import java.util.List;

import java.util.Map;

import java.util.Set;

import org.slf4j.Logger;

import org.slf4j.LoggerFactory;

import com.google.common.collect.Lists;

import com.google.common.collect.Maps;

import com.google.common.collect.Sets;

import com.jre8.util.serialize.ObjectUtils;

import com.jre8.util.spring.SpringUtil;

import com.jre8.util.string.StringUtil;

import redis.clients.jedis.Jedis;

import redis.clients.jedis.JedisPool;

import redis.clients.jedis.exceptions.JedisException;

public class JedisUtils {

private static Logger logger = LoggerFactory.getLogger(JedisUtils.class);

private static JedisPool jedisPool = SpringUtil.getBean(JedisPool.class);

/**

* 获取缓存

*

* @param key

*

* @return

*/

public static String get(String key) {

String value = null;

Jedis jedis = null;

try {

jedis = getResource();

if (jedis.exists(key)) {

value = jedis.get(key);

value = StringUtil.isNotEmpty(value) && !"nil".equalsIgnoreCase(value) ? value : null;

logger.debug("get {} = {}", key, value);

}

} catch (Exception e) {

logger.warn("get {} = {}", key, value, e);

} finally {

returnResource(jedis);

}

return value;

}

/**

* 获取缓存

*

* @param key

*

* @return

*/

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, value, e);

} finally {

returnResource(jedis);

}

return value;

}

/**

* 设置缓存

*

* @param key

*

* @param value

*

* @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, value, e);

} finally {

returnResource(jedis);

}

return result;

}

/**

* 设置缓存

*

* @param key

*

* @param value

*

* @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, value, e);

} finally {

returnResource(jedis);

}

return result;

}

/**

* 获取List缓存

*

* @param key

*

* @return

*/

public static List<String> getList(String key) {

List<String> value = null;

Jedis jedis = null;

try {

jedis = getResource();

if (jedis.exists(key)) {

value = jedis.lrange(key, 0, -1);

logger.debug("getList {} = {}", key, value);

}

} catch (Exception e) {

logger.warn("getList {} = {}", key, value, e);

} finally {

returnResource(jedis);

}

return value;

}

/**

* 获取List缓存

*

* @param key

*

* @return

*/

public static List<Object> getObjectList(String key) {

List<Object> value = null;

Jedis jedis = null;

try {

jedis = getResource();

if (jedis.exists(getBytesKey(key))) {

List<byte[]> list = jedis.lrange(getBytesKey(key), 0, -1);

value = Lists.newArrayList();

for (byte[] bs : list) {

value.add(toObject(bs));

}

logger.debug("getObjectList {} = {}", key, value);

}

} catch (Exception e) {

logger.warn("getObjectList {} = {}", key, value, e);

} finally {

returnResource(jedis);

}

return value;

}

/**

* 设置List缓存

*

* @param key

*

* @param value

*

* @param cacheSeconds

* 超时时间,0为不超时

* @return

*/

public static long setList(String key, List<String> 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, value, e);

} finally {

returnResource(jedis);

}

return result;

}

/**

* 设置List缓存

*

* @param key

*

* @param value

*

* @param cacheSeconds

* 超时时间,0为不超时

* @return

*/

public static long setObjectList(String key, List<Object> value, int cacheSeconds) {

long result = 0;

Jedis jedis = null;

try {

jedis = getResource();

if (jedis.exists(getBytesKey(key))) {

jedis.del(key);

}

List<byte[]> list = Lists.newArrayList();

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, value, e);

} finally {

returnResource(jedis);

}

return result;

}

/**

* List缓存中添加值

*

* @param key

*

* @param value

*

* @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, value, e);

} finally {

returnResource(jedis);

}

return result;

}

/**

* List缓存中添加值

*

* @param key

*

* @param value

*

* @return

*/

public static long listObjectAdd(String key, Object... value) {

long result = 0;

Jedis jedis = null;

try {

jedis = getResource();

List<byte[]> list = Lists.newArrayList();

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, value, e);

} finally {

returnResource(jedis);

}

return result;

}

/**

* 获取缓存

*

* @param key

*

* @return

*/

public static Set<String> getSet(String key) {

Set<String> 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, value, e);

} finally {

returnResource(jedis);

}

return value;

}

/**

* 获取缓存

*

* @param key

*

* @return

*/

public static Set<Object> getObjectSet(String key) {

Set<Object> value = null;

Jedis jedis = null;

try {

jedis = getResource();

if (jedis.exists(getBytesKey(key))) {

value = Sets.newHashSet();

Set<byte[]> 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, value, e);

} finally {

returnResource(jedis);

}

return value;

}

/**

* 设置Set缓存

*

* @param key

*

* @param value

*

* @param cacheSeconds

* 超时时间,0为不超时

* @return

*/

public static long setSet(String key, Set<String> 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, value, e);

} finally {

returnResource(jedis);

}

return result;

}

/**

* 设置Set缓存

*

* @param key

*

* @param value

*

* @param cacheSeconds

* 超时时间,0为不超时

* @return

*/

public static long setObjectSet(String key, Set<Object> value, int cacheSeconds) {

long result = 0;

Jedis jedis = null;

try {

jedis = getResource();

if (jedis.exists(getBytesKey(key))) {

jedis.del(key);

}

Set<byte[]> set = Sets.newHashSet();

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, value, e);

} finally {

returnResource(jedis);

}

return result;

