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/*
* Copyright (c) 2015, 2020, Oracle and/or its affiliates.
*
* This program is free software; you can redistribute it and/or modify it under
* the terms of the GNU General Public License, version 2.0, as published by the
* Free Software Foundation.
*
* This program is also distributed with certain software (including but not
* limited to OpenSSL) that is licensed under separate terms, as designated in a
* particular file or component or in included license documentation. The
* authors of MySQL hereby grant you an additional permission to link the
* program and your derivative works with the separately licensed software that
* they have included with MySQL.
*
* Without limiting anything contained in the foregoing, this file, which is
* part of MySQL Connector/J, is also subject to the Universal FOSS Exception,
* version 1.0, a copy of which can be found at
* http://oss.oracle.com/licenses/universal-foss-exception.
*
* This program is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
* FOR A PARTICULAR PURPOSE. See the GNU General Public License, version 2.0,
* for more details.
*
* You should have received a copy of the GNU General Public License along with
* this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
package com.mysql.cj.xdevapi;
/**
* A statement representing a set of document modifications.
*/
public interface ModifyStatement extends Statement {
/**
* Add/replace the order specification for this statement.
*
* @param sortFields
* sort expression
* @return {@link ModifyStatement}
*/
ModifyStatement sort(String... sortFields);
/**
* Add/replace the document limit for this statement.
*
* @param numberOfRows
* limit
* @return {@link ModifyStatement}
*/
ModifyStatement limit(long numberOfRows);
/**
* Add an update to the statement setting the field as the document path to the given value for all documents matching the search criteria.
*
* @param docPath
* document path to the given value
* @param value
* value to set
* @return {@link ModifyStatement}
*/
ModifyStatement set(String docPath, Object value);
/**
* Add an update to the statement setting the field, if it exists at the document path, to the given value.
*
* @param docPath
* document path to the given value
* @param value
* value to set
* @return {@link ModifyStatement}
*/
ModifyStatement change(String docPath, Object value);
/**
* Nullify the given fields.
*
* @param fields
* one or more field names
* @return {@link ModifyStatement}
*/
ModifyStatement unset(String... fields);
/**
* Takes in a patch object and applies it on all documents matching the modify() filter, using the JSON_MERGE_PATCH() function.
* Please note that {@link DbDoc} does not support expressions as a field values, please use {@link #patch(String)} method if you need
* such functionality.
*
* @param document
* patch object
* @return {@link ModifyStatement}
*/
ModifyStatement patch(DbDoc document);
/**
* Takes in a document patch and applies it on all documents matching the modify() filter, using the JSON_MERGE_PATCH() function.
* A document patch is similar to a JSON object, with the key difference that document field values can be nested expressions in addition to literal values.
*
* Example:
* collection.modify("_id = :id")
* .patch("{\"zip\": address.zip-300000, \"street\": CONCAT($.name, '''s street: ', $.address.street)}")
* .bind("id", "2").execute();
*
* @param document
* patch object
* @return {@link ModifyStatement}
*/
ModifyStatement patch(String document);
/**
* Insert a value into the specified array.
*
* @param field
* document path to the array field
* @param value
* value to insert
* @return {@link ModifyStatement}
*/
ModifyStatement arrayInsert(String field, Object value);
/**
* Append a value to the specified array.
*
* @param field
* document path to the array field
* @param value
* value to append
* @return {@link ModifyStatement}
*/
ModifyStatement arrayAppend(String field, Object value);
}
