| | |
| | | package com.zy.asrs.wms.utils; |
| | | |
| | | import org.springframework.beans.factory.annotation.Autowired; |
| | | import org.springframework.data.redis.core.RedisTemplate; |
| | | import org.springframework.stereotype.Component; |
| | | import org.springframework.util.CollectionUtils; |
| | | |
| | | import java.util.HashMap; |
| | | import java.util.List; |
| | | import java.util.Map; |
| | | import java.util.Set; |
| | | import java.util.concurrent.TimeUnit; |
| | | |
| | | /** |
| | | * redisTemplate封装 |
| | | * |
| | | */ |
| | | @Component |
| | | public class RedisUtil { |
| | | |
| | | @Autowired |
| | | private RedisTemplate redisTemplate; |
| | | |
| | | public RedisTemplate getRedisTemplate() { |
| | | return redisTemplate; |
| | | } |
| | | |
| | | public RedisUtil(RedisTemplate redisTemplate) { |
| | | this.redisTemplate = redisTemplate; |
| | | } |
| | | |
| | | /** |
| | | * 指定缓存失效时间 |
| | | * |
| | | * @param key 键 |
| | | * @param time 时间(秒) |
| | | * @return |
| | | */ |
| | | public boolean expire(String key, long time) { |
| | | try { |
| | | if (time > 0) { |
| | | redisTemplate.expire(key, time, TimeUnit.SECONDS); |
| | | } |
| | | return true; |
| | | } catch (Exception e) { |
| | | e.printStackTrace(); |
| | | return false; |
| | | } |
| | | } |
| | | |
| | | /** |
| | | * 根据key 获取过期时间 |
| | | * |
| | | * @param key 键 不能为null |
| | | * @return 时间(秒) 返回0代表为永久有效 |
| | | */ |
| | | public long getExpire(String key) { |
| | | return redisTemplate.getExpire(key, TimeUnit.SECONDS); |
| | | } |
| | | |
| | | /** |
| | | * 判断key是否存在 |
| | | * |
| | | * @param key 键 |
| | | * @return true 存在 false不存在 |
| | | */ |
| | | public boolean hasKey(String key) { |
| | | try { |
| | | return redisTemplate.hasKey(key); |
| | | } catch (Exception e) { |
| | | e.printStackTrace(); |
| | | return false; |
| | | } |
| | | } |
| | | |
| | | /** |
| | | * 删除缓存 |
| | | * |
| | | * @param key 可以传一个值 或多个 |
| | | */ |
| | | @SuppressWarnings("unchecked") |
| | | public void del(String... key) { |
| | | if (key != null && key.length > 0) { |
| | | if (key.length == 1) { |
| | | redisTemplate.delete(key[0]); |
| | | } else { |
| | | redisTemplate.delete(CollectionUtils.arrayToList(key)); |
| | | } |
| | | } |
| | | } |
| | | |
| | | //============================ String ============================= |
| | | |
| | | /** |
| | | * 普通缓存获取 |
| | | * |
| | | * @param key 键 |
| | | * @return 值 |
| | | */ |
| | | public Object get(String key) { |
| | | return key == null ? null : redisTemplate.opsForValue().get(key); |
| | | } |
| | | |
| | | /** |
| | | * 获取全部数据 |
| | | * @return |
| | | */ |
| | | public HashMap<Object, Object> getRedis() { |
| | | Set<String> keys = redisTemplate.keys("*"); |
| | | HashMap<Object, Object> map = new HashMap<>(); |
| | | for (String key : keys) { |
| | | Object value = redisTemplate.opsForValue().get(key); |
| | | map.put(key, value); |
| | | } |
| | | |
| | | return map;//返回全部数据集合 |
| | | } |
| | | |
| | | /** |
| | | * 模糊查询数据 |
| | | */ |
| | | public HashMap<Object, Object> searchRedis(String data) { |
| | | Set<String> keys = redisTemplate.keys("*" + data + "*"); |
| | | HashMap<Object, Object> map = new HashMap<>(); |
| | | for (String key : keys) { |
| | | Object value = redisTemplate.opsForValue().get(key); |
| | | map.put(key, value); |
| | | } |
| | | return map; |
| | | } |
| | | |
| | | /** |
| | | * 模糊查询数据 |
| | | */ |
| | | public Set<String> searchRedisKeys(String data) { |
| | | Set<String> keys = redisTemplate.keys("*" + data + "*"); |
| | | return keys; |
| | | } |
| | | |
| | | /** |
| | | * 普通缓存放入 |
| | | * |
| | | * @param key 键 |
| | | * @param value 值 |
| | | * @return true成功 false失败 |
| | | */ |
| | | public boolean set(String key, Object value) { |
| | | try { |
| | | redisTemplate.opsForValue().set(key, value); |
| | | long start = System.currentTimeMillis(); |
| | | while (System.currentTimeMillis() - start < 10000) {//有效期10s |
| | | Object o = redisTemplate.opsForValue().get(key); |
| | | if (o == null) { |
| | | continue; |
| | | } |
| | | |
