content: /*
   * Licensed to the Apache Software Foundation (ASF) under one or more
   * contributor license agreements.  See the NOTICE file distributed with
   * this work for additional information regarding copyright ownership.
   * The ASF licenses this file to you 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 org.apache.calcite.prepare;
  
  import org.apache.calcite.adapter.java.JavaTypeFactory;
  import org.apache.calcite.rel.type.RelDataType;
  import org.apache.calcite.sql.SqlInsert;
  import org.apache.calcite.sql.SqlOperatorTable;
  import org.apache.calcite.sql.validate.SqlValidatorImpl;
  
  /** Validator.
   */
  public class CalciteSqlValidator extends SqlValidatorImpl {
  
    public CalciteSqlValidator(SqlOperatorTable opTab,
        CalciteCatalogReader catalogReader, JavaTypeFactory typeFactory,
        Config config) {
      super(opTab, catalogReader, typeFactory, config);
    }
  
    @Override protected RelDataType getLogicalSourceRowType(
        RelDataType sourceRowType, SqlInsert insert) {
      final RelDataType superType =
          super.getLogicalSourceRowType(sourceRowType, insert);
      return ((JavaTypeFactory) typeFactory).toSql(superType);
    }
  
    @Override protected RelDataType getLogicalTargetRowType(
        RelDataType targetRowType, SqlInsert insert) {
      final RelDataType superType =
          super.getLogicalTargetRowType(targetRowType, insert);
      return ((JavaTypeFactory) typeFactory).toSql(superType);
    }
  }
  