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.arrow.driver.jdbc;
  
  import java.sql.PreparedStatement;
  import java.sql.SQLException;
  import org.apache.arrow.driver.jdbc.client.ArrowFlightSqlClientHandler;
  import org.apache.arrow.flight.FlightInfo;
  import org.apache.arrow.util.Preconditions;
  import org.apache.calcite.avatica.AvaticaPreparedStatement;
  import org.apache.calcite.avatica.Meta.Signature;
  import org.apache.calcite.avatica.Meta.StatementHandle;
  
  /** Arrow Flight JBCS's implementation {@link PreparedStatement}. */
  public class ArrowFlightPreparedStatement extends AvaticaPreparedStatement
      implements ArrowFlightInfoStatement {
  
    private final ArrowFlightSqlClientHandler.PreparedStatement preparedStatement;
  
    private ArrowFlightPreparedStatement(
        final ArrowFlightConnection connection,
        final ArrowFlightSqlClientHandler.PreparedStatement preparedStatement,
        final StatementHandle handle,
        final Signature signature,
        final int resultSetType,
        final int resultSetConcurrency,
        final int resultSetHoldability)
        throws SQLException {
      super(connection, handle, signature, resultSetType, resultSetConcurrency, resultSetHoldability);
      this.preparedStatement = Preconditions.checkNotNull(preparedStatement);
    }
  
    static ArrowFlightPreparedStatement newPreparedStatement(
        final ArrowFlightConnection connection,
        final ArrowFlightSqlClientHandler.PreparedStatement preparedStmt,
        final StatementHandle statementHandle,
        final Signature signature,
        final int resultSetType,
        final int resultSetConcurrency,
        final int resultSetHoldability)
        throws SQLException {
      return new ArrowFlightPreparedStatement(
          connection,
          preparedStmt,
          statementHandle,
          signature,
          resultSetType,
          resultSetConcurrency,
          resultSetHoldability);
    }
  
    @Override
    public ArrowFlightConnection getConnection() throws SQLException {
      return (ArrowFlightConnection) super.getConnection();
    }
  
    @Override
    public synchronized void close() throws SQLException {
      this.preparedStatement.close();
      super.close();
    }
  
    @Override
    public FlightInfo executeFlightInfoQuery() throws SQLException {
      return preparedStatement.executeQuery();
    }
  }
  