| | | if (o.equals(value)) { |
| | | break; |
| | | } |
| | | } |
| | | return true; |
| | | } catch (Exception e) { |
| | | e.printStackTrace(); |
| | | return false; |
| | | } |
| | | } |
| | | |
| | | /** |
| | | * 普通缓存放入-异步 |
| | | * |
| | | * @param key 键 |
| | | * @param value 值 |
| | | * @return true成功 false失败 |
| | | */ |
| | | public boolean setAsync(String key, Object value) { |
| | | try { |
| | | redisTemplate.opsForValue().set(key, value); |
| | | return true; |
| | | } catch (Exception e) { |
| | | e.printStackTrace(); |
| | | return false; |
| | | } |
| | | } |
| | | |
| | | /** |
| | | * 普通缓存放入并设置时间 |
| | | * |
| | | * @param key 键 |
| | | * @param value 值 |
| | | * @param time 时间(秒) time要大于0 如果time小于等于0 将设置无限期 |
| | | * @return true成功 false 失败 |
| | | */ |
| | | public boolean set(String key, Object value, long time) { |
| | | try { |
| | | if (time > 0) { |
| | | redisTemplate.opsForValue().set(key, value, time, TimeUnit.SECONDS); |
| | | } else { |
| | | set(key, value); |
| | | } |
| | | return true; |
| | | } catch (Exception e) { |
| | | e.printStackTrace(); |
| | | return false; |
| | | } |
| | | } |
| | | |
| | | /** |
| | | * 递增 |
| | | * |
| | | * @param key 键 |
| | | * @param delta 要增加几(大于0) |
| | | * @return |
| | | */ |
| | | public long incr(String key, long delta) { |
| | | if (delta < 0) { |
| | | throw new RuntimeException("递增因子必须大于0"); |
| | | } |
| | | return redisTemplate.opsForValue().increment(key, delta); |
| | | } |
| | | |
| | | /** |
| | | * 递减 |
| | | * |
| | | * @param key 键 |
| | | * @param delta 要减少几(小于0) |
| | | * @return |
| | | */ |
| | | public long decr(String key, long delta) { |
| | | if (delta < 0) { |
| | | throw new RuntimeException("递减因子必须大于0"); |
| | | } |
| | | return redisTemplate.opsForValue().increment(key, -delta); |
| | | } |
| | | |
| | | //================================ Hash ================================= |
| | | |
| | | /** |
| | | * HashGet |
| | | * |
| | | * @param key 键 不能为null |
| | | * @param item 项 不能为null |
| | | * @return 值 |
| | | */ |
| | | public Object hget(String key, String item) { |
| | | return redisTemplate.opsForHash().get(key, item); |
| | | } |
| | | |
| | | /** |
| | | * 获取hashKey对应的所有键值 |
| | | * |
| | | * @param key 键 |
| | | * @return 对应的多个键值 |
| | | */ |
| | | public Map<Object, Object> hmget(String key) { |
| | | return redisTemplate.opsForHash().entries(key); |
| | | } |
| | | |
| | | /** |
| | | * HashSet |
| | | * |
| | | * @param key 键 |
| | | * @param map 对应多个键值 |
| | | * @return true 成功 false 失败 |
| | | */ |
| | | public boolean hmset(String key, Map<String, Object> map) { |
| | | try { |
| | | redisTemplate.opsForHash().putAll(key, map); |
| | | return true; |
| | | } catch (Exception e) { |
| | | e.printStackTrace(); |
| | | return false; |
| | | } |
| | | } |
| | | |
| | | /** |
| | | * HashSet 并设置时间 |
| | | * |
| | | * @param key 键 |
| | | * @param map 对应多个键值 |
| | | * @param time 时间(秒) |
| | | * @return true成功 false失败 |
| | | */ |
| | | public boolean hmset(String key, Map<String, Object> map, long time) { |
| | | try { |
| | | redisTemplate.opsForHash().putAll(key, map); |
| | | if (time > 0) { |
| | | expire(key, time); |
| | | } |
| | | return true; |
| | | } catch (Exception e) { |
| | | e.printStackTrace(); |
| | | return false; |
| | | } |
| | | } |
| | | |
| | | /** |
| | | * 向一张hash表中放入数据,如果不存在将创建 |
| | | * |
| | | * @param key 键 |
| | | * @param item 项 |
| | | * @param value 值 |
| | | * @return true 成功 false失败 |
| | | */ |
| | | public boolean hset(String key, String item, Object value) { |
| | | try { |
| | | redisTemplate.opsForHash().put(key, item, value); |
| | | return true; |
| | | } catch (Exception e) { |
| | | e.printStackTrace(); |
| | | return false; |
| | | } |
| | | } |
| | | |
| | | /** |
| | | * 向一张hash表中放入数据,如果不存在将创建 |
| | | * |
| | | * @param key 键 |
| | | * @param item 项 |
| | | * @param value 值 |
| | | * @param time 时间(秒) 注意:如果已存在的hash表有时间,这里将会替换原有的时间 |
| | | * @return true 成功 false失败 |
| | | */ |
| | | public boolean hset(String key, String item, Object value, long time) { |
