juplo.de Git - demos/kafka/monitoring/blob - mbeans/src/main/java/de/juplo/monitoring/ListMBeans.java

   1 package de.juplo.monitoring;
   2
   3 import javax.management.MBeanAttributeInfo;
   4 import javax.management.MBeanOperationInfo;
   5 import javax.management.MBeanServerConnection;
   6 import javax.management.ObjectName;
   7 import javax.management.remote.JMXConnector;
   8 import javax.management.remote.JMXConnectorFactory;
   9 import javax.management.remote.JMXServiceURL;
  10 import java.util.Iterator;
  11 import java.util.Set;
  12
  13
  14 public class ListMBeans
  15 {
  16     public static void main(String[] args)
  17     {
  18         String url = args.length > 0 ? args[0] : "service:jmx:rmi:///jndi/rmi://:7001/jmxrmi";
  19         System.out.println("-------------------------------------------------");
  20         try {
  21             JMXServiceURL jmxServiceURL = new JMXServiceURL(url);
  22             JMXConnector jmxConnector = JMXConnectorFactory.connect(jmxServiceURL, null);
  23
  24             MBeanServerConnection connection = jmxConnector.getMBeanServerConnection();
  25
  26             Set result = connection.queryNames(new ObjectName("*:*"), null);
  27             Iterator it = result.iterator();
  28
  29             while (it.hasNext())
  30             {
  31                 ObjectName objectName = (ObjectName) it.next();
  32
  33                 try
  34                 {
  35                     System.out.println("--> " + objectName.getCanonicalName());
  36                     MBeanAttributeInfo[] attributes = connection.getMBeanInfo(objectName).getAttributes();
  37
  38                     for (int i = 0; i < attributes.length; i++)
  39                     {
  40                         System.out.println("         Attribute: " + attributes[i].getName() + "   of Type : " + attributes[i].getType());
  41                     }
  42
  43                     MBeanOperationInfo[] operations = connection.getMBeanInfo(objectName).getOperations();
  44
  45                     for (int i = 0; i < operations.length; i++)
  46                     {
  47                         System.out.print("         Operation: " + operations[i].getReturnType() + "  " + operations[i].getName() + "(");
  48                         for (int j = 0; j < operations[i].getSignature().length;j++)
  49                         {
  50                           System.out.print(operations[i].getSignature()[j].getName() +
  51                             ":" +
  52                             operations[i].getSignature()[j].getType() +
  53                             "  ");
  54                         }
  55                         System.out.println(")");
  56                     }
  57                 } catch (Exception e)
  58                 {
  59                     e.printStackTrace();
  60                 }
  61             }
  62
  63             jmxConnector.close();
  64         }
  65         catch (Exception e)
  66         {
  67             e.printStackTrace();
  68         }
  69         System.out.println("-------------------------------------------------");
  70     }
  71 }