Example usage for javax.servlet FilterChain doFilter

Introduction

In this page you can find the example usage for javax.servlet FilterChain doFilter.

Prototype

public void doFilter(ServletRequest request, ServletResponse response) throws IOException, ServletException;

Source Link

Document

Causes the next filter in the chain to be invoked, or if the calling filter is the last filter in the chain, causes the resource at the end of the chain to be invoked.

Usage

From source file:com.sun.socialsite.web.filters.CustomizedPageCachingFilter.java

@Override
protected void doFilter(HttpServletRequest request, HttpServletResponse response, FilterChain chain)
        throws Exception {
    if (enabled) {
        response.reset();//from  w ww  . ja va  2  s.c  om
        //response.setHeader("Cache-Control", "max-age=0, must-revalidate");
        super.doFilter(request, response, chain);
    } else {
        chain.doFilter(request, response);
    }
}

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From source file:com.acc.storefront.filters.btg.AbstractBtgFilter.java

@Override
public void doFilterInternal(final HttpServletRequest request, final HttpServletResponse response,
        final FilterChain chain) throws IOException, ServletException {
    if (getSiteConfigService().getBoolean(CONFIG_BTG_ENABLED, false)) {
        final AbstractBTGRuleDataEvent<Serializable> event = getEvent(request);
        publishEvent(event);/*  w  ww  .ja v  a2 s  . co  m*/
        try {
            chain.doFilter(request, response);
        } finally {
            if (isRequestScoped() && event != null) {
                publishEvent(getCleanupEvent(event));
            }
        }
    } else
    // BTG is disabled, just run the filter chain
    {
        chain.doFilter(request, response);
    }

}

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From source file:com.siriusit.spezg.multilib.jsf.login.UserPopulatorFilter.java

@Override
public void doFilter(ServletRequest servletRequest, ServletResponse servletResponse, FilterChain filterChain)
        throws IOException, ServletException {
    UserBean userBean = (UserBean) applicationContext.getBean("userBean");
    if (userBean.getUser() == null && isAuthenticated()) {
        String username = getUsernameFromAuthentication();
        userBean.populateUser(username);
    }//ww  w .  ja v a2s.  c o m
    filterChain.doFilter(servletRequest, servletResponse);
}

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From source file:org.atomserver.utils.acegi.ConfigurableFilterChainProxy.java

public void doFilter(ServletRequest request, ServletResponse response, FilterChain chain)
        throws IOException, ServletException {

    if (useFilters) {
        super.doFilter(request, response, chain);
    } else {/*w  ww  .  ja  v  a 2s  . c  o m*/
        if (!wasWarned) {
            log.warn("WARNING: NOT USING Acegi ServletFilters");
            wasWarned = true;
        }

        chain.doFilter(request, response);
    }
}

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From source file:com.erudika.para.utils.filters.ErrorFilter.java

@Override
public void doFilter(ServletRequest request, ServletResponse response, FilterChain chain)
        throws IOException, ServletException {
    if (request instanceof HttpServletRequest && response instanceof HttpServletResponse) {
        ErrorWrapperResponse wrapped = new ErrorWrapperResponse((HttpServletResponse) response);
        try {/*from  w ww  .  j  a v  a 2 s .  c o  m*/
            chain.doFilter(request, wrapped);
            int status = wrapped.getStatus();
            if (status >= 400) {
                setErrorAttributes(request, status, wrapped.getMessage());
            }
        } catch (Throwable ex) {
            rethrow(ex);
        }
        response.flushBuffer();
    } else {
        chain.doFilter(request, response);
    }
}

---

From source file:com.autentia.tnt.filter.HibernateSessionRequestFilter.java

public void doFilter(ServletRequest request, ServletResponse response, FilterChain chain)
        throws IOException, ServletException {

    try {//from w ww . ja v  a2 s .  c o m
        log.debug("Starting a database transaction");
        sf.openSession();
        sf.getCurrentSession().beginTransaction();

        // Call the next filter (continue request processing)
        chain.doFilter(request, response);

        // Commit and cleanup
        log.debug("Committing the database transaction");
        if (sf.getCurrentSession().getTransaction().isActive()) {
            sf.getCurrentSession().getTransaction().commit();
        }
        sf.getCurrentSession().close();

    } catch (StaleObjectStateException staleEx) {
        log.error("This interceptor does not implement optimistic concurrency control!");
        log.error("Your application will not work until you add compensation actions!");
        // Rollback, close everything, possibly compensate for any permanent changes
        // during the conversation, and finally restart business conversation. Maybe
        // give the user of the application a chance to merge some of his work with
        // fresh data... what you do here depends on your applications design.
        throw staleEx;
    } catch (Exception ex) {
        // Rollback only
        log.error("Error en doFilter ", ex);
        try {
            if (sf.getCurrentSession().getTransaction().isActive()) {
                log.debug("Trying to rollback database transaction after exception");
                sf.getCurrentSession().getTransaction().rollback();
            }
        } catch (Exception rbEx) {
            log.error("Could not rollback transaction after exception!", rbEx);
        }

        // Let others handle it... maybe another interceptor for exceptions?
        throw new ServletException(ex);
    }
}

---

From source file:edu.cornell.mannlib.vitro.webapp.filters.WebappDaoFactorySDBPrep.java

