serverlifecyclelistener.java

业界著名的tomcat服务器的最新6.0的源代码。

        }
        Realm hRealm = context.getParent().getRealm();
        Realm cRealm = context.getRealm();
        if ((cRealm != null) && (cRealm != hRealm)) {
            if (log.isDebugEnabled())
                log.debug("Creating MBean for Realm " + cRealm);
            //MBeanUtils.createMBean(cRealm);
        }

        // Create the MBeans for the NamingResources (if any)
        NamingResources resources = context.getNamingResources();
        createMBeans(resources);

    }


    /**
     * Create the MBeans for the specified ContextEnvironment entry.
     *
     * @param environment ContextEnvironment for which to create MBeans
     *
     * @exception Exception if an exception is thrown during MBean creation
     */
    protected void createMBeans(ContextEnvironment environment)
        throws Exception {

        // Create the MBean for the ContextEnvironment itself
        if (log.isDebugEnabled()) {
            log.debug("Creating MBean for ContextEnvironment " + environment);
        }
        MBeanUtils.createMBean(environment);

    }


    /**
     * Create the MBeans for the specified ContextResource entry.
     *
     * @param resource ContextResource for which to create MBeans
     *
     * @exception Exception if an exception is thrown during MBean creation
     */
    protected void createMBeans(ContextResource resource)
        throws Exception {

        // Create the MBean for the ContextResource itself
        if (log.isDebugEnabled()) {
            log.debug("Creating MBean for ContextResource " + resource);
        }
        MBeanUtils.createMBean(resource);

    }


    /**
     * Create the MBeans for the specified ContextResourceLink entry.
     *
     * @param resourceLink ContextResourceLink for which to create MBeans
     *
     * @exception Exception if an exception is thrown during MBean creation
     */
    protected void createMBeans(ContextResourceLink resourceLink)
        throws Exception {

        // Create the MBean for the ContextResourceLink itself
        if (log.isDebugEnabled()) {
            log.debug("Creating MBean for ContextResourceLink " + resourceLink);
        }
        MBeanUtils.createMBean(resourceLink);

    }


    /**
     * Create the MBeans for the specified DefaultContext and its nested components.
     *
     * @param dcontext DefaultContext for which to create MBeans
     *
     * @exception Exception if an exception is thrown during MBean creation
     */
    /*
    protected void createMBeans(DefaultContext dcontext) throws Exception {

        // Create the MBean for the DefaultContext itself
        if (log.isDebugEnabled())
            log.debug("Creating MBean for DefaultContext " + dcontext);
        MBeanUtils.createMBean(dcontext);

        dcontext.addPropertyChangeListener(this);

        // Create the MBeans for the associated nested components
        Loader dLoader = dcontext.getLoader();
        if (dLoader != null) {
            if (log.isDebugEnabled())
                log.debug("Creating MBean for Loader " + dLoader);
            //MBeanUtils.createMBean(dLoader);
        }

        Manager dManager = dcontext.getManager();
        if (dManager != null) {
            if (log.isDebugEnabled())
                log.debug("Creating MBean for Manager " + dManager);
            //MBeanUtils.createMBean(dManager);
        }

        // Create the MBeans for the NamingResources (if any)
        NamingResources resources = dcontext.getNamingResources();
        createMBeans(resources);

    }
    */


    /**
     * Create the MBeans for the specified Engine and its nested components.
     *
     * @param engine Engine for which to create MBeans
     *
     * @exception Exception if an exception is thrown during MBean creation
     */
    protected void createMBeans(Engine engine) throws Exception {

        // Create the MBean for the Engine itself
        if (log.isDebugEnabled()) {
            log.debug("Creating MBean for Engine " + engine);
        }
        //MBeanUtils.createMBean(engine);
        engine.addContainerListener(this);
        if (engine instanceof StandardEngine) {
            ((StandardEngine) engine).addPropertyChangeListener(this);
        }

        // Create the MBeans for the associated nested components
        Realm eRealm = engine.getRealm();
        if (eRealm != null) {
            if (log.isDebugEnabled())
                log.debug("Creating MBean for Realm " + eRealm);
            //MBeanUtils.createMBean(eRealm);
        }

        // Create the MBeans for each child Host
        Container hosts[] = engine.findChildren();
        for (int j = 0; j < hosts.length; j++) {
            createMBeans((Host) hosts[j]);
        }

    }


    /**
     * Create the MBeans for the specified Host and its nested components.
     *
     * @param host Host for which to create MBeans
     *
     * @exception Exception if an exception is thrown during MBean creation
     */
    protected void createMBeans(Host host) throws Exception {

        // Create the MBean for the Host itself
        if (log.isDebugEnabled()) {
            log.debug("Creating MBean for Host " + host);
        }
        //MBeanUtils.createMBean(host);
        host.addContainerListener(this);
        if (host instanceof StandardHost) {
            ((StandardHost) host).addPropertyChangeListener(this);
        }

        // Create the MBeans for the associated nested components
        Realm eRealm = host.getParent().getRealm();
        Realm hRealm = host.getRealm();
        if ((hRealm != null) && (hRealm != eRealm)) {
            if (log.isDebugEnabled())
                log.debug("Creating MBean for Realm " + hRealm);
            //MBeanUtils.createMBean(hRealm);
        }

