Module io.helidon.webserver.http2

Package io.helidon.webserver.http2

Class Http2Upgrader

java.lang.Object

io.helidon.webserver.http2.Http2Upgrader

All Implemented Interfaces:

Http1Upgrader

public class Http2Upgrader
extends Object
implements Http1Upgrader

HTTP/1.1 to HTTP/2 connection upgrade.

Method Summary

Modifier and Type	Method	Description
static Http2Upgrader	create(Http2Config config)	Create a new HTTP2 upgrader.
String	supportedProtocol()	Expected value of the protocol upgrade, such as h2c, or websocket.
ServerConnection	upgrade(ConnectionContext ctx, HttpPrologue prologue, WritableHeaders<?> headers)	Upgrade connection.

Methods inherited from class java.lang.Object

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

Method Details

create

public static Http2Upgrader create(Http2Config config)

Create a new HTTP2 upgrader.

Parameters:

config - HTTP/2 protocol configuration

Returns:

a new upgrader

supportedProtocol

public String supportedProtocol()

Description copied from interface: Http1Upgrader

Expected value of the protocol upgrade, such as h2c, or websocket. If an implementation supports multiple protocols, please implement this selector for each protocol

Specified by:

supportedProtocol in interface Http1Upgrader

Returns:

supported protocol

upgrade

public ServerConnection upgrade(ConnectionContext ctx,
 HttpPrologue prologue,
 WritableHeaders<?> headers)

Description copied from interface: Http1Upgrader

Upgrade connection.

Specified by:

upgrade in interface Http1Upgrader

Parameters:

ctx - connection context

prologue - http prologue of the upgrade request

headers - http headers of the upgrade request

Returns:

a new connection to use instead of the original Http1Connection, or null if the connection cannot be upgraded