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The MongoDB Asynchronous Driver
/*
* Copyright (c) 2008-2016 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.async.client;
import com.mongodb.MongoBulkWriteException;
import com.mongodb.MongoInternalException;
import com.mongodb.MongoNamespace;
import com.mongodb.MongoWriteConcernException;
import com.mongodb.MongoWriteException;
import com.mongodb.ReadConcern;
import com.mongodb.ReadPreference;
import com.mongodb.WriteConcern;
import com.mongodb.WriteConcernResult;
import com.mongodb.WriteError;
import com.mongodb.async.SingleResultCallback;
import com.mongodb.bulk.BulkWriteResult;
import com.mongodb.bulk.DeleteRequest;
import com.mongodb.bulk.IndexRequest;
import com.mongodb.bulk.InsertRequest;
import com.mongodb.bulk.UpdateRequest;
import com.mongodb.bulk.WriteRequest;
import com.mongodb.client.model.BulkWriteOptions;
import com.mongodb.client.model.CountOptions;
import com.mongodb.client.model.DeleteManyModel;
import com.mongodb.client.model.DeleteOneModel;
import com.mongodb.client.model.DeleteOptions;
import com.mongodb.client.model.FindOneAndDeleteOptions;
import com.mongodb.client.model.FindOneAndReplaceOptions;
import com.mongodb.client.model.FindOneAndUpdateOptions;
import com.mongodb.client.model.FindOptions;
import com.mongodb.client.model.IndexModel;
import com.mongodb.client.model.IndexOptions;
import com.mongodb.client.model.InsertManyOptions;
import com.mongodb.client.model.InsertOneModel;
import com.mongodb.client.model.InsertOneOptions;
import com.mongodb.client.model.RenameCollectionOptions;
import com.mongodb.client.model.ReplaceOneModel;
import com.mongodb.client.model.ReturnDocument;
import com.mongodb.client.model.UpdateManyModel;
import com.mongodb.client.model.UpdateOneModel;
import com.mongodb.client.model.UpdateOptions;
import com.mongodb.client.model.WriteModel;
import com.mongodb.client.result.DeleteResult;
import com.mongodb.client.result.UpdateResult;
import com.mongodb.diagnostics.logging.Logger;
import com.mongodb.diagnostics.logging.Loggers;
import com.mongodb.operation.AsyncOperationExecutor;
import com.mongodb.operation.CountOperation;
import com.mongodb.operation.CreateIndexesOperation;
import com.mongodb.operation.DropCollectionOperation;
import com.mongodb.operation.DropIndexOperation;
import com.mongodb.operation.FindAndDeleteOperation;
import com.mongodb.operation.FindAndReplaceOperation;
import com.mongodb.operation.FindAndUpdateOperation;
import com.mongodb.operation.MixedBulkWriteOperation;
import com.mongodb.operation.RenameCollectionOperation;
import org.bson.BsonDocument;
import org.bson.BsonDocumentWrapper;
import org.bson.BsonString;
import org.bson.BsonValue;
import org.bson.Document;
import org.bson.codecs.Codec;
import org.bson.codecs.CollectibleCodec;
import org.bson.codecs.configuration.CodecRegistry;
import org.bson.conversions.Bson;
import java.util.ArrayList;
import java.util.List;
import java.util.concurrent.TimeUnit;
import static com.mongodb.assertions.Assertions.notNull;
import static com.mongodb.internal.async.ErrorHandlingResultCallback.errorHandlingCallback;
import static java.lang.String.format;
import static java.util.Collections.singletonList;
import static java.util.concurrent.TimeUnit.MILLISECONDS;
class MongoCollectionImpl implements MongoCollection {
private static final Logger LOGGER = Loggers.getLogger("client");
private final MongoNamespace namespace;
private final Class documentClass;
private final ReadPreference readPreference;
private final CodecRegistry codecRegistry;
private final WriteConcern writeConcern;
private final ReadConcern readConcern;
private final AsyncOperationExecutor executor;
MongoCollectionImpl(final MongoNamespace namespace, final Class documentClass, final CodecRegistry codecRegistry,
final ReadPreference readPreference, final WriteConcern writeConcern, final ReadConcern readConcern,
final AsyncOperationExecutor executor) {
this.namespace = notNull("namespace", namespace);
this.documentClass = notNull("documentClass", documentClass);
this.codecRegistry = notNull("codecRegistry", codecRegistry);
this.readPreference = notNull("readPreference", readPreference);
