84 lines
3.5 KiB
Java
84 lines
3.5 KiB
Java
/*
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* Copyright (c) 2023, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*/
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import jdk.test.whitebox.WhiteBox;
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public class ResolvedReferencesWb {
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public static void main(String[] args) throws Exception {
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WhiteBox wb = WhiteBox.getWhiteBox();
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if (args.length < 1) {
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throw new RuntimeException("Test requires arg: [true|false]");
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}
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if (!args[0].equals("true") && !args[0].equals("false")) {
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throw new RuntimeException("Invalid argument: Test requires arg: [true|false]");
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}
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ResolvedReferencesTestApp t = new ResolvedReferencesTestApp();
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Object[] resolvedReferences = wb.getResolvedReferences(ResolvedReferencesTestApp.class);
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boolean isArchived = (args[0].equals("true"));
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if (resolvedReferences.length <= 0) {
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throw new RuntimeException("Resolved reference should not be null");
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}
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boolean foundFoo = false;
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boolean foundBar = false;
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boolean foundQux = false;
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for (Object o : resolvedReferences) {
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if (o != null) {
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foundFoo |= (o.equals("fooString"));
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foundBar |= (o.equals("barString"));
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foundQux |= (o.equals("quxString"));
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}
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}
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if (isArchived) {
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// CDS eagerly resolves all the string literals in the ConstantPool. At this point, all
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// three strings should be in the resolvedReferences array.
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if (!foundFoo || !foundBar || !foundQux) {
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throwException(resolvedReferences, "Incorrect resolved references array, all strings should be present");
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}
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} else {
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// If the class is not archived, the string literals in the ConstantPool are resolved
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// on-demand. At this point, ResolvedReferencesTestApp::<clinit> has been executed
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// so the two strings used there should be in the resolvedReferences array.
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// ResolvedReferencesTestApp::qux() is not executed so "quxString"
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// should not yet be resolved.
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if (!foundFoo || !foundBar || foundQux) {
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throwException(resolvedReferences, "Incorrect resolved references array, quxString should not be archived");
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}
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}
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}
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static void throwException(Object[] resolvedRefs, String errMsg) throws RuntimeException {
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System.out.printf("Resolved References Array Length: %d\n", resolvedRefs.length);
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for (Object o : resolvedRefs) {
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System.out.println(o);
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}
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throw new RuntimeException(errMsg);
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}
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}
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