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org.elasticsearch.xpack.core.ml.action.FlushJobAction 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; you may not use this file except in compliance with the Elastic License
* 2.0.
*/
package org.elasticsearch.xpack.core.ml.action;
import org.elasticsearch.Version;
import org.elasticsearch.action.ActionType;
import org.elasticsearch.action.ActionRequestBuilder;
import org.elasticsearch.action.support.tasks.BaseTasksResponse;
import org.elasticsearch.client.ElasticsearchClient;
import org.elasticsearch.common.Nullable;
import org.elasticsearch.common.ParseField;
import org.elasticsearch.common.io.stream.StreamInput;
import org.elasticsearch.common.io.stream.StreamOutput;
import org.elasticsearch.common.io.stream.Writeable;
import org.elasticsearch.common.xcontent.ObjectParser;
import org.elasticsearch.common.xcontent.ToXContentObject;
import org.elasticsearch.common.xcontent.XContentBuilder;
import org.elasticsearch.common.xcontent.XContentParser;
import org.elasticsearch.xpack.core.ml.job.config.Job;
import org.elasticsearch.xpack.core.ml.job.process.autodetect.output.FlushAcknowledgement;
import java.io.IOException;
import java.time.Instant;
import java.util.Objects;
public class FlushJobAction extends ActionType {
public static final FlushJobAction INSTANCE = new FlushJobAction();
public static final String NAME = "cluster:admin/xpack/ml/job/flush";
private FlushJobAction() {
super(NAME, FlushJobAction.Response::new);
}
public static class Request extends JobTaskRequest implements ToXContentObject {
public static final ParseField CALC_INTERIM = new ParseField("calc_interim");
public static final ParseField START = new ParseField("start");
public static final ParseField END = new ParseField("end");
public static final ParseField ADVANCE_TIME = new ParseField("advance_time");
public static final ParseField SKIP_TIME = new ParseField("skip_time");
private static final ObjectParser PARSER = new ObjectParser<>(NAME, Request::new);
static {
PARSER.declareString((request, jobId) -> request.jobId = jobId, Job.ID);
PARSER.declareBoolean(Request::setCalcInterim, CALC_INTERIM);
PARSER.declareString(Request::setStart, START);
PARSER.declareString(Request::setEnd, END);
PARSER.declareString(Request::setAdvanceTime, ADVANCE_TIME);
PARSER.declareString(Request::setSkipTime, SKIP_TIME);
}
public static Request parseRequest(String jobId, XContentParser parser) {
Request request = PARSER.apply(parser, null);
if (jobId != null) {
request.jobId = jobId;
}
return request;
}
private boolean calcInterim = false;
private boolean waitForNormalization = true;
private String start;
private String end;
private String advanceTime;
private String skipTime;
public Request() {
}
public Request(StreamInput in) throws IOException {
super(in);
calcInterim = in.readBoolean();
start = in.readOptionalString();
end = in.readOptionalString();
advanceTime = in.readOptionalString();
skipTime = in.readOptionalString();
if (in.getVersion().onOrAfter(Version.V_7_9_0)) {
this.waitForNormalization = in.readBoolean();
} else {
this.waitForNormalization = true;
}
}
@Override
public void writeTo(StreamOutput out) throws IOException {
super.writeTo(out);
out.writeBoolean(calcInterim);
out.writeOptionalString(start);
out.writeOptionalString(end);
out.writeOptionalString(advanceTime);
out.writeOptionalString(skipTime);
if (out.getVersion().onOrAfter(Version.V_7_9_0)) {
out.writeBoolean(waitForNormalization);
}
}
public Request(String jobId) {
super(jobId);
}
public boolean getCalcInterim() {
return calcInterim;
}
public void setCalcInterim(boolean calcInterim) {
this.calcInterim = calcInterim;
}
public String getStart() {
return start;
}
public void setStart(String start) {
this.start = start;
}
public String getEnd() {
return end;
}
public void setEnd(String end) {
this.end = end;
}
public String getAdvanceTime() {
return advanceTime;
}
public void setAdvanceTime(String advanceTime) {
this.advanceTime = advanceTime;
}
public String getSkipTime() {
return skipTime;
}
public void setSkipTime(String skipTime) {
this.skipTime = skipTime;
}
public boolean isWaitForNormalization() {
return waitForNormalization;
}
/**
* Used internally. Datafeeds do not need to wait renormalization to complete before continuing.
