OSBのサービスのステータスを監視し、ログを生成


import com.bea.wli.config.Ref;
import com.bea.wli.monitoring.*;
import weblogic.management.jmx.MBeanServerInvocationHandler;
import javax.management.MBeanServerConnection;
import javax.management.MalformedObjectNameException;
import javax.management.ObjectName;
import javax.management.remote.JMXConnector;
import javax.management.remote.JMXConnectorFactory;
import javax.management.remote.JMXServiceURL;
import javax.naming.Context;
import java.io.File;
import java.io.FileWriter;
import java.io.IOException;
import java.lang.reflect.InvocationHandler;
import java.lang.reflect.Method;
import java.lang.reflect.Proxy;
import java.net.MalformedURLException;
import java.util.*;
import java.text.SimpleDateFormat;

/**   
 * This class provides sample code showing how to use   
 * ServiceDomainMBean.   
 * It shows how to:   
 * 1. Find business and proxy services enabled for monitoring.   
 * 2. Get statistics for one or more business and proxy services.   
 * 3. Perform reset operation on one or more business and proxy services.   
 * 4. Handle exceptions.   
 * It uses a timer to retrieve statistics, save them in a file, and   
 * perform resets in a recursive manner.
 */

public class ServiceStatisticsRetriever_file {
	private ServiceDomainMBean serviceDomainMbean = null;
	private String serverName = null;
	
	 /**
	  * Retrieve statistics for all business services being monitored in the      
	  *  domain and reset statistics for the same.      
	  *  @throws Exception      
	  */
	void getAndResetStatsForAllMonitoredBizServices() throws Exception {
		 Ref[] serviceRefs = serviceDomainMbean.getMonitoredBusinessServiceRefs();
		// Create a bitwise map for desired resource types.
		 int typeFlag = 0;
		 typeFlag = typeFlag | ResourceType.SERVICE.value();
		 typeFlag = typeFlag | ResourceType.WEBSERVICE_OPERATION.value();
		 typeFlag = typeFlag | ResourceType.URI.value();
		 
		 HashMap<Ref, ServiceResourceStatistic> resourcesMap = null;
		 HashMap<Ref, ServiceResourceStatistic> resourcesMapOnSingleServer = null;
		 // Get cluster-level statistics.
		 try {               
			 // Get statistics.
			 System.out.println("Now trying to get statistics for -" + serviceRefs.length + " business services...");
			 resourcesMap = serviceDomainMbean.getBusinessServiceStatistics(serviceRefs, typeFlag, serverName);
			 // Reset statistics.               
			 long resetRequestTime = serviceDomainMbean.resetStatistics (serviceRefs);
			 // Save retrieved statistics.
			 String fileName = "BizStatistics_" + new SimpleDateFormat("yyyy_MM_dd_HH_mm").format(new Date(System. currentTimeMillis()))+ ".txt";
			 saveStatisticsToFile(resourcesMap, resetRequestTime,fileName);
		 }catch (IllegalArgumentException iae) {
			 System.out.println("===============================
"); System.out.println("Encountered IllegalArgumentException... Details:"); System.out.println(iae.getMessage()); System.out.println("Check if proxy ref was passed OR flowComp " + "resource was passed OR bitmap is invalid..." +"
If so correct it and try again!!!"); System.out.println("==================================
"); throw iae; }catch (DomainMonitoringDisabledException dmde) { /** Statistics not available as monitoring is turned off at domain level.*/ System.out.println("==================================
"); System.out.println("Statistics not available as monitoring " + "is turned off at domain level."); System.out.println("==============================
"); throw dmde; }catch (MonitoringException me) { // Internal problem... May be aggregation server is crashed... System.out.println("================================
"); System.out.println("ERROR: Statistics is not available..." + "Check if aggregation server is crashed..."); System.out.println("=================================
