content: /*
   * 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;
  
  import java.util.ArrayList;
  import java.util.Arrays;
  import java.util.LinkedList;
  import java.util.List;
  import java.util.Map;
  import java.util.stream.Collectors;
  
  import com.mysql.cj.x.protobuf.MysqlxCrud.Column;
  import com.mysql.cj.x.protobuf.MysqlxCrud.Insert.TypedRow;
  
  /**
   * Helper class for collecting parameters for relational insert command.
   */
  public class InsertParams {
      private List<Column> projection;
      private List<TypedRow> rows = new LinkedList<>();
  
      /**
       * Set X Protocol Column objects list for projection.
       * 
       * @param projection
       *            projection expressions
       */
      public void setProjection(String[] projection) {
          this.projection = Arrays.stream(projection).map(p -> new ExprParser(p, true).parseTableInsertField()).collect(Collectors.toList());
      }
  
      /**
       * Get X Protocol Column objects list for projection.
       * 
       * @return X Protocol Column objects list
       */
      public Object getProjection() {
          return this.projection;
      }
  
      /**
       * Add new X Protocol row.
       * 
       * @param row
       *            field value expressions for this row
       */
      public void addRow(List<Object> row) {
          this.rows.add(TypedRow.newBuilder().addAllField(row.stream().map(f -> ExprUtil.argObjectToExpr(f, true)).collect(Collectors.toList())).build());
      }
  
      /**
       * Get X Protocol rows list.
       * 
       * @return X Protocol rows list
       */
      public Object getRows() {
          return this.rows;
      }
  
      /**
       * Fill insert parameters from projection_expression -&gt; value_expression map.
       * 
       * @param fieldsAndValues
       *            projection_expression -&gt; value_expression map
       */
      public void setFieldsAndValues(Map<String, Object> fieldsAndValues) {
          this.projection = new ArrayList<>();
          TypedRow.Builder rowBuilder = TypedRow.newBuilder();
          fieldsAndValues.entrySet().stream().forEach(e -> {
              this.projection.add(new ExprParser(e.getKey(), true).parseTableInsertField());
              rowBuilder.addField(ExprUtil.argObjectToExpr(e.getValue(), true));
          });
          this.rows.add(rowBuilder.build());
      }
  }
  