Github user subhankarb commented on a diff in the pull request:
https://github.com/apache/flink/pull/1813#discussion_r69442146
--- Diff:
flink-streaming-connectors/flink-connector-redis/src/main/java/org/apache/flink/streaming/connectors/redis/common/config/FlinkJedisClusterConfig.java
---
@@ -0,0 +1,186 @@
+/*
+ * 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.config;
+
+import org.apache.commons.pool2.impl.GenericObjectPoolConfig;
+import org.apache.flink.util.Preconditions;
+import redis.clients.jedis.HostAndPort;
+import redis.clients.jedis.Protocol;
+
+import java.net.InetSocketAddress;
+import java.util.HashSet;
+import java.util.Set;
+
+/**
+ * Configuration for Jedis Cluster.
+ */
+public class FlinkJedisClusterConfig extends FlinkJedisConfigBase {
+ private static final long serialVersionUID = 1L;
+
+ private Set<InetSocketAddress> nodes;
+ private int maxRedirections;
+
+
+ /**
+ * Jedis cluster configuration.
+ * The list of node is mandatory, and when nodes is not set, it throws
NullPointerException.
+ *
+ * @param nodes list of node information for JedisCluster
+ * @param connectionTimeout socket / connection timeout. The default is
2000
+ * @param maxRedirections limit of redirections-how much we'll follow
MOVED or ASK
+ * @param maxTotal the maximum number of objects that can be allocated
by the pool
+ * @param maxIdle the cap on the number of "idle" instances in the pool
+ * @param minIdle the minimum number of idle objects to maintain in the
pool
+ * @throws NullPointerException if parameter {@code nodes} is {@code
null}
+ */
+ private FlinkJedisClusterConfig(Set<InetSocketAddress> nodes, int
connectionTimeout, int maxRedirections,
+ int
maxTotal, int maxIdle, int minIdle) {
+ super(connectionTimeout, maxTotal, maxIdle, minIdle);
+
+ Preconditions.checkNotNull(nodes, "Node information should be
presented");
+ this.nodes = nodes;
+ this.maxRedirections = maxRedirections;
+ }
+
+
+
+ /**
+ * Returns nodes.
+ *
+ * @return list of node information
+ */
+ public Set<HostAndPort> getNodes() {
+ Set<HostAndPort> ret = new HashSet<>();
+ for (InetSocketAddress node : nodes) {
+ ret.add(new HostAndPort(node.getHostName(),
node.getPort()));
+ }
+ return ret;
+ }
+
+ /**
+ * Returns limit of redirection.
+ *
+ * @return limit of redirection
+ */
+ public int getMaxRedirections() {
+ return maxRedirections;
+ }
+
+
+ /**
+ * Builder for initializing {@link FlinkJedisClusterConfig}.
+ */
+ public static class Builder {
--- End diff --
It is static inner class. IMO let it keep that way.
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