Http2PingHandler (AWS Java SDK :: HTTP Clients :: Netty Non-Blocking I/O 2.27.24 API)

java.lang.Object
- io.netty.channel.ChannelHandlerAdapter
- - io.netty.channel.ChannelInboundHandlerAdapter
  - - io.netty.channel.SimpleChannelInboundHandler<io.netty.handler.codec.http2.Http2PingFrame>
    - - software.amazon.awssdk.http.nio.netty.internal.http2.Http2PingHandler

All Implemented Interfaces:

io.netty.channel.ChannelHandler, io.netty.channel.ChannelInboundHandler
```
public class Http2PingHandler
extends io.netty.channel.SimpleChannelInboundHandler<io.netty.handler.codec.http2.Http2PingFrame>
```
Attached to a Channel to periodically check the health of HTTP2 connections via PING frames. If a channel is found to be unhealthy, this will invoke ChannelPipeline.fireExceptionCaught(Throwable).

Nested Class Summary
- Nested classes/interfaces inherited from interface io.netty.channel.ChannelHandler
  io.netty.channel.ChannelHandler.Sharable

Constructor Summary

Constructors
Constructor Description

Http2PingHandler(int pingTimeoutMillis)

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`void`	`channelInactive(io.netty.channel.ChannelHandlerContext ctx)`
`protected void`	`channelRead0(io.netty.channel.ChannelHandlerContext ctx, io.netty.handler.codec.http2.Http2PingFrame frame)`
`void`	`handlerAdded(io.netty.channel.ChannelHandlerContext ctx)`
`void`	`handlerRemoved(io.netty.channel.ChannelHandlerContext ctx)`

Methods inherited from class io.netty.channel.SimpleChannelInboundHandler
acceptInboundMessage, channelRead

Methods inherited from class io.netty.channel.ChannelInboundHandlerAdapter
channelActive, channelReadComplete, channelRegistered, channelUnregistered, channelWritabilityChanged, exceptionCaught, userEventTriggered

Methods inherited from class io.netty.channel.ChannelHandlerAdapter
ensureNotSharable, isSharable

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

- Constructor Detail
  - Http2PingHandler
```
public Http2PingHandler(int pingTimeoutMillis)
```
- Method Detail
  - handlerAdded
```
public void handlerAdded(io.netty.channel.ChannelHandlerContext ctx)
```
    Specified by:
    
    handlerAdded in interface io.netty.channel.ChannelHandler
    
    Overrides:
    
    handlerAdded in class io.netty.channel.ChannelHandlerAdapter
  - handlerRemoved
```
public void handlerRemoved(io.netty.channel.ChannelHandlerContext ctx)
```
    Specified by:
    
    handlerRemoved in interface io.netty.channel.ChannelHandler
    
    Overrides:
    
    handlerRemoved in class io.netty.channel.ChannelHandlerAdapter
  - channelInactive
```
public void channelInactive(io.netty.channel.ChannelHandlerContext ctx)
```
    Specified by:
    
    channelInactive in interface io.netty.channel.ChannelInboundHandler
    
    Overrides:
    
    channelInactive in class io.netty.channel.ChannelInboundHandlerAdapter
  - channelRead0
```
protected void channelRead0(io.netty.channel.ChannelHandlerContext ctx,
                            io.netty.handler.codec.http2.Http2PingFrame frame)
```
    Specified by:
    
    channelRead0 in class io.netty.channel.SimpleChannelInboundHandler<io.netty.handler.codec.http2.Http2PingFrame>