Example usage for javax.servlet ServletContext addListener

Introduction

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

Prototype

public void addListener(Class<? extends EventListener> listenerClass);

Source Link

Document

Adds a listener of the given class type to this ServletContext.

Usage

From source file:com.alliander.osgp.signing.server.application.config.SigningServerInitializer.java

@Override
public void onStartup(final ServletContext servletContext) throws ServletException {
    try {//from   ww w .  j a  va  2  s  . com
        // Force the timezone of application to UTC (required for
        // Hibernate/JDBC)
        TimeZone.setDefault(TimeZone.getTimeZone("UTC"));

        final Context initialContext = new InitialContext();

        final String logLocation = (String) initialContext.lookup("java:comp/env/osp/signingServer/log-config");
        LogbackConfigurer.initLogging(logLocation);

        final AnnotationConfigWebApplicationContext rootContext = new AnnotationConfigWebApplicationContext();
        rootContext.register(ApplicationContext.class);

        servletContext.addListener(new ContextLoaderListener(rootContext));

    } catch (final NamingException e) {
        throw new ServletException("Naming exception", e);
    } catch (final FileNotFoundException e) {
        throw new ServletException("Logging file not found", e);
    } catch (final JoranException e) {
        throw new ServletException("Logback exception", e);
    }
}

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From source file:com.dm.platform.listener.base.MyServletContextListener.java

@Override
public void contextInitialized(ServletContextEvent sce) {
    System.out.println("MyServletContextListener");
    ServletContext sc = sce.getServletContext();

    ServletRegistration sr = sc.addServlet("spring", DispatcherServlet.class);
    sr.setInitParameter("contextConfigLocation", "/WEB-INF/dispatcher-servlet.xml");
    sr.addMapping("/spring/*");

    FilterRegistration fr = sc.addFilter(DynamicRegistFilter.class.getSimpleName(), DynamicRegistFilter.class);
    fr.addMappingForUrlPatterns(EnumSet.of(DispatcherType.REQUEST), true, "/platform/*");
    //          fr = sc.addFilter(DelegatingFilterProxy.class.getSimpleName(), DelegatingFilterProxy.class);
    //        fr.addMappingForUrlPatterns(EnumSet.of(DispatcherType.REQUEST), true, "/platform/*");

    sc.addListener(new ContextLoaderListener());
}

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From source file:com.nkapps.billing.configs.WebAppInitializer.java

@Override
public void onStartup(ServletContext container) {
    /*FilterRegistration.Dynamic encodingFilter = container.addFilter("encoding-filter", new CharacterEncodingFilter());
    encodingFilter.setInitParameter("encoding", "UTF-8");
    encodingFilter.setInitParameter("forceEncoding", "true");
    encodingFilter.addMappingForUrlPatterns(null, true, "/*");*/
    // Create the 'root' Spring application context
    AnnotationConfigWebApplicationContext rootContext = new AnnotationConfigWebApplicationContext();
    rootContext.register(HibernateConfig.class, ServiceConfig.class, RabbitMQConfig.class);

    // Manage the lifecycle of the root application context
    container.addListener(new ContextLoaderListener(rootContext));

    // Create the dispatcher servlet's Spring application context
    AnnotationConfigWebApplicationContext dispatcherServlet = new AnnotationConfigWebApplicationContext();
    dispatcherServlet.register(MvcConfig.class);

    DispatcherServlet dp = new DispatcherServlet(dispatcherServlet);
    dp.setThrowExceptionIfNoHandlerFound(true);

    // Register and map the dispatcher servlet
    ServletRegistration.Dynamic dispatcher = container.addServlet("dispatcher", dp);
    dispatcher.setLoadOnStartup(1);//from  ww  w  .  j  a v  a 2s .c  o m
    dispatcher.addMapping("/");

}

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From source file:com.olegchir.wicket_spring_security_example.init.AppInitializer.java

@Override
public void onStartup(ServletContext servletContext) throws ServletException {

    //Create webapp context
    AnnotationConfigWebApplicationContext root = new AnnotationConfigWebApplicationContext(); //part of spring-web
    root.register(SpringSecurityConfiguration.class); //register class by annotation. Here be all security rules.

