http://www.jboss.org/undertow-parent/undertow-core: Undertow (JBoss by Red Hat) 
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 * Copyright 2018 Red Hat, Inc., and individual contributors
 * as indicated by the @author tags.
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *     http://www.apache.org/licenses/LICENSE-2.0
 * Unless required by applicable law or agreed to in writing, software
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 */

package io.undertow.protocols.alpn;

import java.util.function.Function;

import javax.net.ssl.SSLEngine;

public interface ALPNEngineManager {

    
Returns:The priority of this provider, higher priority managers will be tried first
/**
     * @return The priority of this provider, higher priority managers will be tried first
     */
    int getPriority();

    
Params:
  • engine –           The original SSL Engine
  • selectedFunction – A function that must be called when the Underlying SSL engine has been selected. The return value of this callback may be a wrapped engine, which must replace the selected engine
Returns:true if the engine was registered, false otherwise
/**
     * @param engine           The original SSL Engine
     * @param selectedFunction A function that must be called when the Underlying SSL engine has been selected. The return value of this callback may be a wrapped engine, which must replace the selected engine
     * @return <code>true</code> if the engine was registered, false otherwise
     */
    boolean registerEngine(SSLEngine engine, Function<SSLEngine, SSLEngine> selectedFunction);

}