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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.model;

import com.mongodb.DBObject;
import com.mongodb.ReadConcern;
import com.mongodb.ReadPreference;
import com.mongodb.lang.Nullable;

/**
 *  The options for a distinct operation.
 *
 *  @since 3.4
 *  @mongodb.driver.manual reference/command/count/ Count
 *
 * @deprecated Usage of this API is not supported in AEM as a Cloud Service.
 */
@Deprecated(since = "2021-05-27")
public class DBCollectionDistinctOptions {

    private DBObject filter;

    private ReadPreference readPreference;

    private ReadConcern readConcern;

    private Collation collation;

    /**
     * Construct a new instance
     */
    public DBCollectionDistinctOptions() {
    }

    /**
     * Gets the selection query to determine the subset of documents from which to retrieve the distinct values
     *
     * @return the query
     */
    @Nullable
    public DBObject getFilter() {
        return filter;
    }

    /**
     * Sets the selection query to determine the subset of documents from which to retrieve the distinct values.
     *
     * @param filter the selection query to determine the subset of documents from which to retrieve the distinct values
     * @return this
     */
    public DBCollectionDistinctOptions filter(@Nullable final DBObject filter) {
        this.filter = filter;
        return this;
    }

    /**
     * Returns the readPreference
     *
     * @return the readPreference
     */
    @Nullable
    public ReadPreference getReadPreference() {
        return readPreference;
    }

    /**
     * Sets the readPreference
     *
     * @param readPreference the readPreference
     * @return this
     */
    public DBCollectionDistinctOptions readPreference(@Nullable final ReadPreference readPreference) {
        this.readPreference = readPreference;
        return this;
    }

    /**
     * Returns the readConcern
     *
     * @return the readConcern
     * @mongodb.server.release 3.2
     */
    @Nullable
    public ReadConcern getReadConcern() {
        return readConcern;
    }

    /**
     * Sets the readConcern
     *
     * @param readConcern the readConcern
     * @return this
     * @mongodb.server.release 3.2
     */
    public DBCollectionDistinctOptions readConcern(@Nullable final ReadConcern readConcern) {
        this.readConcern = readConcern;
        return this;
    }

    /**
     * Returns the collation options
     *
     * @return the collation options
     * @mongodb.server.release 3.4
     */
    @Nullable
    public Collation getCollation() {
        return collation;
    }

    /**
     * Sets the collation
     *
     * @param collation the collation
     * @return this
     * @mongodb.server.release 3.4
     */
    public DBCollectionDistinctOptions collation(@Nullable final Collation collation) {
        this.collation = collation;
        return this;
    }
}