/*
* 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.kafka.streams.state;
import org.apache.kafka.common.serialization.Serializer;
import org.apache.kafka.streams.KafkaStreams;
import org.apache.kafka.streams.processor.StreamPartitioner;
/**
* Represents a user defined endpoint in a {@link org.apache.kafka.streams.KafkaStreams} application.
* Instances of this class can be obtained by calling one of:
* {@link KafkaStreams#allMetadata()}
* {@link KafkaStreams#allMetadataForStore(String)}
* {@link KafkaStreams#metadataForKey(String, Object, StreamPartitioner)}
* {@link KafkaStreams#metadataForKey(String, Object, Serializer)}
*
* The HostInfo is constructed during Partition Assignment
* see {@link org.apache.kafka.streams.processor.internals.StreamPartitionAssignor}
* It is extracted from the config {@link org.apache.kafka.streams.StreamsConfig#APPLICATION_SERVER_CONFIG}
*
* If developers wish to expose an endpoint in their KafkaStreams applications they should provide the above
* config.
*/
public class HostInfo {
private final String host;
private final int port;
public HostInfo(String host, int port) {
this.host = host;
this.port = port;
}
@Override
public boolean equals(Object o) {
if (this == o) return true;
if (o == null || getClass() != o.getClass()) return false;
HostInfo hostInfo = (HostInfo) o;
if (port != hostInfo.port) return false;
return host.equals(hostInfo.host);
}
@Override
public int hashCode() {
int result = host.hashCode();
result = 31 * result + port;
return result;
}
public String host() {
return host;
}
public int port() {
return port;
}
@Override
public String toString() {
return "HostInfo{" +
"host=\'" + host + '\'' +
", port=" + port +
'}';
}
}