| /* |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to You under the Apache License, Version 2.0 |
| * (the "License"); you may not use this file except in compliance with |
| * the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| package org.apache.flink.streaming.connectors.redis.common.container; |
| |
| import org.slf4j.Logger; |
| import org.slf4j.LoggerFactory; |
| import redis.clients.jedis.JedisCluster; |
| |
| import java.io.Closeable; |
| import java.io.IOException; |
| import java.util.Objects; |
| |
| /** |
| * Redis command container if we want to connect to a Redis cluster. |
| */ |
| public class RedisClusterContainer implements RedisCommandsContainer, Closeable { |
| |
| private static final long serialVersionUID = 1L; |
| |
| private static final Logger LOG = LoggerFactory.getLogger(RedisClusterContainer.class); |
| |
| private transient JedisCluster jedisCluster; |
| |
| /** |
| * Initialize Redis command container for Redis cluster. |
| * |
| * @param jedisCluster JedisCluster instance |
| */ |
| public RedisClusterContainer(JedisCluster jedisCluster) { |
| Objects.requireNonNull(jedisCluster, "Jedis cluster can not be null"); |
| |
| this.jedisCluster = jedisCluster; |
| } |
| |
| @Override |
| public void open() throws Exception { |
| |
| // echo() tries to open a connection and echos back the |
| // message passed as argument. Here we use it to monitor |
| // if we can communicate with the cluster. |
| |
| jedisCluster.echo("Test"); |
| } |
| |
| @Override |
| public void hset(final String key, final String hashField, final String value, final Integer ttl) { |
| try { |
| jedisCluster.hset(key, hashField, value); |
| if (ttl != null) { |
| jedisCluster.expire(key, ttl); |
| } |
| } catch (Exception e) { |
| if (LOG.isErrorEnabled()) { |
| LOG.error("Cannot send Redis message with command HSET to hash {} of key {} error message {}", |
| hashField, key, e.getMessage()); |
| } |
| throw e; |
| } |
| } |
| |
| @Override |
| public void hincrBy(final String key, final String hashField, final Long value, final Integer ttl) { |
| try { |
| jedisCluster.hincrBy(key, hashField, value); |
| if (ttl != null) { |
| jedisCluster.expire(key, ttl); |
| } |
| } catch (Exception e) { |
| if (LOG.isErrorEnabled()) { |
| LOG.error("Cannot send Redis message with command HINCRBY to hash {} of key {} error message {}", |
| hashField, key, e.getMessage()); |
| } |
| throw e; |
| } |
| } |
| |
| @Override |
| public void rpush(final String listName, final String value) { |
| try { |
| jedisCluster.rpush(listName, value); |
| } catch (Exception e) { |
| if (LOG.isErrorEnabled()) { |
| LOG.error("Cannot send Redis message with command RPUSH to list {} error message: {}", |
| listName, e.getMessage()); |
| } |
| throw e; |
| } |
| } |
| |
| @Override |
| public void lpush(String listName, String value) { |
| try { |
| jedisCluster.lpush(listName, value); |
| } catch (Exception e) { |
| if (LOG.isErrorEnabled()) { |
| LOG.error("Cannot send Redis message with command LPUSH to list {} error message: {}", |
| listName, e.getMessage()); |
| } |
| throw e; |
| } |
| } |
| |
| @Override |
| public void sadd(final String setName, final String value) { |
| try { |
| jedisCluster.sadd(setName, value); |
| } catch (Exception e) { |
| if (LOG.isErrorEnabled()) { |
| LOG.error("Cannot send Redis message with command RPUSH to set {} error message {}", |
| setName, e.getMessage()); |
| } |
| throw e; |
| } |
| } |
| |
| @Override |
| public void publish(final String channelName, final String message) { |
| try { |
| jedisCluster.publish(channelName, message); |
| } catch (Exception e) { |
| if (LOG.isErrorEnabled()) { |
| LOG.error("Cannot send Redis message with command PUBLISH to channel {} error message {}", |
| channelName, e.getMessage()); |
| } |
| throw e; |
| } |
| } |
| |
| @Override |
