8207812: Implement Dynamic CDS Archive
Summary: Improve the usability of AppCDS
Reviewed-by: acorn, jiangli, mseledtsov
Contributed-by: ioi.lam@oracle.com, jianglizhou@google.com, calvin.cheung@oracle.com
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/*
* @test
* @summary AppCDS handling of prohibited package.
* @requires vm.cds
* @library /test/lib
* @modules jdk.jartool/sun.tools.jar
* @compile test-classes/ProhibitedHelper.java test-classes/Prohibited.jasm
* @run driver ProhibitedPackage
*/
import jdk.test.lib.cds.CDSOptions;
import jdk.test.lib.Platform;
import jdk.test.lib.process.OutputAnalyzer;
public class ProhibitedPackage {
public static void main(String[] args) throws Exception {
JarBuilder.build("prohibited_pkg", "java/lang/Prohibited", "ProhibitedHelper");
String appJar = TestCommon.getTestJar("prohibited_pkg.jar");
// Test support for customer loaders
if (Platform.areCustomLoadersSupportedForCDS() &&
!TestCommon.isDynamicArchive()) {
String classlist[] = new String[] {
"java/lang/Object id: 1",
"java/lang/Prohibited id: 2 super: 1 source: " + appJar
};
// Make sure a class in a prohibited package for a custom loader
// will be ignored during dumping.
TestCommon.dump(appJar, classlist, "-Xlog:cds")
.shouldContain("Dumping")
.shouldContain("[cds] Prohibited package for non-bootstrap classes: java/lang/Prohibited.class")
.shouldHaveExitValue(0);
}
// Make sure a class in a prohibited package for a non-custom loader
// will be ignored during dumping.
TestCommon.dump(appJar,
TestCommon.list("java/lang/Prohibited", "ProhibitedHelper"),
"-Xlog:class+load")
.shouldContain("Dumping")
.shouldNotContain("[info][class,load] java.lang.Prohibited source: ")
.shouldHaveExitValue(0);
// Try loading the class in a prohibited package with various -Xshare
// modes. The class shouldn't be loaded and appropriate exceptions
// are expected.
OutputAnalyzer output;
// -Xshare:on
TestCommon.run(
"-XX:+UnlockDiagnosticVMOptions", "-XX:+WhiteBoxAPI",
"-cp", appJar, "ProhibitedHelper")
.assertNormalExit("Prohibited package name: java.lang");
// -Xshare:auto
output = TestCommon.execAuto(
"-XX:+UnlockDiagnosticVMOptions", "-XX:+WhiteBoxAPI",
"-cp", appJar, "ProhibitedHelper");
CDSOptions opts = (new CDSOptions()).setXShareMode("auto");
TestCommon.checkExec(output, opts, "Prohibited package name: java.lang");
// -Xshare:off
output = TestCommon.execOff(
"-XX:+UnlockDiagnosticVMOptions", "-XX:+WhiteBoxAPI",
"-cp", appJar, "ProhibitedHelper");
output.shouldContain("Prohibited package name: java.lang");
}
}