Java Code Examples for redis.clients.jedis.Jedis#zrange()
The following examples show how to use
redis.clients.jedis.Jedis#zrange() .
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Example 1
Source File: JedisBlockingQueueStore.java From vscrawler with Apache License 2.0 | 6 votes |
@Override public ResourceItem poll(String queueID) { Jedis jedis = jedisPool.getResource(); try { Set<String> zrange = jedis.zrange(makePoolQueueKey(queueID), 0, 1); if (zrange.size() == 0) { return null; } String key = zrange.iterator().next(); String data = jedis.hget(makeDataKey(queueID), key); if (StringUtils.isBlank(data)) { VSCrawlerMonitor.recordOne(queueID + "_find_meta_data_failed"); return null; } return JSONObject.toJavaObject(JSON.parseObject(data), ResourceItem.class); } finally { IOUtils.closeQuietly(jedis); } }
Example 2
Source File: JedisBlockingQueueStore.java From vscrawler with Apache License 2.0 | 6 votes |
@Override public Set<String> notExisted(String queueID, Set<String> resourceItemKeys) { if (!lockQueue(queueID)) { return Collections.emptySet(); } Jedis jedis = jedisPool.getResource(); try { final Set<String> keys = jedis.zrange(makePoolQueueKey(queueID), 0, -1); return Sets.filter(resourceItemKeys, new Predicate<String>() { @Override public boolean apply(String input) { return !keys.contains(input); } }); } finally { IOUtils.closeQuietly(jedis); unLockQueue(queueID); } }
Example 3
Source File: KarmaDB.java From VileBot with MIT License | 6 votes |
/** * Get nouns from a karma rank, starting with the lowest ranks. * * @param lower The lower rank to get the nouns of. * @param upper The upper rank to get the nouns of. * @return String The noun iff the rank exists, else null. */ public static Set<String> getRevRankNouns( long lower, long upper ) { Set<String> nouns; Jedis jedis = pool.getResource(); try { nouns = jedis.zrange( keyOfKarmaSortedSet, lower, upper ); } finally { pool.returnResource( jedis ); } if ( nouns == null || nouns.size() == 0 ) { return null; } return nouns; }
Example 4
Source File: JedisUtils.java From fw-spring-cloud with Apache License 2.0 | 5 votes |
/** * <p> * 返回有序集 key 中,指定区间内的成员。min=0,max=-1代表所有元素 * </p> * * @param key * @param min * @param max * @return 指定区间内的有序集成员的列表。 */ public Set<String> zrange(String key, long min, long max) { Jedis jedis = null; try { jedis = jedisPool.getResource(); return jedis.zrange(key, min, max); } catch (Exception e) { log.error(e.getMessage()); } finally { returnResource(jedisPool, jedis); } return null; }
Example 5
Source File: ZSetOperUtil.java From springboot-learn with MIT License | 5 votes |
public static void oper(Jedis jedis) { jedis.zadd("zset", 3, "3"); jedis.zadd("zset", 4, "5"); jedis.zadd("zset", 5, "5"); jedis.zadd("zset", 6, "6"); Set<String> zset = jedis.zrange("zset", 0, -1); System.out.println("zset:" + zset); System.out.println("zset type:" + jedis.type("zset")); }
Example 6
Source File: JedisClientPool.java From paas with Apache License 2.0 | 5 votes |
@Override public Set<String> zrange(String key, long start, long end) { Jedis jedis = jedisPool.getResource(); Set<String> result = jedis.zrange(key, start, end); jedis.close(); return result; }
Example 7
Source File: RedisActionHistory.java From seldon-server with Apache License 2.0 | 5 votes |
@Override public List<Long> getRecentActions(String clientName, long userId,int numActions) { List<Long> res = new ArrayList<Long>(); JedisPool pool = poolManager.get(clientName); if (pool != null) { Jedis jedis = null; try { jedis = pool.getResource(); String key = MemCacheKeys.getActionHistory(clientName, userId); Set<String> itemSet = jedis.zrange(key, 0, -1); for (String item : itemSet) { item = item.replaceAll("\"", ""); res.add(0,Long.parseLong(item));// reverse order so last ones are earliest in time } if (res.size() > numActions) res = res.subList(0, numActions); } finally { if (jedis != null) { jedis.close(); } } } else { logger.error("No redis pool found for "+clientName); } if (logger.isDebugEnabled()) logger.debug("For user "+userId+" found "+res.size()+" actions:"+res.toString()); return res; }
