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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.index.query.support;
import org.elasticsearch.ElasticsearchException;
import org.elasticsearch.action.support.ToXContentToBytes;
import org.elasticsearch.common.bytes.BytesReference;
import org.elasticsearch.common.io.stream.BytesStreamOutput;
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.ToXContent;
import org.elasticsearch.common.xcontent.XContentBuilder;
import org.elasticsearch.common.xcontent.XContentFactory;
import org.elasticsearch.common.xcontent.XContentParser;
import org.elasticsearch.common.xcontent.XContentType;
import org.elasticsearch.search.fetch.innerhits.InnerHitsBuilder;
import java.io.IOException;
/**
*/
public class QueryInnerHits extends ToXContentToBytes implements Writeable<QueryInnerHits> {
private final BytesReference queryInnerHitsSearchSource;
public QueryInnerHits(StreamInput input) throws IOException {
queryInnerHitsSearchSource = input.readBytesReference();
}
public QueryInnerHits(XContentParser parser) throws IOException {
BytesStreamOutput out = new BytesStreamOutput();
try (XContentBuilder builder = XContentFactory.cborBuilder(out)) {
builder.copyCurrentStructure(parser);
queryInnerHitsSearchSource = builder.bytes();
}
}
public QueryInnerHits() {
this(null, null);
}
public QueryInnerHits(String name, InnerHitsBuilder.InnerHit innerHit) {
BytesStreamOutput out = new BytesStreamOutput();
try (XContentBuilder builder = XContentFactory.cborBuilder(out)) {
builder.startObject();
if (name != null) {
builder.field("name", name);
}
if (innerHit != null) {
innerHit.toXContent(builder, ToXContent.EMPTY_PARAMS);
}
builder.endObject();
this.queryInnerHitsSearchSource = builder.bytes();
} catch (IOException e) {
throw new ElasticsearchException("failed to build xcontent", e);
}
}
@Override
public QueryInnerHits readFrom(StreamInput in) throws IOException {
return new QueryInnerHits(in);
}
@Override
public XContentBuilder toXContent(XContentBuilder builder, Params params) throws IOException {
builder.field("inner_hits");
try (XContentParser parser = XContentType.CBOR.xContent().createParser(queryInnerHitsSearchSource)) {
builder.copyCurrentStructure(parser);
}
return builder;
}
@Override
public void writeTo(StreamOutput out) throws IOException {
out.writeBytesReference(queryInnerHitsSearchSource);
}
public XContentParser getXcontentParser() throws IOException {
return XContentType.CBOR.xContent().createParser(queryInnerHitsSearchSource);
}
@Override
public boolean equals(Object o) {
if (this == o) return true;
if (o == null || getClass() != o.getClass()) return false;
QueryInnerHits that = (QueryInnerHits) o;
return queryInnerHitsSearchSource.equals(that.queryInnerHitsSearchSource);
}
@Override
public int hashCode() {
return queryInnerHitsSearchSource.hashCode();
}
}
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