io.netty.handler.ssl.JdkDefaultApplicationProtocolNegotiator Maven / Gradle / Ivy
/*
* Copyright 2014 The Netty Project
*
* The Netty Project licenses this file to you 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 io.netty.handler.ssl;
import java.util.Collections;
import java.util.List;
import javax.net.ssl.SSLEngine;
/**
* The {@link JdkApplicationProtocolNegotiator} to use if you do not care about NPN or ALPN and are using
* {@link SslProvider#JDK}.
*/
final class JdkDefaultApplicationProtocolNegotiator implements JdkApplicationProtocolNegotiator {
public static final JdkDefaultApplicationProtocolNegotiator INSTANCE =
new JdkDefaultApplicationProtocolNegotiator();
private static final SslEngineWrapperFactory DEFAULT_SSL_ENGINE_WRAPPER_FACTORY = new SslEngineWrapperFactory() {
@Override
public SSLEngine wrapSslEngine(SSLEngine engine, JdkApplicationProtocolNegotiator applicationNegotiator,
boolean isServer) {
return engine;
}
};
private JdkDefaultApplicationProtocolNegotiator() {
}
@Override
public SslEngineWrapperFactory wrapperFactory() {
return DEFAULT_SSL_ENGINE_WRAPPER_FACTORY;
}
@Override
public ProtocolSelectorFactory protocolSelectorFactory() {
throw new UnsupportedOperationException("Application protocol negotiation unsupported");
}
@Override
public ProtocolSelectionListenerFactory protocolListenerFactory() {
throw new UnsupportedOperationException("Application protocol negotiation unsupported");
}
@Override
public List protocols() {
return Collections.emptyList();
}
}