| | | try { |
| | | redisTemplate.opsForHash().put(key, item, value); |
| | | if (time > 0) { |
| | | expire(key, time); |
| | | } |
| | | return true; |
| | | } catch (Exception e) { |
| | | e.printStackTrace(); |
| | | return false; |
| | | } |
| | | } |
| | | |
| | | /** |
| | | * 删除hash表中的值 |
| | | * |
| | | * @param key 键 不能为null |
| | | * @param item 项 可以使多个 不能为null |
| | | */ |
| | | public void hdel(String key, Object... item) { |
| | | redisTemplate.opsForHash().delete(key, item); |
| | | } |
| | | |
| | | /** |
| | | * 判断hash表中是否有该项的值 |
| | | * |
| | | * @param key 键 不能为null |
| | | * @param item 项 不能为null |
| | | * @return true 存在 false不存在 |
| | | */ |
| | | public boolean hHasKey(String key, String item) { |
| | | return redisTemplate.opsForHash().hasKey(key, item); |
| | | } |
| | | |
| | | /** |
| | | * hash递增 如果不存在,就会创建一个 并把新增后的值返回 |
| | | * |
| | | * @param key 键 |
| | | * @param item 项 |
| | | * @param by 要增加几(大于0) |
| | | * @return |
| | | */ |
| | | public double hincr(String key, String item, double by) { |
| | | return redisTemplate.opsForHash().increment(key, item, by); |
| | | } |
| | | |
| | | /** |
| | | * hash递减 |
| | | * |
| | | * @param key 键 |
| | | * @param item 项 |
| | | * @param by 要减少记(小于0) |
| | | * @return |
| | | */ |
| | | public double hdecr(String key, String item, double by) { |
| | | return redisTemplate.opsForHash().increment(key, item, -by); |
| | | } |
| | | |
| | | //============================ set ============================= |
| | | |
| | | /** |
| | | * 根据key获取Set中的所有值 |
| | | * |
| | | * @param key 键 |
| | | * @return |
| | | */ |
| | | public Set<Object> sGet(String key) { |
| | | try { |
| | | return redisTemplate.opsForSet().members(key); |
| | | } catch (Exception e) { |
| | | e.printStackTrace(); |
| | | return null; |
| | | } |
| | | } |
| | | |
| | | /** |
| | | * 根据value从一个set中查询,是否存在 |
| | | * |
| | | * @param key 键 |
| | | * @param value 值 |
| | | * @return true 存在 false不存在 |
| | | */ |
| | | public boolean sHasKey(String key, Object value) { |
| | | try { |
| | | return redisTemplate.opsForSet().isMember(key, value); |
| | | } catch (Exception e) { |
| | | e.printStackTrace(); |
| | | return false; |
| | | } |
| | | } |
| | | |
| | | /** |
| | | * 将数据放入set缓存 |
| | | * |
| | | * @param key 键 |
| | | * @param values 值 可以是多个 |
| | | * @return 成功个数 |
| | | */ |
| | | public long sSet(String key, Object... values) { |
| | | try { |
| | | return redisTemplate.opsForSet().add(key, values); |
| | | } catch (Exception e) { |
| | | e.printStackTrace(); |
| | | return 0; |
| | | } |
| | | } |
| | | |
| | | /** |
| | | * 将set数据放入缓存 |
| | | * |
| | | * @param key 键 |
| | | * @param time 时间(秒) |
| | | * @param values 值 可以是多个 |
| | | * @return 成功个数 |
| | | */ |
| | | public long sSetAndTime(String key, long time, Object... values) { |
| | | try { |
| | | Long count = redisTemplate.opsForSet().add(key, values); |
| | | if (time > 0) { |
| | | expire(key, time); |
| | | } |
| | | return count; |
| | | } catch (Exception e) { |
| | | e.printStackTrace(); |
| | | return 0; |
| | | } |
| | | } |
| | | |
| | | /** |
| | | * 获取set缓存的长度 |
| | | * |
| | | * @param key 键 |
| | | * @return |
| | | */ |
| | | public long sGetSetSize(String key) { |
| | | try { |
| | | return redisTemplate.opsForSet().size(key); |
| | | } catch (Exception e) { |
| | | e.printStackTrace(); |
| | | return 0; |
| | | } |
| | | } |
| | | |
| | | /** |
| | | * 移除值为value的 |
| | | * |
| | | * @param key 键 |
| | | * @param values 值 可以是多个 |
| | | * @return 移除的个数 |
| | | */ |
| | | public long setRemove(String key, Object... values) { |
| | | try { |
| | | Long count = redisTemplate.opsForSet().remove(key, values); |
| | | return count; |
| | | } catch (Exception e) { |
| | | e.printStackTrace(); |
| | | return 0; |
| | | } |
| | | } |
| | | //===============================list================================= |
| | | |
| | | /** |
| | | * 获取list缓存的内容 |
| | | * |
| | | * @param key 键 |
| | | * @param start 开始 |
| | | * @param end 结束 0 到 -1代表所有值 |
| | | * @return |
| | | */ |