"); throw me; } } /** * Retrieve statistics for all proxy services being monitored in the * domain and reset statistics for the same. * @throws Exception */ void getAndResetStatsForAllMonitoredProxyServices() throws Exception { Ref[] serviceRefs = serviceDomainMbean.getMonitoredProxyServiceRefs(); // Create a bitwise map for desired resource types. int typeFlag = 0; typeFlag = typeFlag | ResourceType.SERVICE.value(); typeFlag = typeFlag | ResourceType.FLOW_COMPONENT.value(); typeFlag = typeFlag | ResourceType.WEBSERVICE_OPERATION.value(); HashMap<Ref, ServiceResourceStatistic> resourcesMap = null; // Get cluster-level statistics. try { // Get statistics. System.out.println("Now trying to get statistics for -" + serviceRefs.length + " proxy services..."); resourcesMap = serviceDomainMbean.getProxyServiceStatistics(serviceRefs,typeFlag, null); // Reset statistics. long resetRequestTime = serviceDomainMbean.resetStatistics(serviceRefs); // Save retrieved statistics. String fileName = "ProxyStatistics_" + new SimpleDateFormat("yyyy_MM_dd_HH_mm").format(new Date(System.currentTimeMillis())) + ".txt"; saveStatisticsToFile(resourcesMap, resetRequestTime,fileName); }catch (IllegalArgumentException iae) { System.out.println("===================================
"); System.out.println("Encountered IllegalArgumentException...Details:"); System.out.println(iae.getMessage()); System.out.println("Check if business ref was passed OR bitmap is " + "invalid...
If so correct it and try again!!!"); System.out.println("===================================
"); throw iae; }catch (DomainMonitoringDisabledException dmde) { /** Statistics not available as monitoring is turned off at the * domain level. */ System.out.println("===================================
"); System.out.println("Statistics not available as monitoring" + "is turned off at domain level."); System.out.println("===================================
"); throw dmde; }catch (MonitoringException me) { // Internal problem ... May be aggregation server is crashed ... System.out.println("===================================
"); System.out.println("ERROR: Statistics is not available... " + "Check if aggregation server is crashed..."); System.out.println("===================================
"); throw me; } } /** * Saves statistics of all services from the specified map. * @param statsMap Map containing statistics for one or more services * of the same type; i.e., business or proxy. * @param resetReqTime Reset request time. This information will be * written at the end of the file, provided it is not zero. * @param fileName Statistics will be saved in a file with this name. * @throws Exception */ private void saveStatisticsToFile(HashMap<Ref, ServiceResourceStatistic> statsMap,long resetReqTime, String fileName) throws Exception { if (statsMap == null) { System.out.println("
Service statistics map is null...Nothing to save.
"); } if (statsMap.size() == 0) { System.out.println("
Service statistics map is empty... Nothing to save.
"); } FileWriter out = new FileWriter(new File(fileName)); out.write("*********************************************
"); out.write("This file contains statistics for " + statsMap.size()+ " services.
"); out.write("***********************************************
"); Set<Map.Entry<Ref, ServiceResourceStatistic>> set = statsMap.entrySet(); System.out.println(new StringBuffer().append("
Writing stats to the file - ").append(fileName).append("
").toString()); // Print statistical information of each service for (Map.Entry<Ref, ServiceResourceStatistic> mapEntry : set) { out.write(new StringBuffer().append("

======= Pirnting statistics for service ").append(mapEntry.getKey().getFullName()).append("=======
").toString()); ServiceResourceStatistic serviceStats = mapEntry.getValue(); out.write(new StringBuffer().append("Statistic collection time is - ").append(new Date(serviceStats.getCollectionTimestamp())).append("
").toString()); ResourceStatistic[] resStatsArray = null; try { resStatsArray = serviceStats.getAllResourceStatistics(); }catch (MonitoringNotEnabledException mnee) { // Statistics not available out.write("WARNING: Monitoring is not enabled for " + "this service... Do something..."); out.write("=====================================
"); continue; }catch (InvalidServiceRefException isre) { // Invalid service out.write("ERROR: Invlaid Ref. May be this service is" + "deleted. Do something..."); out.write("======================================
"); continue; }catch (MonitoringException me) { // Statistics not available out.write("ERROR: Failed to get statistics for this service... " + "Details: " + me.getMessage()); me.printStackTrace(); out.write("======================================
