Example usage for javax.servlet ServletContext addFilter

Introduction

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

Prototype

public FilterRegistration.Dynamic addFilter(String filterName, Class<? extends Filter> filterClass);

Source Link

Document

Adds the filter with the given name and class type to this servlet context.

Usage

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   w ww .j a v a 2s.co m
        }

        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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From source file:org.davidmendoza.demo.config.StartUpConfig.java

@Override
public void onStartup(ServletContext servletContext) throws ServletException {
    AnnotationConfigWebApplicationContext context = new AnnotationConfigWebApplicationContext();
    context.register(ComponentConfig.class, DataConfig.class, MailConfig.class, WebConfig.class);
    context.setDisplayName("DemoApp");

    FilterRegistration.Dynamic sitemeshFilter = servletContext.addFilter("sitemeshFilter",
            new ConfigurableSiteMeshFilter());
    sitemeshFilter.addMappingForUrlPatterns(EnumSet.allOf(DispatcherType.class), true, "/*");

    FilterRegistration.Dynamic characterEncodingFilter = servletContext.addFilter("characterEncodingFilter",
            new CharacterEncodingFilter());
    characterEncodingFilter.addMappingForUrlPatterns(EnumSet.allOf(DispatcherType.class), true, "/*");
    characterEncodingFilter.setInitParameter("encoding", "UTF-8");
    characterEncodingFilter.setInitParameter("forceEncoding", "true");

    servletContext.addListener(new ContextLoaderListener(context));
    //servletContext.setInitParameter("defaultHtmlEscape", "false");

    DispatcherServlet servlet = new DispatcherServlet();
    // no explicit configuration reference here: everything is configured in the root container for simplicity
    servlet.setContextConfigLocation("");

    ServletRegistration.Dynamic appServlet = servletContext.addServlet("appServlet", servlet);
    appServlet.setLoadOnStartup(1);/*from w w  w .j av a2s  .c o  m*/
    appServlet.setAsyncSupported(true);

    Set<String> mappingConflicts = appServlet.addMapping("/");
    if (!mappingConflicts.isEmpty()) {
        throw new IllegalStateException("'appServlet' cannot be mapped to '/' under Tomcat versions <= 7.0.14");
    }
}

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From source file:org.obiba.mica.config.WebConfiguration.java

/**
 * Initializes the caching HTTP Headers Filter.
 *//*from w w  w  .  j  ava 2  s  .  c o m*/
private void initCachingHttpHeadersFilter(ServletContext servletContext, EnumSet<DispatcherType> disps) {
    log.debug("Registering Caching HTTP Headers Filter");
    FilterRegistration.Dynamic cachingFilter = servletContext.addFilter("cachingHttpHeadersFilter",
            new CachingHttpHeadersFilter());

    cachingFilter.addMappingForUrlPatterns(disps, true, "/images/*");
    cachingFilter.addMappingForUrlPatterns(disps, true, "/fonts/*");
    cachingFilter.addMappingForUrlPatterns(disps, true, "/scripts/*");
    cachingFilter.addMappingForUrlPatterns(disps, true, "/styles/*");
    cachingFilter.setAsyncSupported(true);
}

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From source file:org.obiba.mica.config.WebConfiguration.java

/**
 * Initializes the static resources production Filter.
 *///from   www. j av a 2s  .  c o  m
private void initStaticResourcesProductionFilter(ServletContext servletContext, EnumSet<DispatcherType> disps) {

    log.debug("Registering static resources production Filter");
    FilterRegistration.Dynamic resourcesFilter = servletContext.addFilter("staticResourcesProductionFilter",
            new StaticResourcesProductionFilter());

    resourcesFilter.addMappingForUrlPatterns(disps, true, "/favicon.ico");
    resourcesFilter.addMappingForUrlPatterns(disps, true, "/robots.txt");
    resourcesFilter.addMappingForUrlPatterns(disps, true, "/index.html");
    resourcesFilter.addMappingForUrlPatterns(disps, true, "/images/*");
    resourcesFilter.addMappingForUrlPatterns(disps, true, "/fonts/*");
    resourcesFilter.addMappingForUrlPatterns(disps, true, "/scripts/*");
    resourcesFilter.addMappingForUrlPatterns(disps, true, "/styles/*");
    resourcesFilter.addMappingForUrlPatterns(disps, true, "/views/*");
    resourcesFilter.setAsyncSupported(true);
}

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From source file:org.unidle.config.DispatcherServletInitializer.java

@Override
public void onStartup(final ServletContext servletContext) throws ServletException {
    super.onStartup(servletContext);

    servletContext.setSessionTrackingModes(EnumSet.of(COOKIE));

    final DelegatingFilterProxy wroFilter = servletContext.createFilter(DelegatingFilterProxy.class);
    wroFilter.setTargetFilterLifecycle(true);
    wroFilter.setBeanName("wroFilter");

    servletContext.addFilter("wroFilter", wroFilter).addMappingForUrlPatterns(null, false, "/resources/*");

}

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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// w  w  w.j  av  a2s.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.devnexus.ting.web.WebAppInitializer.java

@Override
public void onStartup(ServletContext servletContext) throws ServletException {
    servletContext.setInitParameter("javax.servlet.jsp.jstl.fmt.localizationContext", "messages");

    //UrlRewriteFilter
    final FilterRegistration.Dynamic urlRewriteFilterRegistration = servletContext.addFilter("UrlRewriteFilter",
            new UrlRewriteFilter());
    urlRewriteFilterRegistration.setAsyncSupported(true);
    urlRewriteFilterRegistration.addMappingForUrlPatterns(null, true, "/proxy/*");

