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 | package com.szx.edu.utils.redisUtil;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.data.redis.core.ListOperations;
 import org.springframework.data.redis.core.RedisTemplate;
 import org.springframework.data.redis.core.SetOperations;
 import org.springframework.data.redis.core.ValueOperations;
 import org.springframework.stereotype.Service;
 
 import java.util.List;
 import java.util.Set;
 import java.util.concurrent.TimeUnit;
 
 
 
 
 
 @Service
 public class RedisServiceImpl implements RedisService {
 
 
 
 private final Logger log = LoggerFactory.getLogger(this.getClass());
 
 
 
 
 
 
 
 
 private static final String KEY_PREFIX_KEY = "info:bear:key";
 private static final String KEY_PREFIX_SET = "info:bear:set";
 private static final String KEY_PREFIX_LIST = "info:bear:list";
 
 
 private final RedisTemplate<String, String> redisTemplate;
 
 
 
 
 
 
 @Autowired
 public RedisServiceImpl(RedisTemplate<String, String> redisTemplate) {
 this.redisTemplate = redisTemplate;
 }
 
 
 
 
 
 
 
 
 
 
 @Override
 public boolean cacheValue(String k, String v, long time) {
 try {
 String key = KEY_PREFIX_KEY + k;
 ValueOperations<String, String> ops = redisTemplate.opsForValue();
 ops.set(key, v);
 if (time > 0) {
 redisTemplate.expire(key, time, TimeUnit.SECONDS);
 }
 return true;
 } catch (Throwable e) {
 log.error("缓存存入失败key:[{}] value:[{}]", k, v);
 }
 return false;
 }
 
 
 
 
 
 
 
 
 @Override
 public boolean cacheValue(String key, String value) {
 return cacheValue(key, value, -1);
 }
 
 
 
 
 
 
 
 
 @Override
 public boolean containsValueKey(String key) {
 return containsKey(KEY_PREFIX_KEY + key);
 }
 
 
 
 
 
 
 
 
 @Override
 public boolean containsSetKey(String key) {
 return containsKey(KEY_PREFIX_SET + key);
 }
 
 
 
 
 
 
 
 
 @Override
 public boolean containsListKey(String key) {
 return containsKey(KEY_PREFIX_LIST + key);
 }
 
 
 
 
 
 
 
 @Override
 public boolean containsKey(String key) {
 try {
 return redisTemplate.hasKey(key);
 } catch (Throwable e) {
 log.error("判断缓存存在失败key:[" + key + "],错误信息 Codeor[{}]", e);
 }
 return false;
 }
 
 
 
 
 
 
 
 
 @Override
 public String getValue(String key) {
 try {
 ValueOperations<String, String> ops = redisTemplate.opsForValue();
 return ops.get(KEY_PREFIX_KEY + key);
 } catch (Throwable e) {
 log.error("根据 key 获取缓存失败,当前key:[{}],失败原因 Codeor:[{}]", key, e);
 }
 return null;
 }
 
 
 
 
 
 
 
 
 
 
 @Override
 public boolean cacheSet(String k, String v, long time) {
 try {
 String key = KEY_PREFIX_SET + k;
 SetOperations<String, String> opsForSet = redisTemplate.opsForSet();
 opsForSet.add(key, v);
 if (time > 0) {
 redisTemplate.expire(key, time, TimeUnit.SECONDS);
 }
 return true;
 } catch (Throwable e) {
 log.error("缓存 set 失败 当前 key:[{}] 失败原因 [{}]", k, e);
 }
 return false;
 }
 
 
 
 
 
 
 
 
 
 @Override
 public boolean cacheSet(String key, String value) {
 return cacheSet(key, value, -1);
 }
 
 
 
 
 
 
 
 
 
 
 @Override
 public boolean cacheSet(String k, Set<String> v, long time) {
 try {
 String key = KEY_PREFIX_SET + k;
 SetOperations<String, String> opsForSet = redisTemplate.opsForSet();
 opsForSet.add(key, v.toArray(new String[v.size()]));
 if (time > 0){
 redisTemplate.expire(key,time,TimeUnit.SECONDS);
 }
 return true;
 } catch (Throwable e) {
 log.error("缓存 set 失败 当前 key:[{}],失败原因 [{}]", k, e);
 }
 return false;
 }
 
 
 
 
 
 
 
