diff -r c2ce24504334 -r cc5c3ef1f03a test/runtime/memory/ReadVMPageSize.java --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/test/runtime/memory/ReadVMPageSize.java Wed Nov 26 10:32:21 2014 -0800 @@ -0,0 +1,46 @@ +/* + * Copyright (c) 2014, 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. + */ + +/* + * @test + * @summary Using WhiteBox to get VM page size + * @library /testlibrary /testlibrary/whitebox + * @build ReadVMPageSize + * @run main ClassFileInstaller sun.hotspot.WhiteBox + * @run main/othervm -Xbootclasspath/a:. -XX:+UnlockDiagnosticVMOptions -XX:+WhiteBoxAPI ReadVMPageSize + */ + +import com.oracle.java.testlibrary.*; +import sun.hotspot.WhiteBox; + +public class ReadVMPageSize { + public static void main(String args[]) throws Exception { + WhiteBox wb = WhiteBox.getWhiteBox(); + int pageSize = wb.getVMPageSize(); + if (pageSize < 0) { + throw new Exception("pageSize < 0"); + } else { + System.out.println("Page size = " + pageSize); + } + } +}