content: /*
   * Copyright (c) 2021, 2022, 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;
  
  import java.sql.Statement;
  import java.util.function.Consumer;
  
  /**
   * Instances of this interface keep the list of query attributes assigned to a {@link Statement} object.
   */
  public interface QueryAttributesBindings {
      /**
       * Adds a new query attribute to the list of query attributes. Implementations must validate the type of the given the object and reject it or replace it by
       * another representation if not supported, by its String version, for example. Query attribute names are not checked for duplication.
       * 
       * @param name
       *            the query attribute name.
       * 
       * @param value
       *            the query attribute value.
       */
      void setAttribute(String name, Object value);
  
      /**
       * Get the count of query attributes in the list.
       * 
       * @return
       *         the number of query attributes existing in the list.
       */
      int getCount();
  
      /**
       * Returns an internal representation of the query attribute in the given position of the query attributes list. It's implementation dependent what to do
       * when the index value is invalid.
       * 
       * @param index
       *            the position of the query attribute value to return.
       * 
       * @return
       *         the {@link BindValue} in the given position of the query attributes list.
       */
      BindValue getAttributeValue(int index);
  
      /**
       * Runs through all query attributes while feeding the given {@link Consumer} with each one of them.
       * 
       * @param bindAttribute
       *            A {@link Consumer} for each one of the single query attributes.
       */
      void runThroughAll(Consumer<BindValue> bindAttribute);
  
      /**
       * Removes all query attributes from the query attributes list.
       */
      void clearAttributes();
  }