调试

package com.hs.elog;

import java.lang.management.MemoryUsage;
import java.lang.management.ThreadMXBean;
import java.text.SimpleDateFormat;
import java.util.Date;
import java.util.Formatter;
import java.util.HashMap;
import java.util.Iterator;
import java.util.Map;
import java.util.Set;

import javax.management.MBeanAttributeInfo;
import javax.management.MBeanInfo;
import javax.management.MBeanServerConnection;
import javax.management.ObjectInstance;
import javax.management.ObjectName;
import javax.management.openmbean.CompositeDataSupport;
import javax.management.remote.JMXConnector;
import javax.management.remote.JMXConnectorFactory;
import javax.management.remote.JMXServiceURL;
import java.lang.management.ManagementFactory;
import com.sun.management.OperatingSystemMXBean;

public class JMXTEST {  
  
    private static final String MonitorDeadlockedThreads = null;

 /** 
     * @param args 
     */ 
    public static void main(String[] args) {  
        try {  
 
           String jmxURL = "service:jmx:rmi:///jndi/rmi://127.0.0.1:9004/jmxrmi";//tomcat jmx url  
           JMXServiceURL serviceURL = new JMXServiceURL(jmxURL);  
             
           Map map = new HashMap();  
           String[] credentials = new String[] { "monitorRole" , "QED" };  
           map.put("jmx.remote.credentials", credentials);  
           JMXConnector connector = JMXConnectorFactory.connect(serviceURL, map);  
           MBeanServerConnection  mbsc = connector.getMBeanServerConnection();  
           ThreadMXBean threadBean = ManagementFactory.newPlatformMXBeanProxy(mbsc , ManagementFactory.THREAD_MXBEAN_NAME, ThreadMXBean.class);           
          OperatingSystemMXBean osbean = ManagementFactory.newPlatformMXBeanProxy(mbsc , ManagementFactory.OPERATING_SYSTEM_MXBEAN_NAME, OperatingSystemMXBean.class); 
           //端口最好是动态取得  
           ObjectName threadObjName = new ObjectName("Catalina:type=ThreadPool,name=http-8080");  
           MBeanInfo mbInfo = mbsc.getMBeanInfo(threadObjName);  
             
           String attrName = "currentThreadCount";//tomcat的线程数对应的属性值  
           MBeanAttributeInfo[] mbAttributes = mbInfo.getAttributes();  
           System.out.println("currentThreadCount:"+mbsc.getAttribute(threadObjName, attrName));  
             
           //heap  
           for(int j=0;j <mbsc.getDomains().length;j++){   
               System.out.println("###########"+mbsc.getDomains()[j]);   
           }   
           Set MBeanset = mbsc.queryMBeans(null, null);  
           System.out.println("MBeanset.size() : " + MBeanset.size());  
           Iterator MBeansetIterator = MBeanset.iterator();  
           while (MBeansetIterator.hasNext()) {   
               ObjectInstance objectInstance = (ObjectInstance)MBeansetIterator.next();  
               ObjectName objectName = objectInstance.getObjectName();  
               String canonicalName = objectName.getCanonicalName();  
               System.out.println("canonicalName : " + canonicalName);   
               if (canonicalName.equals("Catalina:host=localhost,type=Cluster"))      {    
                   // Get details of cluster MBeans  
                   System.out.println("Cluster MBeans Details:");  
                   System.out.println("=========================================");   
                   //getMBeansDetails(canonicalName);  
                  String canonicalKeyPropList = objectName.getCanonicalKeyPropertyListString();  
              }  
           }  
           //------------------------- system ----------------------  
           ObjectName runtimeObjName = new ObjectName("java.lang:type=Runtime");  
           System.out.println("厂商:"+ (String)mbsc.getAttribute(runtimeObjName, "VmVendor"));  
           System.out.println("程序:"+ (String)mbsc.getAttribute(runtimeObjName, "VmName"));  
           System.out.println("版本:"+ (String)mbsc.getAttribute(runtimeObjName, "VmVersion"));  
           Date starttime=new Date((Long)mbsc.getAttribute(runtimeObjName, "StartTime"));  
           SimpleDateFormat df = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");  
           System.out.println("启动时间:"+df.format(starttime));  
             
