io.netty.example.http2.client

Class Http2SettingsHandler

java.lang.Object

io.netty.channel.ChannelHandlerAdapter

io.netty.channel.SimpleChannelInboundHandler<io.netty.handler.codec.http2.Http2Settings>

io.netty.example.http2.client.Http2SettingsHandler

All Implemented Interfaces:

io.netty.channel.ChannelHandler

public class Http2SettingsHandler
extends io.netty.channel.SimpleChannelInboundHandler<io.netty.handler.codec.http2.Http2Settings>

Reads the first Http2Settings object and notifies a ChannelPromise

Nested Class Summary

Nested classes/interfaces inherited from interface io.netty.channel.ChannelHandler

io.netty.channel.ChannelHandler.Sharable, io.netty.channel.ChannelHandler.Skip

Constructor Summary

Constructors

Constructor and Description
Http2SettingsHandler(io.netty.channel.ChannelPromise promise) Create new instance

Method Summary

Methods

Modifier and Type	Method and Description
void	awaitSettings(long timeout, TimeUnit unit) Wait for this handler to be added after the upgrade to HTTP/2, and for initial preface handshake to complete.
protected void	messageReceived(io.netty.channel.ChannelHandlerContext ctx, io.netty.handler.codec.http2.Http2Settings msg)

Methods inherited from class io.netty.channel.SimpleChannelInboundHandler

acceptInboundMessage, channelRead

Methods inherited from class io.netty.channel.ChannelHandlerAdapter

bind, channelActive, channelInactive, channelReadComplete, channelRegistered, channelUnregistered, channelWritabilityChanged, close, connect, deregister, disconnect, exceptionCaught, flush, handlerAdded, handlerRemoved, isSharable, read, userEventTriggered, write

Methods inherited from class java.lang.Object

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

Constructor Detail

Http2SettingsHandler

public Http2SettingsHandler(io.netty.channel.ChannelPromise promise)

Create new instance

Parameters:

promise - Promise object used to notify when first settings are received

Method Detail

awaitSettings

public void awaitSettings(long timeout,
                 TimeUnit unit)
                   throws Exception

Wait for this handler to be added after the upgrade to HTTP/2, and for initial preface handshake to complete.

Parameters:

timeout - Time to wait

unit - TimeUnit for timeout

Throws:

Exception - if timeout or other failure occurs

messageReceived

protected void messageReceived(io.netty.channel.ChannelHandlerContext ctx,
                   io.netty.handler.codec.http2.Http2Settings msg)
                        throws Exception

Specified by:

messageReceived in class io.netty.channel.SimpleChannelInboundHandler<io.netty.handler.codec.http2.Http2Settings>

Throws:

Exception