Example 8
Source File: RedisActionHistory.java From seldon-server with Apache License 2.0 | 5 votes |
@Override public List<Action> getRecentFullActions(String clientName, long userId,int numActions) { List<Action> actions = new ArrayList<Action>(); JedisPool pool = poolManager.get(clientName); if (pool != null) { Jedis jedis = null; try { jedis = pool.getResource(); String key = MemCacheKeys.getActionFullHistory(clientName, userId); Set<String> actionSet = jedis.zrange(key, 0, -1); for (String val : actionSet) { ActionLogEntry ale = mapper.readValue(val, ActionLogEntry.class); actions.add(0,ale.toAction()); } if (actions.size() > numActions) actions = actions.subList(0, numActions); } catch (IOException e) { logger.error("Failed to convert values to actions ",e); } finally { if (jedis != null) { jedis.close(); } } } else { logger.error("No redis pool found for "+clientName); } if (logger.isDebugEnabled()) logger.debug("For user "+userId+" found "+actions.size()+" full actions"); return actions; }
Example 9
Source File: KarmaDB.java From VileBot with MIT License | 5 votes |
public static long getTotalKarma() { Jedis jedis = pool.getResource(); long totalKarma; try { Set<String> members = jedis.zrange( keyOfKarmaSortedSet, 0, -1 ); totalKarma = sum( members, jedis ); } finally { pool.returnResource( jedis ); } return totalKarma; }
Example 10
Source File: ChurchDB.java From VileBot with MIT License | 5 votes |
public static long getTotalDonations() { Jedis jedis = pool.getResource(); long totalKarma; try { Set<String> members = jedis.zrange( keyOfChurchDonorSortedSet, 0, -1 ); totalKarma = sum( keyOfChurchDonorSortedSet, members, jedis ); } finally { pool.returnResource( jedis ); } return totalKarma; }
Example 11
Source File: ChurchDB.java From VileBot with MIT License | 5 votes |
public static long getTotalNonDonations() { Jedis jedis = pool.getResource(); long totalKarma; try { Set<String> members = jedis.zrange( keyOfChurchSortedSet, 0, -1 ); totalKarma = sum( keyOfChurchSortedSet, members, jedis ); } finally { pool.returnResource( jedis ); } return totalKarma; }
Example 12
Source File: DefaultRedis.java From craft-atom with MIT License | 4 votes |
private Set<String> zrange0(Jedis j, String key, long start, long stop) { return j.zrange(key, start, stop); }
Example 13
Source File: JedisUtil.java From BigData with GNU General Public License v3.0 | 3 votes |
/** * 返回指定位置的集合元素,0为第一个元素,-1为最后一个元素 * * @param String * key * @param int start 开始位置(包含) * @param int end 结束位置(包含) * @return Set<String> * */ public Set<String> zrange(String key, int start, int end) { // ShardedJedis sjedis = getShardedJedis(); Jedis sjedis = getJedis(); Set<String> set = sjedis.zrange(key, start, end); returnJedis(sjedis); return set; }
Example 14
Source File: RedisBackendUtils.java From pinlater with Apache License 2.0 | 2 votes |
/** * Get all the queue names in the given shard. Note that it is the caller's responsibility to * close the connection after this method is called. * * @param conn Jedis connection for the given shard. * @param shardName The shard name for the given shard. * @return A set of strings, as all the queue names in that shard. */ public static Set<String> getQueueNames(Jedis conn, String shardName) { String queueNamesRedisKey = RedisBackendUtils.constructQueueNamesRedisKey(shardName); // TODO(jiacheng): Consider to do pagination if we get many queues on one shard. return conn.zrange(queueNamesRedisKey, 0, -1); }