    //Register DelegatingFilterProxy
    FilterRegistration.Dynamic springSecurityFilterChainReg = servletContext
            .addFilter("springSecurityFilterChain", DelegatingFilterProxy.class);
    springSecurityFilterChainReg/*from w  ww  .j ava2 s.c o  m*/
            .addMappingForUrlPatterns(EnumSet.of(DispatcherType.ERROR, DispatcherType.REQUEST), false, "/*");

    servletContext.addListener(new ContextLoaderListener(root));

    //Register WicketFilter
    WicketFilter wicketFilter = new WicketFilter(new WicketApplication()) {
        @Override
        public void init(boolean isServlet, FilterConfig filterConfig) throws ServletException {
            setFilterPath(""); //don't use web.xml. WicketApplication.init is a custom override for it.
            super.init(isServlet, filterConfig);
        }
    };
    FilterRegistration.Dynamic wicketFilterReg = servletContext.addFilter("wicketFilter", wicketFilter);
    wicketFilterReg.addMappingForUrlPatterns(EnumSet.allOf(DispatcherType.class), true, "*");
}

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From source file:com.alliander.osgp.adapter.protocol.oslp.application.config.OsgpProtocolAdapterOslpInitializer.java

@Override
public void onStartup(final ServletContext servletContext) throws ServletException {
    try {/*from  w  w w .  j a va  2 s  .  co m*/
        // Force the timezone of application to UTC (required for
        // Hibernate/JDBC)
        TimeZone.setDefault(TimeZone.getTimeZone("UTC"));

        final Context initialContext = new InitialContext();

        final String logLocation = (String) initialContext
                .lookup("java:comp/env/osp/osgpAdapterProtocolOslp/log-config");
        LogbackConfigurer.initLogging(logLocation);

        final AnnotationConfigWebApplicationContext rootContext = new AnnotationConfigWebApplicationContext();
        rootContext.register(ApplicationContext.class);

        servletContext.addListener(new ContextLoaderListener(rootContext));

    } catch (final NamingException e) {
        throw new ServletException("naming exception", e);
    } catch (final FileNotFoundException e) {
        throw new ServletException("Logging file not found", e);
    } catch (final JoranException e) {
        throw new ServletException("Logback exception", e);
    }
}

---

From source file:org.osgp.adapter.protocol.dlms.application.config.ProtocolAdapterDlmsInitializer.java

@Override
public void onStartup(final ServletContext servletContext) throws ServletException {
    try {/*from   www  .j a  v  a2 s.c o  m*/
        // Force the timezone of application to UTC (required for
        // Hibernate/JDBC)
        TimeZone.setDefault(TimeZone.getTimeZone("UTC"));

        final Context initialContext = new InitialContext();

        final String logLocation = (String) initialContext
                .lookup("java:comp/env/osp/osgpAdapterProtocolDlms/log-config");
        LogbackConfigurer.initLogging(logLocation);

        final AnnotationConfigWebApplicationContext rootContext = new AnnotationConfigWebApplicationContext();
        rootContext.register(ApplicationContext.class);

        servletContext.addListener(new ContextLoaderListener(rootContext));

    } catch (final NamingException e) {
        throw new ServletException("naming exception", e);
    } catch (final FileNotFoundException e) {
        throw new ServletException("Logging file not found", e);
    } catch (final JoranException e) {
        throw new ServletException("Logback exception", e);
    }
}

---

From source file:com.alliander.osgp.adapter.protocol.iec61850.application.config.OsgpProtocolAdapterIec61850Initializer.java

@Override
public void onStartup(final ServletContext servletContext) throws ServletException {
    try {//from   w  w  w . ja  v  a 2  s.  co m
        // Force the timezone of application to UTC (required for
        // Hibernate/JDBC)
        TimeZone.setDefault(TimeZone.getTimeZone("UTC"));

        final Context initialContext = new InitialContext();

        final String logLocation = (String) initialContext
                .lookup("java:comp/env/osp/osgpAdapterProtocolIec61850/log-config");
        LogbackConfigurer.initLogging(logLocation);

        final AnnotationConfigWebApplicationContext rootContext = new AnnotationConfigWebApplicationContext();
        rootContext.register(ApplicationContext.class);

        servletContext.addListener(new ContextLoaderListener(rootContext));

    } catch (final NamingException e) {
        throw new ServletException("naming exception", e);
    } catch (final FileNotFoundException e) {
        throw new ServletException("Logging file not found", e);
    } catch (final JoranException e) {
        throw new ServletException("Logback exception", e);
    }
}

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From source file:com.alliander.osgp.adapter.protocol.oslp.elster.application.config.OsgpProtocolAdapterOslpInitializer.java

@Override
public void onStartup(final ServletContext servletContext) throws ServletException {
    try {/*from w ww.  ja  va  2 s  .  c  o  m*/
        // Force the timezone of application to UTC (required for
        // Hibernate/JDBC)
        TimeZone.setDefault(TimeZone.getTimeZone("UTC"));

        final Context initialContext = new InitialContext();

        final String logLocation = (String) initialContext
                .lookup("java:comp/env/osp/osgpAdapterProtocolOslpElster/log-config");
        LogbackConfigurer.initLogging(logLocation);

        final AnnotationConfigWebApplicationContext rootContext = new AnnotationConfigWebApplicationContext();
        rootContext.register(ApplicationContext.class);

        servletContext.addListener(new ContextLoaderListener(rootContext));