| | | public List<Object> lGet(String key, long start, long end) { |
| | | try { |
| | | return redisTemplate.opsForList().range(key, start, end); |
| | | } catch (Exception e) { |
| | | e.printStackTrace(); |
| | | return null; |
| | | } |
| | | } |
| | | |
| | | /** |
| | | * 获取list缓存的长度 |
| | | * |
| | | * @param key 键 |
| | | * @return |
| | | */ |
| | | public long lGetListSize(String key) { |
| | | try { |
| | | return redisTemplate.opsForList().size(key); |
| | | } catch (Exception e) { |
| | | e.printStackTrace(); |
| | | return 0; |
| | | } |
| | | } |
| | | |
| | | /** |
| | | * 通过索引 获取list中的值 |
| | | * |
| | | * @param key 键 |
| | | * @param index 索引 index>=0时, 0 表头,1 第二个元素,依次类推;index<0时,-1,表尾,-2倒数第二个元素,依次类推 |
| | | * @return |
| | | */ |
| | | public Object lGetIndex(String key, long index) { |
| | | try { |
| | | return redisTemplate.opsForList().index(key, index); |
| | | } catch (Exception e) { |
| | | e.printStackTrace(); |
| | | return null; |
| | | } |
| | | } |
| | | |
| | | /** |
| | | * 将list放入缓存 |
| | | * |
| | | * @param key 键 |
| | | * @param value 值 |
| | | * @return |
| | | */ |
| | | public boolean lSet(String key, Object value) { |
| | | try { |
| | | redisTemplate.opsForList().rightPush(key, value); |
| | | return true; |
| | | } catch (Exception e) { |
| | | e.printStackTrace(); |
| | | return false; |
| | | } |
| | | } |
| | | |
| | | /** |
| | | * 将list放入缓存 |
| | | * |
| | | * @param key 键 |
| | | * @param value 值 |
| | | * @param time 时间(秒) |
| | | * @return |
| | | */ |
| | | public boolean lSet(String key, Object value, long time) { |
| | | try { |
| | | redisTemplate.opsForList().rightPush(key, value); |
| | | if (time > 0) { |
| | | expire(key, time); |
| | | } |
| | | return true; |
| | | } catch (Exception e) { |
| | | e.printStackTrace(); |
| | | return false; |
| | | } |
| | | } |
| | | |
| | | /** |
| | | * 将list放入缓存 |
| | | * |
| | | * @param key 键 |
| | | * @param value 值 |
| | | * @return |
| | | */ |
| | | public boolean lSet(String key, List<Object> value) { |
| | | try { |
| | | redisTemplate.opsForList().rightPushAll(key, value); |
| | | return true; |
| | | } catch (Exception e) { |
| | | e.printStackTrace(); |
| | | return false; |
| | | } |
| | | } |
| | | |
| | | /** |
| | | * 将list放入缓存 |
| | | * |
| | | * @param key 键 |
| | | * @param value 值 |
| | | * @param time 时间(秒) |
| | | * @return |
| | | */ |
| | | public boolean lSet(String key, List<Object> value, long time) { |
| | | try { |
| | | redisTemplate.opsForList().rightPushAll(key, value); |
| | | if (time > 0) { |
| | | expire(key, time); |
| | | } |
| | | return true; |
| | | } catch (Exception e) { |
| | | e.printStackTrace(); |
| | | return false; |
| | | } |
| | | } |
| | | |
| | | /** |
| | | * 根据索引修改list中的某条数据 |
| | | * |
| | | * @param key 键 |
| | | * @param index 索引 |
| | | * @param value 值 |
| | | * @return |
| | | */ |
| | | public boolean lUpdateIndex(String key, long index, Object value) { |
| | | try { |
| | | redisTemplate.opsForList().set(key, index, value); |
| | | return true; |
| | | } catch (Exception e) { |
| | | e.printStackTrace(); |
| | | return false; |
| | | } |
| | | } |
| | | |
| | | /** |
| | | * 移除N个值为value |
| | | * |
| | | * @param key 键 |
| | | * @param count 移除多少个 |
| | | * @param value 值 |
| | | * @return 移除的个数 |
| | | */ |
| | | public long lRemove(String key, long count, Object value) { |
| | | try { |
| | | Long remove = redisTemplate.opsForList().remove(key, count, value); |
| | | return remove; |
| | | } catch (Exception e) { |
| | | e.printStackTrace(); |
| | | return 0; |
| | | } |
| | | } |
| | | |
| | | /** |
| | | * 模糊查询获取key值 |
| | | * |
| | | * @param pattern |
| | | * @return |
| | | */ |
| | | public Set keys(String pattern) { |
| | | return redisTemplate.keys(pattern); |
| | | } |
| | | |
| | | /** |
| | | * 使用Redis的消息队列 |
| | | * |
| | | * @param channel |
| | | * @param message 消息内容 |
| | | */ |
| | | public void convertAndSend(String channel, Object message) { |
| | | redisTemplate.convertAndSend(channel, message); |
| | | } |
| | | |
| | | |
| | | } |
| | | |
