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/*
* Licensed to ElasticSearch and Shay Banon under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. ElasticSearch 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.elasticsearch.index.search.stats;
import org.elasticsearch.common.Nullable;
import org.elasticsearch.common.io.stream.StreamInput;
import org.elasticsearch.common.io.stream.StreamOutput;
import org.elasticsearch.common.io.stream.Streamable;
import org.elasticsearch.common.unit.TimeValue;
import org.elasticsearch.common.xcontent.ToXContent;
import org.elasticsearch.common.xcontent.XContentBuilder;
import org.elasticsearch.common.xcontent.XContentBuilderString;
import java.io.IOException;
import java.util.HashMap;
import java.util.Map;
/**
*/
public class SearchStats implements Streamable, ToXContent {
public static class Stats implements Streamable, ToXContent {
private long queryCount;
private long queryTimeInMillis;
private long queryCurrent;
private long fetchCount;
private long fetchTimeInMillis;
private long fetchCurrent;
Stats() {
}
public Stats(long queryCount, long queryTimeInMillis, long queryCurrent, long fetchCount, long fetchTimeInMillis, long fetchCurrent) {
this.queryCount = queryCount;
this.queryTimeInMillis = queryTimeInMillis;
this.queryCurrent = queryCurrent;
this.fetchCount = fetchCount;
this.fetchTimeInMillis = fetchTimeInMillis;
this.fetchCurrent = fetchCurrent;
}
public void add(Stats stats) {
queryCount += stats.queryCount;
queryTimeInMillis += stats.queryTimeInMillis;
queryCurrent += stats.queryCurrent;
fetchCount += stats.fetchCount;
fetchTimeInMillis += stats.fetchTimeInMillis;
fetchCurrent += stats.fetchCurrent;
}
public long getQueryCount() {
return queryCount;
}
public TimeValue getQueryTime() {
return new TimeValue(queryTimeInMillis);
}
public long getQueryTimeInMillis() {
return queryTimeInMillis;
}
public long getQueryCurrent() {
return queryCurrent;
}
public long getFetchCount() {
return fetchCount;
}
public TimeValue getFetchTime() {
return new TimeValue(fetchTimeInMillis);
}
public long getFetchTimeInMillis() {
return fetchTimeInMillis;
}
public long getFetchCurrent() {
return fetchCurrent;
}
public static Stats readStats(StreamInput in) throws IOException {
Stats stats = new Stats();
stats.readFrom(in);
return stats;
}
@Override
public void readFrom(StreamInput in) throws IOException {
queryCount = in.readVLong();
queryTimeInMillis = in.readVLong();
queryCurrent = in.readVLong();
fetchCount = in.readVLong();
fetchTimeInMillis = in.readVLong();
fetchCurrent = in.readVLong();
}
@Override
public void writeTo(StreamOutput out) throws IOException {
out.writeVLong(queryCount);
out.writeVLong(queryTimeInMillis);
out.writeVLong(queryCurrent);
out.writeVLong(fetchCount);
out.writeVLong(fetchTimeInMillis);
out.writeVLong(fetchCurrent);
}
@Override
public XContentBuilder toXContent(XContentBuilder builder, Params params) throws IOException {
builder.field(Fields.QUERY_TOTAL, queryCount);
builder.timeValueField(Fields.QUERY_TIME_IN_MILLIS, Fields.QUERY_TIME, queryTimeInMillis);
builder.field(Fields.QUERY_CURRENT, queryCurrent);
builder.field(Fields.FETCH_TOTAL, fetchCount);
builder.timeValueField(Fields.FETCH_TIME_IN_MILLIS, Fields.FETCH_TIME, fetchTimeInMillis);
builder.field(Fields.FETCH_CURRENT, fetchCurrent);
return builder;
}
}
Stats totalStats;
long openContexts;
@Nullable
Map groupStats;
public SearchStats() {
totalStats = new Stats();
}
public SearchStats(Stats totalStats, long openContexts, @Nullable Map groupStats) {
this.totalStats = totalStats;
this.openContexts = openContexts;
this.groupStats = groupStats;
}
public void add(SearchStats searchStats) {
add(searchStats, true);
}
public void add(SearchStats searchStats, boolean includeTypes) {
if (searchStats == null) {
return;
}
totalStats.add(searchStats.totalStats);
openContexts += searchStats.openContexts;
if (includeTypes && searchStats.groupStats != null && !searchStats.groupStats.isEmpty()) {
if (groupStats == null) {
groupStats = new HashMap(searchStats.groupStats.size());
}
for (Map.Entry entry : searchStats.groupStats.entrySet()) {
Stats stats = groupStats.get(entry.getKey());
if (stats == null) {
groupStats.put(entry.getKey(), entry.getValue());
} else {
stats.add(entry.getValue());
}
}
}
}
public Stats getTotal() {
return this.totalStats;
}
public long getOpenContexts() {
return this.openContexts;
}
@Nullable
public Map getGroupStats() {
return this.groupStats;
}
@Override
public XContentBuilder toXContent(XContentBuilder builder, ToXContent.Params params) throws IOException {
builder.startObject(Fields.SEARCH);
builder.field(Fields.OPEN_CONTEXTS, openContexts);
totalStats.toXContent(builder, params);
if (groupStats != null && !groupStats.isEmpty()) {
builder.startObject(Fields.GROUPS);
for (Map.Entry entry : groupStats.entrySet()) {
builder.startObject(entry.getKey(), XContentBuilder.FieldCaseConversion.NONE);
entry.getValue().toXContent(builder, params);
builder.endObject();
}
builder.endObject();
}
builder.endObject();
return builder;
}
static final class Fields {
static final XContentBuilderString SEARCH = new XContentBuilderString("search");
static final XContentBuilderString OPEN_CONTEXTS = new XContentBuilderString("open_contexts");
static final XContentBuilderString GROUPS = new XContentBuilderString("groups");
static final XContentBuilderString QUERY_TOTAL = new XContentBuilderString("query_total");
static final XContentBuilderString QUERY_TIME = new XContentBuilderString("query_time");
static final XContentBuilderString QUERY_TIME_IN_MILLIS = new XContentBuilderString("query_time_in_millis");
static final XContentBuilderString QUERY_CURRENT = new XContentBuilderString("query_current");
static final XContentBuilderString FETCH_TOTAL = new XContentBuilderString("fetch_total");
static final XContentBuilderString FETCH_TIME = new XContentBuilderString("fetch_time");
static final XContentBuilderString FETCH_TIME_IN_MILLIS = new XContentBuilderString("fetch_time_in_millis");
static final XContentBuilderString FETCH_CURRENT = new XContentBuilderString("fetch_current");
}
public static SearchStats readSearchStats(StreamInput in) throws IOException {
SearchStats searchStats = new SearchStats();
searchStats.readFrom(in);
return searchStats;
}
@Override
public void readFrom(StreamInput in) throws IOException {
totalStats = Stats.readStats(in);
openContexts = in.readVLong();
if (in.readBoolean()) {
int size = in.readVInt();
groupStats = new HashMap(size);
for (int i = 0; i < size; i++) {
groupStats.put(in.readString(), Stats.readStats(in));
}
}
}
@Override
public void writeTo(StreamOutput out) throws IOException {
totalStats.writeTo(out);
out.writeVLong(openContexts);
if (groupStats == null || groupStats.isEmpty()) {
out.writeBoolean(false);
} else {
out.writeBoolean(true);
out.writeVInt(groupStats.size());
for (Map.Entry entry : groupStats.entrySet()) {
out.writeString(entry.getKey());
entry.getValue().writeTo(out);
}
}
}
}
