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.beam.sdk.extensions.sql.impl.parser;
  
  import static org.apache.beam.vendor.calcite.v1_40_0.org.apache.calcite.util.Static.RESOURCE;
  
  import org.apache.beam.sdk.extensions.sql.impl.BeamCalciteSchema;
  import org.apache.beam.sdk.extensions.sql.impl.CatalogManagerSchema;
  import org.apache.beam.vendor.calcite.v1_40_0.org.apache.calcite.jdbc.CalcitePrepare;
  import org.apache.beam.vendor.calcite.v1_40_0.org.apache.calcite.jdbc.CalciteSchema;
  import org.apache.beam.vendor.calcite.v1_40_0.org.apache.calcite.schema.Schema;
  import org.apache.beam.vendor.calcite.v1_40_0.org.apache.calcite.sql.SqlIdentifier;
  import org.apache.beam.vendor.calcite.v1_40_0.org.apache.calcite.sql.SqlNode;
  import org.apache.beam.vendor.calcite.v1_40_0.org.apache.calcite.sql.SqlSetOption;
  import org.apache.beam.vendor.calcite.v1_40_0.org.apache.calcite.sql.SqlUtil;
  import org.apache.beam.vendor.calcite.v1_40_0.org.apache.calcite.sql.parser.SqlParserPos;
  import org.apache.beam.vendor.calcite.v1_40_0.org.apache.calcite.util.Pair;
  
  /** SQL parse tree node to represent {@code SET} and {@code RESET} statements. */
  @SuppressWarnings({
    "nullness" // TODO(https://github.com/apache/beam/issues/20497)
  })
  public class SqlSetOptionBeam extends SqlSetOption implements BeamSqlParser.ExecutableStatement {
  
    public SqlSetOptionBeam(SqlParserPos pos, String scope, SqlIdentifier name, SqlNode value) {
      super(pos, scope, name, value);
    }
  
    @Override
    public void execute(CalcitePrepare.Context context) {
      final SqlIdentifier name = getName();
      final SqlNode value = getValue();
      final Pair<CalciteSchema, String> pair = SqlDdlNodes.schema(context, true, name);
      Schema schema = pair.left.schema;
      if (schema instanceof CatalogManagerSchema) {
        CatalogManagerSchema catalogManagerSchema = (CatalogManagerSchema) schema;
        if (value != null) {
          catalogManagerSchema.setPipelineOption(pair.right, SqlDdlNodes.getString(value));
        } else if ("ALL".equals(pair.right)) {
          catalogManagerSchema.removeAllPipelineOptions();
        } else {
          catalogManagerSchema.removePipelineOption(pair.right);
        }
      } else if (schema instanceof BeamCalciteSchema) {
        BeamCalciteSchema beamCalciteSchema = (BeamCalciteSchema) schema;
        if (value != null) {
          beamCalciteSchema.setPipelineOption(pair.right, SqlDdlNodes.getString(value));
        } else if ("ALL".equals(pair.right)) {
          beamCalciteSchema.removeAllPipelineOptions();
        } else {
          beamCalciteSchema.removePipelineOption(pair.right);
        }
      } else {
        throw SqlUtil.newContextException(
            name.getParserPosition(),
            RESOURCE.internal("Schema is not instanceof CatalogManagerSchema or BeamCalciteSchema"));
      }
    }
  }
  
  // End SqlDropObject.java
  