        // Create the MBeans for each child Context
        Container contexts[] = host.findChildren();
        for (int k = 0; k < contexts.length; k++) {
            createMBeans((Context) contexts[k]);
        }

    }


    /**
     * Create the MBeans for MBeanFactory.
     *
     * @param factory MBeanFactory for which to create MBean
     *
     * @exception Exception if an exception is thrown during MBean creation
     */
    protected void createMBeans(MBeanFactory factory) throws Exception {

        // Create the MBean for the MBeanFactory
        if (log.isDebugEnabled())
            log.debug("Creating MBean for MBeanFactory " + factory);
        MBeanUtils.createMBean(factory);

    }


    /**
     * Create the MBeans for the specified NamingResources and its
     * nested components.
     *
     * @param resources NamingResources for which to create MBeans
     */
    protected void createMBeans(NamingResources resources) throws Exception {

        // Create the MBean for the NamingResources itself
        if (log.isDebugEnabled()) {
            log.debug("Creating MBean for NamingResources " + resources);
        }
        MBeanUtils.createMBean(resources);
        resources.addPropertyChangeListener(this);

        // Create the MBeans for each child environment entry
        ContextEnvironment environments[] = resources.findEnvironments();
        for (int i = 0; i < environments.length; i++) {
            createMBeans(environments[i]);
        }

        // Create the MBeans for each child resource entry
        ContextResource cresources[] = resources.findResources();
        for (int i = 0; i < cresources.length; i++) {
            createMBeans(cresources[i]);
        }

        // Create the MBeans for each child resource link entry
        ContextResourceLink cresourcelinks[] = resources.findResourceLinks();
        for (int i = 0; i < cresourcelinks.length; i++) {
            createMBeans(cresourcelinks[i]);
        }

    }


    /**
     * Create the MBeans for the specified Server and its nested components.
     *
     * @param server Server for which to create MBeans
     *
     * @exception Exception if an exception is thrown during MBean creation
     */
    protected void createMBeans(Server server) throws Exception {

        // Create the MBean for the Server itself
        if (log.isDebugEnabled())
            log.debug("Creating MBean for Server " + server);
        //MBeanUtils.createMBean(server);
        if (server instanceof StandardServer) {
            ((StandardServer) server).addPropertyChangeListener(this);
        }

        // Create the MBeans for the global NamingResources (if any)
        NamingResources resources = server.getGlobalNamingResources();
        if (resources != null) {
            createMBeans(resources);
        }

        // Create the MBeans for each child Service
        Service services[] = server.findServices();
        for (int i = 0; i < services.length; i++) {
            // FIXME - Warp object hierarchy not currently supported
            if (services[i].getContainer().getClass().getName().equals
                ("org.apache.catalina.connector.warp.WarpEngine")) {
                if (log.isDebugEnabled()) {
                    log.debug("Skipping MBean for Service " + services[i]);
                }
                continue;
            }
            createMBeans(services[i]);
        }

    }


    /**
     * Create the MBeans for the specified Service and its nested components.
     *
     * @param service Service for which to create MBeans
     *
     * @exception Exception if an exception is thrown during MBean creation
     */
    protected void createMBeans(Service service) throws Exception {

        // Create the MBean for the Service itself
        if (log.isDebugEnabled())
            log.debug("Creating MBean for Service " + service);
        //MBeanUtils.createMBean(service);
        if (service instanceof StandardService) {
            ((StandardService) service).addPropertyChangeListener(this);
        }

        // Create the MBeans for the corresponding Connectors
        Connector connectors[] = service.findConnectors();
        for (int j = 0; j < connectors.length; j++) {
            createMBeans(connectors[j]);
        }

        // Create the MBean for the associated Engine and friends
        Engine engine = (Engine) service.getContainer();
        if (engine != null) {
            createMBeans(engine);
        }

    }




    /**
     * Deregister the MBeans for the specified Connector and its nested
     * components.
     *
     * @param connector Connector for which to deregister MBeans
     *
     * @exception Exception if an exception is thrown during MBean destruction
     */
    protected void destroyMBeans(Connector connector, Service service)
        throws Exception {

//        // deregister the MBean for the Connector itself
//        if (log.isDebugEnabled())
//            log.debug("Destroying MBean for Connector " + connector);
//        MBeanUtils.destroyMBean(connector, service);

    }


    /**
     * Deregister the MBeans for the specified Context and its nested
     * components.
     *
     * @param context Context for which to deregister MBeans
     *
     * @exception Exception if an exception is thrown during MBean destruction
     */
    protected void destroyMBeans(Context context) throws Exception {

        // Deregister ourselves as a ContainerListener
        context.removeContainerListener(this);

        // Destroy the MBeans for the associated nested components
        Realm hRealm = context.getParent().getRealm();
        Realm cRealm = context.getRealm();
        if ((cRealm != null) && (cRealm != hRealm)) {
            if (log.isDebugEnabled())
                log.debug("Destroying MBean for Realm " + cRealm);
            //MBeanUtils.destroyMBean(cRealm);
        }
        Manager cManager = context.getManager();