com.mongodb.operation.CommandResultDocumentCodec Maven / Gradle / Ivy
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/*
* Copyright 2008-present MongoDB, Inc.
*
* Licensed 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 com.mongodb.operation;
import org.bson.BsonDocument;
import org.bson.BsonDocumentWrapper;
import org.bson.BsonReader;
import org.bson.BsonType;
import org.bson.BsonValue;
import org.bson.codecs.BsonDocumentCodec;
import org.bson.codecs.Codec;
import org.bson.codecs.Decoder;
import org.bson.codecs.DecoderContext;
import org.bson.codecs.configuration.CodecRegistry;
import java.util.Collections;
import java.util.List;
import static org.bson.codecs.configuration.CodecRegistries.fromProviders;
// @deprecated Usage of this API is not supported in AEM as a Cloud Service.
@Deprecated(since = "2021-05-27")
class CommandResultDocumentCodec extends BsonDocumentCodec {
private final Decoder payloadDecoder;
private final List fieldsContainingPayload;
CommandResultDocumentCodec(final CodecRegistry registry, final Decoder payloadDecoder, final List fieldsContainingPayload) {
super(registry);
this.payloadDecoder = payloadDecoder;
this.fieldsContainingPayload = fieldsContainingPayload;
}
static Codec create(final Decoder decoder, final String fieldContainingPayload) {
return create(decoder, Collections.singletonList(fieldContainingPayload));
}
static
Codec create(final Decoder decoder, final List fieldsContainingPayload) {
CodecRegistry registry = fromProviders(new CommandResultCodecProvider(decoder, fieldsContainingPayload));
return registry.get(BsonDocument.class);
}
@Override
protected BsonValue readValue(final BsonReader reader, final DecoderContext decoderContext) {
if (fieldsContainingPayload.contains(reader.getCurrentName())) {
if (reader.getCurrentBsonType() == BsonType.DOCUMENT) {
return new BsonDocumentWrapper(payloadDecoder.decode(reader, decoderContext), null);
} else if (reader.getCurrentBsonType() == BsonType.ARRAY) {
return new CommandResultArrayCodec(getCodecRegistry(), payloadDecoder).decode(reader, decoderContext);
}
}
return super.readValue(reader, decoderContext);
}
}