54927
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/*
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* Copyright (c) 2019, 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 At run time, it is OK to append new elements to the classpath that was used at dump time.
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* @requires vm.cds
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58678
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* @library /test/lib /test/hotspot/jtreg/runtime/cds/appcds
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* @modules jdk.jartool/sun.tools.jar
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* @compile ../test-classes/Hello.java
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* @compile ../test-classes/HelloMore.java
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* @run driver AppendClasspath
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*/
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import java.io.File;
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public class AppendClasspath extends DynamicArchiveTestBase {
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public static void main(String[] args) throws Exception {
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runTest(AppendClasspath::testDefaultBase);
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}
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static void testDefaultBase() throws Exception {
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String topArchiveName = getNewArchiveName("top");
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doTest(topArchiveName);
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}
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private static void doTest(String topArchiveName) throws Exception {
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String appJar = JarBuilder.getOrCreateHelloJar();
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String appJar2 = JarBuilder.build("AppendClasspath_HelloMore", "HelloMore");
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// Dump an archive with a specified JAR file in -classpath
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dump(topArchiveName,
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"-Xlog:cds",
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"-Xlog:cds+dynamic=debug",
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"-cp", appJar, "Hello")
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.assertNormalExit(output -> {
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output.shouldContain("Buffer-space to target-space delta")
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.shouldContain("Written dynamic archive 0x");
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});
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// runtime with classpath containing the one used in dump time,
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// i.e. the dump time classpath is a prefix of the runtime classpath.
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run(topArchiveName,
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"-Xlog:class+load",
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"-Xlog:cds+dynamic=debug,cds=debug",
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"-cp", appJar + File.pathSeparator + appJar2,
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"HelloMore")
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.assertNormalExit(output -> {
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output.shouldContain("Hello source: shared objects file")
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.shouldContain("Hello World ... More")
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.shouldHaveExitValue(0);
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});
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// reverse the order of the 2 jar files so that the dump time classpath
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// is no longer a prefix of the runtime classpath. The Hello class
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// should be loaded from the jar file.
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run(topArchiveName,
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"-Xlog:class+load",
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"-Xlog:cds+dynamic=debug,cds=debug",
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"-cp", appJar2 + File.pathSeparator + appJar,
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"HelloMore")
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.assertAbnormalExit(output -> {
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output.shouldContain("shared class paths mismatch")
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.shouldHaveExitValue(1);
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});
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}
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}
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