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Elasticsearch subproject :server
/*
* 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.search;
import org.elasticsearch.common.io.stream.StreamInput;
import org.elasticsearch.common.io.stream.StreamOutput;
import org.elasticsearch.common.io.stream.Writeable;
import org.elasticsearch.core.TimeValue;
import java.io.IOException;
import java.util.Objects;
/**
* A scroll enables scrolling of search request. It holds a {@link #keepAlive()} time that
* will control how long to keep the scrolling resources open.
*
*
*/
public final class Scroll implements Writeable {
private final TimeValue keepAlive;
public Scroll(StreamInput in) throws IOException {
this.keepAlive = in.readTimeValue();
}
/**
* Constructs a new scroll of the provided keep alive.
*/
public Scroll(TimeValue keepAlive) {
this.keepAlive = Objects.requireNonNull(keepAlive, "keepAlive must not be null");
}
/**
* How long the resources will be kept open to support the scroll request.
*/
public TimeValue keepAlive() {
return keepAlive;
}
@Override
public void writeTo(StreamOutput out) throws IOException {
out.writeTimeValue(keepAlive);
}
@Override
public boolean equals(Object o) {
if (this == o) {
return true;
}
if (o == null || getClass() != o.getClass()) {
return false;
}
Scroll scroll = (Scroll) o;
return Objects.equals(keepAlive, scroll.keepAlive);
}
@Override
public int hashCode() {
return Objects.hash(keepAlive);
}
@Override
public String toString() {
return "Scroll{keepAlive=" + keepAlive + '}';
}
}