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| | | package com.genersoft.iot.vmp.utils.redis;
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| | | import java.util.ArrayList;
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| | | import java.util.List;
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| | | import java.util.Map;
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| | | import java.util.Set;
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| | | import java.util.*;
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| | | import java.util.concurrent.TimeUnit;
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| | |
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| | | import com.alibaba.fastjson.JSONObject;
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| | | import org.springframework.beans.factory.annotation.Autowired;
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| | | import org.springframework.data.redis.core.RedisTemplate;
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| | | import org.springframework.data.redis.core.ZSetOperations;
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| | | import org.springframework.data.redis.core.*;
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| | | import org.springframework.stereotype.Component;
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| | | import org.springframework.util.CollectionUtils;
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| | |
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| | | /**
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| | | * @Description:Redis工具类
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| | | * @description:Redis工具类
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| | | * @author: swwheihei
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| | | * @date: 2020年5月6日 下午8:27:29
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| | | */
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| | | @Component
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| | | @SuppressWarnings(value = {"rawtypes", "unchecked"})
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| | | public class RedisUtil {
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| | |
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| | | @Autowired
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| | |
| | | * @param value
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| | | * @param score
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| | | */
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| | | public void zAdd(String key, String value, double score) {
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| | | public void zAdd(Object key, Object value, double score) {
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| | | redisTemplate.opsForZSet().add(key, value, score);
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| | | }
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| | |
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| | |
| | | * @param key
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| | | * @param value
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| | | */
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| | | public void zRemove(String key, String value) {
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| | | public void zRemove(Object key, Object value) {
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| | | redisTemplate.opsForZSet().remove(key, value);
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| | | }
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| | |
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| | |
| | | *
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| | | * @param key
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| | | * @param value
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| | | * @param score
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| | | * @param delta -1 表示减 1 表示加1
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| | | */
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| | | public Double zIncrScore(String key, String value, double score) {
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| | | return redisTemplate.opsForZSet().incrementScore(key, value, score);
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| | | public Double zIncrScore(Object key, Object value, double delta) {
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| | | return redisTemplate.opsForZSet().incrementScore(key, value, delta);
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| | | }
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| | |
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| | | /**
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| | |
| | | * @param value
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| | | * @return
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| | | */
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| | | public Double zScore(String key, String value) {
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| | | public Double zScore(Object key, Object value) {
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| | | return redisTemplate.opsForZSet().score(key, value);
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| | | }
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| | |
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| | |
| | | * @param value
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| | | * @return
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| | | */
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| | | public Long zRank(String key, String value) {
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| | | public Long zRank(Object key, Object value) {
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| | | return redisTemplate.opsForZSet().rank(key, value);
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| | | }
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| | |
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| | |
| | | * @param key
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| | | * @return
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| | | */
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| | | public Long zSize(String key) {
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| | | public Long zSize(Object key) {
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| | | return redisTemplate.opsForZSet().zCard(key);
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| | | }
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| | |
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| | |
| | | * @param end
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| | | * @return
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| | | */
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| | | public Set<String> ZRange(String key, int start, int end) {
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| | | public Set<Object> ZRange(Object key, int start, int end) {
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| | | return redisTemplate.opsForZSet().range(key, start, end);
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| | | }
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| | | /**
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| | |
| | | * @param end
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| | | * @return
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| | | */
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| | | public Set<ZSetOperations.TypedTuple<String>> zRangeWithScore(String key, int start, int end) {
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| | | public Set<ZSetOperations.TypedTuple<String>> zRangeWithScore(Object key, int start, int end) {
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| | | return redisTemplate.opsForZSet().rangeWithScores(key, start, end);
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| | | }
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| | | /**
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| | |
| | | * @param end
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| | | * @return
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| | | */
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| | | public Set<String> zRevRange(String key, int start, int end) {
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| | | public Set<String> zRevRange(Object key, int start, int end) {
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| | | return redisTemplate.opsForZSet().reverseRange(key, start, end);
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| | | }
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| | | /**
