content: // Copyright 2020 Andy Grove
  //
  // Licensed 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 io.andygrove.kquery.jdbc;
  
  import java.sql.Connection;
  import java.sql.DriverPropertyInfo;
  import java.sql.SQLException;
  import java.sql.SQLFeatureNotSupportedException;
  import java.util.Properties;
  import java.util.logging.Logger;
  
  import org.slf4j.LoggerFactory;
  
  /**
   * Driver.
   */
  public class Driver implements java.sql.Driver {
  
    private static final org.slf4j.Logger logger = LoggerFactory.getLogger(Driver.class);
  
    /** JDBC connection string prefix. */
    private static final String PREFIX = "jdbc:arrow://";
  
    @Override
    public Connection connect(String url, Properties properties) throws SQLException {
      logger.info("connect() url={}", url);
      //TODO this needs much more work to parse full URLs but this is enough to get end to end tests running
      String c = url.substring(PREFIX.length());
      int i = c.indexOf(':');
      if (i == -1) {
        return new FlightConnection(c, 50051);
      } else {
        return new FlightConnection(c.substring(0,i), Integer.parseInt(c.substring(i + 1)));
      }
    }
  
    @Override
    public boolean acceptsURL(String url) throws SQLException {
      return url != null && url.startsWith(PREFIX);
    }
  
    @Override
    public DriverPropertyInfo[] getPropertyInfo(String s, Properties properties) throws SQLException {
      return new DriverPropertyInfo[0];
    }
  
    @Override
    public int getMajorVersion() {
      return 0;
    }
  
    @Override
    public int getMinorVersion() {
      return 16;
    }
  
    @Override
    public boolean jdbcCompliant() {
      return false;
    }
  
    @Override
    public Logger getParentLogger() throws SQLFeatureNotSupportedException {
      throw new SQLFeatureNotSupportedException();
    }
  }
  