| | | package com.zy.asrs.wms.utils;
|
| | |
|
| | | import org.springframework.beans.factory.annotation.Autowired;
|
| | | import org.springframework.data.redis.core.RedisTemplate;
|
| | | import org.springframework.stereotype.Component;
|
| | | import org.springframework.util.CollectionUtils;
|
| | |
|
| | | import java.util.HashMap;
|
| | | import java.util.List;
|
| | | import java.util.Map;
|
| | | import java.util.Set;
|
| | | import java.util.concurrent.TimeUnit;
|
| | |
|
| | | /**
|
| | | * redisTemplate封装
|
| | | *
|
| | | */
|
| | | @Component
|
| | | public class RedisUtil {
|
| | |
|
| | | @Autowired
|
| | | private RedisTemplate redisTemplate;
|
| | |
|
| | | public RedisTemplate getRedisTemplate() {
|
| | | return redisTemplate;
|
| | | }
|
| | |
|
| | | public RedisUtil(RedisTemplate redisTemplate) {
|
| | | this.redisTemplate = redisTemplate;
|
| | | }
|
| | |
|
| | | /**
|
| | | * 指定缓存失效时间
|
| | | *
|
| | | * @param key 键
|
| | | * @param time 时间(秒)
|
| | | * @return
|
| | | */
|
| | | public boolean expire(String key, long time) {
|
| | | try {
|
| | | if (time > 0) {
|
| | | redisTemplate.expire(key, time, TimeUnit.SECONDS);
|
| | | }
|
| | | return true;
|
| | | } catch (Exception e) {
|
| | | e.printStackTrace();
|
| | | return false;
|
| | | }
|
| | | }
|
| | |
|
| | | /**
|
| | | * 根据key 获取过期时间
|
| | | *
|
| | | * @param key 键 不能为null
|
| | | * @return 时间(秒) 返回0代表为永久有效
|
| | | */
|
| | | public long getExpire(String key) {
|
| | | return redisTemplate.getExpire(key, TimeUnit.SECONDS);
|
| | | }
|
| | |
|
| | | /**
|
| | | * 判断key是否存在
|
| | | *
|
| | | * @param key 键
|
| | | * @return true 存在 false不存在
|
| | | */
|
| | | public boolean hasKey(String key) {
|
| | | try {
|
| | | return redisTemplate.hasKey(key);
|
| | | } catch (Exception e) {
|
| | | e.printStackTrace();
|
| | | return false;
|
| | | }
|
| | | }
|
| | |
|
| | | /**
|
| | | * 删除缓存
|
| | | *
|
| | | * @param key 可以传一个值 或多个
|
| | | */
|
| | | @SuppressWarnings("unchecked")
|
| | | public void del(String... key) {
|
| | | if (key != null && key.length > 0) {
|
| | | if (key.length == 1) {
|
| | | redisTemplate.delete(key[0]);
|
| | | } else {
|
| | | redisTemplate.delete(CollectionUtils.arrayToList(key));
|
| | | }
|
| | | }
|
| | | }
|
| | |
|
| | | //============================ String =============================
|
| | |
|
| | | /**
|
| | | * 普通缓存获取
|
| | | *
|
| | | * @param key 键
|
| | | * @return 值
|
| | | */
|
| | | public Object get(String key) {
|
| | | return key == null ? null : redisTemplate.opsForValue().get(key);
|
| | | }
|
| | |
|
| | | /**
|
| | | * 获取全部数据
|
| | | * @return
|
| | | */
|
| | | public HashMap<Object, Object> getRedis() {
|
| | | Set<String> keys = redisTemplate.keys("*");
|
| | | HashMap<Object, Object> map = new HashMap<>();
|
| | | for (String key : keys) {
|
| | | Object value = redisTemplate.opsForValue().get(key);
|
| | | map.put(key, value);
|
| | | }
|
| | |
|
| | | return map;//返回全部数据集合
|
| | | }
|
| | |
|
| | | /**
|
| | | * 模糊查询数据
|
| | | */
|
| | | public HashMap<Object, Object> searchRedis(String data) {
|
| | | Set<String> keys = redisTemplate.keys("*" + data + "*");
|
| | | HashMap<Object, Object> map = new HashMap<>();
|
| | | for (String key : keys) {
|
| | | Object value = redisTemplate.opsForValue().get(key);
|
| | | map.put(key, value);
|
| | | }
|
| | | return map;
|
| | | }
|
| | |
|
| | | /**
|
| | | * 模糊查询数据
|
| | | */
|
| | | public Set<String> searchRedisKeys(String data) {
|
| | | Set<String> keys = redisTemplate.keys("*" + data + "*");
|
| | | return keys;
|
| | | }
|
| | |
|
| | | /**
|
| | | * 普通缓存放入
|
| | | *
|
| | | * @param key 键
|
| | | * @param value 值
|
| | | * @return true成功 false失败
|
| | | */
|
| | | public boolean set(String key, Object value) {
|
| | | try {
|
| | | redisTemplate.opsForValue().set(key, value);
|
| | | long start = System.currentTimeMillis();
|
| | | while (System.currentTimeMillis() - start < 10000) {//有效期10s
|
| | | Object o = redisTemplate.opsForValue().get(key);
|
| | | if (o == null) {
|
| | | continue;
|
| | | }
|
| | |
|
