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com.redismq.connection.RedisMQClientUtil Maven / Gradle / Ivy
package com.redismq.connection;
import com.redismq.Message;
import com.redismq.constant.PushMessage;
import com.redismq.constant.RedisMQConstant;
import com.redismq.pojo.Client;
import com.redismq.queue.Queue;
import org.apache.commons.lang3.tuple.Pair;
import org.springframework.util.CollectionUtils;
import java.time.Duration;
import java.util.ArrayList;
import java.util.HashSet;
import java.util.List;
import java.util.Map;
import java.util.Optional;
import java.util.Set;
import java.util.stream.Collectors;
import static com.redismq.constant.RedisMQConstant.getClientCollection;
import static com.redismq.constant.RedisMQConstant.getQueueCollection;
import static com.redismq.constant.RedisMQConstant.getRebalanceTopic;
import static com.redismq.constant.RedisMQConstant.getTopic;
public class RedisMQClientUtil {
private final RedisClient redisClient;
public RedisMQClientUtil(RedisClient redisClient) {
this.redisClient = redisClient;
}
/**
* 注册队列
*/
public Queue registerQueue(Queue queue) {
Set allQueue = getQueueList();
allQueue.stream().filter(redisQueue -> redisQueue.getQueueName().equals(queue.getQueueName()))
.forEach(redisQueue -> redisClient.sRemove(getQueueCollection(), redisQueue));
redisClient.sAdd(getQueueCollection(), queue);
return queue;
}
/**
* 获取队列
*/
public Queue getQueue(String queueName) {
Set allQueue = getQueueList();
Optional first = allQueue.stream().filter(redisQueue -> redisQueue.getQueueName().equals(queueName))
.findFirst();
return first.orElse(null);
}
/**
* 获取所有队列
*/
public Set getQueueList() {
Set set = redisClient.sMembers(getQueueCollection(), Queue.class);
if (CollectionUtils.isEmpty(set)) {
return new HashSet<>();
}
return set.stream().map(s -> (Queue) s).collect(Collectors.toSet());
}
/**
* 注册队列
*/
public Queue removeQueue(Queue queue) {
redisClient.sRemove(getQueueCollection(), queue);
return queue;
}
public void registerClient(String clientId, String applicationName) {
Client client = new Client();
client.setClientId(clientId);
client.setApplicationName(applicationName);
long heartbeatTime = System.currentTimeMillis();
redisClient.zAdd(getClientCollection(), client, heartbeatTime);
}
/**
* 所有客户端
*
* @return {@link Set}<{@link String}>
*/
public List getClients() {
String clientCollection = getClientCollection();
Map clientDoubleMap = redisClient
.zRangeWithScores(clientCollection, 0, Long.MAX_VALUE, Client.class);
if (CollectionUtils.isEmpty(clientDoubleMap)) {
return new ArrayList<>();
}
return clientDoubleMap.entrySet().stream().map(Map.Entry::getKey).collect(Collectors.toList());
}
/**
* 删除客户端
*/
public Long removeClient(double start, double end) {
return redisClient.zRemoveRangeByScore(getClientCollection(), start, end);
}
/**
* 删除客户端
*/
public void removeClient(String clientId) {
redisClient.zRemove(getClientCollection(), clientId);
}
/**
* 放入死队列
*/
public void putDeadQueue(Message message) {
String queue = message.getQueue();
String deadQueue = RedisMQConstant.getDeadQueueNameByQueue(queue);
redisClient.zAdd(deadQueue, message, System.currentTimeMillis());
}
/**
* 删除消息
*/
public Long removeMessage(String queueName, String msgId) {
queueName= RedisMQConstant.getVQueueNameByVQueue(queueName);
Long zSize = redisClient.zRemove(queueName, msgId);
Long size = redisClient.hashRemove(queueName + ":body", msgId);
return (zSize > 0 || size > 0) ? 1L : 0;
}
/**
* 根据时间拉取队列中的消息
*/
public List> pullMessageByTimeWithScope(String queueName, long pullTime, int startIndex,
int end) {
queueName= RedisMQConstant.getVQueueNameByVQueue(queueName);
Map messageScopeMap = redisClient
.zrangeMessage(queueName, pullTime, Double.MAX_VALUE, startIndex, end);
List> pairs = new ArrayList<>();
messageScopeMap.forEach((k, v) -> {
pairs.add( Pair.of(k, v));
});
return pairs;
}
/**
* 拉取队列中的消息 拉取可以消费的消息
*/
public List pullMessage(String queueName,long minScopre,long time, int start, int pullSize) {
queueName= RedisMQConstant.getVQueueNameByVQueue(queueName);
Map messageScopeMap = redisClient.zrangeMessage(queueName, minScopre, time, start, pullSize);
if (CollectionUtils.isEmpty(messageScopeMap)) {
return new ArrayList<>();
}
return new ArrayList<>(messageScopeMap.keySet());
}
/**
* 拉取队列中的消息 不管消息的scope消费时间
*/
public List> pullMessageWithScope(String queueName, int start, int pullSize) {
queueName= RedisMQConstant.getVQueueNameByVQueue(queueName);
Map messageScopeMap = redisClient
.zrangeMessage(queueName, 0, Double.MAX_VALUE, start, pullSize);
if (CollectionUtils.isEmpty(messageScopeMap)) {
return new ArrayList<>();
}
List> pairs = new ArrayList<>();
messageScopeMap.forEach((k, v) -> {
pairs.add(Pair.of(k, v));
});
return pairs;
}
/**
* 删除指定key
*/
public Boolean unlock(String key) {
return redisClient.delete(key);
}
/**
* 队列大小
*/
public Long queueSize(String vQueue) {
String queueName = RedisMQConstant.getVQueueNameByVQueue(vQueue);
return redisClient.zSize(queueName);
}
/**
* 锁定指定key
*/
public Boolean lock(String key, Duration duration) {
Boolean aBoolean = redisClient.setIfAbsent(key, "", duration);
return aBoolean;
}
/**
* 发布重新平衡
*
* @param clientId 客户端id
*/
public void publishRebalance(String clientId) {
redisClient.convertAndSend(getRebalanceTopic(), clientId);
}
/**
* 发布拉取消息的topic
*/
public void publishPullMessage(String vQueueName) {
PushMessage pushMessage = new PushMessage();
pushMessage.setQueue(vQueueName);
pushMessage.setTimestamp(System.currentTimeMillis());
redisClient.convertAndSend(getTopic(), pushMessage);
}
/**
* 发布topic
*/
public void publish(String topic, Object obj) {
redisClient.convertAndSend(topic, obj);
}
public Long executeLua(String lua, List keys, Object... args) {
return redisClient.executeLua(lua, keys, args);
}
}
