1 /* 2 * Copyright (c) 2013, 2017, 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 * @requires vm.cds 27 * @bug 8003424 28 * @summary Test that cannot use CDS if UseCompressedClassPointers is turned off. 29 * @library /test/lib 30 * @modules java.base/jdk.internal.misc 31 * java.management 32 * @run main CDSCompressedKPtrsError 33 */ 34 35 import jdk.test.lib.Platform; 36 import jdk.test.lib.process.ProcessTools; 37 import jdk.test.lib.process.OutputAnalyzer; 38 39 public class CDSCompressedKPtrsError { 40 public static void main(String[] args) throws Exception { 41 ProcessBuilder pb; 42 String filename = "./CDSCompressedKPtrsError.jsa"; 43 44 if (Platform.is64bit()) { 45 pb = ProcessTools.createJavaProcessBuilder( 46 "-XX:+UseCompressedOops", "-XX:+UseCompressedClassPointers", "-XX:+UnlockDiagnosticVMOptions", 47 "-XX:SharedArchiveFile=" + filename, "-Xshare:dump"); 48 OutputAnalyzer output = new OutputAnalyzer(pb.start()); 49 try { 50 output.shouldContain("Loading classes to share"); 51 output.shouldHaveExitValue(0); 52 53 pb = ProcessTools.createJavaProcessBuilder( 54 "-XX:-UseCompressedClassPointers", "-XX:-UseCompressedOops", 55 "-XX:+UnlockDiagnosticVMOptions", "-XX:SharedArchiveFile=" + filename, "-Xshare:on", "-version"); 56 output = new OutputAnalyzer(pb.start()); 57 output.shouldContain("Unable to use shared archive"); 58 output.shouldHaveExitValue(0); 59 60 pb = ProcessTools.createJavaProcessBuilder( 61 "-XX:-UseCompressedClassPointers", "-XX:+UseCompressedOops", 62 "-XX:+UnlockDiagnosticVMOptions", "-XX:SharedArchiveFile=" + filename, "-Xshare:on", "-version"); 63 output = new OutputAnalyzer(pb.start()); 64 output.shouldContain("Unable to use shared archive"); 65 output.shouldHaveExitValue(0); 66 67 pb = ProcessTools.createJavaProcessBuilder( 68 "-XX:+UseCompressedClassPointers", "-XX:-UseCompressedOops", 69 "-XX:+UnlockDiagnosticVMOptions", "-XX:SharedArchiveFile=" + filename, "-Xshare:on", "-version"); 70 output = new OutputAnalyzer(pb.start()); 71 output.shouldContain("Unable to use shared archive"); 72 output.shouldHaveExitValue(0); 73 74 } catch (RuntimeException e) { 75 output.shouldContain("Unable to use shared archive"); 76 output.shouldHaveExitValue(1); 77 } 78 79 // Test bad options with -Xshare:dump. 80 pb = ProcessTools.createJavaProcessBuilder( 81 "-XX:-UseCompressedOops", "-XX:+UseCompressedClassPointers", "-XX:+UnlockDiagnosticVMOptions", 82 "-XX:SharedArchiveFile=./CDSCompressedKPtrsErrorBad1.jsa", "-Xshare:dump"); 83 output = new OutputAnalyzer(pb.start()); 84 output.shouldContain("Cannot dump shared archive"); 85 86 pb = ProcessTools.createJavaProcessBuilder( 87 "-XX:+UseCompressedOops", "-XX:-UseCompressedClassPointers", "-XX:+UnlockDiagnosticVMOptions", 88 "-XX:SharedArchiveFile=./CDSCompressedKPtrsErrorBad2.jsa", "-Xshare:dump"); 89 output = new OutputAnalyzer(pb.start()); 90 output.shouldContain("Cannot dump shared archive"); 91 92 pb = ProcessTools.createJavaProcessBuilder( 93 "-XX:-UseCompressedOops", "-XX:-UseCompressedClassPointers", "-XX:+UnlockDiagnosticVMOptions", 94 "-XX:SharedArchiveFile=./CDSCompressedKPtrsErrorBad3.jsa", "-Xshare:dump"); 95 output = new OutputAnalyzer(pb.start()); 96 output.shouldContain("Cannot dump shared archive"); 97 98 } 99 } 100 }