           Long timespan=(Long)mbsc.getAttribute(runtimeObjName, "Uptime");  
           System.out.println("连续工作时间:"+JMXTEST.formatTimeSpan(timespan));  
           //------------------------ JVM -------------------------  
           //堆使用率  
           ObjectName heapObjName = new ObjectName("java.lang:type=Memory");  
           MemoryUsage heapMemoryUsage =  MemoryUsage.from((CompositeDataSupport)mbsc.getAttribute(heapObjName, "HeapMemoryUsage"));  
           long maxMemory = heapMemoryUsage.getMax();//堆最大  
           long commitMemory = heapMemoryUsage.getCommitted();//堆当前分配  
           long usedMemory = heapMemoryUsage.getUsed();  
           System.out.println("heap:"+(double)usedMemory*100/commitMemory+"%");//堆使用率  
             
           MemoryUsage nonheapMemoryUsage =  MemoryUsage.from((CompositeDataSupport)mbsc.getAttribute(heapObjName, "NonHeapMemoryUsage"));             
           long noncommitMemory = nonheapMemoryUsage.getCommitted();  
           long nonusedMemory = heapMemoryUsage.getUsed();  
           System.out.println("nonheap:"+(double)nonusedMemory*100/noncommitMemory+"%");  
             
          // ObjectName permObjName = new ObjectName("java.lang:type=MemoryPool,name=Perm Gen");  
          // MemoryUsage permGenUsage =  MemoryUsage.from((CompositeDataSupport)mbsc.getAttribute(permObjName, "Usage"));             
           //long committed = permGenUsage.getCommitted();//持久堆大小  
           //long used = heapMemoryUsage.getUsed();//  
         //  System.out.println("perm gen:"+(double)used*100/committed+"%");//持久堆使用率  
             
           //-------------------- Session ---------------   
           ObjectName managerObjName = new ObjectName("Catalina:type=Manager,*");  
           Set<ObjectName> s=mbsc.queryNames(managerObjName, null);  
           for (ObjectName obj:s){  
               System.out.println("应用名:"+obj.getKeyProperty("path"));  
               ObjectName objname=new ObjectName(obj.getCanonicalName());  
               System.out.println("最大会话数:"+ mbsc.getAttribute( objname, "maxActiveSessions"));  
               System.out.println("会话数:"+ mbsc.getAttribute( objname, "activeSessions"));  
               System.out.println("活动会话数:"+ mbsc.getAttribute( objname, "sessionCounter"));  
           }  
             
           //----------------- Thread Pool ----------------  
           ObjectName threadpoolObjName = new ObjectName("Catalina:type=ThreadPool,*");  
           Set<ObjectName> s2=mbsc.queryNames(threadpoolObjName, null);  
           for (ObjectName obj:s2){  
               System.out.println("端口名:"+obj.getKeyProperty("name"));  
               ObjectName objname=new ObjectName(obj.getCanonicalName());  
               System.out.println("最大线程数:"+ mbsc.getAttribute( objname, "maxThreads"));  
               System.out.println("当前线程数:"+ mbsc.getAttribute( objname, "currentThreadCount"));  
               System.out.println("繁忙线程数:"+ mbsc.getAttribute( objname, "currentThreadsBusy"));  
           }  
         
          long[] dd = threadBean.findMonitorDeadlockedThreads();
          System.out.println("死锁" + dd.toString());
          
           //----------------- CPU使用率 ----------------  
           Long bfUptime=(Long)mbsc.getAttribute(runtimeObjName, "Uptime");
           System.out.println(bfUptime);
           ObjectName osBean = new ObjectName(ManagementFactory.OPERATING_SYSTEM_MXBEAN_NAME); 
           Long bfProcesstime = (Long)mbsc.getAttribute(osBean, "ProcessCpuTime");
           System.out.println("进程时间："+ bfProcesstime);
          // Long ncpus = (Long)mbsc.getAttribute(osBean, "AvailableProcessors");
           Long bb = osbean.getProcessCpuTime();
           System.out.println("进程时间："+ bb);
           int ncpus = osbean.getAvailableProcessors();
           System.out.println("可用处理器："+ ncpus);
          // osbean.getAvailableProcessors()
          
          
                 
        } catch (Exception e) {  
            e.printStackTrace();  
        }  
    }  
 
    public static String formatTimeSpan(long span){  
        long minseconds = span % 1000;  
          
        span = span /1000;  
        long seconds = span % 60;  
          
        span = span / 60;  
        long mins = span % 60;  
          
        span = span / 60;  
        long hours = span % 24;  
 
        span = span / 24;  
        long days = span;  
        return (new Formatter()).format("%1$d天 %2$02d:%3$02d:%4$02d.%5$03d", days,hours,mins,seconds,minseconds).toString();  
    }  
}