public void init()

in wicket-jmx/src/main/java/org/apache/wicket/jmx/Initializer.java [98:212]
103 lines of code
14 McCabe index (conditional complexity)

	public void init(final org.apache.wicket.Application application)
	{
		try
		{
			String name = application.getName();

			String agentId = null;
			try
			{
				agentId = System.getProperty("wicket.mbean.server.agentid");
			}
			catch (SecurityException e)
			{
				// Ignore - we're not allowed to read this property.
				log.warn("not allowed to read property wicket.mbean.server.agentid due to security settings; ignoring");
			}
			if (agentId != null)
			{
				ArrayList<MBeanServer> mbeanServers = MBeanServerFactory.findMBeanServer(agentId);
				if (!mbeanServers.isEmpty())
				{
					mbeanServer = mbeanServers.get(0); // get first
				}
				else
				{
					log.error("unable to find mbean server with agent id {}", agentId);
				}
			}
			if (mbeanServer == null)
			{
				String impl = null;
				try
				{
					impl = System.getProperty("wicket.mbean.server.class");
				}
				catch (SecurityException e)
				{
					// Ignore - we're not allowed to read this property.
					log.warn("Not allowed to read property wicket.mbean.server.class due to security settings: {}. Ignoring",
							e.getMessage());
				}
				if (impl != null)
				{
					ArrayList<MBeanServer> mbeanServers = MBeanServerFactory.findMBeanServer(null);
					if (!mbeanServers.isEmpty())
					{
						for (MBeanServer mbs : mbeanServers)
						{
							if (mbs.getClass().getName().equals(impl))
							{
								mbeanServer = mbs;
								break;
							}
						}
					}
					if (mbeanServer == null)
					{
						log.error("unable to find mbean server of type '{}'", impl);
					}
				}
			}
			if (mbeanServer == null)
			{
				mbeanServer = ManagementFactory.getPlatformMBeanServer();
				// never null
			}

			log.info("registering Wicket mbeans with server '{}'", mbeanServer);

			// register top level application object, but first check whether
			// multiple instances of the same application (name) are running and
			// if so adjust the name
			String domain = "org.apache.wicket.app." + name;
			ObjectName appBeanName = new ObjectName(domain + ":type=Application");
			String tempDomain = domain;
			int i = 0;
			while (mbeanServer.isRegistered(appBeanName))
			{
				tempDomain = name + "-" + i++;
				appBeanName = new ObjectName(tempDomain + ":type=Application");
			}
			domain = tempDomain;

			Application appBean = new Application(application);
			register(application, appBean, appBeanName);

			register(application, new ApplicationSettings(application), new ObjectName(domain
				+ ":type=Application,name=ApplicationSettings"));
			register(application, new DebugSettings(application), new ObjectName(domain
				+ ":type=Application,name=DebugSettings"));
			register(application, new MarkupSettings(application), new ObjectName(domain
				+ ":type=Application,name=MarkupSettings"));
			register(application, new ResourceSettings(application), new ObjectName(domain
				+ ":type=Application,name=ResourceSettings"));
			register(application, new PageSettings(application), new ObjectName(domain
				+ ":type=Application,name=PageSettings"));
			register(application, new RequestCycleSettings(application), new ObjectName(domain
				+ ":type=Application,name=RequestCycleSettings"));
			register(application, new SecuritySettings(application), new ObjectName(domain
				+ ":type=Application,name=SecuritySettings"));
			register(application, new SessionSettings(application), new ObjectName(domain
				+ ":type=Application,name=SessionSettings"));
			register(application, new StoreSettings(application), new ObjectName(domain
				+ ":type=Application,name=StoreSettings"));

			RequestLogger sessionsBean = new RequestLogger(application);
			ObjectName sessionsBeanName = new ObjectName(domain + ":type=RequestLogger");
			register(application, sessionsBean, sessionsBeanName);
		}
		catch (MalformedObjectNameException | InstanceAlreadyExistsException |
				MBeanRegistrationException | NotCompliantMBeanException e)
		{
			throw new WicketRuntimeException(e);
		}
	}