/*
 * 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.lang.Nullable;
import org.bson.conversions.Bson;

import java.util.List;

The options to apply when updating documents.
Since:
3.0
@mongodb.driver.manual
tutorial/modify-documents/ Updates
@mongodb.driver.manual
reference/operator/update/ Update Operators
@mongodb.driver.manual
reference/command/update/ Update Command/**
 * The options to apply when updating documents.
 *
 * @since 3.0
 * @mongodb.driver.manual tutorial/modify-documents/ Updates
 * @mongodb.driver.manual reference/operator/update/ Update Operators
 * @mongodb.driver.manual reference/command/update/ Update Command
 */
public class UpdateOptions {
    private boolean upsert;
    private Boolean bypassDocumentValidation;
    private Collation collation;
    private List<? extends Bson> arrayFilters;
    private Bson hint;
    private String hintString;

    
Returns true if a new document should be inserted if there are no matches to the query filter.  The default is false.
Returns:
true if a new document should be inserted if there are no matches to the query filter/**
     * Returns true if a new document should be inserted if there are no matches to the query filter.  The default is false.
     *
     * @return true if a new document should be inserted if there are no matches to the query filter
     */
    public boolean isUpsert() {
        return upsert;
    }

    
Set to true if a new document should be inserted if there are no matches to the query filter.
Params:
upsert – true if a new document should be inserted if there are no matches to the query filter
Returns:
this/**
     * Set to true if a new document should be inserted if there are no matches to the query filter.
     *
     * @param upsert true if a new document should be inserted if there are no matches to the query filter
     * @return this
     */
    public UpdateOptions upsert(final boolean upsert) {
        this.upsert = upsert;
        return this;
    }

    
Gets the the bypass document level validation flag
Returns:
the bypass document level validation flag
Since:
3.2
@mongodb.server.release
3.2/**
     * Gets the the bypass document level validation flag
     *
     * @return the bypass document level validation flag
     * @since 3.2
     * @mongodb.server.release 3.2
     */
    @Nullable
    public Boolean getBypassDocumentValidation() {
        return bypassDocumentValidation;
    }

    
Sets the bypass document level validation flag.
Params:
bypassDocumentValidation – If true, allows the write to opt-out of document level validation.
Returns:
this
Since:
3.2
@mongodb.server.release
3.2/**
     * Sets the bypass document level validation flag.
     *
     * @param bypassDocumentValidation If true, allows the write to opt-out of document level validation.
     * @return this
     * @since 3.2
     * @mongodb.server.release 3.2
     */
    public UpdateOptions bypassDocumentValidation(@Nullable final Boolean bypassDocumentValidation) {
        this.bypassDocumentValidation = bypassDocumentValidation;
        return this;
    }

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

    
Sets the collation options
A null value represents the server default.
Params:
collation – the collation options to use
Returns:
this
Since:
3.4
@mongodb.server.release
3.4/**
     * Sets the collation options
     *
     * <p>A null value represents the server default.</p>
     * @param collation the collation options to use
     * @return this
     * @since 3.4
     * @mongodb.server.release 3.4
     */
    public UpdateOptions collation(@Nullable final Collation collation) {
        this.collation = collation;
        return this;
    }

    
Sets the array filters option
Params:
arrayFilters – the array filters, which may be null
Returns:
this
Since:
3.6
@mongodb.server.release
3.6/**
     * Sets the array filters option
     *
     * @param arrayFilters the array filters, which may be null
     * @return this
     * @since 3.6
     * @mongodb.server.release 3.6
     */
    public UpdateOptions arrayFilters(@Nullable final List<? extends Bson> arrayFilters) {
        this.arrayFilters = arrayFilters;
        return this;
    }

    
Returns the array filters option
Returns:
the array filters, which may be null
Since:
3.6
@mongodb.server.release
3.6/**
     * Returns the array filters option
     *
     * @return the array filters, which may be null
     * @since 3.6
     * @mongodb.server.release 3.6
     */
    @Nullable
    public List<? extends Bson> getArrayFilters() {
        return arrayFilters;
    }

    
Returns the hint for which index to use. The default is not to set a hint.
Returns:
the hint
Since:
4.1/**
     * Returns the hint for which index to use. The default is not to set a hint.
     *
     * @return the hint
     * @since 4.1
     */
    @Nullable
    public Bson getHint() {
        return hint;
    }

    
Sets the hint for which index to use. A null value means no hint is set.
Params:
hint – the hint
Returns:
this
Since:
4.1/**
     * Sets the hint for which index to use. A null value means no hint is set.
     *
     * @param hint the hint
     * @return this
     * @since 4.1
     */
    public UpdateOptions hint(@Nullable final Bson hint) {
        this.hint = hint;
        return this;
    }

    
Gets the hint string to apply.
Returns:
the hint string, which should be the name of an existing index
Since:
4.1/**
     * Gets the hint string to apply.
     *
     * @return the hint string, which should be the name of an existing index
     * @since 4.1
     */
    @Nullable
    public String getHintString() {
        return hintString;
    }

    
Sets the hint to apply.
Params:
hint – the name of the index which should be used for the operation
Returns:
this
Since:
4.1/**
     * Sets the hint to apply.
     *
     * @param hint the name of the index which should be used for the operation
     * @return this
     * @since 4.1
     */
    public UpdateOptions hintString(@Nullable final String hint) {
        this.hintString = hint;
        return this;
    }

    @Override
    public String toString() {
        return "UpdateOptions{"
                + "upsert=" + upsert
                + ", bypassDocumentValidation=" + bypassDocumentValidation
                + ", collation=" + collation
                + ", arrayFilters=" + arrayFilters
                + ", hint=" + hint
                + ", hintString=" + hintString
                + '}';
    }
}