Example usage for javax.servlet ServletContext getServletRegistrations

Introduction

In this page you can find the example usage for javax.servlet ServletContext getServletRegistrations.

Prototype

public Map<String, ? extends ServletRegistration> getServletRegistrations();

Source Link

Document

Gets a (possibly empty) Map of the ServletRegistration objects (keyed by servlet name) corresponding to all servlets registered with this ServletContext.

Usage

From source file:org.apache.tomee.security.cdi.TomEESecurityServletAuthenticationMechanismMapper.java

public void init(@Observes @Initialized(ApplicationScoped.class) final ServletContext context) {
    final Map<String, ? extends ServletRegistration> servletRegistrations = context.getServletRegistrations();
    servletRegistrations.forEach((servletName, servletRegistration) -> {
        try {//from  w w w.j a  va 2s  .  c  o m
            final Class<?> servletClass = Thread.currentThread().getContextClassLoader().loadClass(servletName);
            if (servletClass.isAnnotationPresent(BasicAuthenticationMechanismDefinition.class)) {
                servletAuthenticationMapper.put(servletName,
                        CDI.current().select(BasicAuthenticationMechanism.class).get());
            }

            if (servletClass.isAnnotationPresent(FormAuthenticationMechanismDefinition.class)) {
                servletAuthenticationMapper.put(servletName,
                        CDI.current().select(FormAuthenticationMechanism.class).get());
            }

        } catch (final ClassNotFoundException e) {
            // Ignore
        }
    });

    final Set<HttpAuthenticationMechanism> availableBeans = authenticationMechanisms.stream()
            .collect(Collectors.toSet());
    availableBeans.removeAll(servletAuthenticationMapper.values());
    availableBeans.remove(defaultAuthenticationMechanism);

    if (availableBeans.size() == 1) {
        defaultAuthenticationMechanism.setDelegate(availableBeans.iterator().next());
    } else if (availableBeans.size() > 1) {
        throw new IllegalStateException("Multiple HttpAuthenticationMechanism found "
                + availableBeans.stream().map(b -> substringBefore(b.getClass().getSimpleName(), "$$"))
                        .collect(toList())
                + " " + "without a @WebServlet association. "
                + "Deploy a single one for the application, or associate it with a @WebServlet.");
    }
}

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From source file:org.dmb.trueprice.utils.internal.InitContextListener.java

@Override
public void contextInitialized(ServletContextEvent sce) {

    log.warn("\n\t >>> \t INITIALIZING APPLICATION ....");

    //        sce.getServletConfig().gets

    ServletContext sctxt = sce.getServletContext();

    log.debug("\t >>>\t SHOW servlets names list ");
    //            log.debug("\t >>>\t SERVLET NAME IS > " + sctxt.getServletContextName());
    Map<String, ? extends ServletRegistration> eParam = sctxt.getServletRegistrations();
    for (String paramName : eParam.keySet()) {
        //                String paramName = eParam.nextElement();
        //                String paramValue = sctxt.getInitParameter(paramName).toString();

        if (paramName != null) {
            String paramValue = eParam.get(paramName)
                    //on ajoute .getName car l'obejt dans la Map extends ServletRegistration
                    .getName();//from  w  w  w.  j ava2 s . c o m
            log.debug("\t >> New servlet [" + ("".equals(paramName) ? "???" : paramName)
            //                    log.debug("\t >> New servlet [" + ("".equals(paramName) ? "???" : paramName) 
                    + "] > " + ("".equals(paramValue) ? "???" : paramValue));
            servletsContext.put(paramName, null);
        }

    }

    //            log.debug("\t >>>\t SHOW INIT PARAMETERS of SERVLET CONTEXT");
    //            log.debug("\t >>>\t SERVLET NAME IS > " + sctxt.getServletContextName());
    //            Enumeration<String> eParam = sctxt.getInitParameterNames();
    //            while (eParam.hasMoreElements()) {
    //            String paramName = eParam.nextElement();
    //            String paramValue = sctxt.getInitParameter(paramName).toString();
    //            log.debug("New init param [" + (paramName == null ? "???" : paramName) 
    //                    + "] > " + (paramValue == null ? "???" : paramValue)
    //            );
    //            }
    //        
    //            log.debug("\t >>>\t SHOW ATTRIBUTES of SERVLET CONTEXT");
    //            Enumeration<String> e = sctxt.getAttributeNames();
    //            while (e.hasMoreElements()) {
    //            String attName = e.nextElement();
    //            String attValue = sctxt.getAttribute(attName).toString();
    //            log.debug("New att [" + (attName == null ? "???" : attName) 
    //                    + "] > " + (attValue == null ? "???" : attValue)
    //            );
    //              }

    //    servletsContext = sctxt;

}

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