org.graylog2.rest.resources.system.indexer.responses.IndexSetStats Maven / Gradle / Ivy
/*
* Copyright (C) 2020 Graylog, Inc.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the Server Side Public License, version 1,
* as published by MongoDB, Inc.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* Server Side Public License for more details.
*
* You should have received a copy of the Server Side Public License
* along with this program. If not, see
* .
*/
package org.graylog2.rest.resources.system.indexer.responses;
import com.fasterxml.jackson.annotation.JsonAutoDetect;
import com.fasterxml.jackson.annotation.JsonCreator;
import com.fasterxml.jackson.annotation.JsonProperty;
import com.google.auto.value.AutoValue;
import org.graylog2.indexer.indices.stats.IndexStatistics;
import org.graylog2.rest.models.system.indexer.responses.IndexStats;
import java.util.Collection;
@JsonAutoDetect
@AutoValue
public abstract class IndexSetStats {
private static final String FIELD_INDICES = "indices";
private static final String FIELD_DOCUMENTS = "documents";
private static final String FIELD_SIZE = "size";
@JsonProperty(FIELD_INDICES)
public abstract long indices();
@JsonProperty(FIELD_DOCUMENTS)
public abstract long documents();
@JsonProperty(FIELD_SIZE)
public abstract long size();
@JsonCreator
public static IndexSetStats create(@JsonProperty(FIELD_INDICES) long indices,
@JsonProperty(FIELD_DOCUMENTS) long documents,
@JsonProperty(FIELD_SIZE) long size) {
return new AutoValue_IndexSetStats(indices, documents, size);
}
public static IndexSetStats fromIndexStatistics(Collection indexStatistics, Collection closedIndices) {
final long totalIndicesCount = indexStatistics.size() + closedIndices.size();
final long totalDocumentsCount = indexStatistics.stream()
.map(IndexStatistics::allShards)
.map(IndexStats::documents)
.mapToLong(IndexStats.DocsStats::count)
.sum();
final long totalSizeInBytes = indexStatistics.stream()
.map(IndexStatistics::allShards)
.mapToLong(IndexStats::storeSizeBytes)
.sum();
return create(totalIndicesCount, totalDocumentsCount, totalSizeInBytes);
}
}