this.writeConcern = notNull("writeConcern", writeConcern);
this.readConcern = notNull("readConcern", readConcern);
this.executor = notNull("executor", executor);
}
@Override
public MongoNamespace getNamespace() {
return namespace;
}
@Override
public Class getDocumentClass() {
return documentClass;
}
@Override
public CodecRegistry getCodecRegistry() {
return codecRegistry;
}
@Override
public ReadPreference getReadPreference() {
return readPreference;
}
@Override
public WriteConcern getWriteConcern() {
return writeConcern;
}
@Override
public ReadConcern getReadConcern() {
return readConcern;
}
@Override
public MongoCollection withDocumentClass(final Class newDocumentClass) {
return new MongoCollectionImpl(namespace, newDocumentClass, codecRegistry, readPreference, writeConcern, readConcern,
executor);
}
@Override
public MongoCollection withCodecRegistry(final CodecRegistry codecRegistry) {
return new MongoCollectionImpl(namespace, documentClass, codecRegistry, readPreference, writeConcern, readConcern,
executor);
}
@Override
public MongoCollection withReadPreference(final ReadPreference readPreference) {
return new MongoCollectionImpl(namespace, documentClass, codecRegistry, readPreference, writeConcern, readConcern,
executor);
}
@Override
public MongoCollection withWriteConcern(final WriteConcern writeConcern) {
return new MongoCollectionImpl(namespace, documentClass, codecRegistry, readPreference, writeConcern, readConcern,
executor);
}
@Override
public MongoCollection withReadConcern(final ReadConcern readConcern) {
return new MongoCollectionImpl(namespace, documentClass, codecRegistry, readPreference, writeConcern, readConcern,
executor);
}
@Override
public void count(final SingleResultCallback callback) {
count(new BsonDocument(), new CountOptions(), callback);
}
@Override
public void count(final Bson filter, final SingleResultCallback callback) {
count(filter, new CountOptions(), callback);
}
@Override
public void count(final Bson filter, final CountOptions options, final SingleResultCallback callback) {
CountOperation operation = new CountOperation(namespace)
.filter(toBsonDocument(filter))
.skip(options.getSkip())
.limit(options.getLimit())
.maxTime(options.getMaxTime(MILLISECONDS), MILLISECONDS)
.collation(options.getCollation());
if (options.getHint() != null) {
operation.hint(toBsonDocument(options.getHint()));
} else if (options.getHintString() != null) {
operation.hint(new BsonString(options.getHintString()));
}
executor.execute(operation, readPreference, callback);
}
@Override
public DistinctIterable distinct(final String fieldName, final Class resultClass) {
return distinct(fieldName, new BsonDocument(), resultClass);
}
@Override
public DistinctIterable distinct(final String fieldName, final Bson filter, final Class resultClass) {
return new DistinctIterableImpl(namespace, documentClass, resultClass, codecRegistry, readPreference,
readConcern, executor, fieldName, filter);
}
@Override
public FindIterable find() {
return find(new BsonDocument(), documentClass);
}
@Override
public FindIterable find(final Class resultClass) {
return find(new BsonDocument(), resultClass);
}
@Override
public FindIterable find(final Bson filter) {
return find(filter, documentClass);
}
@Override
public FindIterable find(final Bson filter, final Class resultClass) {
return new FindIterableImpl(namespace, documentClass, resultClass, codecRegistry, readPreference, readConcern,
executor, filter, new FindOptions());
}
@Override
public AggregateIterable aggregate(final List pipeline) {
return aggregate(pipeline, documentClass);
}
@Override
public AggregateIterable aggregate(final List pipeline, final Class resultClass) {
return new AggregateIterableImpl(namespace, documentClass, resultClass, codecRegistry, readPreference,
readConcern, writeConcern, executor, pipeline);
}
@Override
public MapReduceIterable mapReduce(final String mapFunction, final String reduceFunction) {
return mapReduce(mapFunction, reduceFunction, documentClass);
}
@Override
public MapReduceIterable mapReduce(final String mapFunction, final String reduceFunction,
final Class resultClass) {
