59 lines
2.3 KiB
Java
59 lines
2.3 KiB
Java
/*
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* Copyright (c) 2018, 2024, 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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import java.util.ArrayList;
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import jdk.test.lib.cds.CDSTestUtils;
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import jdk.test.lib.cds.CDSOptions;
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/*
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* @test
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* @summary Try to archive lots of classes by searching for classes from the jrt:/ file system. With JDK 12
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* this will produce an archive with over 30,000 classes.
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* @requires vm.cds
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* @library /test/lib /test/hotspot/jtreg/runtime/cds/appcds
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* @run driver/timeout=500 LotsOfClasses
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*/
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public class LotsOfClasses {
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public static void main(String[] args) throws Exception {
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ArrayList<String> list = new ArrayList<>();
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long start = System.currentTimeMillis();
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TestCommon.findAllClasses(list);
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System.out.println("findAllClasses = " + (System.currentTimeMillis() - start) + "ms");
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CDSOptions opts = new CDSOptions();
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opts.setClassList(list);
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opts.addSuffix("--add-modules");
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opts.addSuffix("ALL-SYSTEM");
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opts.addSuffix("-Xlog:hashtables");
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opts.addSuffix("-Xmx500m");
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opts.addSuffix("-XX:MetaspaceSize=500M"); // avoid heap fragmentation by avoiding metaspace-limit induced GCs
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opts.addSuffix("-Xlog:gc+region+cds");
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opts.addSuffix("-Xlog:cds=debug"); // test detailed metadata info printing
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CDSTestUtils.createArchiveAndCheck(opts);
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}
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}
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