1 /* 2 * Copyright (c) 2013, 2015, 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 8003424 27 * @summary Testing UseCompressedClassPointers with CDS 28 * @library /testlibrary 29 * @run main CDSCompressedKPtrs 30 */ 31 32 import com.oracle.java.testlibrary.*; 33 34 public class CDSCompressedKPtrs { 35 public static void main(String[] args) throws Exception { 36 ProcessBuilder pb; 37 if (Platform.is64bit()) { 38 pb = ProcessTools.createJavaProcessBuilder( 39 "-XX:+UseCompressedClassPointers", "-XX:+UseCompressedOops", 40 "-XX:+UnlockDiagnosticVMOptions", "-XX:SharedArchiveFile=./CDSCompressedKPtrs.jsa", "-Xshare:dump"); 41 OutputAnalyzer output = new OutputAnalyzer(pb.start()); 42 try { 43 output.shouldContain("Loading classes to share"); 44 output.shouldHaveExitValue(0); 45 46 pb = ProcessTools.createJavaProcessBuilder( 47 "-XX:+UseCompressedClassPointers", "-XX:+UseCompressedOops", 48 "-XX:+UnlockDiagnosticVMOptions", "-XX:SharedArchiveFile=./CDSCompressedKPtrs.jsa", "-Xshare:on", "-version"); 49 output = new OutputAnalyzer(pb.start()); 50 output.shouldContain("sharing"); 51 output.shouldHaveExitValue(0); 52 53 } catch (RuntimeException e) { 54 // Report 'passed' if CDS was turned off. 55 output.shouldContain("Unable to use shared archive"); 56 output.shouldHaveExitValue(1); 57 } 58 } 59 } 60 }