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78 lines
2.9 KiB
Java
78 lines
2.9 KiB
Java
/*
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* Copyright (c) 2025, 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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*/
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/*
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* @test
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* @summary Handling of non-final static string that has an initial value
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* @bug 8356125
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* @requires vm.cds.supports.aot.class.linking
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* @library /test/lib
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* @build NonFinalStaticWithInitVal_Helper
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* @build NonFinalStaticWithInitVal
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* @run driver jdk.test.lib.helpers.ClassFileInstaller -jar app.jar MyTestApp NonFinalStaticWithInitVal_Helper
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* @run driver NonFinalStaticWithInitVal AOT
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*/
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import jdk.test.lib.cds.SimpleCDSAppTester;
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import jdk.test.lib.helpers.ClassFileInstaller;
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import jdk.test.lib.process.OutputAnalyzer;
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public class NonFinalStaticWithInitVal {
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static final String appJar = ClassFileInstaller.getJarPath("app.jar");
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static final String mainClass = "MyTestApp";
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public static void main(String[] args) throws Exception {
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for (int i = 0; i < 2; i++) {
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SimpleCDSAppTester.of("NonFinalStaticWithInitVal")
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.addVmArgs("-XX:" + (i == 0 ? "-" : "+") + "AOTClassLinking",
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"-Xlog:cds")
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.classpath("app.jar")
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.appCommandLine("MyTestApp")
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.setProductionChecker((OutputAnalyzer out) -> {
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out.shouldContain("field = Dummy 12345678");
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})
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.runStaticWorkflow()
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.runAOTWorkflow();
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}
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}
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}
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class MyTestApp {
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volatile static int x = 0;
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public static void main(String args[]) throws Exception {
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StringBuilder sb = new StringBuilder();
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sb.append("Dummy ");
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sb.append("1234567");
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sb.append(8 + x);
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String myValue = sb.toString().intern();
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String theirValue = NonFinalStaticWithInitVal_Helper.foo;
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System.out.println("field = " + theirValue);
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if (myValue != theirValue) {
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// String literals from different class files must be interned.
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throw new RuntimeException("Interned strings do not match");
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}
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}
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}
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