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/*
* 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.
*/
package org.elasticsearch.script.mustache;
import org.elasticsearch.action.ActionRequest;
import org.elasticsearch.action.ActionRequestValidationException;
import org.elasticsearch.action.CompositeIndicesRequest;
import org.elasticsearch.action.support.IndicesOptions;
import org.elasticsearch.common.io.stream.StreamInput;
import org.elasticsearch.common.io.stream.StreamOutput;
import java.io.IOException;
import java.util.ArrayList;
import java.util.List;
import static org.elasticsearch.action.ValidateActions.addValidationError;
public class MultiSearchTemplateRequest extends ActionRequest implements CompositeIndicesRequest {
private int maxConcurrentSearchRequests = 0;
private List<SearchTemplateRequest> requests = new ArrayList<>();
private IndicesOptions indicesOptions = IndicesOptions.strictExpandOpenAndForbidClosed();
/**
* Add a search template request to execute. Note, the order is important, the search response will be returned in the
* same order as the search requests.
*/
public MultiSearchTemplateRequest add(SearchTemplateRequestBuilder request) {
requests.add(request.request());
return this;
}
/**
* Add a search template request to execute. Note, the order is important, the search response will be returned in the
* same order as the search requests.
*/
public MultiSearchTemplateRequest add(SearchTemplateRequest request) {
requests.add(request);
return this;
}
/**
* Returns the amount of search requests specified in this multi search requests are allowed to be ran concurrently.
*/
public int maxConcurrentSearchRequests() {
return maxConcurrentSearchRequests;
}
/**
* Sets how many search requests specified in this multi search requests are allowed to be ran concurrently.
*/
public MultiSearchTemplateRequest maxConcurrentSearchRequests(int maxConcurrentSearchRequests) {
if (maxConcurrentSearchRequests < 1) {
throw new IllegalArgumentException("maxConcurrentSearchRequests must be positive");
}
this.maxConcurrentSearchRequests = maxConcurrentSearchRequests;
return this;
}
public List<SearchTemplateRequest> requests() {
return this.requests;
}
@Override
public ActionRequestValidationException validate() {
ActionRequestValidationException validationException = null;
if (requests.isEmpty()) {
validationException = addValidationError("no requests added", validationException);
}
for (SearchTemplateRequest request : requests) {
ActionRequestValidationException ex = request.validate();
if (ex != null) {
if (validationException == null) {
validationException = new ActionRequestValidationException();
}
validationException.addValidationErrors(ex.validationErrors());
}
}
return validationException;
}
public IndicesOptions indicesOptions() {
return indicesOptions;
}
public MultiSearchTemplateRequest indicesOptions(IndicesOptions indicesOptions) {
this.indicesOptions = indicesOptions;
return this;
}
@Override
public void readFrom(StreamInput in) throws IOException {
super.readFrom(in);
maxConcurrentSearchRequests = in.readVInt();
requests = in.readStreamableList(SearchTemplateRequest::new);
}
@Override
public void writeTo(StreamOutput out) throws IOException {
super.writeTo(out);
out.writeVInt(maxConcurrentSearchRequests);
out.writeStreamableList(requests);
}
}
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