1 /* 2 * Copyright (c) 2018, Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. Oracle designates this 8 * particular file as subject to the "Classpath" exception as provided 9 * by Oracle in the LICENSE file that accompanied this code. 10 * 11 * This code is distributed in the hope that it will be useful, but WITHOUT 12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 14 * version 2 for more details (a copy is included in the LICENSE file that 15 * accompanied this code). 16 * 17 * You should have received a copy of the GNU General Public License version 18 * 2 along with this work; if not, write to the Free Software Foundation, 19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 20 * 21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 22 * or visit www.oracle.com if you need additional information or have any 23 * questions. 24 */ 25 26 /* 27 * @test 28 * @bug 8195160 29 * @summary Test to check if rsocket is available 30 * @requires (os.family == "linux") 31 * @library /test/lib 32 * @build jdk.test.lib.Platform 33 * @run main/native RsocketTest 34 */ 35 36 import java.io.IOException; 37 import java.net.SocketException; 38 import java.net.StandardProtocolFamily; 39 40 public class RsocketTest { 41 private static boolean libInstalled; 42 private static boolean supported; 43 private static boolean checked; 44 45 static { 46 System.loadLibrary("RsocketTest"); 47 } 48 49 public static boolean isRsocketAvailable() 50 throws IOException { 51 if (!checked) { 52 checked = true; 53 supported = isRsocketAvailable0(); 54 } 55 if (!supported) { 56 checkUnsupportedWithParameter(); 57 checkUnsupportedNoParameter(); 58 } 59 return supported; 60 } 61 62 static void checkUnsupportedWithParameter() throws IOException { 63 checkThrowsUOEWithParameter(jdk.net.RdmaSockets::openSocket); 64 checkThrowsUOEWithParameter(jdk.net.RdmaSockets::openServerSocket); 65 checkThrowsUOEWithParameter(jdk.net.RdmaSockets::openSocketChannel); 66 checkThrowsUOEWithParameter( 67 jdk.net.RdmaSockets::openServerSocketChannel); 68 } 69 70 static void checkUnsupportedNoParameter() throws IOException { 71 checkThrowsUOENoParameter(jdk.net.RdmaSockets::openSelector); 72 } 73 74 static void checkThrowsUOEWithParameter( 75 ThrowingRunnableWithParameter runnable) throws IOException { 76 try { 77 runnable.run(StandardProtocolFamily.INET); 78 runnable.run(StandardProtocolFamily.INET6); 79 if (!libInstalled) 80 throw new RuntimeException("Unexpected creation"); 81 } 82 catch (UnsupportedOperationException | SocketException expected) { } 83 } 84 85 static void checkThrowsUOENoParameter(ThrowingRunnableNoParameter runnable) 86 throws IOException { 87 try { 88 runnable.run(); 89 if (!libInstalled) 90 throw new RuntimeException("Unexpected creation"); 91 } 92 catch (UnsupportedOperationException expected) { } 93 } 94 95 interface ThrowingRunnableWithParameter { 96 void run(StandardProtocolFamily family) throws IOException; 97 } 98 99 interface ThrowingRunnableNoParameter { void run() throws IOException; } 100 101 private static native boolean isRsocketAvailable0(); 102 103 public static void main(String[] args) throws Exception { 104 System.out.println("testing rsocket!"); 105 } 106 }