org.elasticsearch.xpack.core.ml.action.GetCategoriesAction Maven / Gradle / Ivy
Go to download
Show more of this group Show more artifacts with this name
Show all versions of x-pack-core Show documentation
Show all versions of x-pack-core Show documentation
Elasticsearch Expanded Pack Plugin - Core
/*
* 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.ActionRequest;
import org.elasticsearch.action.ActionRequestBuilder;
import org.elasticsearch.action.ActionRequestValidationException;
import org.elasticsearch.action.ActionType;
import org.elasticsearch.client.ElasticsearchClient;
import org.elasticsearch.common.ParseField;
import org.elasticsearch.common.io.stream.StreamInput;
import org.elasticsearch.common.io.stream.StreamOutput;
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.action.AbstractGetResourcesResponse;
import org.elasticsearch.xpack.core.action.util.PageParams;
import org.elasticsearch.xpack.core.action.util.QueryPage;
import org.elasticsearch.xpack.core.ml.job.config.Job;
import org.elasticsearch.xpack.core.ml.job.results.CategoryDefinition;
import org.elasticsearch.xpack.core.ml.utils.ExceptionsHelper;
import java.io.IOException;
import java.util.Objects;
import static org.elasticsearch.action.ValidateActions.addValidationError;
public class GetCategoriesAction extends ActionType {
public static final GetCategoriesAction INSTANCE = new GetCategoriesAction();
public static final String NAME = "cluster:monitor/xpack/ml/job/results/categories/get";
private GetCategoriesAction() {
super(NAME, Response::new);
}
public static class Request extends ActionRequest implements ToXContentObject {
public static final ParseField CATEGORY_ID = CategoryDefinition.CATEGORY_ID;
public static final ParseField FROM = new ParseField("from");
public static final ParseField SIZE = new ParseField("size");
public static final ParseField PARTITION_FIELD_VALUE = CategoryDefinition.PARTITION_FIELD_VALUE;
private static final ObjectParser PARSER = new ObjectParser<>(NAME, Request::new);
static {
PARSER.declareString((request, jobId) -> request.jobId = jobId, Job.ID);
PARSER.declareLong(Request::setCategoryId, CATEGORY_ID);
PARSER.declareObject(Request::setPageParams, PageParams.PARSER, PageParams.PAGE);
PARSER.declareString(Request::setPartitionFieldValue, PARTITION_FIELD_VALUE);
}
public static Request parseRequest(String jobId, XContentParser parser) {
Request request = PARSER.apply(parser, null);
if (jobId != null) {
request.jobId = jobId;
}
return request;
}
private String jobId;
private Long categoryId;
private PageParams pageParams;
private String partitionFieldValue;
public Request(String jobId) {
this.jobId = ExceptionsHelper.requireNonNull(jobId, Job.ID.getPreferredName());
}
public Request() {
}
public Request(StreamInput in) throws IOException {
super(in);
jobId = in.readString();
categoryId = in.readOptionalLong();
pageParams = in.readOptionalWriteable(PageParams::new);
if (in.getVersion().onOrAfter(Version.V_7_9_0)) {
partitionFieldValue = in.readOptionalString();
}
}
public String getJobId() { return jobId; }
public PageParams getPageParams() { return pageParams; }
public Long getCategoryId() { return categoryId; }
public void setCategoryId(Long categoryId) {
if (pageParams != null) {
throw new IllegalArgumentException("Param [" + CATEGORY_ID.getPreferredName() + "] is incompatible with ["
+ PageParams.FROM.getPreferredName() + ", " + PageParams.SIZE.getPreferredName() + "].");
}
this.categoryId = ExceptionsHelper.requireNonNull(categoryId, CATEGORY_ID.getPreferredName());
}
public void setPageParams(PageParams pageParams) {
if (categoryId != null) {
throw new IllegalArgumentException("Param [" + PageParams.FROM.getPreferredName() + ", "
+ PageParams.SIZE.getPreferredName() + "] is incompatible with [" + CATEGORY_ID.getPreferredName() + "].");
}
this.pageParams = pageParams;
}
public String getPartitionFieldValue() {
return partitionFieldValue;
}
public void setPartitionFieldValue(String partitionFieldValue) {
this.partitionFieldValue = partitionFieldValue;
}
@Override
public ActionRequestValidationException validate() {
ActionRequestValidationException validationException = null;
if (pageParams == null && categoryId == null) {
validationException = addValidationError("Both [" + CATEGORY_ID.getPreferredName() + "] and ["
+ PageParams.FROM.getPreferredName() + ", " + PageParams.SIZE.getPreferredName() + "] "
+ "cannot be null" , validationException);
}
return validationException;
}
@Override
public void writeTo(StreamOutput out) throws IOException {
super.writeTo(out);
out.writeString(jobId);
out.writeOptionalLong(categoryId);
out.writeOptionalWriteable(pageParams);
if (out.getVersion().onOrAfter(Version.V_7_9_0)) {
out.writeOptionalString(partitionFieldValue);
}
}
@Override
public XContentBuilder toXContent(XContentBuilder builder, Params params) throws IOException {
builder.startObject();
builder.field(Job.ID.getPreferredName(), jobId);
if (categoryId != null) {
builder.field(CATEGORY_ID.getPreferredName(), categoryId);
}
if (pageParams != null) {
builder.field(PageParams.PAGE.getPreferredName(), pageParams);
}
if (partitionFieldValue != null) {
builder.field(PARTITION_FIELD_VALUE.getPreferredName(), partitionFieldValue);
}
builder.endObject();
return builder;
}
@Override
public boolean equals(Object o) {
if (this == o)
return true;
if (o == null || getClass() != o.getClass())
return false;
Request request = (Request) o;
return Objects.equals(jobId, request.jobId)
&& Objects.equals(categoryId, request.categoryId)
&& Objects.equals(pageParams, request.pageParams)
&& Objects.equals(partitionFieldValue, request.partitionFieldValue);
}
@Override
public int hashCode() {
return Objects.hash(jobId, categoryId, pageParams, partitionFieldValue);
}
}
public static class RequestBuilder extends ActionRequestBuilder {
public RequestBuilder(ElasticsearchClient client, GetCategoriesAction action) {
super(client, action, new Request());
}
}
public static class Response extends AbstractGetResourcesResponse implements ToXContentObject {
public Response(QueryPage result) {
super(result);
}
public Response(StreamInput in) throws IOException {
super(in);
}
public QueryPage getResult() {
return getResources();
}
@Override
protected Reader getReader() {
return CategoryDefinition::new;
}
}
}