java.lang.Object
- io.netty5.handler.codec.http2.Http2ClientUpgradeCodec

All Implemented Interfaces:

HttpClientUpgradeHandler.UpgradeCodec
```
@UnstableApi
public class Http2ClientUpgradeCodec
extends Object
implements HttpClientUpgradeHandler.UpgradeCodec
```
Client-side clear-text upgrade codec from HTTP to HTTP/2.

Constructor Summary

Constructors
Constructor	Description
`Http2ClientUpgradeCodec(Http2ConnectionHandler connectionHandler)`	Creates the codec using a default name for the connection handler when adding to the pipeline.
`Http2ClientUpgradeCodec(Http2ConnectionHandler connectionHandler, Http2MultiplexHandler http2MultiplexHandler)`	Creates the codec using a default name for the connection handler when adding to the pipeline.
`Http2ClientUpgradeCodec(Http2FrameCodec frameCodec, ChannelHandler upgradeToHandler)`
`Http2ClientUpgradeCodec(String handlerName, Http2ConnectionHandler connectionHandler)`	Creates the codec providing an upgrade to the given handler for HTTP/2.
`Http2ClientUpgradeCodec(String handlerName, Http2ConnectionHandler connectionHandler, Http2MultiplexHandler http2MultiplexHandler)`	Creates the codec providing an upgrade to the given handler for HTTP/2.
`Http2ClientUpgradeCodec(String handlerName, Http2FrameCodec frameCodec, ChannelHandler upgradeToHandler)`

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`CharSequence`	`protocol()`	Returns the name of the protocol supported by this codec, as indicated by the `'UPGRADE'` header.
`Collection<CharSequence>`	`setUpgradeHeaders(ChannelHandlerContext ctx, HttpRequest upgradeRequest)`	Sets any protocol-specific headers required to the upgrade request.
`void`	`upgradeTo(ChannelHandlerContext ctx, Send<FullHttpResponse> upgradeResponse)`	Performs an HTTP protocol upgrade from the source codec.

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

- Constructor Detail
  - Http2ClientUpgradeCodec
```
public Http2ClientUpgradeCodec(Http2FrameCodec frameCodec,
                               ChannelHandler upgradeToHandler)
```
  - Http2ClientUpgradeCodec
```
public Http2ClientUpgradeCodec(String handlerName,
                               Http2FrameCodec frameCodec,
                               ChannelHandler upgradeToHandler)
```
  - Http2ClientUpgradeCodec
```
public Http2ClientUpgradeCodec(Http2ConnectionHandler connectionHandler)
```
    Creates the codec using a default name for the connection handler when adding to the pipeline.
    
    Parameters:
    
    connectionHandler - the HTTP/2 connection handler
  - Http2ClientUpgradeCodec
```
public Http2ClientUpgradeCodec(Http2ConnectionHandler connectionHandler,
                               Http2MultiplexHandler http2MultiplexHandler)
```
    Creates the codec using a default name for the connection handler when adding to the pipeline.
    
    Parameters:
    
    connectionHandler - the HTTP/2 connection handler
    
    http2MultiplexHandler - the Http2 Multiplexer handler to work with Http2FrameCodec
  - Http2ClientUpgradeCodec
```
public Http2ClientUpgradeCodec(String handlerName,
                               Http2ConnectionHandler connectionHandler)
```
    Creates the codec providing an upgrade to the given handler for HTTP/2.
    
    Parameters:
    
    handlerName - the name of the HTTP/2 connection handler to be used in the pipeline, or null to auto-generate the name
    
    connectionHandler - the HTTP/2 connection handler
  - Http2ClientUpgradeCodec
```
public Http2ClientUpgradeCodec(String handlerName,
                               Http2ConnectionHandler connectionHandler,
                               Http2MultiplexHandler http2MultiplexHandler)
```
    Creates the codec providing an upgrade to the given handler for HTTP/2.
    
    Parameters:
    
    handlerName - the name of the HTTP/2 connection handler to be used in the pipeline, or null to auto-generate the name
    
    connectionHandler - the HTTP/2 connection handler
- Method Detail
  - protocol
```
public CharSequence protocol()
```
    Description copied from interface: HttpClientUpgradeHandler.UpgradeCodec
    
    Returns the name of the protocol supported by this codec, as indicated by the 'UPGRADE' header.
    
    Specified by:
    
    protocol in interface HttpClientUpgradeHandler.UpgradeCodec
  - setUpgradeHeaders
```
public Collection<CharSequence> setUpgradeHeaders(ChannelHandlerContext ctx,
                                                  HttpRequest upgradeRequest)
```
    Description copied from interface: HttpClientUpgradeHandler.UpgradeCodec
    
    Sets any protocol-specific headers required to the upgrade request. Returns the names of all headers that were added. These headers will be used to populate the CONNECTION header.
    
    Specified by:
    
    setUpgradeHeaders in interface HttpClientUpgradeHandler.UpgradeCodec
  - upgradeTo
```
public void upgradeTo(ChannelHandlerContext ctx,
                      Send<FullHttpResponse> upgradeResponse)
               throws Exception
```
    Description copied from interface: HttpClientUpgradeHandler.UpgradeCodec
    
    Performs an HTTP protocol upgrade from the source codec. This method is responsible for adding all handlers required for the new protocol.
    
    Specified by:
    
    upgradeTo in interface HttpClientUpgradeHandler.UpgradeCodec
    
    Parameters:
    
    ctx - the context for the current handler.
    
    upgradeResponse - the 101 Switching Protocols response that indicates that the server has switched to this protocol.
    
    Throws:
    
    Exception

Class Http2ClientUpgradeCodec

Constructor Summary

Method Summary

Methods inherited from class java.lang.Object

Constructor Detail

Http2ClientUpgradeCodec

Http2ClientUpgradeCodec

Http2ClientUpgradeCodec

Http2ClientUpgradeCodec

Http2ClientUpgradeCodec

Http2ClientUpgradeCodec

Method Detail

protocol

setUpgradeHeaders

upgradeTo