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Core Calcite APIs and engine.

There is a newer version: 1.17.0-flink-r3

/*
 * 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.jdbc;

import org.apache.calcite.avatica.AvaticaPreparedStatement;
import org.apache.calcite.avatica.Meta;

import java.sql.SQLException;

/**
 * Implementation of {@link java.sql.PreparedStatement}
 * for the Calcite engine.
 *
 * This class has sub-classes which implement JDBC 3.0 and JDBC 4.0 APIs;
 * it is instantiated using
 * {@link org.apache.calcite.avatica.AvaticaFactory#newPreparedStatement}.
 */
abstract class CalcitePreparedStatement extends AvaticaPreparedStatement {
  /**
   * Creates a CalcitePreparedStatement.
   *
   * @param connection Connection
   * @param h Statement handle
   * @param signature Result of preparing statement
   * @param resultSetType Result set type
   * @param resultSetConcurrency Result set concurrency
   * @param resultSetHoldability Result set holdability
   * @throws SQLException if database error occurs
   */
  protected CalcitePreparedStatement(CalciteConnectionImpl connection,
      Meta.StatementHandle h, Meta.Signature signature, int resultSetType,
      int resultSetConcurrency, int resultSetHoldability) throws SQLException {
    super(connection, h, signature, resultSetType, resultSetConcurrency,
        resultSetHoldability);
  }

  @Override public CalciteConnectionImpl getConnection() throws SQLException {
    return (CalciteConnectionImpl) super.getConnection();
  }
}

// End CalcitePreparedStatement.java