 
 @Override
 public boolean cacheSet(String k, Set<String> v) {
 return cacheSet(k,v,-1);
 }
 
 
 
 
 
 
 
 @Override
 public Set<String> getSet(String k) {
 try {
 String key = KEY_PREFIX_SET + k;
 SetOperations<String, String> opsForSet = redisTemplate.opsForSet();
 return opsForSet.members(key);
 }catch (Throwable e){
 log.error("获取缓存set失败 当前 key:[{}],失败原因 [{}]", k, e);
 }
 return null;
 }
 
 
 
 
 
 
 
 
 
 @Override
 public boolean cacheList(String k, String v, long time) {
 try {
 String key = KEY_PREFIX_LIST + k;
 ListOperations<String, String> opsForList = redisTemplate.opsForList();
 
 opsForList.rightPush(key,v);
 if (time > 0){
 redisTemplate.expire(key,time,TimeUnit.SECONDS);
 }
 return true;
 }catch (Throwable e){
 log.error("缓存list失败 当前 key:[{}],失败原因 [{}]", k, e);
 }
 return false;
 }
 
 
 
 
 
 
 
 
 @Override
 public boolean cacheList(String k, String v) {
 return cacheList(k,v,-1);
 }
 
 
 
 
 
 
 
 
 
 @Override
 public boolean cacheList(String k, List<String> v, long time) {
 try {
 String key = KEY_PREFIX_LIST + k;
 ListOperations<String, String> opsForList = redisTemplate.opsForList();
 opsForList.rightPushAll(key,v);
 if (time > 0){
 redisTemplate.expire(key,time,TimeUnit.SECONDS);
 }
 return true;
 }catch (Throwable e){
 log.error("缓存list失败 当前 key:[{}],失败原因 [{}]", k, e);
 }
 return false;
 }
 
 
 
 
 
 
 
 
 @Override
 public boolean cacheList(String k, List<String> v) {
 return cacheList(k,v,-1);
 }
 
 
 
 
 
 
 
 
 
 @Override
 public List<String> getList(String k, long start, long end) {
 try {
 String key = KEY_PREFIX_LIST + k;
 ListOperations<String, String> opsForList = redisTemplate.opsForList();
 return opsForList.range(key,start,end);
 }catch (Throwable e){
 log.error("获取list缓存失败 当前 key:[{}],失败原因 [{}]", k, e);
 }
 return null;
 }
 
 
 
 
 
 
 
 @Override
 public long getListSize(String key) {
 try {
 ListOperations<String, String> opsForList = redisTemplate.opsForList();
 return opsForList.size(KEY_PREFIX_LIST + key);
 }catch (Throwable e){
 log.error("获取list长度失败key[" + KEY_PREFIX_LIST + key + "], Codeor[" + e + "]");
 }
 return 0;
 }
 
 
 
 
 
 
 
 
 @Override
 public long getListSize(ListOperations<String, String> listOps, String k) {
 try {
 return listOps.size(k);
 }catch (Throwable e){
 log.error("获取list长度失败key[" + KEY_PREFIX_LIST + k + "], Codeor[" + e + "]");
 }
 return 0;
 }
 
 
 
 
 
 
 
 @Override
 public boolean removeOneOfList(String k) {
 try {
 String key = KEY_PREFIX_LIST + k;
 ListOperations<String, String> opsForList = redisTemplate.opsForList();
 opsForList.rightPop(key);
 return true;
 }catch (Throwable e){
 log.error("移除list缓存失败 key[" + KEY_PREFIX_LIST + k + "], Codeor[" + e + "]");
 }
 return false;
 }
 
 
 
 
 
 
 
 
 @Override
 public boolean removeValue(String key) {
 return remove(KEY_PREFIX_KEY + key);
 }
 
 
 
 
 
 
 
 
 @Override
 public boolean removeSet(String key) {
 return remove(KEY_PREFIX_SET + key);
 }
 
 
 
 
 
 
 
 
 @Override
 public boolean removeList(String key) {
 return remove(KEY_PREFIX_LIST + key);
 }
 
 
 
 
 
 
 
 
 private boolean remove(String key) {
 try {
 redisTemplate.delete(key);
 return true;
 } catch (Throwable e) {
 log.error("移除缓存失败 key:[{}] 失败原因 [{}]", key, e);
 }
 return false;
 }
 }
 
 |