reactor.kafka.receiver.observation.KafkaRecordReceiverContext Maven / Gradle / Ivy
/*
* Copyright (c) 2018-2023 VMware Inc. or its affiliates, All Rights Reserved.
*
* Licensed 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
*
* https://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 reactor.kafka.receiver.observation;
import java.nio.charset.StandardCharsets;
import io.micrometer.observation.transport.ReceiverContext;
import org.apache.kafka.clients.consumer.ConsumerRecord;
import org.apache.kafka.common.header.Header;
/**
* {@link ReceiverContext} for {@link ConsumerRecord}s.
*
* @author Gary Russell
* @author Artem Bilan
* @since 1.4
*
*/
public class KafkaRecordReceiverContext extends ReceiverContext> {
private final String receiverId;
public KafkaRecordReceiverContext(ConsumerRecord record, String receiverId, String kafkaServers) {
super((carrier, key) -> {
Header header = carrier.headers().lastHeader(key);
if (header == null) {
return null;
}
return new String(header.value(), StandardCharsets.UTF_8);
});
setCarrier(record);
this.receiverId = receiverId;
setRemoteServiceName("Apache Kafka: " + kafkaServers);
}
public String getReceiverId() {
return this.receiverId;
}
/**
* Return the source topic.
* @return the source.
*/
public String getSource() {
return getCarrier().topic();
}
}