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.List;
  import java.util.concurrent.CompletableFuture;
  import java.util.stream.Collectors;
  
  import com.mysql.cj.Messages;
  import com.mysql.cj.MysqlxSession;
  import com.mysql.cj.protocol.x.XMessage;
  import com.mysql.cj.protocol.x.XMessageBuilder;
  
  /**
   * {@link ModifyStatement} implementation.
   */
  public class ModifyStatementImpl extends FilterableStatement<ModifyStatement, Result> implements ModifyStatement {
      private List<UpdateSpec> updates = new ArrayList<>();
  
      /* package private */ ModifyStatementImpl(MysqlxSession mysqlxSession, String schema, String collection, String criteria) {
          super(new DocFilterParams(schema, collection, false));
          this.mysqlxSession = mysqlxSession;
          if (criteria == null || criteria.trim().length() == 0) {
              throw new XDevAPIError(Messages.getString("ModifyStatement.0", new String[] { "criteria" }));
          }
          this.filterParams.setCriteria(criteria);
          if (!this.mysqlxSession.supportsPreparedStatements()) {
              this.preparedState = PreparedState.UNSUPPORTED;
          }
      }
  
      @Override
      protected Result executeStatement() {
          return this.mysqlxSession.query(getMessageBuilder().buildDocUpdate(this.filterParams, this.updates), new UpdateResultBuilder<>());
      }
  
      @Override
      protected XMessage getPrepareStatementXMessage() {
          return getMessageBuilder().buildPrepareDocUpdate(this.preparedStatementId, this.filterParams, this.updates);
      }
  
      @Override
      protected Result executePreparedStatement() {
          return this.mysqlxSession.query(getMessageBuilder().buildPrepareExecute(this.preparedStatementId, this.filterParams), new UpdateResultBuilder<>());
      }
  
      @Override
      public CompletableFuture<Result> executeAsync() {
          return this.mysqlxSession.queryAsync(
                  ((XMessageBuilder) this.mysqlxSession.<XMessage>getMessageBuilder()).buildDocUpdate(this.filterParams, this.updates),
                  new UpdateResultBuilder<>());
      }
  
      @Override
      public ModifyStatement set(String docPath, Object value) {
          resetPrepareState();
          this.updates.add(new UpdateSpec(UpdateType.ITEM_SET, docPath).setValue(value));
          return this;
      }
  
      @Override
      public ModifyStatement change(String docPath, Object value) {
          resetPrepareState();
          this.updates.add(new UpdateSpec(UpdateType.ITEM_REPLACE, docPath).setValue(value));
          return this;
      }
  
      @Override
      public ModifyStatement unset(String... fields) {
          resetPrepareState();
          this.updates.addAll(Arrays.stream(fields).map(docPath -> new UpdateSpec(UpdateType.ITEM_REMOVE, docPath)).collect(Collectors.toList()));
          return this;
      }
  
      @Override
      public ModifyStatement patch(DbDoc document) {
          resetPrepareState();
          return patch(document.toString());
      }
  
      @Override
      public ModifyStatement patch(String document) {
          resetPrepareState();
          this.updates.add(new UpdateSpec(UpdateType.MERGE_PATCH, "").setValue(Expression.expr(document)));
          return this;
      }
  
      @Override
      public ModifyStatement arrayInsert(String field, Object value) {
          resetPrepareState();
          this.updates.add(new UpdateSpec(UpdateType.ARRAY_INSERT, field).setValue(value));
          return this;
      }
  
      @Override
      public ModifyStatement arrayAppend(String docPath, Object value) {
          resetPrepareState();
          this.updates.add(new UpdateSpec(UpdateType.ARRAY_APPEND, docPath).setValue(value));
          return this;
      }
  
      /**
       * @deprecated Deprecated in Connector/J 8.0.17. Please use filter criteria in the operation starting method.
       */
      @Deprecated
      @Override
      public ModifyStatement where(String searchCondition) {
          return super.where(searchCondition);
      }
  }
  