| | | if (o.equals(value)) {
|
| | | break;
|
| | | }
|
| | | }
|
| | | return true;
|
| | | } catch (Exception e) {
|
| | | e.printStackTrace();
|
| | | return false;
|
| | | }
|
| | | }
|
| | |
|
| | | /**
|
| | | * 普通缓存放入-异步
|
| | | *
|
| | | * @param key 键
|
| | | * @param value 值
|
| | | * @return true成功 false失败
|
| | | */
|
| | | public boolean setAsync(String key, Object value) {
|
| | | try {
|
| | | redisTemplate.opsForValue().set(key, value);
|
| | | return true;
|
| | | } catch (Exception e) {
|
| | | e.printStackTrace();
|
| | | return false;
|
| | | }
|
| | | }
|
| | |
|
| | | /**
|
| | | * 普通缓存放入并设置时间
|
| | | *
|
| | | * @param key 键
|
| | | * @param value 值
|
| | | * @param time 时间(秒) time要大于0 如果time小于等于0 将设置无限期
|
| | | * @return true成功 false 失败
|
| | | */
|
| | | public boolean set(String key, Object value, long time) {
|
| | | try {
|
| | | if (time > 0) {
|
| | | redisTemplate.opsForValue().set(key, value, time, TimeUnit.SECONDS);
|
| | | } else {
|
| | | set(key, value);
|
| | | }
|
| | | return true;
|
| | | } catch (Exception e) {
|
| | | e.printStackTrace();
|
| | | return false;
|
| | | }
|
| | | }
|
| | |
|
| | | /**
|
| | | * 递增
|
| | | *
|
| | | * @param key 键
|
| | | * @param delta 要增加几(大于0)
|
| | | * @return
|
| | | */
|
| | | public long incr(String key, long delta) {
|
| | | if (delta < 0) {
|
| | | throw new RuntimeException("递增因子必须大于0");
|
| | | }
|
| | | return redisTemplate.opsForValue().increment(key, delta);
|
| | | }
|
| | |
|
| | | /**
|
| | | * 递减
|
| | | *
|
| | | * @param key 键
|
| | | * @param delta 要减少几(小于0)
|
| | | * @return
|
| | | */
|
| | | public long decr(String key, long delta) {
|
| | | if (delta < 0) {
|
| | | throw new RuntimeException("递减因子必须大于0");
|
| | | }
|
| | | return redisTemplate.opsForValue().increment(key, -delta);
|
| | | }
|
| | |
|
| | | //================================ Hash =================================
|
| | |
|
| | | /**
|
| | | * HashGet
|
| | | *
|
| | | * @param key 键 不能为null
|
| | | * @param item 项 不能为null
|
| | | * @return 值
|
| | | */
|
| | | public Object hget(String key, String item) {
|
| | | return redisTemplate.opsForHash().get(key, item);
|
| | | }
|
| | |
|
| | | /**
|
| | | * 获取hashKey对应的所有键值
|
| | | *
|
| | | * @param key 键
|
| | | * @return 对应的多个键值
|
| | | */
|
| | | public Map<Object, Object> hmget(String key) {
|
| | | return redisTemplate.opsForHash().entries(key);
|
| | | }
|
| | |
|
| | | /**
|
| | | * HashSet
|
| | | *
|
| | | * @param key 键
|
| | | * @param map 对应多个键值
|
| | | * @return true 成功 false 失败
|
| | | */
|
| | | public boolean hmset(String key, Map<String, Object> map) {
|
| | | try {
|
| | | redisTemplate.opsForHash().putAll(key, map);
|
| | | return true;
|
| | | } catch (Exception e) {
|
| | | e.printStackTrace();
|
| | | return false;
|
| | | }
|
| | | }
|
| | |
|
| | | /**
|
| | | * HashSet 并设置时间
|
| | | *
|
| | | * @param key 键
|
| | | * @param map 对应多个键值
|
| | | * @param time 时间(秒)
|
| | | * @return true成功 false失败
|
| | | */
|
| | | public boolean hmset(String key, Map<String, Object> map, long time) {
|
| | | try {
|
| | | redisTemplate.opsForHash().putAll(key, map);
|
| | | if (time > 0) {
|
| | | expire(key, time);
|
| | | }
|
| | | return true;
|
| | | } catch (Exception e) {
|
| | | e.printStackTrace();
|
| | | return false;
|
| | | }
|
| | | }
|
| | |
|
| | | /**
|
| | | * 向一张hash表中放入数据,如果不存在将创建
|
| | | *
|
| | | * @param key 键
|
| | | * @param item 项
|
| | | * @param value 值
|
| | | * @return true 成功 false失败
|
| | | */
|
| | | public boolean hset(String key, String item, Object value) {
|
| | | try {
|
| | | redisTemplate.opsForHash().put(key, item, value);
|
| | | return true;
|
| | | } catch (Exception e) {
|
| | | e.printStackTrace();
|
| | | return false;
|
| | | }
|
| | | }
|
| | |
|
| | | /**
|
| | | * 向一张hash表中放入数据,如果不存在将创建
|
| | | *
|
| | | * @param key 键
|
| | | * @param item 项
|
| | | * @param value 值
|
| | | * @param time 时间(秒) 注意:如果已存在的hash表有时间,这里将会替换原有的时间
|
| | | * @return true 成功 false失败
|
| | | */
|
| | | public boolean hset(String key, String item, Object value, long time) {
