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