package com.kmall.common.utils.redis; import com.google.common.collect.Sets; import org.slf4j.Logger; import org.slf4j.LoggerFactory; import org.springframework.stereotype.Component; import redis.clients.jedis.Jedis; import redis.clients.jedis.JedisPool; import redis.clients.jedis.JedisPoolConfig; import redis.clients.jedis.exceptions.JedisException; import java.util.*; @Component public class JedisUtil { protected static Logger logger = LoggerFactory.getLogger(JedisUtil.class); private static JedisPool jedisPool = null; static { JedisPoolConfig config = new JedisPoolConfig(); /*config.setMaxIdle(Integer.parseInt(ResourceUtil.getConfigByName("redis.pool.maxIdle"))); config.setMaxWaitMillis(Long.parseLong(ResourceUtil.getConfigByName("redis.pool.maxWait"))); config.setMaxTotal(Integer.parseInt(ResourceUtil.getConfigByName("redis.pool.maxTotal"))); config.setTestOnBorrow(Boolean.parseBoolean(ResourceUtil.getConfigByName("redis.pool.testOnBorrow"))); String redisIp = ResourceUtil.getConfigByName("redis.host"); int port = Integer.parseInt(ResourceUtil.getConfigByName("redis.port")); jedisPool = new JedisPool(config, redisIp, port, 10000);*/ config.setMaxIdle(Integer.parseInt(JedisPropertiesBuilder.instance().getPool().getMaxIdle())); config.setMaxWaitMillis(Long.parseLong(JedisPropertiesBuilder.instance().getPool().getMaxWait())); config.setMaxTotal(Integer.parseInt(JedisPropertiesBuilder.instance().getPool().getMaxTotal())); config.setTestOnBorrow(Boolean.parseBoolean(JedisPropertiesBuilder.instance().getPool().getTestOnBorrow())); String redisIp = JedisPropertiesBuilder.instance().getHost(); int port = Integer.parseInt(JedisPropertiesBuilder.instance().getPort()); jedisPool = new JedisPool(config, redisIp, port, 10000); logger.info("redis连接成功: {}:{}, ", redisIp, port); } public static JedisPool getPool() { return jedisPool; } /** * 获取缓存 * * @param key 键 * @return 值 */ public static String get(String key) { String value = null; Jedis jedis = null; try { jedis = getResource(); if (jedis.exists(key)) { value = jedis.get(key); value = org.apache.commons.lang.StringUtils.isNotBlank(value) && !"nil".equalsIgnoreCase(value) ? value : null; logger.debug("get {} = {}", key, value); } } catch (Exception e) { logger.warn("get {} ", key, e); } finally { returnResource(jedis); } return value; } /** * 获取缓存 * * @param key 键 * @return 值 */ public static Object getObject(String key) { Object value = null; Jedis jedis = null; try { jedis = getResource(); if (jedis.exists(getBytesKey(key))) { value = toObject(jedis.get(getBytesKey(key))); logger.debug("getObject {} = {}", key, value); } } catch (Exception e) { logger.warn("getObject {} ", key, e); } finally { returnResource(jedis); } return value; } /** * 设置缓存 * * @param key 键 * @param value 值 * @param cacheSeconds 超时时间,0为不超时 * @return */ public static String set(String key, String value, int cacheSeconds) { String result = null; Jedis jedis = null; try { jedis = getResource(); result = jedis.set(key, value); if (cacheSeconds != 0) { jedis.expire(key, cacheSeconds); } logger.debug("set {} = {}", key, value); } catch (Exception e) { logger.warn("set {} ", key, e); } finally { returnResource(jedis); } return result; } /** * 设置缓存过期时间 * * @param key 键 * @param cacheSeconds 超时时间,0为不超时 * @return */ public static void expire(String key, int cacheSeconds) { Jedis jedis = null; try { jedis = getResource(); if (jedis.exists(getBytesKey(key))) { jedis.expire(key, cacheSeconds); logger.debug("expire {} = {}", key, cacheSeconds); } } catch (Exception e) { logger.warn("expire {} ", key, e); } finally { returnResource(jedis); } } /** * 设置缓存 * * @param key 键 * @param value 值 * @param cacheSeconds 超时时间,0为不超时 * @return */ public static String setObject(String key, Object value, int cacheSeconds) { String result = null; Jedis