"); continue; } for (ResourceStatistic resStats : resStatsArray) { // Print resource information out.write("
Resource name: " + resStats.getName()); out.write("\tResource type: " + resStats.getResourceType().toString()); // Now get and print statistics for this resource StatisticValue[] statValues = resStats.getStatistics(); for (StatisticValue value : statValues) { out.write("
\t\tStatistic Name - " + value.getName ()); out.write("
\t\tStatistic Type - " + value.getType().toString()); // Determine statistics type if ( value.getType() == StatisticType.INTERVAL ) { StatisticValue.IntervalStatistic is = (StatisticValue.IntervalStatistic)value; // Print interval statistics values out.write("
\t\t\t\tCount Value - " + is.getCount()); out.write("
\t\t\t\tMin Value - " + is.getMin()); out.write("
\t\t\t\tMax Value - " + is.getMax()); out.write("
\t\t\t\tSum Value - " + is.getSum()); out.write("
\t\t\t\tAve Value - " + is.getAverage()); }else if ( value.getType() == StatisticType.COUNT ) { StatisticValue.CountStatistic cs = (StatisticValue.CountStatistic)value; // Print count statistics value out.write("
\t\t\t\tCount Value - " + cs.getCount()); }else if ( value.getType() == StatisticType.STATUS){ StatisticValue.StatusStatistic ss = (StatisticValue.StatusStatistic)value; // Print count statistics value out.write("
\t\t\t\t Initial Status - " + ss.getInitialStatus()); out.write("
\t\t\t\t Current Status - " + ss.getCurrentStatus()); } } } out.write("
=========================================
"); } if (resetReqTime > 0) { // Save reset request time. out.write("
*****************************************
"); out.write("Statistics for all these services are RESET.
"); out.write("RESET request time is " + new SimpleDateFormat("MM/dd/yyyy HH:mm:ss").format(new Date(resetReqTime))); out.write("
****************************************
"); } // Flush and close file. out.flush(); out.close(); } /** * Init method. * @param props Properties required for initialization. * @throws Exception */ private void init(HashMap props) throws Exception { Properties properties = new Properties(); properties.putAll(props); getServiceDomainMBean(properties.getProperty("HOSTNAME"),Integer.parseInt(properties.getProperty("PORT", "7001")),properties.getProperty("USERNAME"),properties.getProperty("PASSWORD")); serverName = properties.getProperty("SERVER_NAME"); } /** * Gets an instance of ServiceDomainMBean from the weblogic server. * @param host * @param port * @param username * @param password * @throws Exception */ private void getServiceDomainMBean(String host, int port, String username, String password) throws Exception { InvocationHandler handler = new ServiceDomainMBeanInvocationHandler(host, port, username,password); Object proxy = Proxy.newProxyInstance(ServiceDomainMBean.class.getClassLoader(),new Class[]{ServiceDomainMBean.class}, handler); serviceDomainMbean = (ServiceDomainMBean) proxy; } /** * Invocation handler class for ServiceDomainMBean class. */ public static class ServiceDomainMBeanInvocationHandler implements InvocationHandler { private String jndiURL ="weblogic.management.mbeanservers.domainruntime"; private String mbeanName = ServiceDomainMBean.NAME; private String type = ServiceDomainMBean.TYPE; private String protocol = "t3"; private String hostname = "localhost"; private int port = 7003; private String jndiRoot = "/jndi/"; private String username = "weblogic"; private String password = "weblogic"; private JMXConnector conn = null; private Object actualMBean = null; public ServiceDomainMBeanInvocationHandler(String hostName, int port, String userName, String password) { this.hostname = hostName; this.port = port; this.username = userName; this.password = password; } /** * Gets JMX connection * @return JMX connection * @throws IOException * @throws MalformedURLException */ public JMXConnector initConnection() throws IOException, MalformedURLException { JMXServiceURL serviceURL = new JMXServiceURL(protocol,hostname, port, jndiRoot + jndiURL); Hashtable<String, String> h = new Hashtable<String,String>(); if (username != null)h.put(Context.SECURITY_PRINCIPAL, username); if (password != null)h.put(Context.SECURITY_CREDENTIALS, password); h.put(JMXConnectorFactory.PROTOCOL_PROVIDER_PACKAGES,"weblogic.management.remote"); return