org.elasticsearch.action.admin.cluster.snapshots.status.SnapshotStats 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 :server
/*
* Licensed to Elasticsearch 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.action.admin.cluster.snapshots.status;
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.xcontent.ToXContent;
import org.elasticsearch.common.xcontent.XContentBuilder;
import org.elasticsearch.common.xcontent.XContentBuilderString;
import org.elasticsearch.index.snapshots.IndexShardSnapshotStatus;
import java.io.IOException;
/**
*/
public class SnapshotStats implements Streamable, ToXContent {
private long startTime;
private long time;
private int numberOfFiles;
private int processedFiles;
private long totalSize;
private long processedSize;
SnapshotStats() {
}
SnapshotStats(IndexShardSnapshotStatus indexShardStatus) {
startTime = indexShardStatus.startTime();
time = indexShardStatus.time();
numberOfFiles = indexShardStatus.numberOfFiles();
processedFiles = indexShardStatus.processedFiles();
totalSize = indexShardStatus.totalSize();
processedSize = indexShardStatus.processedSize();
}
/**
* Returns time when snapshot started
*/
public long getStartTime() {
return startTime;
}
/**
* Returns snapshot running time
*/
public long getTime() {
return time;
}
/**
* Returns number of files in the snapshot
*/
public int getNumberOfFiles() {
return numberOfFiles;
}
/**
* Returns number of files in the snapshot that were processed so far
*/
public int getProcessedFiles() {
return processedFiles;
}
/**
* Returns total size of files in the snapshot
*/
public long getTotalSize() {
return totalSize;
}
/**
* Returns total size of files in the snapshot that were processed so far
*/
public long getProcessedSize() {
return processedSize;
}
public static SnapshotStats readSnapshotStats(StreamInput in) throws IOException {
SnapshotStats stats = new SnapshotStats();
stats.readFrom(in);
return stats;
}
@Override
public void writeTo(StreamOutput out) throws IOException {
out.writeVLong(startTime);
out.writeVLong(time);
out.writeVInt(numberOfFiles);
out.writeVInt(processedFiles);
out.writeVLong(totalSize);
out.writeVLong(processedSize);
}
@Override
public void readFrom(StreamInput in) throws IOException {
startTime = in.readVLong();
time = in.readVLong();
numberOfFiles = in.readVInt();
processedFiles = in.readVInt();
totalSize = in.readVLong();
processedSize = in.readVLong();
}
static final class Fields {
static final XContentBuilderString STATS = new XContentBuilderString("stats");
static final XContentBuilderString NUMBER_OF_FILES = new XContentBuilderString("number_of_files");
static final XContentBuilderString PROCESSED_FILES = new XContentBuilderString("processed_files");
static final XContentBuilderString TOTAL_SIZE_IN_BYTES = new XContentBuilderString("total_size_in_bytes");
static final XContentBuilderString TOTAL_SIZE = new XContentBuilderString("total_size");
static final XContentBuilderString PROCESSED_SIZE_IN_BYTES = new XContentBuilderString("processed_size_in_bytes");
static final XContentBuilderString PROCESSED_SIZE = new XContentBuilderString("processed_size");
static final XContentBuilderString START_TIME_IN_MILLIS = new XContentBuilderString("start_time_in_millis");
static final XContentBuilderString TIME_IN_MILLIS = new XContentBuilderString("time_in_millis");
static final XContentBuilderString TIME = new XContentBuilderString("time");
}
@Override
public XContentBuilder toXContent(XContentBuilder builder, ToXContent.Params params) throws IOException {
builder.startObject(Fields.STATS);
builder.field(Fields.NUMBER_OF_FILES, getNumberOfFiles());
builder.field(Fields.PROCESSED_FILES, getProcessedFiles());
builder.byteSizeField(Fields.TOTAL_SIZE_IN_BYTES, Fields.TOTAL_SIZE, getTotalSize());
builder.byteSizeField(Fields.PROCESSED_SIZE_IN_BYTES, Fields.PROCESSED_SIZE, getProcessedSize());
builder.field(Fields.START_TIME_IN_MILLIS, getStartTime());
builder.timeValueField(Fields.TIME_IN_MILLIS, Fields.TIME, getTime());
builder.endObject();
return builder;
}
void add(SnapshotStats stats) {
numberOfFiles += stats.numberOfFiles;
processedFiles += stats.processedFiles;
totalSize += stats.totalSize;
processedSize += stats.processedSize;
if (startTime == 0) {
// First time here
startTime = stats.startTime;
time = stats.time;
} else {
// The time the last snapshot ends
long endTime = Math.max(startTime + time, stats.startTime + stats.time);
// The time the first snapshot starts
startTime = Math.min(startTime, stats.startTime);
// Update duration
time = endTime - startTime;
}
}
}