Example usage for javax.servlet.http HttpServletResponse isCommitted

Introduction

In this page you can find the example usage for javax.servlet.http HttpServletResponse isCommitted.

Prototype

public boolean isCommitted();

Source Link

Document

Returns a boolean indicating if the response has been committed.

Usage

From source file:com.silverpeas.peasUtil.GoTo.java

@Override
public void doPost(HttpServletRequest req, HttpServletResponse res) throws ServletException, IOException {
    SilverTrace.info("peasUtil", "GoTo.doPost", "root.MSG_GEN_ENTER_METHOD");
    String id = getObjectId(req);

    try {/*from   w w  w  .  ja  v a  2 s . c  o m*/
        SilverTrace.info("peasUtil", "GoTo.doPost", "root.MSG_GEN_PARAM_VALUE", "id = " + id);

        String redirect = getDestination(id, req, res);
        if (!StringUtil.isDefined(redirect)) {
            objectNotFound(req, res);
        } else {
            if (!res.isCommitted()) {
                // The response was not previously sent
                if (redirect == null || !redirect.startsWith("http")) {
                    redirect = URLManager.getApplicationURL() + "/autoRedirect.jsp?" + redirect;
                }
                res.sendRedirect(res.encodeRedirectURL(redirect));
            }
        }
    } catch (AccessForbiddenException afe) {
        accessForbidden(req, res);
    } catch (Exception e) {
        objectNotFound(req, res);
    }
}

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From source file:org.springframework.boot.web.servlet.support.ErrorPageFilter.java

private void handleException(HttpServletRequest request, HttpServletResponse response,
        ErrorWrapperResponse wrapped, Throwable ex) throws IOException, ServletException {
    Class<?> type = ex.getClass();
    String errorPath = getErrorPath(type);
    if (errorPath == null) {
        rethrow(ex);/*from  w ww.j a v  a2 s .  c om*/
        return;
    }
    if (response.isCommitted()) {
        handleCommittedResponse(request, ex);
        return;
    }
    forwardToErrorPage(errorPath, request, wrapped, ex);
}

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From source file:org.alfresco.web.app.servlet.ajax.AjaxServlet.java

/**
 * Handles any error that occurs during the execution of the servlet
 * /* w w w.  j  a  v  a  2 s.  c  o  m*/
 * @param response The response
 * @param cause The cause of the error
 */
protected void handleError(HttpServletResponse response, RuntimeException cause)
        throws ServletException, IOException {
    // if we can send back the 500 error with the error from the top of the 
    // stack as the error status message.

    // NOTE: if we use the built in support for generating error pages for
    //       500 errors we can tailor the output for AJAX calls so that the
    //       body of the response can be used to show the error details.

    if (!response.isCommitted()) {
        // dump the error if debugging is enabled
        if (logger.isDebugEnabled()) {
            logger.error(cause);
            Throwable theCause = cause.getCause();
            if (theCause != null) {
                logger.error("caused by: ", theCause);
            }
        }

        // extract a message from the exception
        String msg = cause.getMessage();
        if (msg == null) {
            msg = cause.toString();
        }
        // ALF-9036. We need to trap incomplete sessions
        if (cause instanceof IllegalStateException) {
            response.sendError(HttpServletResponse.SC_UNAUTHORIZED, cause.getMessage());
        } else {
            response.sendError(HttpServletResponse.SC_INTERNAL_SERVER_ERROR, msg);
        }
    } else {
        // the response has already been comitted, not much we can do but
        // let the error through and let the container deal with it
        throw cause;
    }
}

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From source file:org.apache.velocity.tools.view.VelocityViewServlet.java

/**
 * Manages the {@link ResourceNotFoundException} to send an HTTP 404 result
 * when needed./*from ww  w.  j av a2s  .  com*/
 * 
 * @param request The request object.
 * @param response The response object.
 * @param e The exception to check.
 * @throws IOException If something goes wrong when sending the HTTP error.
 */
protected void manageResourceNotFound(HttpServletRequest request, HttpServletResponse response,
        ResourceNotFoundException e) throws IOException {
    String path = ServletUtils.getPath(request);
    if (getLog().isDebugEnabled()) {
        getLog().debug("Resource not found for path '" + path + "'", e);
    }
    String message = e.getMessage();
    if (!response.isCommitted() && path != null && message != null && message.contains("'" + path + "'")) {
        response.sendError(HttpServletResponse.SC_NOT_FOUND, path);
    } else {
        error(request, response, e);
        throw e;
    }
}