jedis = null; try { jedis = getResource(); result = jedis.set(getBytesKey(key), toBytes(value)); if (cacheSeconds != 0) { jedis.expire(key, cacheSeconds); } logger.debug("setObject {} = {}", key, value); } catch (Exception e) { logger.warn("setObject {} ", key, e); } finally { returnResource(jedis); } return result; } /** * key筛选 * * @param pattern * @return */ public static Set keys(String pattern) { Set result = Sets.newHashSet(); Jedis jedis = null; try { jedis = getResource(); result = jedis.keys(pattern); } catch (Exception e) { logger.warn("pattern {}", pattern, e); } finally { returnResource(jedis); } return result; } /** * 获取List缓存 * * @param key 键 * @return 值 */ public static List getList(String key) { List value = null; Jedis jedis = null; try { jedis = getResource(); if (jedis.exists(key)) { value = jedis.lrange(key, 0, -1); } } catch (Exception e) { logger.warn("getList {}", key, e); } finally { returnResource(jedis); } return value; } /** * 获取List缓存 * * @param key 键 * @return 值 */ public static List getObjectList(String key) { List value = null; Jedis jedis = null; try { jedis = getResource(); byte[] keybyte = getBytesKey(key); if (jedis.exists(keybyte)) { List list = jedis.lrange(keybyte, 0, -1); value = new ArrayList<>(); for (byte[] bs : list) { value.add(toObject(bs)); } logger.debug("getObjectList {} ", key, value); } } catch (Exception e) { logger.warn("getObjectList {} ", key, e); } finally { returnResource(jedis); } return value; } /** * @param keyPrefix * @return List * @Description:根据key前缀模糊查询缓存对象 * @date 2016年9月5日 * @author zhuliyun */ public static List getObjectListByKeyPrefix(String keyPrefix) { List value = new ArrayList<>(); Jedis jedis = null; try { jedis = getResource(); Set keys = getKeysByPrefix(keyPrefix); if (keys != null && keys.size() > 0) { for (String key : keys) { Object object = getObject(key); value.add(object); logger.debug("getObjectList {} ", key, value); } } } catch (Exception e) { logger.warn("getObjectList {} ", keyPrefix, e); } finally { returnResource(jedis); } return value; } /** * 设置List缓存 * * @param key 键 * @param value 值 * @param cacheSeconds 超时时间,0为不超时 * @return */ public static long setList(String key, List value, int cacheSeconds) { long result = 0; Jedis jedis = null; try { jedis = getResource(); if (jedis.exists(key)) { jedis.del(key); } result = jedis.rpush(key, (String[]) value.toArray()); if (cacheSeconds != 0) { jedis.expire(key, cacheSeconds); } logger.debug("setList {} ", key, value); } catch (Exception e) { logger.warn("setList {} ", key, e); } finally { returnResource(jedis); } return result; } /** * 设置List缓存 * * @param key 键 * @param value 值 * @param cacheSeconds 超时时间,0为不超时 * @return */ public static long setObjectList(String key, List value, int cacheSeconds) { long result = 0; Jedis jedis = null; try { jedis = getResource(); if (jedis.exists(getBytesKey(key))) { jedis.del(key); } List list = new ArrayList<>(); for (Object o : value) { list.add(toBytes(o)); } result = jedis.rpush(getBytesKey(key), (byte[][]) list.toArray()); if (cacheSeconds != 0) { jedis.expire(key, cacheSeconds); } logger.debug("setObjectList {} ", key, value); } catch (Exception e) { logger.warn("setObjectList {} ", key, e); } finally { returnResource(jedis); } return result; } /** * 向List缓存中添加值 * * @param key 键 * @param value 值 * @return */ public static long listAdd(String key, String... value) { long result = 0; Jedis jedis = null; try { jedis = getResource(); result = jedis.rpush(key, value); logger.debug("listAdd {} ", key, value); } catch (Exception e) { logger.warn("listAdd {} ", key, e); } finally { returnResource(jedis); } return result; } /** * 向List缓存中添加值 * * @param key 键 * @param value 值 * @return */ public static long listObjectAdd(String key, Object... value) { long result = 0; Jedis