Package org.apache.tomcat

Examples of org.apache.tomcat.InstanceManager

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    private InstanceManagerFactory() {
    }

    public static InstanceManager getInstanceManager(ServletConfig config) {
        InstanceManager instanceManager =
                (InstanceManager) config.getServletContext().getAttribute(InstanceManager.class.getName());
        if (instanceManager == null) {
          synchronized(InstanceManagerFactory.class) {
            if (cachedManager == null) {
              cachedManager = new SimpleInstanceManager();
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                unavailable(null);
                throw new ServletException
                    (sm.getString("standardWrapper.notClass", getName()));
            }

            InstanceManager instanceManager = ((StandardContext)getParent()).getInstanceManager();
            try {
                servlet = (Servlet) instanceManager.newInstance(servletClass);
            } catch (ClassCastException e) {
                unavailable(null);
                // Restore the context ClassLoader
                throw new ServletException
                    (sm.getString("standardWrapper.notServlet", servletClass), e);
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                    destroy();

                    final Servlet servlet;

                    try {
                        InstanceManager instanceManager = InstanceManagerFactory.getInstanceManager(config);
                        servlet = (Servlet) instanceManager.newInstance(ctxt.getFQCN(), ctxt.getJspLoader());
                    } catch (Exception e) {
                        Throwable t = ExceptionUtils
                                .unwrapInvocationTargetException(e);
                        ExceptionUtils.handleThrowable(t);
                        throw new JasperException(t);
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    }

    public void destroy() {
        if (theServlet != null) {
            theServlet.destroy();
            InstanceManager instanceManager = InstanceManagerFactory.getInstanceManager(config);
            try {
                instanceManager.destroyInstance(theServlet);
            } catch (Exception e) {
                Throwable t = ExceptionUtils.unwrapInvocationTargetException(e);
                ExceptionUtils.handleThrowable(t);
                // Log any exception, since it can't be passed along
                log.error(Localizer.getMessage("jsp.error.file.not.found",
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                throw new ServletException
                    (sm.getString("standardWrapper.notClass", getName()));
            }

            if (servletInstance == null) {
                InstanceManager instanceManager = ((Context) getParent()).getInstanceManager();
                try {
                    servlet = (Servlet) instanceManager.newInstance(actualClass);
                } catch (ClassCastException e) {
                    unavailable(null);
                    // Restore the context ClassLoader
                    throw new ServletException
                    (sm.getString("standardWrapper.notServlet", actualClass), e);
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                    destroy();
                   
                    Servlet servlet = null;

                    try {
                        InstanceManager instanceManager = InstanceManagerFactory.getInstanceManager(config);
                        servlet = (Servlet) instanceManager.newInstance(ctxt.getFQCN(), ctxt.getJspLoader());
                    } catch (IllegalAccessException e) {
                        throw new JasperException(e);
                    } catch (InstantiationException e) {
                        throw new JasperException(e);
                    } catch (Exception e) {
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    }

    public void destroy() {
        if (theServlet != null) {
            theServlet.destroy();
            InstanceManager instanceManager = InstanceManagerFactory.getInstanceManager(config);
            try {
                instanceManager.destroyInstance(theServlet);
            } catch (Exception e) {
                // Log any exception, since it can't be passed along
                log.error(Localizer.getMessage("jsp.error.file.not.found",
                        e.getMessage()), e);
            }
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                unavailable(null);
                throw new ServletException
                    (sm.getString("standardWrapper.notClass", getName()));
            }

            InstanceManager instanceManager = ((StandardContext)getParent()).getInstanceManager();
            try {
                servlet = (Servlet) instanceManager.newInstance(servletClass);
            } catch (ClassCastException e) {
                unavailable(null);
                // Restore the context ClassLoader
                throw new ServletException
                    (sm.getString("standardWrapper.notServlet", servletClass), e);
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    }

    public void destroyInstance(Object instance)
            throws IllegalAccessException, InvocationTargetException
    {
        InstanceManager manager = instanceManagers
                .get(ClassUtils.getContextClassLoader());

        if (manager != null)
        {
            manager.destroyInstance(instance);
        }
    }
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    }

    public void postConstruct(Object instance)
            throws IllegalAccessException, InvocationTargetException
    {
        InstanceManager manager = instanceManagers
                .get(ClassUtils.getContextClassLoader());
        if (manager == null)
        {
            //Initialize manager
            manager = initManager();
        }

        //Is initialized
        if (manager != null)
        {
            //Inject resources
            try
            {
                manager.newInstance(instance);
            }
            catch (NamingException e)
            {
                throw new FacesException(e);
            }
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Related Classes of org.apache.tomcat.InstanceManager

  • org.apache.catalina.core.StandardWrapper
  • org.apache.jasper.runtime.InstanceManagerFactory
  • org.apache.jasper.servlet.JspServletWrapper
  • org.apache.myfaces.config.annotation.Tomcat7AnnotationLifecycleProvider
  • org.apache.myfaces.spi.impl.Tomcat7AnnotationInjectionProvider
  • org.apache.tomee.catalina.websocket.JavaEEDefaultServerEnpointConfigurator
  • org.apache.webbeans.web.tomcat.ContextLifecycleListener
  • org.jboss.as.web.deployment.WarDeploymentProcessor
  • org.jboss.weld.environment.tomcat.WeldForwardingInstanceManager
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