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The MongoDB Driver uber-artifact that combines mongodb-driver-sync and the legacy driver

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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.client.internal;

import com.mongodb.lang.Nullable;
import org.bson.BsonDocument;

import static com.mongodb.assertions.Assertions.notNull;

class CollectionInfoRetriever {

    private final SimpleMongoClient client;

    CollectionInfoRetriever(final SimpleMongoClient client) {
        this.client = notNull("client", client);
    }

    @Nullable
    public BsonDocument filter(final String databaseName, final BsonDocument filter) {
        return client.getDatabase(databaseName).listCollections(BsonDocument.class).filter(filter).first();
    }
}




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