}

/**

* Set缓存中添加值

*

* @param key

*

* @param value

*

* @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, value, e);

} finally {

returnResource(jedis);

}

return result;

}

/**

* Set缓存中添加值

*

* @param key

*

* @param value

*

* @return

*/

public static long setSetObjectAdd(String key, Object... value) {

long result = 0;

Jedis jedis = null;

try {

jedis = getResource();

Set<byte[]> set = Sets.newHashSet();

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, value, e);

} finally {

returnResource(jedis);

}

return result;

}

/**

* 获取Map缓存

*

* @param key

*

* @return

*/

public static Map<String, String> getMap(String key) {

Map<String, String> 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, value, e);

} finally {

returnResource(jedis);

}

return value;

}

/**

* 获取Map缓存

*

* @param key

*

* @return

*/

public static Map<String, Object> getObjectMap(String key) {

Map<String, Object> value = null;

Jedis jedis = null;

try {

jedis = getResource();

if (jedis.exists(getBytesKey(key))) {

value = Maps.newHashMap();

Map<byte[], byte[]> map = jedis.hgetAll(getBytesKey(key));

for (Map.Entry<byte[], byte[]> e : map.entrySet()) {

value.put(StringUtil.toString(e.getKey()), toObject(e.getValue()));

}

logger.debug("getObjectMap {} = {}", key, value);

}

} catch (Exception e) {

logger.warn("getObjectMap {} = {}", key, value, e);

} finally {

returnResource(jedis);

}

return value;

}

/**

* 设置Map缓存

*

* @param key

*

* @param value

*

* @param cacheSeconds

* 超时时间,0为不超时

* @return

*/

public static String setMap(String key, Map<String, String> 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, value, e);

} finally {

returnResource(jedis);

}

return result;

}

/**

* 设置Map缓存

*

* @param key

*

* @param value

*

* @param cacheSeconds

* 超时时间,0为不超时

* @return

*/

public static String setObjectMap(String key, Map<String, Object> value, int cacheSeconds) {

String result = null;

Jedis jedis = null;

try {

jedis = getResource();

if (jedis.exists(getBytesKey(key))) {

jedis.del(key);

}

Map<byte[], byte[]> map = Maps.newHashMap();

for (Map.Entry<String, Object> e : value.entrySet()) {

map.put(getBytesKey(e.getKey()), toBytes(e.getValue()));

}

result = jedis.hmset(getBytesKey(key), (Map<byte[], byte[]>) map);

if (cacheSeconds != 0) {

jedis.expire(key, cacheSeconds);

}

logger.debug("setObjectMap {} = {}", key, value);

} catch (Exception e) {

logger.warn("setObjectMap {} = {}", key, value, e);

} finally {

returnResource(jedis);

}

return result;

}

/**

* Map缓存中添加值

*

* @param key

*

* @param value

*

* @return

*/

public static String mapPut(String key, Map<String, String> 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, value, e);

} finally {

returnResource(jedis);

}

return result;

}

/**

* Map缓存中添加值

*

* @param key

*

* @param value

*

* @return

*/

public static String mapObjectPut(String key, Map<String, Object> value) {

String result = null;

Jedis jedis = null;

try {

jedis = getResource();

Map<byte[], byte[]> map = Maps.newHashMap();

for (Map.Entry<String, Object> e : value.entrySet()) {

map.put(getBytesKey(e.getKey()), toBytes(e.getValue()));

}

result = jedis.hmset(getBytesKey(key), (Map<byte[], byte[]>) map);

logger.debug("mapObjectPut {} = {}", key, value);

} catch (Exception e) {

logger.warn("mapObjectPut {} = {}", key, value, e);

} finally {

returnResource(jedis);

}

return result;

}

/**

* 移除Map缓存中的值

*

* @param key

*

* @param value

*

* @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, mapKey, e);

} finally {

returnResource(jedis);

}

return result;

}

/**

* 移除Map缓存中的值

*

* @param key

*

* @param value

*

* @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, mapKey, e);

} finally {

returnResource(jedis);

}

return result;

}

/**

* 判断Map缓存中的Key是否存在

*

* @param key

*

* @param value

*

* @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, mapKey, e);

} finally {

returnResource(jedis);

}

return result;

}

/**

* 判断Map缓存中的Key是否存在

*

* @param key

*

* @param value

*

* @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, mapKey, e);

} finally {

returnResource(jedis);

}

return result;

}

/**

* 删除缓存

*

* @param key

*

* @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

*

* @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

*

* @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

*

* @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

* @param isBroken

*/

public static void returnBrokenResource(Jedis jedis) {

if (jedis != null) {

jedisPool.returnBrokenResource(jedis);

}

}

/**

* 释放资源

*

* @param jedis

* @param isBroken

*/

public static void returnResource(Jedis jedis) {

if (jedis != null) {

jedisPool.returnResource(jedis);

}

}

/**

* 获取byte[]类型Key

*

* @param key

* @return

*/

public static byte[] getBytesKey(Object object) {

if (object instanceof String) {

return StringUtil.getBytes((String) object);

} else {

return ObjectUtils.serialize(object);

}

}

/**

* Object转换byte[]类型

*

* @param key

* @return

*/

public static byte[] toBytes(Object object) {

return ObjectUtils.serialize(object);

}

/**

* byte[]型转换Object

*

* @param key

* @return

*/

public static Object toObject(byte[] bytes) {

return ObjectUtils.unserialize(bytes);

}

}