org.apache.kafka.image.loader.LogDeltaManifest Maven / Gradle / Ivy
/*
* 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.image.loader;
import org.apache.kafka.image.MetadataProvenance;
import org.apache.kafka.raft.LeaderAndEpoch;
import java.util.Objects;
/**
* Contains information about a set of changes that were loaded from the metadata log.
*/
public class LogDeltaManifest implements LoaderManifest {
/**
* The highest offset and epoch included in this delta, inclusive.
*/
private final MetadataProvenance provenance;
/**
* The current leader and epoch at the end of this delta.
*/
private final LeaderAndEpoch leaderAndEpoch;
/**
* The number of batches that were loaded.
*/
private final int numBatches;
/**
* The time in nanoseconds that it took to load the changes.
*/
private final long elapsedNs;
/**
* The total size of the records in bytes that we read while creating the delta.
*/
private final long numBytes;
public LogDeltaManifest(
MetadataProvenance provenance,
LeaderAndEpoch leaderAndEpoch,
int numBatches,
long elapsedNs,
long numBytes
) {
this.provenance = provenance;
this.leaderAndEpoch = leaderAndEpoch;
this.numBatches = numBatches;
this.elapsedNs = elapsedNs;
this.numBytes = numBytes;
}
@Override
public LoaderManifestType type() {
return LoaderManifestType.LOG_DELTA;
}
@Override
public MetadataProvenance provenance() {
return provenance;
}
public LeaderAndEpoch leaderAndEpoch() {
return leaderAndEpoch;
}
public int numBatches() {
return numBatches;
}
public long elapsedNs() {
return elapsedNs;
}
public long numBytes() {
return numBytes;
}
@Override
public int hashCode() {
return Objects.hash(
provenance,
leaderAndEpoch,
numBatches,
elapsedNs,
numBytes);
}
@Override
public boolean equals(Object o) {
if (o == null || !o.getClass().equals(this.getClass())) return false;
LogDeltaManifest other = (LogDeltaManifest) o;
return provenance.equals(other.provenance) &&
leaderAndEpoch == other.leaderAndEpoch &&
numBatches == other.numBatches &&
elapsedNs == other.elapsedNs &&
numBytes == other.numBytes;
}
@Override
public String toString() {
return "LogDeltaManifest(" +
"provenance=" + provenance +
", leaderAndEpoch=" + leaderAndEpoch +
", numBatches=" + numBatches +
", elapsedNs=" + elapsedNs +
", numBytes=" + numBytes +
")";
}
}