org.elasticsearch.snapshots.Snapshot Maven / Gradle / Ivy
Go to download
Show more of this group Show more artifacts with this name
Show all versions of elasticsearch Show documentation
Show all versions of elasticsearch Show documentation
Elasticsearch subproject :distribution:archives:integ-test-zip
/*
* Copyright Elasticsearch B.V. and/or licensed to Elasticsearch B.V. under one
* or more contributor license agreements. Licensed under the Elastic License
* 2.0 and the Server Side Public License, v 1; you may not use this file except
* in compliance with, at your election, the Elastic License 2.0 or the Server
* Side Public License, v 1.
*/
package org.elasticsearch.snapshots;
import org.elasticsearch.common.io.stream.StreamInput;
import org.elasticsearch.common.io.stream.StreamOutput;
import org.elasticsearch.common.io.stream.Writeable;
import java.io.IOException;
import java.util.Objects;
/**
* Basic information about a snapshot - a SnapshotId and the repository that the snapshot belongs to.
*/
public final class Snapshot implements Writeable {
private final String repository;
private final SnapshotId snapshotId;
private final int hashCode;
/**
* Constructs a snapshot.
*/
public Snapshot(final String repository, final SnapshotId snapshotId) {
this.repository = Objects.requireNonNull(repository);
this.snapshotId = Objects.requireNonNull(snapshotId);
this.hashCode = computeHashCode();
}
/**
* Constructs a snapshot from the stream input.
*/
public Snapshot(final StreamInput in) throws IOException {
repository = in.readString();
snapshotId = new SnapshotId(in);
hashCode = computeHashCode();
}
/**
* Gets the repository name for the snapshot.
*/
public String getRepository() {
return repository;
}
/**
* Gets the snapshot id for the snapshot.
*/
public SnapshotId getSnapshotId() {
return snapshotId;
}
@Override
public String toString() {
return repository + ":" + snapshotId.toString();
}
@Override
public boolean equals(Object o) {
if (this == o) {
return true;
}
if (o == null || getClass() != o.getClass()) {
return false;
}
Snapshot that = (Snapshot) o;
return repository.equals(that.repository) && snapshotId.equals(that.snapshotId);
}
@Override
public int hashCode() {
return hashCode;
}
private int computeHashCode() {
return Objects.hash(repository, snapshotId);
}
@Override
public void writeTo(final StreamOutput out) throws IOException {
out.writeString(repository);
snapshotId.writeTo(out);
}
}