JMXConnectorFactory.connect(serviceURL, h); } /** * Invokes specified method with specified params on specified * object. * @param proxy * @param method * @param args * @return * @throws Throwable */ public Object invoke(Object proxy, Method method, Object[] args)throws Throwable { try { if (conn == null) { conn = initConnection(); } if (actualMBean == null) { actualMBean = findServiceDomain(conn.getMBeanServerConnection(),mbeanName, type, null); } Object returnValue = method.invoke(actualMBean, args); return returnValue; }catch (Exception e) { throw e; } } /** * Finds the specified MBean object * @param connection - A connection to the MBeanServer. * @param mbeanName - The name of the MBean instance. * @param mbeanType - The type of the MBean. * @param parent - The name of the parent Service. Can be NULL. * @return Object - The MBean or null if the MBean was not found. */ public Object findServiceDomain(MBeanServerConnection connection,String mbeanName,String mbeanType,String parent) { ServiceDomainMBean serviceDomainbean = null; try { ObjectName on = new ObjectName(ServiceDomainMBean.OBJECT_NAME); serviceDomainbean = (ServiceDomainMBean)MBeanServerInvocationHandler.newProxyInstance(connection, on); }catch (MalformedObjectNameException e) { e.printStackTrace(); return null; } return serviceDomainbean; } } /** Timer task to keep retrieving and resetting service statistics. */ static class GetAndResetStatisticsTask extends TimerTask { private ServiceStatisticsRetriever_file collector; public GetAndResetStatisticsTask(ServiceStatisticsRetriever_file col){collector = col;} public void run() { System.out.println("
**********************************"); System.out.println("Retrieving statistics for all monitored" + "business services."); try { collector.getAndResetStatsForAllMonitoredBizServices(); System.out.println("Successfully retrieved and reset statistics for " + "all monitored
business services at " + new SimpleDateFormat("MM/dd/yyyy HH:mm:ss").format(new Date(System.currentTimeMillis()))); } catch (Exception e) { System.out.println("Failed to retrieve and reset statistics for all " + "monitored business service..."); e.printStackTrace(); } System.out.println("**********************************
"); System.out.println("
**********************************"); System.out.println("Retrieving statistics for all monitored proxy services."); try { collector.getAndResetStatsForAllMonitoredProxyServices(); System.out.println("Successfully retrieved and reset statistics " + "for all monitored
proxy services at " + new SimpleDateFormat("MM/dd/yyyy HH:mm:ss").format(new Date(System.currentTimeMillis()))); } catch (Exception e) { System.out.println("Failed to retrieve and reset statistics " + "for all monitored proxy service..."); e.printStackTrace(); } System.out.println("*********************************
"); } } /** * The main method to start the timer task to extract, save, and reset * statistics for all monitored business and proxy services. It uses * the following system properties. * 1. hostname - Hostname of admin server * 2. port - Listening port of admin server * 3. username - Login username * 4. password - Login password * 5. period - Frequency in hours. This will be used by the timer * to determine the time gap between two executions. * @param args Not used. */ public static void main(String[] args) { try { Properties p = System.getProperties(); HashMap map = new HashMap(); map.put("HOSTNAME", p.getProperty("hostname","localhost")); map.put("PORT", p.getProperty("port", "7003")); map.put("USERNAME", p.getProperty("username", "weblogic")); map.put("PASSWORD", p.getProperty("password", "weblogic")); //set a server name if you want to get the uri status statistics in a cluster map.put("SERVER_NAME", p.getProperty("server_name","AdminServer")); ServiceStatisticsRetriever_file collector = new ServiceStatisticsRetriever_file(); String periodStr = p.getProperty("period", "1"); int periodInHour = Integer.parseInt(periodStr); long periodInMilliSec = periodInHour * 60 * 1000; collector.init(map); // Start timer. Timer timer = new Timer(); timer.scheduleAtFixedRate(new GetAndResetStatisticsTask(collector),0, periodInMilliSec); }catch (Exception e) { e.printStackTrace(); } } }