jedis = null; try { jedis = getResource(); List list = new ArrayList<>(); for (Object o : value) { list.add(toBytes(o)); } result = jedis.rpush(getBytesKey(key), (byte[][]) list.toArray()); logger.debug("listObjectAdd {} ", key, value); } catch (Exception e) { logger.warn("listObjectAdd {} ", key, e); } finally { returnResource(jedis); } return result; } /** * 获取缓存 * * @param key 键 * @return 值 */ public static Set getSet(String key) { Set value = null; Jedis jedis = null; try { jedis = getResource(); if (jedis.exists(key)) { value = jedis.smembers(key); logger.debug("getSet {} ", key, value); } } catch (Exception e) { logger.warn("getSet {} ", key, e); } finally { returnResource(jedis); } return value; } /** * @param keyPrefix * @return Set * @Description:获取以指定开头前缀的所有Key * @date 2016年9月5日 * @author zhuliyun */ public static Set getKeysByPrefix(String keyPrefix) { Set value = null; Jedis jedis = null; try { jedis = getResource(); value = jedis.keys(keyPrefix + "*"); logger.debug("getSet {} ", keyPrefix, value); } catch (Exception e) { logger.warn("getSet {} ", keyPrefix, e); } finally { returnResource(jedis); } return value; } /** * 获取缓存 * * @param key 键 * @return 值 */ public static Set getObjectSet(String key) { Set value = null; Jedis jedis = null; try { jedis = getResource(); if (jedis.exists(getBytesKey(key))) { value = new HashSet(); Set set = jedis.smembers(getBytesKey(key)); for (byte[] bs : set) { value.add(toObject(bs)); } logger.debug("getObjectSet {} ", key, value); } } catch (Exception e) { logger.warn("getObjectSet {} ", key, e); } finally { returnResource(jedis); } return value; } /** * 设置Set缓存 * * @param key 键 * @param value 值 * @param cacheSeconds 超时时间,0为不超时 * @return */ public static long setSet(String key, Set value, int cacheSeconds) { long result = 0; Jedis jedis = null; try { jedis = getResource(); if (jedis.exists(key)) { jedis.del(key); } result = jedis.sadd(key, (String[]) value.toArray()); if (cacheSeconds != 0) { jedis.expire(key, cacheSeconds); } logger.debug("setSet {} ", key, value); } catch (Exception e) { logger.warn("setSet {} ", key, e); } finally { returnResource(jedis); } return result; } /** * 设置Set缓存 * * @param key 键 * @param value 值 * @param cacheSeconds 超时时间,0为不超时 * @return */ public static long setObjectSet(String key, Set value, int cacheSeconds) { long result = 0; Jedis jedis = null; try { jedis = getResource(); if (jedis.exists(getBytesKey(key))) { jedis.del(key); } Set set = new HashSet(); for (Object o : value) { set.add(toBytes(o)); } result = jedis.sadd(getBytesKey(key), (byte[][]) set.toArray()); if (cacheSeconds != 0) { jedis.expire(key, cacheSeconds); } logger.debug("setObjectSet {} ", key, value); } catch (Exception e) { logger.warn("setObjectSet {} ", key, e); } finally { returnResource(jedis); } return result; } /** * 向Set缓存中添加值 * * @param key 键 * @param value 值 * @return */ public static long setSetAdd(String key, String... value) { long result = 0; Jedis jedis = null; try { jedis = getResource(); result = jedis.sadd(key, value); logger.debug("setSetAdd {} ", key, value); } catch (Exception e) { logger.warn("setSetAdd {} ", key, e); } finally { returnResource(jedis); } return result; } /** * 向Set缓存中添加值 * * @param key 键 * @param value 值 * @return */ public static long setSetObjectAdd(String key, Object... value) { long result = 0; Jedis jedis = null; try { jedis = getResource(); Set set = new HashSet(); for (Object o : value) { set.add(toBytes(o)); } result = jedis.rpush(getBytesKey(key), (byte[][]) set.toArray()); logger.debug("setSetObjectAdd {} ", key, value); } catch (Exception e) { logger.warn("setSetObjectAdd {} ", key, e); } finally { returnResource(jedis); } return result; } /** * 获取Map缓存 * * @param key 键 * @return 值 */ public static Map getMap(String key) { Map value = null; Jedis