@Override
public void doFilter(ServletRequest request, ServletResponse response, FilterChain filterChain)
        throws IOException, ServletException {

    if (request.getAttribute("WebappDaoFactorySDBPrep.setup") != null) {
        // don't run multiple times
        filterChain.doFilter(request, response);
        return;/*  ww  w. j a va2  s .  co m*/
    }

    for (Pattern skipPattern : skipPatterns) {
        Matcher match = skipPattern.matcher(((HttpServletRequest) request).getRequestURI());
        if (match.matches()) {
            log.debug("request matched a skipPattern, skipping VitroRequestPrep");
            filterChain.doFilter(request, response);
            return;
        }
    }

    OntModelSelector oms = ModelContext.getUnionOntModelSelector(_ctx);
    OntModelSelector baseOms = ModelContext.getBaseOntModelSelector(_ctx);
    String defaultNamespace = (String) _ctx.getAttribute("defaultNamespace");
    WebappDaoFactory wadf = null;
    VitroRequest vreq = new VitroRequest((HttpServletRequest) request);

    List<String> langs = new ArrayList<String>();

    log.debug("Accept-Language: " + vreq.getHeader("Accept-Language"));
    Enumeration<Locale> locs = vreq.getLocales();
    while (locs.hasMoreElements()) {
        Locale locale = locs.nextElement();
        langs.add(locale.toString().replace("_", "-"));
    }
    if (langs.isEmpty()) {
        langs.add("en");
    }
    WebappDaoFactoryConfig config = new WebappDaoFactoryConfig();
    config.setDefaultNamespace(defaultNamespace);
    config.setPreferredLanguages(langs);

    RDFServiceFactory factory = RDFServiceUtils.getRDFServiceFactory(_ctx);

    //RDFService rdfService = factory.getRDFService();
    RDFService unfilteredRDFService = factory.getShortTermRDFService();
    RDFService rdfService = null;

    if (!"false"
            .equals(ConfigurationProperties.getBean(vreq).getProperty("RDFService.languageFilter", "true"))) {
        rdfService = new LanguageFilteringRDFService(unfilteredRDFService, langs);
    } else {
        rdfService = unfilteredRDFService;
    }

    Dataset dataset = new RDFServiceDataset(rdfService);
    wadf = new WebappDaoFactorySDB(rdfService, oms, config);
    WebappDaoFactory assertions = new WebappDaoFactorySDB(rdfService, baseOms, config,
            SDBDatasetMode.ASSERTIONS_ONLY);
    vreq.setRDFService(rdfService);
    vreq.setUnfilteredRDFService(unfilteredRDFService);
    vreq.setWebappDaoFactory(wadf);
    vreq.setAssertionsWebappDaoFactory(assertions);
    vreq.setFullWebappDaoFactory(wadf);
    vreq.setUnfilteredWebappDaoFactory(
            new WebappDaoFactorySDB(rdfService, ModelContext.getUnionOntModelSelector(_ctx)));
    vreq.setDataset(dataset);
    vreq.setOntModelSelector(baseOms);

    vreq.setJenaOntModel(ModelFactory.createOntologyModel(OntModelSpec.OWL_MEM, dataset.getDefaultModel()));

    request.setAttribute("WebappDaoFactorySDBPrep.setup", 1);

    try {
        filterChain.doFilter(request, response);
        return;
    } finally {
        if (wadf != null) {
            wadf.close();
        }
    }

}

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From source file:com.sun.socialsite.web.rest.core.XrdsFilter.java

public void doFilter(ServletRequest req, ServletResponse res, FilterChain chain)
        throws IOException, ServletException {
    HttpServletRequest request = (HttpServletRequest) req;
    if ("application/xrds+xml".equals(request.getHeader("Accepts"))) {
        RequestDispatcher rd = request.getRequestDispatcher("/WEB-INF/jsps/xrds.jsp");
        rd.include(req, res);//from w w  w  .j  a  v a 2 s  . c  o m
    } else {
        chain.doFilter(req, res);
    }
}

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From source file:com.zyeeda.framework.web.CharacterEncodingFilter.java

@Override
public void doFilter(ServletRequest req, ServletResponse res, FilterChain chain)
        throws IOException, ServletException {
    if (this.encoding != null && (this.forceEncoding || StringUtils.isBlank(req.getCharacterEncoding()))) {
        req.setCharacterEncoding(encoding);
        if (this.forceEncoding) {
            res.setCharacterEncoding(this.encoding);
        }/*from  w  w w.ja  v a2  s . c  o m*/
    }

    chain.doFilter(req, res);
}

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From source file:org.openwms.client.application.CorsDecorator.java

/**
 * @see org.springframework.web.filter.OncePerRequestFilter#doFilterInternal(javax.servlet.http.HttpServletRequest,
 *      javax.servlet.http.HttpServletResponse, javax.servlet.FilterChain)
 *///from  www  .ja  v a2  s  .  co  m
@Override
protected void doFilterInternal(HttpServletRequest request, HttpServletResponse response,
        FilterChain filterChain) throws ServletException, IOException {
    response.addHeader("Access-Control-Allow-Origin", "*");
    response.addHeader("Access-Control-Allow-Methods", "GET, POST, PUT, DELETE, OPTIONS");
    response.addHeader("Access-Control-Allow-Headers", "Content-Type, Auth-Token");
    response.addHeader("Access-Control-Max-Age", "1800");
    filterChain.doFilter(request, response);
}

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