| public void set(final String key, final String value) { |
| try { |
| jedisCluster.set(key, value); |
| } catch (Exception e) { |
| if (LOG.isErrorEnabled()) { |
| LOG.error("Cannot send Redis message with command SET to key {} error message {}", |
| key, e.getMessage()); |
| } |
| throw e; |
| } |
| } |
| |
| @Override |
| public void setex(final String key, final String value, final Integer ttl) { |
| try { |
| jedisCluster.setex(key, ttl, value); |
| } catch (Exception e) { |
| if (LOG.isErrorEnabled()) { |
| LOG.error("Cannot send Redis message with command SETEX to key {} error message {}", |
| key, e.getMessage()); |
| } |
| throw e; |
| } |
| } |
| |
| @Override |
| public void pfadd(final String key, final String element) { |
| try { |
| jedisCluster.pfadd(key, element); |
| } catch (Exception e) { |
| if (LOG.isErrorEnabled()) { |
| LOG.error("Cannot send Redis message with command PFADD to key {} error message {}", |
| key, e.getMessage()); |
| } |
| throw e; |
| } |
| } |
| |
| @Override |
| public void zadd(final String key, final String score, final String element) { |
| try { |
| jedisCluster.zadd(key, Double.valueOf(score), element); |
| } catch (Exception e) { |
| if (LOG.isErrorEnabled()) { |
| LOG.error("Cannot send Redis message with command ZADD to set {} error message {}", |
| key, e.getMessage()); |
| } |
| throw e; |
| } |
| } |
| |
| @Override |
| public void zincrBy(final String key, final String score, final String element) { |
| |
| try { |
| jedisCluster.zincrby(key, Double.valueOf(score), element); |
| } catch (Exception e) { |
| if (LOG.isErrorEnabled()) { |
| LOG.error("Cannot send Redis message with command ZINCRBY to set {} error message {}", |
| key, e.getMessage()); |
| } |
| throw e; |
| } |
| } |
| |
| @Override |
| public void zrem(final String key, final String element) { |
| try { |
| jedisCluster.zrem(key, element); |
| } catch (Exception e) { |
| if (LOG.isDebugEnabled()) { |
| LOG.error("Cannot send Redis message with command ZREM to set {} error message {}", |
| key, e.getMessage()); |
| } |
| } |
| } |
| |
| @Override |
| public void incrByEx(String key, Long value, Integer ttl) { |
| try { |
| jedisCluster.incrBy(key, value); |
| if (ttl != null) { |
| jedisCluster.expire(key, ttl); |
| } |
| } catch (Exception e) { |
| if (LOG.isErrorEnabled()) { |
| LOG.error("Cannot send Redis message with command incrby and ttl to key {} with increment {} and tll {} error message {}", |
| key, value, ttl, e.getMessage()); |
| } |
| throw e; |
| } |
| } |
| |
| @Override |
| public void decrByEx(String key, Long value, Integer ttl) { |
| try { |
| jedisCluster.decrBy(key, value); |
| if (ttl != null) { |
| jedisCluster.expire(key, ttl); |
| } |
| } catch (Exception e) { |
| if (LOG.isErrorEnabled()) { |
| LOG.error("Cannot send Redis message with command descry and ttl to key {} with increment {} and tll {} error message {}", |
| key, value, ttl, e.getMessage()); |
| } |
| throw e; |
| } |
| } |
| |
| |
| @Override |
| public void incrBy(String key, Long value) { |
| try { |
| jedisCluster.incrBy(key, value); |
| } catch (Exception e) { |
| if (LOG.isErrorEnabled()) { |
| LOG.error("Cannot send Redis message with command incrby to key {} with increment {} and tll {} error message {}", |
| key, value, e.getMessage()); |
| } |
| throw e; |
| } |
| } |
| |
| @Override |
| public void decrBy(String key, Long value) { |
| try { |
| jedisCluster.decrBy(key, value); |
| } catch (Exception e) { |
| if (LOG.isErrorEnabled()) { |
| LOG.error("Cannot send Redis message with command descry to key {} with decrement {} error message {}", |
| key, value, e.getMessage()); |
| } |
| throw e; |
| } |
| } |
| |
| |
| /** |
| * Closes the {@link JedisCluster}. |
| */ |
| @Override |
| public void close() throws IOException { |
| this.jedisCluster.close(); |
| } |
| |
| } |