io.undertow.protocols.alpn.ModularJdkAlpnProvider Maven / Gradle / Ivy
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* Copyright 2014 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
* 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.undertow.protocols.alpn;
import javax.net.ssl.SSLEngine;
import javax.net.ssl.SSLParameters;
/**
* Open listener adaptor for ALPN connections that use the Modular JDK API
*
* Not a proper open listener as such, but more a mechanism for selecting between them
*
* @author Stuart Douglas
*/
public class ModularJdkAlpnProvider implements ALPNProvider {
@Override
public boolean isEnabled(final SSLEngine sslEngine) {
return true;
}
@Override
public SSLEngine setProtocols(final SSLEngine engine, final String[] protocols) {
SSLParameters sslParameters = engine.getSSLParameters();
sslParameters.setApplicationProtocols(protocols);
engine.setSSLParameters(sslParameters);
return engine;
}
@Override
public String getSelectedProtocol(final SSLEngine engine) {
return engine.getApplicationProtocol();
}
@Override
public int getPriority() {
return 200;
}
@Override
public String toString() {
return "ModularJdkAlpnProvider";
}
}