return new MapReduceIterableImpl(namespace, documentClass, resultClass, codecRegistry, readPreference,
readConcern, writeConcern, executor, mapFunction, reduceFunction);
}
@Override
public void bulkWrite(final List> requests,
final SingleResultCallback callback) {
bulkWrite(requests, new BulkWriteOptions(), callback);
}
@SuppressWarnings("unchecked")
@Override
public void bulkWrite(final List> requests, final BulkWriteOptions options,
final SingleResultCallback callback) {
notNull("requests", requests);
List writeRequests = new ArrayList(requests.size());
for (WriteModel writeModel : requests) {
WriteRequest writeRequest;
if (writeModel == null) {
throw new IllegalArgumentException("requests can not contain a null value");
} else if (writeModel instanceof InsertOneModel) {
TDocument document = ((InsertOneModel) writeModel).getDocument();
if (getCodec() instanceof CollectibleCodec) {
document = ((CollectibleCodec) getCodec()).generateIdIfAbsentFromDocument(document);
}
writeRequest = new InsertRequest(documentToBsonDocument(document));
} else if (writeModel instanceof ReplaceOneModel) {
ReplaceOneModel replaceOneModel = (ReplaceOneModel) writeModel;
writeRequest = new UpdateRequest(toBsonDocument(replaceOneModel.getFilter()), documentToBsonDocument(replaceOneModel
.getReplacement()),
WriteRequest.Type.REPLACE)
.upsert(replaceOneModel.getOptions().isUpsert())
.collation(replaceOneModel.getOptions().getCollation());
} else if (writeModel instanceof UpdateOneModel) {
UpdateOneModel updateOneModel = (UpdateOneModel) writeModel;
writeRequest = new UpdateRequest(toBsonDocument(updateOneModel.getFilter()), toBsonDocument(updateOneModel.getUpdate()),
WriteRequest.Type.UPDATE)
.multi(false)
.upsert(updateOneModel.getOptions().isUpsert())
.collation(updateOneModel.getOptions().getCollation());
} else if (writeModel instanceof UpdateManyModel) {
UpdateManyModel updateManyModel = (UpdateManyModel) writeModel;
writeRequest = new UpdateRequest(toBsonDocument(updateManyModel.getFilter()), toBsonDocument(updateManyModel.getUpdate()),
WriteRequest.Type.UPDATE)
.multi(true)
.upsert(updateManyModel.getOptions().isUpsert())
.collation(updateManyModel.getOptions().getCollation());
} else if (writeModel instanceof DeleteOneModel) {
DeleteOneModel deleteOneModel = (DeleteOneModel) writeModel;
writeRequest = new DeleteRequest(toBsonDocument(deleteOneModel.getFilter())).multi(false)
.collation(deleteOneModel.getOptions().getCollation());
} else if (writeModel instanceof DeleteManyModel) {
DeleteManyModel deleteManyModel = (DeleteManyModel) writeModel;
writeRequest = new DeleteRequest(toBsonDocument(deleteManyModel.getFilter())).multi(true)
.collation(deleteManyModel.getOptions().getCollation());
} else {
throw new UnsupportedOperationException(format("WriteModel of type %s is not supported", writeModel.getClass()));
}
writeRequests.add(writeRequest);
}
executor.execute(new MixedBulkWriteOperation(namespace, writeRequests, options.isOrdered(), writeConcern)
.bypassDocumentValidation(options.getBypassDocumentValidation()), callback);
}
@Override
public void insertOne(final TDocument document, final SingleResultCallback callback) {
insertOne(document, new InsertOneOptions(), callback);
}
@Override
public void insertOne(final TDocument document, final InsertOneOptions options, final SingleResultCallback callback) {
TDocument insertDocument = document;
if (getCodec() instanceof CollectibleCodec) {
insertDocument = ((CollectibleCodec) getCodec()).generateIdIfAbsentFromDocument(insertDocument);
}
executeSingleWriteRequest(new InsertRequest(documentToBsonDocument(insertDocument)), options.getBypassDocumentValidation(),
new SingleResultCallback() {
@Override
public void onResult(final BulkWriteResult result, final Throwable t) {
callback.onResult(null, t);
}
});
}
@Override
public void insertMany(final List documents, final SingleResultCallback callback) {
insertMany(documents, new InsertManyOptions(), callback);
}
@Override
public void insertMany(final List documents, final InsertManyOptions options,
final SingleResultCallback callback) {
notNull("documents", documents);
List requests = new ArrayList(documents.size());
for (TDocument document : documents) {
if (document == null) {
