content: /*
   * Copyright (c) 2015, 2021, Oracle and/or its affiliates.
   *
   * This program is free software; you can redistribute it and/or modify it under
   * the terms of the GNU General Public License, version 2.0, as published by the
   * Free Software Foundation.
   *
   * This program is also distributed with certain software (including but not
   * limited to OpenSSL) that is licensed under separate terms, as designated in a
   * particular file or component or in included license documentation. The
   * authors of MySQL hereby grant you an additional permission to link the
   * program and your derivative works with the separately licensed software that
   * they have included with MySQL.
   *
   * Without limiting anything contained in the foregoing, this file, which is
   * part of MySQL Connector/J, is also subject to the Universal FOSS Exception,
   * version 1.0, a copy of which can be found at
   * http://oss.oracle.com/licenses/universal-foss-exception.
   *
   * This program is distributed in the hope that it will be useful, but WITHOUT
   * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
   * FOR A PARTICULAR PURPOSE. See the GNU General Public License, version 2.0,
   * for more details.
   *
   * You should have received a copy of the GNU General Public License along with
   * this program; if not, write to the Free Software Foundation, Inc.,
   * 51 Franklin St, Fifth Floor, Boston, MA 02110-1301  USA
   */
  
  package com.mysql.cj.protocol;
  
  import java.io.BufferedOutputStream;
  import java.io.IOException;
  import java.net.Socket;
  
  import com.mysql.cj.conf.PropertySet;
  import com.mysql.cj.exceptions.ExceptionInterceptor;
  import com.mysql.cj.exceptions.FeatureNotAvailableException;
  import com.mysql.cj.exceptions.SSLParamsException;
  import com.mysql.cj.log.Log;
  
  /**
   * Represents physical connection with endpoint
   */
  public interface SocketConnection {
  
      /**
       * Connect to the MySQL server and setup a stream connection.
       * 
       * @param host
       *            the hostname to connect to
       * @param port
       *            the port number that the server is listening on
       * @param propertySet
       *            the PropertySet with required connection options
       * @param exceptionInterceptor
       *            exception interceptor
       * @param log
       *            logger
       * @param loginTimeout
       *            the driver login time limit in milliseconds
       */
      void connect(String host, int port, PropertySet propertySet, ExceptionInterceptor exceptionInterceptor, Log log, int loginTimeout);
  
      void performTlsHandshake(ServerSession serverSession) throws SSLParamsException, FeatureNotAvailableException, IOException;
  
      /**
       * Start a TLS handshake
       * 
       * @param serverSession
       *            server session state object
       * @param log
       *            logger
       * @throws SSLParamsException
       * @throws FeatureNotAvailableException
       * @throws IOException
       */
      default void performTlsHandshake(ServerSession serverSession, Log log) throws SSLParamsException, FeatureNotAvailableException, IOException {
          performTlsHandshake(serverSession);
      }
  
      void forceClose();
  
      NetworkResources getNetworkResources();
  
      /**
       * Returns the host this IO is connected to
       * 
       * @return host name
       */
      String getHost();
  
      int getPort();
  
      Socket getMysqlSocket() throws IOException;
  
      FullReadInputStream getMysqlInput() throws IOException;
  
      void setMysqlInput(FullReadInputStream mysqlInput);
  
      BufferedOutputStream getMysqlOutput() throws IOException;
  
      boolean isSSLEstablished();
  
      SocketFactory getSocketFactory();
  
      void setSocketFactory(SocketFactory socketFactory);
  
      ExceptionInterceptor getExceptionInterceptor();
  
      PropertySet getPropertySet();
  
  }
  