jdk-24/test/hotspot/jtreg/runtime/appcds/cacheObject/CheckArchivedModuleApp.java
Jiangli Zhou 9ba5bab865 8202035: Archive the set of ModuleDescriptor and ModuleReference objects for observable system modules with unnamed initial module
Support system module archiving with unnamed initial module at dump time.

Co-authored-by: Alan Bateman <alan.bateman@oracle.com>
Reviewed-by: erikj, coleenp, mchung, iklam, ccheung
2018-07-08 12:43:05 -04:00

71 lines
2.6 KiB
Java

/*
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
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*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
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* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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import java.io.File;
import java.lang.module.ModuleDescriptor;
import java.util.Set;
import sun.hotspot.WhiteBox;
//
// Test archived system module graph when open archive heap objects are mapped:
//
public class CheckArchivedModuleApp {
static WhiteBox wb;
public static void main(String args[]) throws Exception {
wb = WhiteBox.getWhiteBox();
if (!wb.areOpenArchiveHeapObjectsMapped()) {
System.out.println("Archived open_archive_heap objects are not mapped.");
System.out.println("This may happen during normal operation. Test Skipped.");
return;
}
boolean expectArchived = "yes".equals(args[0]);
checkModuleDescriptors(expectArchived);
}
private static void checkModuleDescriptors(boolean expectArchived) {
Set<Module> modules = ModuleLayer.boot().modules();
for (Module m : modules) {
ModuleDescriptor md = m.getDescriptor();
String name = md.name();
if (expectArchived) {
if (wb.isShared(md)) {
System.out.println(name + " is archived. Expected.");
} else {
throw new RuntimeException(
"FAILED. " + name + " is not archived. Expect archived.");
}
} else {
if (!wb.isShared(md)) {
System.out.println(name + " is not archived. Expected.");
} else {
throw new RuntimeException(
"FAILED. " + name + " is archived. Expect not archived.");
}
}
}
}
}