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Viewing changes to plugins/javalib/org/munin/plugin/jmx/ClassesUnloaded.java

  • Committer: Package Import Robot
  • Author(s): James Page
  • Date: 2012-06-11 12:54:28 UTC
  • mfrom: (8.1.30 sid)
  • Revision ID: package-import@ubuntu.com-20120611125428-k8z25s77rp755vxe
Tags: 2.0.0-1ubuntu1
* Resync with Debian unstable.
* d/munin-node.upstart,munin.upstart: Add upstart configurations.

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plugins/javalib/org/munin/plugin/jmx/ClassesUnloaded.java
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package org.munin.plugin.jmx;
 
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import java.io.IOException;
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import java.lang.management.ClassLoadingMXBean;
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import java.lang.management.ManagementFactory;
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import javax.management.MBeanServerConnection;
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import java.io.FileNotFoundException;
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import java.io.IOException;
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public class ClassesUnloaded {
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    public static void main(String args[]) throws FileNotFoundException, IOException {
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        String[] connectionInfo = ConfReader.GetConnectionInfo();
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        if (args.length == 1) {
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            if (args[0].equals("config")) {
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                System.out.println(
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                  "graph_title JVM (port " + connectionInfo[1] + ") ClassesUnloaded\n" +
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                  "graph_vlabel classes\n" + 
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                  "graph_category " + connectionInfo[2] + "\n" +
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                  "graph_info The total number of classes unloaded since the Java virtual machine has started execution.\n" +  
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                  "UnloadedClass.label UnloadedClass\n" 
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                    );
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            }
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         else {
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        try{
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            MBeanServerConnection connection = BasicMBeanConnection.get();
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            ClassLoadingMXBean classmxbean=ManagementFactory.newPlatformMXBeanProxy(connection, ManagementFactory.CLASS_LOADING_MXBEAN_NAME, ClassLoadingMXBean.class);
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            System.out.println("UnloadedClass.value "+classmxbean.getUnloadedClassCount());
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            } catch (Exception e) {
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                System.out.print(e);
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            }
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        }
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    }
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}
 
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import org.munin.plugin.jmx.AbstractAnnotationGraphsProvider.Graph;
 
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@Graph(title = "ClassesUnloaded", vlabel = "classes", info = "The total number of classes unloaded since the Java virtual machine has started execution.")
 
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public class ClassesUnloaded extends AbstractAnnotationGraphsProvider {
 
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        public ClassesUnloaded(Config config) {
 
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                super(config);
 
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        }
 
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        @Field
 
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        public long unloadedClass() throws IOException {
 
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                ClassLoadingMXBean classmxbean = ManagementFactory
 
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                                .newPlatformMXBeanProxy(getConnection(),
 
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                                                ManagementFactory.CLASS_LOADING_MXBEAN_NAME,
 
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                                                ClassLoadingMXBean.class);
 
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                return classmxbean.getUnloadedClassCount();
 
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        }
 
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        public static void main(String args[]) {
 
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                runGraph(args);
 
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        }
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}