|
| | | try {
|
| | | redisTemplate.opsForHash().put(key, item, value);
|
| | | if (time > 0) {
|
| | | expire(key, time);
|
| | | }
|
| | | return true;
|
| | | } catch (Exception e) {
|
| | | e.printStackTrace();
|
| | | return false;
|
| | | }
|
| | | }
|
| | |
|
| | | /**
|
| | | * 删除hash表中的值
|
| | | *
|
| | | * @param key 键 不能为null
|
| | | * @param item 项 可以使多个 不能为null
|
| | | */
|
| | | public void hdel(String key, Object... item) {
|
| | | redisTemplate.opsForHash().delete(key, item);
|
| | | }
|
| | |
|
| | | /**
|
| | | * 判断hash表中是否有该项的值
|
| | | *
|
| | | * @param key 键 不能为null
|
| | | * @param item 项 不能为null
|
| | | * @return true 存在 false不存在
|
| | | */
|
| | | public boolean hHasKey(String key, String item) {
|
| | | return redisTemplate.opsForHash().hasKey(key, item);
|
| | | }
|
| | |
|
| | | /**
|
| | | * hash递增 如果不存在,就会创建一个 并把新增后的值返回
|
| | | *
|
| | | * @param key 键
|
| | | * @param item 项
|
| | | * @param by 要增加几(大于0)
|
| | | * @return
|
| | | */
|
| | | public double hincr(String key, String item, double by) {
|
| | | return redisTemplate.opsForHash().increment(key, item, by);
|
| | | }
|
| | |
|
| | | /**
|
| | | * hash递减
|
| | | *
|
| | | * @param key 键
|
| | | * @param item 项
|
| | | * @param by 要减少记(小于0)
|
| | | * @return
|
| | | */
|
| | | public double hdecr(String key, String item, double by) {
|
| | | return redisTemplate.opsForHash().increment(key, item, -by);
|
| | | }
|
| | |
|
| | | //============================ set =============================
|
| | |
|
| | | /**
|
| | | * 根据key获取Set中的所有值
|
| | | *
|
| | | * @param key 键
|
| | | * @return
|
| | | */
|
| | | public Set<Object> sGet(String key) {
|
| | | try {
|
| | | return redisTemplate.opsForSet().members(key);
|
| | | } catch (Exception e) {
|
| | | e.printStackTrace();
|
| | | return null;
|
| | | }
|
| | | }
|
| | |
|
| | | /**
|
| | | * 根据value从一个set中查询,是否存在
|
| | | *
|
| | | * @param key 键
|
| | | * @param value 值
|
| | | * @return true 存在 false不存在
|
| | | */
|
| | | public boolean sHasKey(String key, Object value) {
|
| | | try {
|
| | | return redisTemplate.opsForSet().isMember(key, value);
|
| | | } catch (Exception e) {
|
| | | e.printStackTrace();
|
| | | return false;
|
| | | }
|
| | | }
|
| | |
|
| | | /**
|
| | | * 将数据放入set缓存
|
| | | *
|
| | | * @param key 键
|
| | | * @param values 值 可以是多个
|
| | | * @return 成功个数
|
| | | */
|
| | | public long sSet(String key, Object... values) {
|
| | | try {
|
| | | return redisTemplate.opsForSet().add(key, values);
|
| | | } catch (Exception e) {
|
| | | e.printStackTrace();
|
| | | return 0;
|
| | | }
|
| | | }
|
| | |
|
| | | /**
|
| | | * 将set数据放入缓存
|
| | | *
|
| | | * @param key 键
|
| | | * @param time 时间(秒)
|
| | | * @param values 值 可以是多个
|
| | | * @return 成功个数
|
| | | */
|
| | | public long sSetAndTime(String key, long time, Object... values) {
|
| | | try {
|
| | | Long count = redisTemplate.opsForSet().add(key, values);
|
| | | if (time > 0) {
|
| | | expire(key, time);
|
| | | }
|
| | | return count;
|
| | | } catch (Exception e) {
|
| | | e.printStackTrace();
|
| | | return 0;
|
| | | }
|
| | | }
|
| | |
|
| | | /**
|
| | | * 获取set缓存的长度
|
| | | *
|
| | | * @param key 键
|
| | | * @return
|
| | | */
|
| | | public long sGetSetSize(String key) {
|
| | | try {
|
| | | return redisTemplate.opsForSet().size(key);
|
| | | } catch (Exception e) {
|
| | | e.printStackTrace();
|
| | | return 0;
|
| | | }
|
| | | }
|
| | |
|
| | | /**
|
| | | * 移除值为value的
|
| | | *
|
| | | * @param key 键
|
| | | * @param values 值 可以是多个
|
| | | * @return 移除的个数
|
| | | */
|
| | | public long setRemove(String key, Object... values) {
|
| | | try {
|
| | | Long count = redisTemplate.opsForSet().remove(key, values);
|
| | | return count;
|
| | | } catch (Exception e) {
|
| | | e.printStackTrace();
|
| | | return 0;
|
| | | }
|
| | | }
|
| | | //===============================list=================================
|
| | |
|
| | | /**
|
| | | * 获取list缓存的内容
|
| | | *
|
| | | * @param key 键
|
| | | * @param start 开始
|
| | | * @param end 结束 0 到 -1代表所有值
|
| | | * @return
|
| | | */
|
