com.generallycloud.baseio.component.ssl.JdkNpnSslEngine Maven / Gradle / Ivy

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/*
 * Copyright 2015-2017 GenerallyCloud.com
 *  
 * 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
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */ 
package com.generallycloud.baseio.component.ssl;

import javax.net.ssl.SSLEngine;
import javax.net.ssl.SSLException;

final class JdkNpnSslEngine extends JdkSslEngine {
    private static boolean available;

    static boolean isAvailable() {
        updateAvailability();
        return available;
    }

    private static void updateAvailability() {
        if (available) {
            return;
        }
        try {
            // Always use bootstrap class loader.
            Class.forName("sun.security.ssl.NextProtoNegoExtension", true, null);
            available = true;
        } catch (Exception ignore) {
            // npn-boot was not loaded.
        }
    }

    JdkNpnSslEngine(SSLEngine engine, final JdkApplicationProtocolNegotiator applicationNegotiator, boolean server) {
        super(engine);
//        checkNotNull(applicationNegotiator, "applicationNegotiator");

        if (server) {
//            final ProtocolSelectionListener protocolListener = checkNotNull(applicationNegotiator
//                    .protocolListenerFactory().newListener(this, applicationNegotiator.protocols()),
//                    "protocolListener");
//            NextProtoNego.put(engine, new ServerProvider() {
//                @Override
//                public void unsupported() {
//                    protocolListener.unsupported();
//                }
//
//                @Override
//                public List protocols() {
//                    return applicationNegotiator.protocols();
//                }
//
//                @Override
//                public void protocolSelected(String protocol) {
//                    try {
//                        protocolListener.selected(protocol);
//                    } catch (Throwable t) {
//                        PlatformDependent.throwException(t);
//                    }
//                }
//            });
        } else {
//            final ProtocolSelector protocolSelector = checkNotNull(applicationNegotiator.protocolSelectorFactory()
//                    .newSelector(this, new LinkedHashSet(applicationNegotiator.protocols())),
//                    "protocolSelector");
//            NextProtoNego.put(engine, new ClientProvider() {
//                @Override
//                public boolean supports() {
//                    return true;
//                }
//
//                @Override
//                public void unsupported() {
//                    protocolSelector.unsupported();
//                }
//
//                @Override
//                public String selectProtocol(List protocols) {
//                    try {
//                        return protocolSelector.select(protocols);
//                    } catch (Throwable t) {
//                        PlatformDependent.throwException(t);
//                        return null;
//                    }
//                }
//            });
        }
    }

    @Override
    public void closeInbound() throws SSLException {
//        NextProtoNego.remove(getWrappedEngine());
        super.closeInbound();
    }

    @Override
    public void closeOutbound() {
//        NextProtoNego.remove(getWrappedEngine());
        super.closeOutbound();
    }
}