Package org.apache.cassandra.transport.messages

Class StartupMessage

java.lang.Object

org.apache.cassandra.transport.Message

org.apache.cassandra.transport.Message.Request

org.apache.cassandra.transport.messages.StartupMessage

public class StartupMessage
extends Message.Request

The initial message of the protocol. Sets up a number of connection options.

Nested Class Summary

Nested classes/interfaces inherited from class org.apache.cassandra.transport.Message

Message.Codec<M extends Message>, Message.Direction, Message.Request, Message.Response, Message.Type

Field Summary

Fields

Modifier and Type	Field	Description
static final Message.Codec<StartupMessage>	codec
static final String	COMPRESSION
static final String	CQL_VERSION
static final String	DRIVER_NAME
static final String	DRIVER_VERSION
final Map<String,String>	options
static final String	PROTOCOL_VERSIONS
static final String	THROW_ON_OVERLOAD

Fields inherited from class org.apache.cassandra.transport.Message.Request

createdAtNanos

Fields inherited from class org.apache.cassandra.transport.Message

connection, forcedProtocolVersion, logger, type

Constructor Summary

Constructors

Constructor	Description
StartupMessage(Map<String,String> options)

Method Summary

Modifier and Type	Method	Description
protected Message.Response	execute(QueryState state, Dispatcher.RequestTime requestTime, boolean traceRequest)
String	toString()

Methods inherited from class org.apache.cassandra.transport.Message.Request

execute, isTraceable, isTrackable

Methods inherited from class org.apache.cassandra.transport.Message

attach, connection, encode, getCustomPayload, getSource, getStreamId, setCustomPayload, setSource, setStreamId

Methods inherited from class java.lang.Object

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

Field Details

CQL_VERSION

public static final String CQL_VERSION

See Also:

• Constant Field Values

COMPRESSION

public static final String COMPRESSION

See Also:

• Constant Field Values

PROTOCOL_VERSIONS

public static final String PROTOCOL_VERSIONS

See Also:

• Constant Field Values

DRIVER_NAME

public static final String DRIVER_NAME

See Also:

• Constant Field Values

DRIVER_VERSION

public static final String DRIVER_VERSION

See Also:

• Constant Field Values

THROW_ON_OVERLOAD

public static final String THROW_ON_OVERLOAD

See Also:

• Constant Field Values

codec

public static final Message.Codec<StartupMessage> codec

options

public final Map<String,String> options

Constructor Details

StartupMessage

public StartupMessage(Map<String,String> options)

Method Details

execute

protected Message.Response execute(QueryState state,
 Dispatcher.RequestTime requestTime,
 boolean traceRequest)

Specified by:

execute in class Message.Request

toString

public String toString()

Overrides:

toString in class Message.Request