| | | public List<Object> lGet(String key, long start, long end) {
|
| | | try {
|
| | | return redisTemplate.opsForList().range(key, start, end);
|
| | | } catch (Exception e) {
|
| | | e.printStackTrace();
|
| | | return null;
|
| | | }
|
| | | }
|
| | |
|
| | | /**
|
| | | * 获取list缓存的长度
|
| | | *
|
| | | * @param key 键
|
| | | * @return
|
| | | */
|
| | | public long lGetListSize(String key) {
|
| | | try {
|
| | | return redisTemplate.opsForList().size(key);
|
| | | } catch (Exception e) {
|
| | | e.printStackTrace();
|
| | | return 0;
|
| | | }
|
| | | }
|
| | |
|
| | | /**
|
| | | * 通过索引 获取list中的值
|
| | | *
|
| | | * @param key 键
|
| | | * @param index 索引 index>=0时, 0 表头,1 第二个元素,依次类推;index<0时,-1,表尾,-2倒数第二个元素,依次类推
|
| | | * @return
|
| | | */
|
| | | public Object lGetIndex(String key, long index) {
|
| | | try {
|
| | | return redisTemplate.opsForList().index(key, index);
|
| | | } catch (Exception e) {
|
| | | e.printStackTrace();
|
| | | return null;
|
| | | }
|
| | | }
|
| | |
|
| | | /**
|
| | | * 将list放入缓存
|
| | | *
|
| | | * @param key 键
|
| | | * @param value 值
|
| | | * @return
|
| | | */
|
| | | public boolean lSet(String key, Object value) {
|
| | | try {
|
| | | redisTemplate.opsForList().rightPush(key, value);
|
| | | return true;
|
| | | } catch (Exception e) {
|
| | | e.printStackTrace();
|
| | | return false;
|
| | | }
|
| | | }
|
| | |
|
| | | /**
|
| | | * 将list放入缓存
|
| | | *
|
| | | * @param key 键
|
| | | * @param value 值
|
| | | * @param time 时间(秒)
|
| | | * @return
|
| | | */
|
| | | public boolean lSet(String key, Object value, long time) {
|
| | | try {
|
| | | redisTemplate.opsForList().rightPush(key, value);
|
| | | if (time > 0) {
|
| | | expire(key, time);
|
| | | }
|
| | | return true;
|
| | | } catch (Exception e) {
|
| | | e.printStackTrace();
|
| | | return false;
|
| | | }
|
| | | }
|
| | |
|
| | | /**
|
| | | * 将list放入缓存
|
| | | *
|
| | | * @param key 键
|
| | | * @param value 值
|
| | | * @return
|
| | | */
|
| | | public boolean lSet(String key, List<Object> value) {
|
| | | try {
|
| | | redisTemplate.opsForList().rightPushAll(key, value);
|
| | | return true;
|
| | | } catch (Exception e) {
|
| | | e.printStackTrace();
|
| | | return false;
|
| | | }
|
| | | }
|
| | |
|
| | | /**
|
| | | * 将list放入缓存
|
| | | *
|
| | | * @param key 键
|
| | | * @param value 值
|
| | | * @param time 时间(秒)
|
| | | * @return
|
| | | */
|
| | | public boolean lSet(String key, List<Object> value, long time) {
|
| | | try {
|
| | | redisTemplate.opsForList().rightPushAll(key, value);
|
| | | if (time > 0) {
|
| | | expire(key, time);
|
| | | }
|
| | | return true;
|
| | | } catch (Exception e) {
|
| | | e.printStackTrace();
|
| | | return false;
|
| | | }
|
| | | }
|
| | |
|
| | | /**
|
| | | * 根据索引修改list中的某条数据
|
| | | *
|
| | | * @param key 键
|
| | | * @param index 索引
|
| | | * @param value 值
|
| | | * @return
|
| | | */
|
| | | public boolean lUpdateIndex(String key, long index, Object value) {
|
| | | try {
|
| | | redisTemplate.opsForList().set(key, index, value);
|
| | | return true;
|
| | | } catch (Exception e) {
|
| | | e.printStackTrace();
|
| | | return false;
|
| | | }
|
| | | }
|
| | |
|
| | | /**
|
| | | * 移除N个值为value
|
| | | *
|
| | | * @param key 键
|
| | | * @param count 移除多少个
|
| | | * @param value 值
|
| | | * @return 移除的个数
|
| | | */
|
| | | public long lRemove(String key, long count, Object value) {
|
| | | try {
|
| | | Long remove = redisTemplate.opsForList().remove(key, count, value);
|
| | | return remove;
|
| | | } catch (Exception e) {
|
| | | e.printStackTrace();
|
| | | return 0;
|
| | | }
|
| | | }
|
| | |
|
| | | /**
|
| | | * 模糊查询获取key值
|
| | | *
|
| | | * @param pattern
|
| | | * @return
|
| | | */
|
| | | public Set keys(String pattern) {
|
| | | return redisTemplate.keys(pattern);
|
| | | }
|
| | |
|
| | | /**
|
| | | * 使用Redis的消息队列
|
| | | *
|
| | | * @param channel
|
| | | * @param message 消息内容
|
| | | */
|
| | | public void convertAndSend(String channel, Object message) {
|
| | | redisTemplate.convertAndSend(channel, message);
|
| | | }
|
| | |
|
| | |
|
| | | }
|
| | |
|