aaac2cbb54
Co-authored-by: James Laskey <james.laskey@oracle.com> Co-authored-by: Sundararajan Athijegannathan <sundararajan.athijegannathan@oracle.com> Reviewed-by: alanb, mchung, psandoz, acorn, lfoltan, ctornqvi
69 lines
2.5 KiB
Java
69 lines
2.5 KiB
Java
/*
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* Copyright (c) 2015, 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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* Test closing image opened multiple time. Test closing mutiple time an image.
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* @test ImageCloseTest
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* @summary Unit test for JVM_ImageClose() method
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* @library /testlibrary /../../test/lib
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* @build ImageCloseTest
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* @run main ClassFileInstaller sun.hotspot.WhiteBox
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* sun.hotspot.WhiteBox$WhiteBoxPermission
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* @run main/othervm -Xbootclasspath/a:. -XX:+UnlockDiagnosticVMOptions -XX:+WhiteBoxAPI ImageCloseTest
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*/
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import java.io.File;
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import java.nio.ByteOrder;
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import sun.hotspot.WhiteBox;
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public class ImageCloseTest {
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public static final WhiteBox wb = WhiteBox.getWhiteBox();
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public static void main(String... args) throws Exception {
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String javaHome = System.getProperty("java.home");
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String imageFile = javaHome + File.separator + "lib" + File.separator
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+ "modules" + File.separator + "bootmodules.jimage";
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if (!(new File(imageFile)).exists()) {
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System.out.printf("Test skipped.");
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return;
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}
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boolean bigEndian = ByteOrder.nativeOrder() == ByteOrder.BIG_ENDIAN;
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long id = 0;
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// too many opens
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for (int i = 0; i < 100; i++) {
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id = wb.imageOpenImage(imageFile, bigEndian);
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}
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wb.imageCloseImage(id);
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// too many closes
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id = wb.imageOpenImage(imageFile, bigEndian);
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for (int i = 0; i < 100; i++) {
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wb.imageCloseImage(id);
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}
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}
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}
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