org.opensearch.action.admin.indices.template.get.GetComposableIndexTemplateAction Maven / Gradle / Ivy
/*
* SPDX-License-Identifier: Apache-2.0
*
* The OpenSearch Contributors require contributions made to
* this file be licensed under the Apache-2.0 license or a
* compatible open source license.
*/
/*
* 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.
*/
/*
* Modifications Copyright OpenSearch Contributors. See
* GitHub history for details.
*/
package org.opensearch.action.admin.indices.template.get;
import org.opensearch.action.ActionRequestValidationException;
import org.opensearch.action.ActionResponse;
import org.opensearch.action.ActionType;
import org.opensearch.action.support.master.MasterNodeReadRequest;
import org.opensearch.cluster.metadata.ComposableIndexTemplate;
import org.opensearch.common.Nullable;
import org.opensearch.common.ParseField;
import org.opensearch.common.io.stream.StreamInput;
import org.opensearch.common.io.stream.StreamOutput;
import org.opensearch.common.xcontent.ToXContentObject;
import org.opensearch.common.xcontent.XContentBuilder;
import java.io.IOException;
import java.util.Map;
import java.util.Objects;
public class GetComposableIndexTemplateAction extends ActionType {
public static final GetComposableIndexTemplateAction INSTANCE = new GetComposableIndexTemplateAction();
public static final String NAME = "indices:admin/index_template/get";
private GetComposableIndexTemplateAction() {
super(NAME, GetComposableIndexTemplateAction.Response::new);
}
/**
* Request that to retrieve one or more index templates
*/
public static class Request extends MasterNodeReadRequest {
@Nullable
private String name;
public Request() {}
public Request(@Nullable String name) {
this.name = name;
}
public Request(StreamInput in) throws IOException {
super(in);
name = in.readOptionalString();
}
@Override
public void writeTo(StreamOutput out) throws IOException {
super.writeTo(out);
out.writeOptionalString(name);
}
@Override
public ActionRequestValidationException validate() {
return null;
}
/**
* Sets the name of the index template.
*/
public Request name(String name) {
this.name = name;
return this;
}
/**
* The name of the index templates.
*/
public String name() {
return this.name;
}
@Override
public int hashCode() {
return Objects.hash(name);
}
@Override
public boolean equals(Object obj) {
if (obj == null) {
return false;
}
if (getClass() != obj.getClass()) {
return false;
}
Request other = (Request) obj;
return Objects.equals(name, other.name);
}
}
public static class Response extends ActionResponse implements ToXContentObject {
public static final ParseField NAME = new ParseField("name");
public static final ParseField INDEX_TEMPLATES = new ParseField("index_templates");
public static final ParseField INDEX_TEMPLATE = new ParseField("index_template");
private final Map indexTemplates;
public Response(StreamInput in) throws IOException {
super(in);
indexTemplates = in.readMap(StreamInput::readString, ComposableIndexTemplate::new);
}
public Response(Map indexTemplates) {
this.indexTemplates = indexTemplates;
}
public Map indexTemplates() {
return indexTemplates;
}
@Override
public void writeTo(StreamOutput out) throws IOException {
out.writeMap(indexTemplates, StreamOutput::writeString, (o, v) -> v.writeTo(o));
}
@Override
public boolean equals(Object o) {
if (this == o) return true;
if (o == null || getClass() != o.getClass()) return false;
GetComposableIndexTemplateAction.Response that = (GetComposableIndexTemplateAction.Response) o;
return Objects.equals(indexTemplates, that.indexTemplates);
}
@Override
public int hashCode() {
return Objects.hash(indexTemplates);
}
@Override
public XContentBuilder toXContent(XContentBuilder builder, Params params) throws IOException {
builder.startObject();
builder.startArray(INDEX_TEMPLATES.getPreferredName());
for (Map.Entry indexTemplate : this.indexTemplates.entrySet()) {
builder.startObject();
builder.field(NAME.getPreferredName(), indexTemplate.getKey());
builder.field(INDEX_TEMPLATE.getPreferredName(), indexTemplate.getValue());
builder.endObject();
}
builder.endArray();
builder.endObject();
return builder;
}
}
}