org.elasticsearch.xpack.core.ccr.action.FollowInfoAction 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.ccr.action;
import org.elasticsearch.action.ActionType;
import org.elasticsearch.action.ActionRequestValidationException;
import org.elasticsearch.action.ActionResponse;
import org.elasticsearch.action.support.master.MasterNodeReadRequest;
import org.elasticsearch.common.ParseField;
import org.elasticsearch.common.Strings;
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.ToXContentObject;
import org.elasticsearch.common.xcontent.XContentBuilder;
import java.io.IOException;
import java.util.Arrays;
import java.util.List;
import java.util.Objects;
public class FollowInfoAction extends ActionType {
public static final String NAME = "cluster:monitor/ccr/follow_info";
public static final FollowInfoAction INSTANCE = new FollowInfoAction();
private FollowInfoAction() {
super(NAME, FollowInfoAction.Response::new);
}
public static class Request extends MasterNodeReadRequest {
private String[] followerIndices;
public Request() {
}
public String[] getFollowerIndices() {
return followerIndices;
}
public void setFollowerIndices(String... followerIndices) {
this.followerIndices = followerIndices;
}
@Override
public ActionRequestValidationException validate() {
return null;
}
public Request(StreamInput in) throws IOException {
super(in);
followerIndices = in.readOptionalStringArray();
}
@Override
public void writeTo(StreamOutput out) throws IOException {
super.writeTo(out);
out.writeOptionalStringArray(followerIndices);
}
@Override
public boolean equals(Object o) {
if (this == o) return true;
if (o == null || getClass() != o.getClass()) return false;
Request request = (Request) o;
return Arrays.equals(followerIndices, request.followerIndices);
}
@Override
public int hashCode() {
return Arrays.hashCode(followerIndices);
}
}
public static class Response extends ActionResponse implements ToXContentObject {
public static final ParseField FOLLOWER_INDICES_FIELD = new ParseField("follower_indices");
private final List followInfos;
public Response(List followInfos) {
this.followInfos = followInfos;
}
public List getFollowInfos() {
return followInfos;
}
public Response(StreamInput in) throws IOException {
super(in);
followInfos = in.readList(FollowerInfo::new);
}
@Override
public void writeTo(StreamOutput out) throws IOException {
out.writeList(followInfos);
}
@Override
public XContentBuilder toXContent(XContentBuilder builder, Params params) throws IOException {
builder.startObject();
builder.startArray(FOLLOWER_INDICES_FIELD.getPreferredName());
for (FollowerInfo followInfo : followInfos) {
followInfo.toXContent(builder, params);
}
builder.endArray();
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 Objects.equals(followInfos, response.followInfos);
}
@Override
public int hashCode() {
return Objects.hash(followInfos);
}
public String toString() {
return Strings.toString(this);
}
public static class FollowerInfo implements Writeable, ToXContentObject {
public static final ParseField FOLLOWER_INDEX_FIELD = new ParseField("follower_index");
public static final ParseField REMOTE_CLUSTER_FIELD = new ParseField("remote_cluster");
public static final ParseField LEADER_INDEX_FIELD = new ParseField("leader_index");
public static final ParseField STATUS_FIELD = new ParseField("status");
public static final ParseField PARAMETERS_FIELD = new ParseField("parameters");
private final String followerIndex;
private final String remoteCluster;
private final String leaderIndex;
private final Status status;
private final FollowParameters parameters;
public FollowerInfo(String followerIndex, String remoteCluster, String leaderIndex, Status status,
FollowParameters parameters) {
this.followerIndex = followerIndex;
this.remoteCluster = remoteCluster;
this.leaderIndex = leaderIndex;
this.status = status;
this.parameters = parameters;
}
public String getFollowerIndex() {
return followerIndex;
}
public String getRemoteCluster() {
return remoteCluster;
}
public String getLeaderIndex() {
return leaderIndex;
}
public Status getStatus() {
return status;
}
public FollowParameters getParameters() {
return parameters;
}
FollowerInfo(StreamInput in) throws IOException {
followerIndex = in.readString();
remoteCluster = in.readString();
leaderIndex = in.readString();
status = Status.fromString(in.readString());
parameters = in.readOptionalWriteable(FollowParameters::new);
}
@Override
public void writeTo(StreamOutput out) throws IOException {
out.writeString(followerIndex);
out.writeString(remoteCluster);
out.writeString(leaderIndex);
out.writeString(status.name);
out.writeOptionalWriteable(parameters);
}
@Override
public XContentBuilder toXContent(XContentBuilder builder, Params params) throws IOException {
builder.startObject();
builder.field(FOLLOWER_INDEX_FIELD.getPreferredName(), followerIndex);
builder.field(REMOTE_CLUSTER_FIELD.getPreferredName(), remoteCluster);
builder.field(LEADER_INDEX_FIELD.getPreferredName(), leaderIndex);
builder.field(STATUS_FIELD.getPreferredName(), status.name);
if (parameters != null) {
builder.startObject(PARAMETERS_FIELD.getPreferredName());
{
parameters.toXContentFragment(builder);
}
builder.endObject();
}
builder.endObject();
return builder;
}
@Override
public boolean equals(Object o) {
if (this == o) return true;
if (o == null || getClass() != o.getClass()) return false;
FollowerInfo that = (FollowerInfo) o;
return Objects.equals(followerIndex, that.followerIndex) &&
Objects.equals(remoteCluster, that.remoteCluster) &&
Objects.equals(leaderIndex, that.leaderIndex) &&
status == that.status &&
Objects.equals(parameters, that.parameters);
}
@Override
public int hashCode() {
return Objects.hash(followerIndex, remoteCluster, leaderIndex, status, parameters);
}
public String toString() {
return Strings.toString(this);
}
}
public enum Status {
ACTIVE("active"),
PAUSED("paused");
private final String name;
Status(String name) {
this.name = name;
}
public static Status fromString(String value) {
switch (value) {
case "active":
return Status.ACTIVE;
case "paused":
return Status.PAUSED;
default:
throw new IllegalArgumentException("unexpected status value [" + value + "]");
}
}
}
}
}