jedis = null; try { jedis = getResource(); if (jedis.exists(key)) { value = jedis.hgetAll(key); logger.debug("getMap {} ", key, value); } } catch (Exception e) { logger.warn("getMap {} ", key, e); } finally { returnResource(jedis); } return value; } /** * 获取Map缓存 * * @param key 键 * @return 值 */ public static Map getObjectMap(String key) { Map value = null; Jedis jedis = null; try { jedis = getResource(); if (jedis.exists(getBytesKey(key))) { value = new HashMap(); Map map = jedis.hgetAll(getBytesKey(key)); for (Map.Entry e : map.entrySet()) { value.put(String.valueOf(e.getKey()), toObject(e.getValue())); } logger.debug("getObjectMap {} ", key, value); } } catch (Exception e) { logger.warn("getObjectMap {} ", key, e); } finally { returnResource(jedis); } return value; } /** * 设置Map缓存 * * @param key 键 * @param value 值 * @param cacheSeconds 超时时间,0为不超时 * @return */ public static String setMap(String key, Map value, int cacheSeconds) { String result = null; Jedis jedis = null; try { jedis = getResource(); if (jedis.exists(key)) { jedis.del(key); } result = jedis.hmset(key, value); if (cacheSeconds != 0) { jedis.expire(key, cacheSeconds); } logger.debug("setMap {} ", key, value); } catch (Exception e) { logger.warn("setMap {} ", key, e); } finally { returnResource(jedis); } return result; } /** * 设置Map缓存 * * @param key 键 * @param value 值 * @param cacheSeconds 超时时间,0为不超时 * @return */ public static String setObjectMap(String key, Map value, int cacheSeconds) { String result = null; Jedis jedis = null; try { jedis = getResource(); if (jedis.exists(getBytesKey(key))) { jedis.del(key); } Map map = new HashMap(); for (Map.Entry e : value.entrySet()) { map.put(getBytesKey(e.getKey()), toBytes(e.getValue())); } result = jedis.hmset(getBytesKey(key), (Map) map); if (cacheSeconds != 0) { jedis.expire(key, cacheSeconds); } logger.debug("setObjectMap {} ", key, value); } catch (Exception e) { logger.warn("setObjectMap {} ", key, e); } finally { returnResource(jedis); } return result; } /** * 向Map缓存中添加值 * * @param key 键 * @param value 值 * @return */ public static String mapPut(String key, Map value) { String result = null; Jedis jedis = null; try { jedis = getResource(); result = jedis.hmset(key, value); logger.debug("mapPut {} ", key, value); } catch (Exception e) { logger.warn("mapPut {} ", key, e); } finally { returnResource(jedis); } return result; } /** * 向Map缓存中添加值 * * @param key 键 * @param value 值 * @return */ public static String mapObjectPut(String key, Map value) { String result = null; Jedis jedis = null; try { jedis = getResource(); Map map = new HashMap(); for (Map.Entry e : value.entrySet()) { map.put(getBytesKey(e.getKey()), toBytes(e.getValue())); } result = jedis.hmset(getBytesKey(key), (Map) map); logger.debug("mapObjectPut {} ", key, value); } catch (Exception e) { logger.warn("mapObjectPut {} ", key, e); } finally { returnResource(jedis); } return result; } /** * 移除Map缓存中的值 * * @param key 键 * @param mapKey 值 * @return */ public static long mapRemove(String key, String mapKey) { long result = 0; Jedis jedis = null; try { jedis = getResource(); result = jedis.hdel(key, mapKey); logger.debug("mapRemove {} {}", key, mapKey); } catch (Exception e) { logger.warn("mapRemove {} ", key, e); } finally { returnResource(jedis); } return result; } /** * 移除Map缓存中的值 * * @param key 键 * @param mapKey 值 * @return */ public static long mapObjectRemove(String key, String mapKey) { long result = 0; Jedis jedis = null; try { jedis = getResource(); result = jedis.hdel(getBytesKey(key), getBytesKey(mapKey)); logger.debug("mapObjectRemove {} {}", key, mapKey); } catch (Exception e) { logger.warn("mapObjectRemove {} ", key, e); } finally { returnResource(jedis); } return result; } /** * 判断Map缓存中的Key是否存在 * * @param key 键 * @param mapKey 值 * @return */ public