throw new IllegalArgumentException("documents can not contain a null value");
}
if (getCodec() instanceof CollectibleCodec) {
document = ((CollectibleCodec) getCodec()).generateIdIfAbsentFromDocument(document);
}
requests.add(new InsertRequest(documentToBsonDocument(document)));
}
executor.execute(new MixedBulkWriteOperation(namespace, requests, options.isOrdered(), writeConcern)
.bypassDocumentValidation(options.getBypassDocumentValidation()), errorHandlingCallback(
new SingleResultCallback() {
@Override
public void onResult(final BulkWriteResult result, final Throwable t) {
callback.onResult(null, t);
}
}, LOGGER));
}
@Override
public void deleteOne(final Bson filter, final SingleResultCallback callback) {
deleteOne(filter, new DeleteOptions(), callback);
}
@Override
public void deleteOne(final Bson filter, final DeleteOptions options, final SingleResultCallback callback) {
delete(filter, options, false, callback);
}
@Override
public void deleteMany(final Bson filter, final SingleResultCallback callback) {
deleteMany(filter, new DeleteOptions(), callback);
}
@Override
public void deleteMany(final Bson filter, final DeleteOptions options, final SingleResultCallback callback) {
delete(filter, options, true, callback);
}
@Override
public void replaceOne(final Bson filter, final TDocument replacement, final SingleResultCallback callback) {
replaceOne(filter, replacement, new UpdateOptions(), callback);
}
@Override
public void replaceOne(final Bson filter, final TDocument replacement, final UpdateOptions options,
final SingleResultCallback callback) {
executeSingleWriteRequest(new UpdateRequest(toBsonDocument(filter), documentToBsonDocument(replacement), WriteRequest.Type.REPLACE)
.upsert(options.isUpsert()).collation(options.getCollation()), options.getBypassDocumentValidation(),
new SingleResultCallback() {
@Override
public void onResult(final BulkWriteResult result, final Throwable t) {
if (t != null) {
callback.onResult(null, t);
} else {
callback.onResult(toUpdateResult(result), null);
}
}
});
}
@Override
public void updateOne(final Bson filter, final Bson update, final SingleResultCallback callback) {
updateOne(filter, update, new UpdateOptions(), callback);
}
@Override
public void updateOne(final Bson filter, final Bson update, final UpdateOptions options,
final SingleResultCallback callback) {
update(filter, update, options, false, callback);
}
@Override
public void updateMany(final Bson filter, final Bson update, final SingleResultCallback callback) {
updateMany(filter, update, new UpdateOptions(), callback);
}
@Override
public void updateMany(final Bson filter, final Bson update, final UpdateOptions options,
final SingleResultCallback callback) {
update(filter, update, options, true, callback);
}
@Override
public void findOneAndDelete(final Bson filter, final SingleResultCallback callback) {
findOneAndDelete(filter, new FindOneAndDeleteOptions(), callback);
}
@Override
public void findOneAndDelete(final Bson filter, final FindOneAndDeleteOptions options, final SingleResultCallback callback) {
executor.execute(new FindAndDeleteOperation(namespace, writeConcern, getCodec())
.filter(toBsonDocument(filter))
.projection(toBsonDocument(options.getProjection()))
.sort(toBsonDocument(options.getSort()))
.maxTime(options.getMaxTime(MILLISECONDS), MILLISECONDS)
.collation(options.getCollation()), callback);
}
@Override
public void findOneAndReplace(final Bson filter, final TDocument replacement, final SingleResultCallback callback) {
findOneAndReplace(filter, replacement, new FindOneAndReplaceOptions(), callback);
}
@Override
public void findOneAndReplace(final Bson filter, final TDocument replacement, final FindOneAndReplaceOptions options,
final SingleResultCallback callback) {
executor.execute(new FindAndReplaceOperation(namespace, writeConcern, getCodec(), documentToBsonDocument(replacement))
.filter(toBsonDocument(filter))
.projection(toBsonDocument(options.getProjection()))
.sort(toBsonDocument(options.getSort()))
.returnOriginal(options.getReturnDocument() == ReturnDocument.BEFORE)
.upsert(options.isUpsert())
.maxTime(options.getMaxTime(MILLISECONDS), MILLISECONDS)
