io.asyncer.r2dbc.mysql.message.client

Class PingMessage

java.lang.Object

io.asyncer.r2dbc.mysql.message.client.PingMessage

All Implemented Interfaces:

ClientMessage

public final class PingMessage
extends Object

A singleton request message check alive of MySQL server.

Field Summary

Fields

Modifier and Type	Field and Description
static PingMessage	INSTANCE The instance of the singleton class.

Method Summary

Modifier and Type	Method and Description
Mono<io.netty.buffer.ByteBuf>	encode(io.netty.buffer.ByteBufAllocator allocator, ConnectionContext context) Encode a message into ByteBufs.
protected int	size()
String	toString()
protected void	writeTo(io.netty.buffer.ByteBuf buf)

Methods inherited from class java.lang.Object

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

Field Detail

INSTANCE

public static final PingMessage INSTANCE

The instance of the singleton class.

Method Detail

size

protected int size()

writeTo

protected void writeTo(io.netty.buffer.ByteBuf buf)

toString

public String toString()

Overrides:

toString in class Object

encode

public Mono<io.netty.buffer.ByteBuf> encode(io.netty.buffer.ByteBufAllocator allocator,
                                            ConnectionContext context)

Description copied from interface: ClientMessage

Encode a message into ByteBufs.

Specified by:

encode in interface ClientMessage

Parameters:

allocator - the ByteBufAllocator that use to get ByteBuf to write into.

context - current MySQL connection context.

Returns:

a Flux that's produces the encoded ByteBufs.