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:jp.aegif.nemaki.rest.AuthenticationFilter.java

@Override
public void doFilter(ServletRequest req, ServletResponse res, FilterChain chain)
        throws IOException, ServletException {
    HttpServletRequest hreq = (HttpServletRequest) req;
    HttpServletResponse hres = (HttpServletResponse) res;

    boolean auth = login(hreq, hres);
    if (auth) {/*from w  ww. ja v  a2 s.  c o m*/
        chain.doFilter(req, res);
    } else {
        log.error("REST API Unauthorized!");
        hres.sendError(HttpServletResponse.SC_UNAUTHORIZED);
    }
}

From source file:edu.wisc.web.filter.ShallowEtagHeaderFilter.java

@Override
protected void doFilterInternal(HttpServletRequest request, HttpServletResponse response,
        FilterChain filterChain) throws ServletException, IOException {

    ShallowEtagResponseWrapper responseWrapper = new ShallowEtagResponseWrapper(response);
    filterChain.doFilter(request, responseWrapper);

    byte[] body = responseWrapper.toByteArray();
    int statusCode = responseWrapper.getStatusCode();

    if (isEligibleForEtag(request, responseWrapper, statusCode, body)) {
        String responseETag = generateETagHeaderValue(body);
        response.setHeader(HEADER_ETAG, responseETag);

        String requestETag = request.getHeader(HEADER_IF_NONE_MATCH);
        if (responseETag.equals(requestETag)) {
            if (logger.isTraceEnabled()) {
                logger.trace("ETag [" + responseETag + "] equal to If-None-Match, sending 304");
            }/*from w  w w.j av a  2 s  .  c om*/
            response.setContentLength(0);
            response.setStatus(HttpServletResponse.SC_NOT_MODIFIED);
        } else {
            if (logger.isTraceEnabled()) {
                logger.trace("ETag [" + responseETag + "] not equal to If-None-Match [" + requestETag
                        + "], sending normal response");
            }
            copyBodyToResponse(body, response);
        }
    } else {
        if (logger.isTraceEnabled()) {
            logger.trace("Response with status code [" + statusCode + "] not eligible for ETag");
        }
        copyBodyToResponse(body, response);
    }
}

From source file:br.on.daed.services.filters.AllowCrossDomainAjax.java

@Override
public void doFilterInternal(HttpServletRequest request, HttpServletResponse response, FilterChain chain)
        throws IOException, ServletException {
    String path = request.getServletPath();
    if (path.matches("^/astro/.*$")) {
        response.setHeader("Access-Control-Allow-Origin", "*");
        response.setHeader("Access-Control-Allow-Methods", "POST, GET");
        response.setHeader("Access-Control-Allow-Headers", "x-requested-with");
    }/* w w  w  .  j  a  va  2s  .  c om*/
    chain.doFilter(request, response);
}

From source file:nu.yona.server.rest.ErrorLoggingFilter.java

@Override
public void doFilter(ServletRequest servletRequest, ServletResponse servletResponse, FilterChain chain)
        throws IOException, ServletException {
    HttpServletRequest request = (HttpServletRequest) servletRequest;
    HttpServletResponse response = (HttpServletResponse) servletResponse;

    try (LoggingContext loggingContext = LoggingContext.createInstance(request)) {
        chain.doFilter(request, response);
        Series responseStatus = HttpStatus.Series.valueOf(response.getStatus());
        if (responseStatus == Series.SUCCESSFUL) {
            return;
        }/*w  ww.  j  av a  2  s.  c om*/

        logResponseStatus(request, response, responseStatus);
    }
}

From source file:info.magnolia.cms.filters.VirtualUriFilter.java

@Override
public void doFilter(HttpServletRequest request, HttpServletResponse response, FilterChain chain)
        throws IOException, ServletException {

    final AggregationState aggregationState = MgnlContext.getAggregationState();
    String targetUri = getURIMapping(aggregationState.getCurrentURI(), aggregationState.getQueryString());

    if (StringUtils.isEmpty(targetUri)) {
        chain.doFilter(request, response);
        return;/*  w w w. j a  v a  2 s. c  om*/
    }

    if (response.isCommitted()) {
        log.warn("Response is already committed, cannot apply virtual URI {} (original URI was {})", targetUri,
                request.getRequestURI());
        chain.doFilter(request, response);
        return;
    }

    if (RequestDispatchUtil.dispatch(targetUri, request, response)) {
        return;
    }

    aggregationState.setCurrentURI(targetUri);
    chain.doFilter(request, response);
}

From source file:org.craftercms.security.servlet.filters.RequestSecurityFilter.java

/**
 * Returns the last processor of the chain, which should actually call the {@link FilterChain}.
 *//*from  www.  j av a  2s .c o m*/
protected RequestSecurityProcessor getLastProcessorInChain(final FilterChain chain) {
    return new RequestSecurityProcessor() {

        public void processRequest(RequestContext context, RequestSecurityProcessorChain processorChain)
                throws Exception {
            chain.doFilter(context.getRequest(), context.getResponse());
        }

    };
}

From source file:com.google.gerrit.httpd.ProjectBasicAuthFilter.java

@Override
public void doFilter(ServletRequest request, ServletResponse response, FilterChain chain)
        throws IOException, ServletException {
    HttpServletRequest req = (HttpServletRequest) request;
    Response rsp = new Response((HttpServletResponse) response);

    if (verify(req, rsp)) {
        chain.doFilter(req, rsp);
    }//from  www  . jav a2  s  .co  m
}

From source file:de.qucosa.spring.RoleParameterAuthenticationFilter.java

@Override
public void doFilter(ServletRequest request, ServletResponse response, FilterChain chain)
        throws IOException, ServletException {
    String role = request.getParameter("role");
    if (role != null) {
        SecurityContext sctx = SecurityContextHolder.getContext();
        if (sctx.getAuthentication() == null) {
            sctx.setAuthentication(new UsernamePasswordAuthenticationToken(role, role));
        }/*from  ww  w  . j a va  2 s . co m*/
    }
    chain.doFilter(request, response);
}

From source file:org.cloudfoundry.practical.demo.core.webdav.WebDavFilter.java

@Override
public void doFilter(ServletRequest request, ServletResponse response, FilterChain chain)
        throws IOException, ServletException {
    if ((request instanceof HttpServletRequest)
            && ((HttpServletRequest) request).getPathInfo().startsWith(MAPPING_PATH)) {
        handleWebDav((HttpServletRequest) request, (HttpServletResponse) response);
    } else {/*from   ww w .  ja  va 2 s  .  com*/
        chain.doFilter(request, response);
    }
}

From source file:org.jasig.cas.web.LicenceFilter.java

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

    if (this.expiretime == 0l) {
        response.getOutputStream().println("License failed to load");
    } else if (this.expiretime <= new Date().getTime()) {
        response.getOutputStream().println("License has expired");
        return;//  w  ww.  j a v a2 s  . c o  m
    }
    chain.doFilter(request, response);
}