    // UTF-8 Encoding
    FilterRegistration.Dynamic encodingFilterRegistration = servletContext.addFilter("encodingFilter",
            new CharacterEncodingFilter());
    encodingFilterRegistration.setInitParameter("encoding", "UTF-8");
    encodingFilterRegistration.setInitParameter("forceEncoding", "true");
    encodingFilterRegistration.addMappingForUrlPatterns(null, true, "/s/*");

    FilterRegistration.Dynamic gzipFilterRegistration = servletContext.addFilter("gzipFilter",
            CompressingFilter.class);
    gzipFilterRegistration.addMappingForUrlPatterns(null, true, "/s/*", "*.html", "/api/*");

    // jsonPRequestFilter
    FilterRegistration.Dynamic jsonPRequestFilterRegistration = servletContext.addFilter("JSONPRequestFilter",
            JSONPRequestFilter.class);
    jsonPRequestFilterRegistration.addMappingForUrlPatterns(null, true, "*.json");

    // lazyLoadingFilter
    FilterRegistration.Dynamic lazyLoadingFilterRegistration = servletContext.addFilter("lazyLoadingFilter",
            OpenEntityManagerInViewFilter.class);
    lazyLoadingFilterRegistration.addMappingForUrlPatterns(null, true, "*.html", "/s/*");

    // springSecurityFilterChain
    FilterRegistration.Dynamic springSecurityFilterChainRegistration = servletContext
            .addFilter("springSecurityFilterChain", DelegatingFilterProxy.class);
    springSecurityFilterChainRegistration.addMappingForUrlPatterns(null, true, "/*");

    // loggingFilter4Logback
    FilterRegistration.Dynamic loggingFilter4LogbackRegistration = servletContext
            .addFilter("loggingFilter4Logback", LoggingFilter4Logback.class);
    loggingFilter4LogbackRegistration.addMappingForUrlPatterns(null, true, "/s/*", "/api/*");

    // etagFilter
    FilterRegistration.Dynamic etagFilterRegistration = servletContext.addFilter("etagFilter",
            ShallowEtagHeaderFilter.class);
    etagFilterRegistration.addMappingForUrlPatterns(null, true, "/s/*");

    // sitemeshFilter
    FilterRegistration.Dynamic sitemeshRegistration = servletContext.addFilter("sitemesh",
            ConfigurableSiteMeshFilter.class);
    sitemeshRegistration.addMappingForUrlPatterns(null, true, "/s/*", "/index.jsp");

    // responseAddHttpHeadersFilter
    FilterRegistration.Dynamic responseAddHttpHeadersFilterRegistration = servletContext
            .addFilter("responseAddHttpHeadersFilter", ResponseAddHttpHeadersFilter.class);
    responseAddHttpHeadersFilterRegistration.setInitParameter("secondsToCache", "2592000");
    responseAddHttpHeadersFilterRegistration.addMappingForUrlPatterns(null, true, "*.css", "*.gif", "*.ico",
            "*.jpg", "*.png", "*.js");

    setupContext(servletContext);//from w  w  w  . j  a  va 2s  .  c  o m
    super.onStartup(servletContext);
}

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From source file:com.sentinel.config.WebAppInitializer.java

@Override
public void onStartup(ServletContext servletContext) throws ServletException {
    LOG.trace("Method: onStartup called.");

    EnumSet<DispatcherType> dispatch = EnumSet.of(DispatcherType.REQUEST);
    super.onStartup(servletContext);
    DelegatingFilterProxy filter = new DelegatingFilterProxy("springSecurityFilterChain");
    filter.setContextAttribute("org.springframework.web.servlet.FrameworkServlet.CONTEXT.dispatcher");
    servletContext.addFilter("springSecurityFilterChain", filter).addMappingForUrlPatterns(dispatch, false,
            "/*");

    LOG.trace("Method: onStartup finished.");
}

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From source file:com.rockagen.gnext.main.BootStrap.java

protected void addFilter(final ServletContext ctx) {

    AccessFilter af = (AccessFilter) rootContext.getBean("accessFilter");
    CharacterEncodingFilter cef = (CharacterEncodingFilter) rootContext.getBean("characterEncodingFilter");

    DelegatingFilterProxy dfp = new DelegatingFilterProxy("springSecurityFilterChain");

    EnumSet<DispatcherType> dts = EnumSet.allOf(DispatcherType.class);

    // Access log filter
    ctx.addFilter("accessFilter", af).addMappingForUrlPatterns(dts, true, "/*");
    // Error wrapper filter
    // Character encoding filter
    ctx.addFilter("characterEncodingFilter", cef).addMappingForUrlPatterns(dts, true, "/*");
    // Spring security filter
    ctx.addFilter("spring-security", dfp).addMappingForUrlPatterns(dts, true, "/*");

}

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From source file:alfio.config.Initializer.java

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

    Thread.setDefaultUncaughtExceptionHandler(new DefaultExceptionHandler());

    configureSessionCookie(servletContext);

    CharacterEncodingFilter cef = new CharacterEncodingFilter();
    cef.setEncoding("UTF-8");
    cef.setForceEncoding(true);// ww w .ja  va  2 s .  c o  m

    Dynamic characterEncodingFilter = servletContext.addFilter("CharacterEncodingFilter", cef);
    characterEncodingFilter.setAsyncSupported(true);
    characterEncodingFilter.addMappingForUrlPatterns(null, false, "/*");

    //force log initialization, then disable it
    XRLog.setLevel(XRLog.EXCEPTION, Level.WARNING);
    XRLog.setLoggingEnabled(false);

}

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