1 /* 2 * Copyright (C) 2009 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 package com.squareup.okhttp.internal.http; 18 19 import com.squareup.okhttp.OkHttpClient; 20 import com.squareup.okhttp.Protocol; 21 import java.io.BufferedReader; 22 import java.io.InputStreamReader; 23 import java.net.URL; 24 import java.util.List; 25 import javax.net.ssl.HostnameVerifier; 26 import javax.net.ssl.HttpsURLConnection; 27 import javax.net.ssl.SSLSession; 28 29 import static com.squareup.okhttp.internal.http.OkHeaders.SELECTED_PROTOCOL; 30 31 public final class ExternalHttp2Example { 32 public static void main(String[] args) throws Exception { 33 URL url = new URL("https://http2.iijplus.jp/push/test1"); 34 HttpsURLConnection connection = (HttpsURLConnection) new OkHttpClient() 35 .setProtocols(Protocol.HTTP2_AND_HTTP_11).open(url); 36 37 connection.setHostnameVerifier(new HostnameVerifier() { 38 @Override public boolean verify(String s, SSLSession sslSession) { 39 System.out.println("VERIFYING " + s); 40 return true; 41 } 42 }); 43 44 int responseCode = connection.getResponseCode(); 45 System.out.println(responseCode); 46 List<String> protocolValues = connection.getHeaderFields().get(SELECTED_PROTOCOL); 47 // If null, probably you didn't add jetty's npn jar to your boot classpath! 48 if (protocolValues != null && !protocolValues.isEmpty()) { 49 System.out.println("PROTOCOL " + protocolValues.get(0)); 50 } 51 52 BufferedReader reader = 53 new BufferedReader(new InputStreamReader(connection.getInputStream(), "UTF-8")); 54 String line; 55 while ((line = reader.readLine()) != null) { 56 System.out.println(line); 57 } 58 } 59 } 60