.bypassDocumentValidation(options.getBypassDocumentValidation())
.collation(options.getCollation()), callback);
}
@Override
public void findOneAndUpdate(final Bson filter, final Bson update, final SingleResultCallback callback) {
findOneAndUpdate(filter, update, new FindOneAndUpdateOptions(), callback);
}
@Override
public void findOneAndUpdate(final Bson filter, final Bson update, final FindOneAndUpdateOptions options,
final SingleResultCallback callback) {
executor.execute(new FindAndUpdateOperation(namespace, writeConcern, getCodec(), toBsonDocument(update))
.filter(toBsonDocument(filter))
.projection(toBsonDocument(options.getProjection()))
.sort(toBsonDocument(options.getSort()))
.returnOriginal(options.getReturnDocument() == ReturnDocument.BEFORE)
.upsert(options.isUpsert())
.maxTime(options.getMaxTime(MILLISECONDS), MILLISECONDS)
.bypassDocumentValidation(options.getBypassDocumentValidation())
.collation(options.getCollation()), callback);
}
@Override
public void drop(final SingleResultCallback callback) {
executor.execute(new DropCollectionOperation(namespace, writeConcern), callback);
}
@Override
public void createIndex(final Bson key, final SingleResultCallback callback) {
createIndex(key, new IndexOptions(), callback);
}
@Override
public void createIndex(final Bson key, final IndexOptions indexOptions, final SingleResultCallback callback) {
createIndexes(singletonList(new IndexModel(key, indexOptions)), new SingleResultCallback>() {
@Override
public void onResult(final List result, final Throwable t) {
if (t != null) {
callback.onResult(null, t);
} else {
callback.onResult(result.get(0), null);
}
}
});
}
@Override
public void createIndexes(final List indexes, final SingleResultCallback> callback) {
notNull("indexes", indexes);
List indexRequests = new ArrayList(indexes.size());
for (IndexModel model : indexes) {
if (model == null) {
throw new IllegalArgumentException("indexes can not contain a null value");
}
indexRequests.add(new IndexRequest(toBsonDocument(model.getKeys()))
.name(model.getOptions().getName())
.background(model.getOptions().isBackground())
.unique(model.getOptions().isUnique())
.sparse(model.getOptions().isSparse())
.expireAfter(model.getOptions().getExpireAfter(TimeUnit.SECONDS), TimeUnit.SECONDS)
.version(model.getOptions().getVersion())
.weights(toBsonDocument(model.getOptions().getWeights()))
.defaultLanguage(model.getOptions().getDefaultLanguage())
.languageOverride(model.getOptions().getLanguageOverride())
.textVersion(model.getOptions().getTextVersion())
.sphereVersion(model.getOptions().getSphereVersion())
.bits(model.getOptions().getBits())
.min(model.getOptions().getMin())
.max(model.getOptions().getMax())
.bucketSize(model.getOptions().getBucketSize())
.storageEngine(toBsonDocument(model.getOptions().getStorageEngine()))
.partialFilterExpression(toBsonDocument(model.getOptions().getPartialFilterExpression()))
.collation(model.getOptions().getCollation()));
}
final CreateIndexesOperation createIndexesOperation = new CreateIndexesOperation(getNamespace(), indexRequests, writeConcern);
executor.execute(createIndexesOperation, new SingleResultCallback() {
@Override
public void onResult(final Void result, final Throwable t) {
if (t != null) {
callback.onResult(null, t);
} else {
callback.onResult(createIndexesOperation.getIndexNames(), null);
}
}
});
}
@Override
public ListIndexesIterable listIndexes() {
return listIndexes(Document.class);
}
@Override
public ListIndexesIterable listIndexes(final Class resultClass) {
return new ListIndexesIterableImpl(namespace, resultClass, codecRegistry, readPreference, executor);
}
@Override
public void dropIndex(final String indexName, final SingleResultCallback callback) {
executor.execute(new DropIndexOperation(namespace, indexName, writeConcern), callback);
}
@Override
public void dropIndex(final Bson keys, final SingleResultCallback callback) {
executor.execute(new DropIndexOperation(namespace, keys.toBsonDocument(BsonDocument.class, codecRegistry), writeConcern), callback);
}
@Override
public void dropIndexes(final SingleResultCallback callback) {
dropIndex("*", callback);
}
@Override
public void renameCollection(final MongoNamespace newCollectionNamespace, final SingleResultCallback callback) {
