org.elasticsearch.action.admin.cluster.node.tasks.list.ListTasksRequest 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 and the Server Side Public License, v 1; you may not use this file except
* in compliance with, at your election, the Elastic License 2.0 or the Server
* Side Public License, v 1.
*/
package org.elasticsearch.action.admin.cluster.node.tasks.list;
import org.elasticsearch.Version;
import org.elasticsearch.action.ActionRequestValidationException;
import org.elasticsearch.action.support.tasks.BaseTasksRequest;
import org.elasticsearch.common.Strings;
import org.elasticsearch.common.io.stream.StreamInput;
import org.elasticsearch.common.io.stream.StreamOutput;
import org.elasticsearch.tasks.Task;
import java.io.IOException;
import static org.elasticsearch.action.ValidateActions.addValidationError;
import static org.elasticsearch.common.regex.Regex.simpleMatch;
import static org.elasticsearch.common.util.CollectionUtils.isEmpty;
/**
* A request to get node tasks
*/
public class ListTasksRequest extends BaseTasksRequest {
public static final String[] ANY_DESCRIPTION = Strings.EMPTY_ARRAY;
private boolean detailed = false;
private boolean waitForCompletion = false;
private String[] descriptions = ANY_DESCRIPTION;
public ListTasksRequest() {}
public ListTasksRequest(StreamInput in) throws IOException {
super(in);
detailed = in.readBoolean();
waitForCompletion = in.readBoolean();
if (in.getVersion().onOrAfter(Version.V_7_13_0)) {
descriptions = in.readStringArray();
}
}
@Override
public void writeTo(StreamOutput out) throws IOException {
super.writeTo(out);
out.writeBoolean(detailed);
out.writeBoolean(waitForCompletion);
if (out.getVersion().onOrAfter(Version.V_7_13_0)) {
out.writeStringArray(descriptions);
}
}
@Override
public ActionRequestValidationException validate() {
ActionRequestValidationException validationException = super.validate();
if (descriptions.length > 0 && detailed == false) {
validationException = addValidationError(
"matching on descriptions is not available when [detailed] is false",
validationException
);
}
return validationException;
}
@Override
public boolean match(Task task) {
return super.match(task) && (isEmpty(getDescriptions()) || simpleMatch(getDescriptions(), task.getDescription()));
}
/**
* Should the detailed task information be returned.
*/
public boolean getDetailed() {
return this.detailed;
}
/**
* Should the detailed task information be returned.
*/
public ListTasksRequest setDetailed(boolean detailed) {
this.detailed = detailed;
return this;
}
/**
* Should this request wait for all found tasks to complete?
*/
public boolean getWaitForCompletion() {
return waitForCompletion;
}
/**
* Should this request wait for all found tasks to complete?
*/
public ListTasksRequest setWaitForCompletion(boolean waitForCompletion) {
this.waitForCompletion = waitForCompletion;
return this;
}
/**
* Description patters on which to match.
*
* If other matching criteria are set, descriptions are matched last once other criteria are satisfied
*
* Matching on descriptions is only available if `detailed` is `true`.
* @return array of absolute or simple wildcard matching strings
*/
public String[] getDescriptions() {
return descriptions;
}
public ListTasksRequest setDescriptions(String... descriptions) {
this.descriptions = descriptions;
return this;
}
}