Package org.mariadb.jdbc.client.impl

Class ConnectionHelper

java.lang.Object

org.mariadb.jdbc.client.impl.ConnectionHelper

public final class ConnectionHelper
extends Object

Constructor Summary

Constructors

Constructor	Description
ConnectionHelper()

Method Summary

Modifier and Type	Method	Description
static void	authenticationHandler(Credential credential, Writer writer, Reader reader, org.mariadb.jdbc.client.Context context)
static Socket	connectSocket(Configuration conf, HostAddress hostAddress)
static Socket	createSocket(Configuration conf, HostAddress hostAddress)	Create socket accordingly to options.
static byte	decideLanguage(InitialHandshakePacket handshake)	Default collation used for string exchanges with server.
static long	initializeClientCapabilities(Configuration configuration, long serverCapabilities)
static Credential	loadCredential(CredentialPlugin credentialPlugin, Configuration configuration, HostAddress hostAddress)
static SSLSocket	sslWrapper(HostAddress hostAddress, Socket socket, long clientCapabilities, byte exchangeCharset, org.mariadb.jdbc.client.Context context, Writer writer)
static Socket	standardSocket(Configuration conf, HostAddress hostAddress)	Use standard socket implementation.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

ConnectionHelper

public ConnectionHelper()

Method Detail

createSocket

public static Socket createSocket(Configuration conf,
                                  HostAddress hostAddress)
                           throws IOException,
                                  SQLException

Create socket accordingly to options.

Parameters:

conf - Url options

hostAddress - host ( mandatory but for named pipe / unix socket)

Returns:

a nex socket

Throws:

IOException - if connection error occur

SQLException - in case of configuration error

standardSocket

public static Socket standardSocket(Configuration conf,
                                    HostAddress hostAddress)
                             throws IOException,
                                    SQLException

Use standard socket implementation.

Parameters:

conf - url options

hostAddress - host to connect

Returns:

socket

Throws:

IOException - in case of error establishing socket.

SQLException - in case host is null

connectSocket

public static Socket connectSocket(Configuration conf,
                                   HostAddress hostAddress)
                            throws SQLException

Throws:

SQLException

initializeClientCapabilities

public static long initializeClientCapabilities(Configuration configuration,
                                                long serverCapabilities)

decideLanguage

public static byte decideLanguage(InitialHandshakePacket handshake)

Default collation used for string exchanges with server. Always return 4 bytes utf8 collation for server that permit it.

Parameters:

handshake - initial handshake packet

Returns:

collation byte

authenticationHandler

public static void authenticationHandler(Credential credential,
                                         Writer writer,
                                         Reader reader,
                                         org.mariadb.jdbc.client.Context context)
                                  throws SQLException,
                                         IOException

Throws:

SQLException

IOException

loadCredential

public static Credential loadCredential(CredentialPlugin credentialPlugin,
                                        Configuration configuration,
                                        HostAddress hostAddress)
                                 throws SQLException

Throws:

SQLException

sslWrapper

public static SSLSocket sslWrapper(HostAddress hostAddress,
                                   Socket socket,
                                   long clientCapabilities,
                                   byte exchangeCharset,
                                   org.mariadb.jdbc.client.Context context,
                                   Writer writer)
                            throws SQLException,
                                   IOException

Throws:

SQLException

IOException