*
* For large jobs, renormalization can take minutes, causing datafeeds to needlessly pause execution.
*/
public void setWaitForNormalization(boolean waitForNormalization) {
this.waitForNormalization = waitForNormalization;
}
@Override
public int hashCode() {
return Objects.hash(jobId, calcInterim, start, end, advanceTime, skipTime, waitForNormalization);
}
@Override
public boolean equals(Object obj) {
if (this == obj) {
return true;
}
if (obj == null || getClass() != obj.getClass()) {
return false;
}
Request other = (Request) obj;
return Objects.equals(jobId, other.jobId) &&
calcInterim == other.calcInterim &&
waitForNormalization == other.waitForNormalization &&
Objects.equals(start, other.start) &&
Objects.equals(end, other.end) &&
Objects.equals(advanceTime, other.advanceTime) &&
Objects.equals(skipTime, other.skipTime);
}
@Override
public XContentBuilder toXContent(XContentBuilder builder, Params params) throws IOException {
builder.startObject();
builder.field(Job.ID.getPreferredName(), jobId);
builder.field(CALC_INTERIM.getPreferredName(), calcInterim);
if (start != null) {
builder.field(START.getPreferredName(), start);
}
if (end != null) {
builder.field(END.getPreferredName(), end);
}
if (advanceTime != null) {
builder.field(ADVANCE_TIME.getPreferredName(), advanceTime);
}
if (skipTime != null) {
builder.field(SKIP_TIME.getPreferredName(), skipTime);
}
builder.endObject();
return builder;
}
}
static class RequestBuilder extends ActionRequestBuilder {
RequestBuilder(ElasticsearchClient client, FlushJobAction action) {
super(client, action, new Request());
}
}
public static class Response extends BaseTasksResponse implements Writeable, ToXContentObject {
private final boolean flushed;
private final Instant lastFinalizedBucketEnd;
public Response(boolean flushed, @Nullable Instant lastFinalizedBucketEnd) {
super(null, null);
this.flushed = flushed;
// Round to millisecond accuracy to ensure round-tripping via XContent results in an equal object
this.lastFinalizedBucketEnd =
(lastFinalizedBucketEnd != null) ? Instant.ofEpochMilli(lastFinalizedBucketEnd.toEpochMilli()) : null;
}
public Response(StreamInput in) throws IOException {
super(in);
flushed = in.readBoolean();
if (in.getVersion().onOrAfter(Version.V_7_9_0)) {
lastFinalizedBucketEnd = in.readOptionalInstant();
} else {
long epochMillis = in.readVLong();
// Older versions will be storing zero when the desired behaviour was null
lastFinalizedBucketEnd = (epochMillis > 0) ? Instant.ofEpochMilli(epochMillis) : null;
}
}
@Override
public void writeTo(StreamOutput out) throws IOException {
super.writeTo(out);
out.writeBoolean(flushed);
if (out.getVersion().onOrAfter(Version.V_7_9_0)) {
out.writeOptionalInstant(lastFinalizedBucketEnd);
} else {
// Older versions cannot tolerate null on the wire even though the rest of the class is designed to cope with null
long epochMillis = (lastFinalizedBucketEnd != null) ? lastFinalizedBucketEnd.toEpochMilli() : 0;
out.writeVLong(epochMillis);
}
}
public boolean isFlushed() {
return flushed;
}
public Instant getLastFinalizedBucketEnd() {
return lastFinalizedBucketEnd;
}
@Override
public XContentBuilder toXContent(XContentBuilder builder, Params params) throws IOException {
builder.startObject();
builder.field("flushed", flushed);
if (lastFinalizedBucketEnd != null) {
builder.timeField(FlushAcknowledgement.LAST_FINALIZED_BUCKET_END.getPreferredName(),
FlushAcknowledgement.LAST_FINALIZED_BUCKET_END.getPreferredName() + "_string",
lastFinalizedBucketEnd.toEpochMilli());
}
builder.endObject();
return builder;
}
@Override
public boolean equals(Object o) {
if (this == o) return true;
if (o == null || getClass() != o.getClass()) return false;
Response response = (Response) o;
return flushed == response.flushed &&
Objects.equals(lastFinalizedBucketEnd, response.lastFinalizedBucketEnd);
}
@Override
public int hashCode() {
return Objects.hash(flushed, lastFinalizedBucketEnd);
}
}
}