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| | |
| | | * @param max
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| | | * @return
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| | | */
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| | | public Set<String> zSortRange(String key, int min, int max) {
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| | | public Set<String> zSortRange(Object key, int min, int max) {
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| | | return redisTemplate.opsForZSet().rangeByScore(key, min, max);
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| | | }
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| | |
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| | |
| | | return 0;
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| | | }
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| | | }
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| | | |
| | |
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| | | /**
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| | | * 在键为 key 的 list中移除第一个元素
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| | | * @param key 键
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| | | * @return
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| | | */
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| | | public Object lLeftPop(String key) {
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| | | return redisTemplate.opsForList().leftPop(key);
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| | | }
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| | |
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| | | /**
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| | | * 在键为 key 的 list中移除、最后一个元素
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| | | * @param key 键
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| | | * @return
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| | | */
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| | | public Object lrightPop(String key) {
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| | | return redisTemplate.opsForList().rightPop(key);
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| | | }
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| | |
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| | | /**
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| | | * 模糊查询
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| | | * @param key 键
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| | |
| | | */
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| | | public List<Object> keys(String key) {
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| | | try {
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| | | Set<String> set = redisTemplate.keys(key);
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| | | Set<String> set = redisTemplate.keys(key);
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| | | return new ArrayList<>(set);
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| | | } catch (Exception e) {
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| | | e.printStackTrace();
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| | | return null;
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| | | }
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| | | }
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| | |
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| | |
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| | | /**
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| | | * 模糊查询
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| | | * @param query 查询参数
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| | | * @return
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| | | */
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| | | // public List<Object> scan(String query) {
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| | | // List<Object> result = new ArrayList<>();
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| | | // try {
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| | | // Cursor<Map.Entry<Object,Object>> cursor = redisTemplate.opsForHash().scan("field",
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| | | // ScanOptions.scanOptions().match(query).count(1000).build());
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| | | // while (cursor.hasNext()) {
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| | | // Map.Entry<Object,Object> entry = cursor.next();
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| | | // result.add(entry.getKey());
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| | | // Object key = entry.getKey();
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| | | // Object valueSet = entry.getValue();
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| | | // }
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| | | // //关闭cursor
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| | | // cursor.close();
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| | | // } catch (Exception e) {
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| | | // e.printStackTrace();
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| | | // }
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| | | // return result;
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| | | // }
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| | |
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| | | /**
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| | | * 模糊查询
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| | | * @param query 查询参数
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| | | * @return
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| | | */
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| | | public List<Object> scan(String query) {
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| | | Set<String> keys = (Set<String>) redisTemplate.execute((RedisCallback<Set<String>>) connection -> {
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| | | Set<String> keysTmp = new HashSet<>();
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| | | Cursor<byte[]> cursor = connection.scan(new ScanOptions.ScanOptionsBuilder().match(query).count(1000).build());
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| | | while (cursor.hasNext()) {
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| | | keysTmp.add(new String(cursor.next()));
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| | | }
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| | | return keysTmp;
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| | | });
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| | | // Set<String> keys = (Set<String>) redisTemplate.execute(new RedisCallback<Set<String>>(){
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| | | //
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| | | // @Override
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| | | // public Set<String> doInRedis(RedisConnection connection) throws DataAccessException {
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| | | // Set<String> keysTmp = new HashSet<>();
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| | | // Cursor<byte[]> cursor = connection.scan(new ScanOptions.ScanOptionsBuilder().match(query).count(1000).build());
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| | | // while (cursor.hasNext()) {
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| | | // keysTmp.add(new String(cursor.next()));
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| | | // }
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| | | // return keysTmp;
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| | | // }
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| | | // });
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| | |
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| | | return new ArrayList<>(keys);
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| | | }
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| | |
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| | | // ============================== 消息发送与订阅 ==============================
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| | | public void convertAndSend(String channel, JSONObject msg) {
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| | | // redisTemplate.convertAndSend(channel, msg);
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| | | redisTemplate.convertAndSend(channel, msg);
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| | |
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| | | }
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| | |
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| | | }
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