| /* |
| * ==================================================================== |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF 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. |
| * ==================================================================== |
| * |
| * This software consists of voluntary contributions made by many |
| * individuals on behalf of the Apache Software Foundation. For more |
| * information on the Apache Software Foundation, please see |
| * <http://www.apache.org/>. |
| * |
| */ |
| package org.apache.hc.client5.http.examples; |
| |
| import java.util.concurrent.Future; |
| |
| import javax.net.ssl.SSLSession; |
| |
| import org.apache.hc.client5.http.async.methods.SimpleHttpRequest; |
| import org.apache.hc.client5.http.async.methods.SimpleHttpRequests; |
| import org.apache.hc.client5.http.async.methods.SimpleHttpResponse; |
| import org.apache.hc.client5.http.async.methods.SimpleRequestProducer; |
| import org.apache.hc.client5.http.async.methods.SimpleResponseConsumer; |
| import org.apache.hc.client5.http.impl.async.CloseableHttpAsyncClient; |
| import org.apache.hc.client5.http.impl.async.HttpAsyncClients; |
| import org.apache.hc.client5.http.impl.nio.PoolingAsyncClientConnectionManager; |
| import org.apache.hc.client5.http.impl.nio.PoolingAsyncClientConnectionManagerBuilder; |
| import org.apache.hc.client5.http.protocol.HttpClientContext; |
| import org.apache.hc.client5.http.ssl.ClientTlsStrategyBuilder; |
| import org.apache.hc.core5.concurrent.FutureCallback; |
| import org.apache.hc.core5.http.HttpHost; |
| import org.apache.hc.core5.http.nio.ssl.TlsStrategy; |
| import org.apache.hc.core5.http2.HttpVersionPolicy; |
| import org.apache.hc.core5.io.CloseMode; |
| |
| /** |
| * This example demonstrates how to avoid the illegal reflective access operation warning |
| * when running with Oracle JRE 9 or newer. |
| */ |
| public class AsyncClientTlsAlpn { |
| |
| public final static void main(final String[] args) throws Exception { |
| final TlsStrategy tlsStrategy = ClientTlsStrategyBuilder.create() |
| .useSystemProperties() |
| // IMPORTANT uncomment the following method when running Java 9 or older |
| // in order for ALPN support to work and avoid the illegal reflective |
| // access operation warning |
| /* |
| .setTlsDetailsFactory(new Factory<SSLEngine, TlsDetails>() { |
| |
| @Override |
| public TlsDetails create(final SSLEngine sslEngine) { |
| return new TlsDetails(sslEngine.getSession(), sslEngine.getApplicationProtocol()); |
| } |
| }) |
| */ |
| .build(); |
| final PoolingAsyncClientConnectionManager cm = PoolingAsyncClientConnectionManagerBuilder.create() |
| .setTlsStrategy(tlsStrategy) |
| .build(); |
| try (final CloseableHttpAsyncClient client = HttpAsyncClients.custom() |
| .setVersionPolicy(HttpVersionPolicy.NEGOTIATE) |
| .setConnectionManager(cm) |
| .build()) { |
| |
| client.start(); |
| |
| final HttpHost target = new HttpHost("https", "nghttp2.org", 443); |
| final String requestUri = "/httpbin/"; |
| final HttpClientContext clientContext = HttpClientContext.create(); |
| |
| final SimpleHttpRequest request = SimpleHttpRequests.GET.create(target, requestUri); |
| final Future<SimpleHttpResponse> future = client.execute( |
| SimpleRequestProducer.create(request), |
| SimpleResponseConsumer.create(), |
| clientContext, |
| new FutureCallback<SimpleHttpResponse>() { |
| |
| @Override |
| public void completed(final SimpleHttpResponse response) { |
| System.out.println(requestUri + "->" + response.getCode()); |
| System.out.println(response.getBody()); |
| final SSLSession sslSession = clientContext.getSSLSession(); |
| if (sslSession != null) { |
| System.out.println("SSL protocol " + sslSession.getProtocol()); |
| System.out.println("SSL cipher suite " + sslSession.getCipherSuite()); |
| } |
| } |
| |
| @Override |
| public void failed(final Exception ex) { |
| System.out.println(requestUri + "->" + ex); |
| } |
| |
| @Override |
| public void cancelled() { |
| System.out.println(requestUri + " cancelled"); |
| } |
| |
| }); |
| future.get(); |
| |
| System.out.println("Shutting down"); |
| client.close(CloseMode.GRACEFUL); |
| } |
| } |
| |
| } |