |
| | | public <T> Set<T> getCacheSet(final String key) { |
| | | return redisTemplate.opsForSet().members(key); |
| | | } |
| | | |
| | |
| | | * @param key |
| | | * @param dataMap |
| | | */ |
| | | public <T> void setCacheMap(final String key, final Map<String, T> dataMap) |
| | | { |
| | | public <T> void setCacheMap(final String key, final Map<String, T> dataMap) { |
| | | if (dataMap != null) { |
| | | redisTemplate.opsForHash().putAll(key, dataMap); |
| | | } |
| | |
| | | * @param key |
| | | * @return |
| | | */ |
| | | public <T> Map<String, T> getCacheMap(final String key) |
| | | { |
| | | 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 key Redis键 |
| | | * @param hKey Hash键 |
| | | * @param value 值 |
| | | */ |
| | | public <T> void setCacheMapValue(final String key, final String hKey, final T value) |
| | | { |
| | | 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 key Redis键 |
| | | * @param hKey Hash键 |
| | | * @return Hash中的对象 |
| | | */ |
| | | public <T> T getCacheMapValue(final String key, final String hKey) |
| | | { |
| | | public <T> T getCacheMapValue(final String key, final String hKey) { |
| | | HashOperations<String, String, T> opsForHash = redisTemplate.opsForHash(); |
| | | return opsForHash.get(key, hKey); |
| | | } |
| | |
| | | /** |
| | | * 获取多个Hash中的数据 |
| | | * |
| | | * @param key Redis键 |
| | | * @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) |
| | | { |
| | | public <T> List<T> getMultiCacheMapValue(final String key, final Collection<Object> hKeys) { |
| | | return redisTemplate.opsForHash().multiGet(key, hKeys); |
| | | } |
| | | |
| | | /** |
| | | * 删除Hash中的某条数据 |
| | | * |
| | | * @param key Redis键 |
| | | * @param key Redis键 |
| | | * @param hKey Hash键 |
| | | * @return 是否成功 |
| | | */ |
| | | public boolean deleteCacheMapValue(final String key, final String hKey) |
| | | { |
| | | public boolean deleteCacheMapValue(final String key, final String hKey) { |
| | | return redisTemplate.opsForHash().delete(key, hKey) > 0; |
| | | } |
| | | |
| | |
| | | * @param pattern 字符串前缀 |
| | | * @return 对象列表 |
| | | */ |
| | | public Collection<String> keys(final String pattern) |
| | | { |
| | | public Collection<String> keys(final String pattern) { |
| | | return redisTemplate.keys(pattern); |
| | | } |
| | | |
| | | /** |
| | | * 根据前缀获取所有的key* 例如:pro_ |
| | | */ |
| | | public List<Object> getListKey(String prefix) { |
| | | Set<Object> keys = redisTemplate.keys(prefix+"*"); |
| | | List<Object> values = redisTemplate.opsForValue().multiGet(keys); |
| | | return values; |
| | | } |
| | | } |