static boolean mapExists(String key, String mapKey) { boolean result = false; Jedis jedis = null; try { jedis = getResource(); result = jedis.hexists(key, mapKey); logger.debug("mapExists {} {}", key, mapKey); } catch (Exception e) { logger.warn("mapExists {} ", key, e); } finally { returnResource(jedis); } return result; } /** * 判断Map缓存中的Key是否存在 * * @param key 键 * @param mapKey 值 * @return */ public static boolean mapObjectExists(String key, String mapKey) { boolean result = false; Jedis jedis = null; try { jedis = getResource(); result = jedis.hexists(getBytesKey(key), getBytesKey(mapKey)); logger.debug("mapObjectExists {} {}", key, mapKey); } catch (Exception e) { logger.warn("mapObjectExists {} ", key, e); } finally { returnResource(jedis); } return result; } /** * 删除缓存 * * @param key 键 * @return */ public static long del(String key) { long result = 0; Jedis jedis = null; try { jedis = getResource(); if (jedis.exists(key)) { result = jedis.del(key); logger.debug("del {}", key); } else { logger.debug("del {} not exists", key); } } catch (Exception e) { logger.warn("del {}", key, e); } finally { returnResource(jedis); } return result; } /** * 删除缓存 * * @param key 键 * @return */ public static long delObject(String key) { long result = 0; Jedis jedis = null; try { jedis = getResource(); if (jedis.exists(getBytesKey(key))) { result = jedis.del(getBytesKey(key)); logger.debug("delObject {}", key); } else { logger.debug("delObject {} not exists", key); } } catch (Exception e) { logger.warn("delObject {}", key, e); } finally { returnResource(jedis); } return result; } /** * 缓存是否存在 * * @param key 键 * @return */ public static boolean exists(String key) { boolean result = false; Jedis jedis = null; try { jedis = getResource(); result = jedis.exists(key); logger.debug("exists {}", key); } catch (Exception e) { logger.warn("exists {}", key, e); } finally { returnResource(jedis); } return result; } /** * 缓存是否存在 * * @param key 键 * @return */ public static boolean existsObject(String key) { boolean result = false; Jedis jedis = null; try { jedis = getResource(); result = jedis.exists(getBytesKey(key)); logger.debug("existsObject {}", key); } catch (Exception e) { logger.warn("existsObject {}", key, e); } finally { returnResource(jedis); } return result; } /** * 获取资源 * * @return * @throws JedisException */ public static Jedis getResource() throws JedisException { Jedis jedis = null; try { jedis = jedisPool.getResource(); // logger.debug("getResource.", jedis); } catch (JedisException e) { logger.warn("getResource.", e); returnBrokenResource(jedis); throw e; } return jedis; } /** * 归还资源 * * @param jedis */ public static void returnBrokenResource(Jedis jedis) { if (jedis != null) { jedisPool.returnBrokenResource(jedis); } } /** * 释放资源 * * @param jedis */ public static void returnResource(Jedis jedis) { if (jedis != null) { jedisPool.returnResource(jedis); } } /** * 获取byte[]类型Key * * @param object * @return */ public static byte[] getBytesKey(Object object) { if (object instanceof String) { String ob =(String) object; return ob.getBytes(); } else { return ObjectUtils.serialize(object); } } /** * 获取byte[]类型Key * * @param key * @return */ public static Object getObjectKey(byte[] key) { try { return String.valueOf(key); } catch (UnsupportedOperationException uoe) { try { return JedisUtil.toObject(key); } catch (UnsupportedOperationException uoe2) { uoe2.printStackTrace(); } } return null; } public static boolean isBlank(String str) { return str == null || "".equals(str.trim()); } /** * Object转换byte[]类型 * * @param object * @return */ public static byte[] toBytes(Object object) { return ObjectUtils.serialize(object); } /** * byte[]型转换Object * * @param bytes * @return */ public static Object toObject(byte[] bytes) { return ObjectUtils.unserialize(bytes); } }