org.elasticsearch.index.shard.DocsStats Maven / Gradle / Ivy
/*
* 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.index.shard;
import org.elasticsearch.common.io.stream.StreamInput;
import org.elasticsearch.common.io.stream.StreamOutput;
import org.elasticsearch.common.io.stream.Writeable;
import org.elasticsearch.index.store.StoreStats;
import org.elasticsearch.xcontent.ToXContentFragment;
import org.elasticsearch.xcontent.XContentBuilder;
import java.io.IOException;
public class DocsStats implements Writeable, ToXContentFragment {
private long count = 0;
private long deleted = 0;
private long totalSizeInBytes = 0;
public DocsStats() {
}
public DocsStats(StreamInput in) throws IOException {
count = in.readVLong();
deleted = in.readVLong();
totalSizeInBytes = in.readVLong();
}
public DocsStats(long count, long deleted, long totalSizeInBytes) {
this.count = count;
this.deleted = deleted;
this.totalSizeInBytes = totalSizeInBytes;
}
public void add(DocsStats other) {
if (other == null) {
return;
}
if (this.totalSizeInBytes == -1) {
this.totalSizeInBytes = other.totalSizeInBytes;
} else if (other.totalSizeInBytes != -1) {
this.totalSizeInBytes += other.totalSizeInBytes;
}
this.count += other.count;
this.deleted += other.deleted;
}
public long getCount() {
return this.count;
}
public long getDeleted() {
return this.deleted;
}
/**
* Returns the total size in bytes of all documents in this stats.
* This value may be more reliable than {@link StoreStats#getSizeInBytes()} in estimating the index size.
*/
public long getTotalSizeInBytes() {
return totalSizeInBytes;
}
@Override
public void writeTo(StreamOutput out) throws IOException {
out.writeVLong(count);
out.writeVLong(deleted);
out.writeVLong(totalSizeInBytes);
}
@Override
public XContentBuilder toXContent(XContentBuilder builder, Params params) throws IOException {
builder.startObject(Fields.DOCS);
builder.field(Fields.COUNT, count);
builder.field(Fields.DELETED, deleted);
builder.endObject();
return builder;
}
static final class Fields {
static final String DOCS = "docs";
static final String COUNT = "count";
static final String DELETED = "deleted";
}
}