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 /* 26 * @test 27 * @summary Test shared strings together with string intern operation 28 * @requires vm.cds.archived.java.heap 29 * @library /test/hotspot/jtreg/runtime/appcds /test/lib 30 * @modules jdk.jartool/sun.tools.jar 31 * @compile InternStringTest.java 32 * @build sun.hotspot.WhiteBox 33 * @run driver ClassFileInstaller sun.hotspot.WhiteBox 34 * @run driver InternSharedString 35 * @run driver InternSharedString -XX:+UseStringDeduplication 36 * @run driver InternSharedString -XX:-CompactStrings 37 */ 38 39 public class InternSharedString { 40 public static void main(String[] args) throws Exception { 41 SharedStringsUtils.setVMOptionsPrefix(args); 42 SharedStringsUtils.buildJarAndWhiteBox("InternStringTest"); 43 44 SharedStringsUtils.dumpWithWhiteBox(TestCommon.list("InternStringTest"), 45 "ExtraSharedInput.txt", "-Xlog:cds,cds+hashtables"); 46 47 String[] extraMatches = new String[] { 48 InternStringTest.passed_output1, 49 InternStringTest.passed_output2, 50 InternStringTest.passed_output3 }; 51 52 SharedStringsUtils.runWithArchiveAndWhiteBox(extraMatches, "InternStringTest"); 53 } 54 }