org.glassfish.grizzly.npn

Interface AlpnClientNegotiator

public interface AlpnClientNegotiator

Called during the SSL handshake when the current SSLEngine's getUseClientMode has returned true. Implementations must be thread safe.

Method Summary

Modifier and Type	Method and Description
String[]	getProtocols(SSLEngine sslEngine) Return the supported protocols.
void	protocolSelected(SSLEngine sslEngine, String selectedProtocol) Inform the implementor which of the protocols returned from getProtocols(javax.net.ssl.SSLEngine) was actually selected.

Method Detail

getProtocols

String[] getProtocols(SSLEngine sslEngine)

Return the supported protocols. For HTTP/2 this should be the two literal strings "h2" and "http/1.1", without the quotes. This method is called by the underlying SSL framework.

Parameters:

sslEngine - the SSLEngine for this connection.

Returns:

A newly allocated String array of protocols supported.

protocolSelected

void protocolSelected(SSLEngine sslEngine,
                      String selectedProtocol)

Inform the implementor which of the protocols returned from getProtocols(javax.net.ssl.SSLEngine) was actually selected.

For HTTP/2, if the argument is "h2", proceed to use the HTTP/2 protocol for the remainder of this connection. Otherwise, take the necessary action to use HTTP/1.1.

Parameters:

sslEngine - the SSLEngine for this connection.

selectedProtocol - The selected protocol.