org.graalvm.visualvm.modules.extensions.SapJvmJvmstatModelProvider Maven / Gradle / Ivy

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The intent of this module is to add support for additional functionality (such as new JDKs, JVMs, HotSpot versions, ...) not supported by the VisualVM core modules at the time this VisualVM was released.

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/*
 * Copyright (c) 2007, 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.  Oracle designates this
 * particular file as subject to the "Classpath" exception as provided
 * by Oracle in the LICENSE file that accompanied this code.
 *
 * 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
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 */

package org.graalvm.visualvm.modules.extensions;

import org.graalvm.visualvm.core.model.AbstractModelProvider;
import org.graalvm.visualvm.application.Application;
import org.graalvm.visualvm.tools.jvmstat.JvmstatModel;
import org.graalvm.visualvm.tools.jvmstat.JvmstatModelFactory;
import org.graalvm.visualvm.tools.jvmstat.JvmJvmstatModel;

/**
 * Detects SAP JVM
 * @author Tomas Hurka
 */
public class SapJvmJvmstatModelProvider extends AbstractModelProvider {
    
    public JvmJvmstatModel createModelFor(Application app) {
        JvmstatModel jvmstat = JvmstatModelFactory.getJvmstatFor(app);
        if (jvmstat != null) {
            String vmName = jvmstat.findByName("java.property.java.vm.name");   // NOI18N
            
            if (vmName != null && vmName.startsWith("SAP Java ")) {  // NOI18N
                String vmVersion = jvmstat.findByName("java.property.java.vm.version"); // NOI18N
                
                if (vmVersion != null) {
                    if (vmVersion.startsWith("5.1")) {  // NOI18N // SAP VM
                        return new ExtendedJvmJvmstatModel(app, jvmstat);
                    }
                }
            }
        }
        return null;
    }
    
}