97 lines
3.5 KiB
Java
97 lines
3.5 KiB
Java
/*
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* Copyright (c) 2015, 2016, 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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import com.sun.management.HotSpotDiagnosticMXBean;
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import com.sun.management.VMOption;
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import java.lang.management.ManagementFactory;
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import java.util.Arrays;
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import java.util.Set;
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import java.util.stream.Collectors;
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import javax.management.MBeanServerConnection;
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import javax.management.openmbean.CompositeData;
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import javax.management.openmbean.CompositeType;
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import javax.management.openmbean.OpenType;
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import static javax.management.openmbean.SimpleType.*;
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/*
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* @test
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* @bug 8042901
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* @summary Check that MappedMXBeanType.toOpenTypeData supports VMOption
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* @author Shanliang Jiang
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*/
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public class VMOptionOpenDataTest {
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private static final String[] names = new String[] {
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"name", "value", "origin", "writeable"
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};
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private static final OpenType[] types = new OpenType[] {
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STRING, STRING, STRING, BOOLEAN
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};
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public static void main(String... args) throws Exception {
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MBeanServerConnection msc = ManagementFactory.getPlatformMBeanServer();
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HotSpotDiagnosticMXBean mxbean =
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ManagementFactory.getPlatformMXBean(msc, HotSpotDiagnosticMXBean.class);
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String[] signatures = new String[] {
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String.class.getName()
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};
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Object obj = msc.invoke(mxbean.getObjectName(), "getVMOption",
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new String[] { "PrintVMOptions"}, signatures);
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CompositeData data = (CompositeData)obj;
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validateType(data);
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VMOption option = mxbean.getVMOption("PrintVMOptions");
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VMOption o = VMOption.from(data);
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assertEquals(option, o);
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}
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private static void validateType(CompositeData data) {
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CompositeType type = data.getCompositeType();
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Set<String> keys = Arrays.stream(names).collect(Collectors.toSet());
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if (!type.keySet().equals(keys)) {
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throw new RuntimeException("key not matched: " + type.keySet().toString());
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}
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for (int i=0; i < names.length; i++) {
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OpenType t = type.getType(names[i]);
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if (t != types[i]) {
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throw new AssertionError(names[i] + ": type not matched: " +
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t + " expected: " + types[i]);
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}
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}
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}
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private static void assertEquals(VMOption o1, VMOption o2) {
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if (!o1.getName().equals(o2.getName()) ||
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!o1.getOrigin().equals(o2.getOrigin()) ||
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!o1.getValue().equals(o2.getValue()) ||
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o1.isWriteable() != o2.isWriteable()) {
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throw new AssertionError(o1 + " != " + o2);
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}
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}
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}
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