renameCollection(newCollectionNamespace, new RenameCollectionOptions(), callback);
}
@Override
public void renameCollection(final MongoNamespace newCollectionNamespace, final RenameCollectionOptions options,
final SingleResultCallback callback) {
executor.execute(new RenameCollectionOperation(getNamespace(), newCollectionNamespace, writeConcern)
.dropTarget(options.isDropTarget()), callback);
}
private void delete(final Bson filter, final DeleteOptions options, final boolean multi,
final SingleResultCallback callback) {
executeSingleWriteRequest(new DeleteRequest(toBsonDocument(filter)).multi(multi).collation(options.getCollation()), null,
new SingleResultCallback() {
@Override
public void onResult(final BulkWriteResult result, final Throwable t) {
if (t != null) {
callback.onResult(null, t);
} else {
if (result.wasAcknowledged()) {
callback.onResult(DeleteResult.acknowledged(result.getDeletedCount()), null);
} else {
callback.onResult(DeleteResult.unacknowledged(), null);
}
}
}
});
}
private void update(final Bson filter, final Bson update, final UpdateOptions options, final boolean multi,
final SingleResultCallback callback) {
executeSingleWriteRequest(new UpdateRequest(toBsonDocument(filter), toBsonDocument(update), WriteRequest.Type.UPDATE)
.upsert(options.isUpsert()).multi(multi).collation(options.getCollation()), options.getBypassDocumentValidation(),
new SingleResultCallback() {
@Override
public void onResult(final BulkWriteResult result, final Throwable t) {
if (t != null) {
callback.onResult(null, t);
} else {
callback.onResult(toUpdateResult(result), null);
}
}
});
}
private void executeSingleWriteRequest(final WriteRequest request, final Boolean bypassDocumentValidation,
final SingleResultCallback callback) {
executor.execute(new MixedBulkWriteOperation(namespace, singletonList(request), true, writeConcern)
.bypassDocumentValidation(bypassDocumentValidation),
new SingleResultCallback() {
@Override
public void onResult(final BulkWriteResult result, final Throwable t) {
if (t instanceof MongoBulkWriteException) {
MongoBulkWriteException e = (MongoBulkWriteException) t;
if (e.getWriteErrors().isEmpty()) {
callback.onResult(null,
new MongoWriteConcernException(e.getWriteConcernError(),
translateBulkWriteResult(request,
e.getWriteResult()),
e.getServerAddress()));
} else {
callback.onResult(null, new MongoWriteException(new WriteError(e.getWriteErrors().get(0)),
e.getServerAddress()));
}
} else {
callback.onResult(result, t);
}
}
});
}
private WriteConcernResult translateBulkWriteResult(final WriteRequest request, final BulkWriteResult writeResult) {
switch (request.getType()) {
case INSERT:
return WriteConcernResult.acknowledged(writeResult.getInsertedCount(), false, null);
case DELETE:
return WriteConcernResult.acknowledged(writeResult.getDeletedCount(), false, null);
case UPDATE:
case REPLACE:
return WriteConcernResult.acknowledged(writeResult.getMatchedCount() + writeResult.getUpserts().size(),
writeResult.getMatchedCount() > 0,
writeResult.getUpserts().isEmpty()
? null : writeResult.getUpserts().get(0).getId());
default:
throw new MongoInternalException("Unhandled write request type: " + request.getType());
}
}
private UpdateResult toUpdateResult(final com.mongodb.bulk.BulkWriteResult result) {
if (result.wasAcknowledged()) {
Long modifiedCount = result.isModifiedCountAvailable() ? (long) result.getModifiedCount() : null;
BsonValue upsertedId = result.getUpserts().isEmpty() ? null : result.getUpserts().get(0).getId();
return UpdateResult.acknowledged(result.getMatchedCount(), modifiedCount, upsertedId);
} else {
return UpdateResult.unacknowledged();
}
}
private Codec getCodec() {
return getCodec(documentClass);
}
private Codec getCodec(final Class resultClass) {
return codecRegistry.get(resultClass);
}
private BsonDocument documentToBsonDocument(final TDocument document) {
return BsonDocumentWrapper.asBsonDocument(document, codecRegistry);
}
private BsonDocument toBsonDocument(final Bson document) {
return document == null ? null : document.toBsonDocument(documentClass, codecRegistry);
}
}
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