test/hotspot/jtreg/runtime/appcds/cacheObject/MirrorWithReferenceFieldsApp.java
branchJDK-8200758-branch
changeset 57588 dac8f245de8e
parent 57587 16c4975e9e09
parent 57586 f459f98aa30d
child 57591 6805e0ef7453
--- a/test/hotspot/jtreg/runtime/appcds/cacheObject/MirrorWithReferenceFieldsApp.java	Mon Jul 29 18:31:18 2019 -0400
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,99 +0,0 @@
-/*
- * Copyright (c) 2018, Oracle and/or its affiliates. All rights reserved.
- * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
- *
- * 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
- * published by the Free Software Foundation.
- *
- * 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).
- *
- * You should have received a copy of the GNU General Public License version
- * 2 along with this work; if not, write to the Free Software Foundation,
- * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
- *
- * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
- * or visit www.oracle.com if you need additional information or have any
- * questions.
- *
- */
-
-import java.io.File;
-import java.net.URL;
-import sun.hotspot.WhiteBox;
-
-//
-// - Test static final String field with initial value in cached mirror should be also archived.
-// - GC should not crash when reference fields in cached mirror are updated at runtime
-//     - Reference fields are updated to point to runtime created objects
-//     - Reference fields are nullified
-//
-public class MirrorWithReferenceFieldsApp {
-
-    // Static String field with initial value
-    static final String archived_field = "abc";
-
-    // Static object field
-    static Object non_archived_field_1;
-
-    // Instance field
-    Integer non_archived_field_2;
-
-    public MirrorWithReferenceFieldsApp() {
-        non_archived_field_1 = new Object();
-        non_archived_field_2 = new Integer(1);
-    }
-
-    public static void main(String args[]) throws Exception {
-        WhiteBox 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;
-        }
-
-        MirrorWithReferenceFieldsApp m = new MirrorWithReferenceFieldsApp();
-        m.test(wb);
-    }
-
-    public void test(WhiteBox wb) {
-        Class c = MirrorWithReferenceFieldsApp.class;
-        if (wb.isSharedClass(c)) {
-            // Check if the Class object is cached
-            if (wb.isShared(c)) {
-                System.out.println(c + " mirror is cached. Expected.");
-            } else {
-                throw new RuntimeException(
-                    "FAILED. " + c + " mirror should be cached.");
-            }
-
-            // Check fields
-
-            if (wb.isShared(archived_field)) {
-                System.out.println("archived_field is archived as excepted");
-            } else {
-                throw new RuntimeException(
-                    "FAILED. archived_field is not archived.");
-            }
-
-            // GC should not crash
-            System.gc();
-            System.gc();
-            System.gc();
-
-            non_archived_field_1 = null;
-            non_archived_field_2 = null;
-
-            System.gc();
-            System.gc();
-            System.gc();
-
-            System.out.println("Done.");
-        }
-    }
-}