1 /* 2 * Copyright (c) 2015, 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. 8 * 9 * This code is distributed in the hope that it will be useful, but WITHOUT 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 12 * version 2 for more details (a copy is included in the LICENSE file that 13 * accompanied this code). 14 * 15 * You should have received a copy of the GNU General Public License version 16 * 2 along with this work; if not, write to the Free Software Foundation, 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 18 * 19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 20 * or visit www.oracle.com if you need additional information or have any 21 * questions. 22 */ 23 24 /* 25 * @test 26 * @bug 8139564 8203960 27 * @summary defaultmethods=debug should have logging from each of the statements in the code 28 * @library /test/lib 29 * @modules java.base/jdk.internal.misc 30 * java.management 31 * @run driver DefaultMethodsTest 32 */ 33 34 import jdk.test.lib.process.OutputAnalyzer; 35 import jdk.test.lib.process.ProcessTools; 36 37 public class DefaultMethodsTest { 38 public static void main(String[] args) throws Exception { 39 ProcessBuilder pb = ProcessTools.createJavaProcessBuilder("-Xlog:defaultmethods=debug", 40 "--add-modules", "jdk.hotspot.agent", 41 InnerClass.class.getName()); 42 OutputAnalyzer output = new OutputAnalyzer(pb.start()); 43 output.shouldContain("Slots that need filling:"); 44 output.shouldContain("requires default method processing"); 45 output.shouldContain("Looking for default methods for slot "); 46 output.shouldContain("Creating defaults and overpasses..."); 47 output.shouldContain("for slot: "); 48 output.shouldContain("Default method processing complete"); 49 output.shouldContain("overpass methods"); 50 output.shouldContain("default methods"); 51 output.shouldHaveExitValue(0); 52 } 53 54 public static class InnerClass { 55 public static void main(String[] args) throws Exception { 56 // Load a class from the jdk.hotspot.agent module. This would require 57 // default method processing. If this test is run with CDS enabled 58 // all system classes in the modules defined by default will be 59 // in the CDS archive and loading classes from the archive will 60 // bypass default method processing. 61 Class cls = Class.forName("sun.jvm.hotspot.utilities.RBNode"); 62 System.out.println("Inner Class"); 63 } 64 } 65 } 66