    } catch (final NamingException e) {
        throw new ServletException("naming exception", e);
    } catch (final FileNotFoundException e) {
        throw new ServletException("Logging file not found", e);
    } catch (final JoranException e) {
        throw new ServletException("Logback exception", e);
    }
}

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From source file:org.bonitasoft.web.designer.SpringWebApplicationInitializer.java

@Override
public void onStartup(ServletContext servletContext) throws ServletException {

    for (String line : BANNER) {
        logger.info(line);//from  w w  w  .j  ava 2s . c  o m
    }
    logger.info(Strings.repeat("=", 100));
    logger.info(String.format("UI-DESIGNER : %s edition v.%s", prop.getProperty("designer.edition"),
            prop.getProperty("designer.version")));
    logger.info(Strings.repeat("=", 100));

    // Create the root context Spring
    AnnotationConfigWebApplicationContext rootContext = new AnnotationConfigWebApplicationContext();
    rootContext.register(new Class<?>[] { ApplicationConfig.class });

    // Manage the lifecycle of the root application context
    servletContext.addListener(new ContextLoaderListener(rootContext));

    // Register and map the dispatcher servlet
    ServletRegistration.Dynamic dispatcher = servletContext.addServlet("dispatcher",
            new DispatcherServlet(rootContext));
    dispatcher.setLoadOnStartup(1);
    dispatcher.setMultipartConfig(new MultipartConfigElement(System.getProperty("java.io.tmpdir")));
    dispatcher.setAsyncSupported(true);
    dispatcher.addMapping("/");
}

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From source file:org.brutusin.rpc.RpcWebInitializer.java

public void onStartup(final ServletContext ctx) throws ServletException {
    final RpcServlet rpcServlet = registerRpcServlet(ctx);
    final WebsocketFilter websocketFilter = new WebsocketFilter();
    FilterRegistration.Dynamic dynamic = ctx.addFilter(WebsocketFilter.class.getName(), websocketFilter);
    dynamic.addMappingForUrlPatterns(null, false, RpcConfig.getInstance().getPath() + "/wskt");
    JsonCodec.getInstance().registerStringFormat(MetaDataInputStream.class, "inputstream");
    final Bean<RpcSpringContext> rpcCtxBean = new Bean<RpcSpringContext>();
    ctx.addListener(new ServletRequestListener() {

        public void requestDestroyed(ServletRequestEvent sre) {
            GlobalThreadLocal.clear();/*from   ww  w  .j  a  v a2s  .  c  om*/
        }

        public void requestInitialized(ServletRequestEvent sre) {
            GlobalThreadLocal.set(new GlobalThreadLocal((HttpServletRequest) sre.getServletRequest(), null));
        }
    });
    ctx.addListener(new ServletContextListener() {

        public void contextInitialized(ServletContextEvent sce) {
            RpcSpringContext rpcCtx = createRpcSpringContext(ctx);
            rpcCtxBean.setValue(rpcCtx);
            rpcServlet.setRpcCtx(rpcCtx);
            initWebsocketRpcRuntime(ctx, rpcCtx);
            ctx.setAttribute(RpcSpringContext.class.getName(), rpcCtx);
        }

        public void contextDestroyed(ServletContextEvent sce) {
            LOGGER.info("Destroying RPC context");
            if (rpcCtxBean.getValue() != null) {
                rpcCtxBean.getValue().destroy();
            }
        }
    });
    ctx.addListener(new ServletContextAttributeListener() {
        public void attributeAdded(ServletContextAttributeEvent event) {
            if (event.getName().equals(WebApplicationContext.ROOT_WEB_APPLICATION_CONTEXT_ATTRIBUTE)) {
                updateRootContext();
            }
        }

        public void attributeRemoved(ServletContextAttributeEvent event) {
            if (event.getName().equals(WebApplicationContext.ROOT_WEB_APPLICATION_CONTEXT_ATTRIBUTE)) {
                updateRootContext();
            }
        }

        public void attributeReplaced(ServletContextAttributeEvent event) {
            if (event.getName().equals(WebApplicationContext.ROOT_WEB_APPLICATION_CONTEXT_ATTRIBUTE)) {
                updateRootContext();
            }
        }

        private void updateRootContext() {
            WebApplicationContext rootCtx = WebApplicationContextUtils.getWebApplicationContext(ctx);
            if (rootCtx != null) {
                if (rpcCtxBean.getValue() != null) {
                    rpcCtxBean.getValue().setParent(rootCtx);
                }
                if (rootCtx.containsBean("springSecurityFilterChain")) {
                    LOGGER.info("Moving WebsocketFilter behind springSecurityFilterChain");
                    websocketFilter.disable();
                    FilterChainProxy fcp = (FilterChainProxy) rootCtx.getBean("springSecurityFilterChain");
                    fcp.getFilterChains().get(0).getFilters().add(new WebsocketFilter());
                }
            }
        }
    });
}

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