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From source file:org.codehaus.groovy.grails.plugins.springsecurity.AjaxAwareAccessDeniedHandler.java

/**
 * {@inheritDoc}//from  ww w  . j  av  a 2  s  .  c  o m
 * @see org.springframework.security.web.access.AccessDeniedHandler#handle(
 *    javax.servlet.http.HttpServletRequest, javax.servlet.http.HttpServletResponse,
 *    org.springframework.security.access.AccessDeniedException)
 */
public void handle(final HttpServletRequest request, final HttpServletResponse response,
        final AccessDeniedException e) throws IOException, ServletException {

    if (e != null && isLoggedIn() && authenticationTrustResolver.isRememberMe(getAuthentication())) {
        // user has a cookie but is getting bounced because of IS_AUTHENTICATED_FULLY,
        // so Acegi won't save the original request
        request.getSession().setAttribute(WebAttributes.SAVED_REQUEST,
                new DefaultSavedRequest(request, portResolver));
    }

    if (response.isCommitted()) {
        return;
    }

    boolean ajaxError = ajaxErrorPage != null && SpringSecurityUtils.isAjax(request);
    if (errorPage == null && !ajaxError) {
        response.sendError(HttpServletResponse.SC_FORBIDDEN, e.getMessage());
        return;
    }

    boolean includePort = true;
    String scheme = request.getScheme();
    String serverName = request.getServerName();
    int serverPort = portResolver.getServerPort(request);
    String contextPath = request.getContextPath();
    boolean inHttp = "http".equals(scheme.toLowerCase());
    boolean inHttps = "https".equals(scheme.toLowerCase());

    if (inHttp && (serverPort == 80)) {
        includePort = false;
    } else if (inHttps && (serverPort == 443)) {
        includePort = false;
    }

    String redirectUrl = scheme + "://" + serverName + ((includePort) ? (":" + serverPort) : "") + contextPath;
    if (ajaxError) {
        redirectUrl += ajaxErrorPage;
    } else if (errorPage != null) {
        redirectUrl += errorPage;
    }
    response.sendRedirect(response.encodeRedirectURL(redirectUrl));
}

---

From source file:org.deegree.enterprise.servlet.OGCServletController.java

/**
 *
 *
 * @param request/*  ww  w  .  j av  a 2 s. c om*/
 * @param response
 * @TODO refactor and optimize code for initializing handler
 */
public void doService(HttpServletRequest request, HttpServletResponse response) {
    if (response.isCommitted()) {
        LOG.logWarning("The response object is already committed!");
    }

    long startTime = System.currentTimeMillis();
    address = request.getRequestURL().toString();

    String service = null;
    try {
        OGCWebServiceRequest ogcRequest = OGCRequestFactory.create(request);

        LOG.logInfo(StringTools.concat(500, "Handling request '", ogcRequest.getId(), "' from '",
                request.getRemoteAddr(), "' to service: '", ogcRequest.getServiceName(), "'"));

        // get service from request
        service = ogcRequest.getServiceName().toUpperCase();

        // get handler instance
        ServiceDispatcher handler = ServiceLookup.getInstance().getHandler(service, request.getRemoteAddr());
        // dispatch request to specific handler
        handler.perform(ogcRequest, response);
    } catch (OGCWebServiceException e) {
        LOG.logError(e.getMessage(), e);
        sendException(response, e, request, service);
    } catch (ServiceException e) {
        if (e.getNestedException() instanceof OGCWebServiceException) {
            sendException(response, (OGCWebServiceException) e.getNestedException(), request, service);
        } else {
            sendException(response, new OGCWebServiceException(this.getClass().getName(), e.getMessage()),
                    request, service);
        }
        LOG.logError(e.getMessage(), e);
    } catch (Exception e) {
        sendException(response, new OGCWebServiceException(this.getClass().getName(), e.getMessage()), request,
                service);
        LOG.logError(e.getMessage(), e);
    }
    if (LOG.isDebug()) {
        LOG.logDebug("OGCServletController: request performed in "
                + Long.toString(System.currentTimeMillis() - startTime) + " milliseconds.");
    }
}

---

From source file:org.codehaus.groovy.grails.web.errors.GrailsExceptionResolver.java

protected ModelAndView resolveViewOrForward(Exception ex, UrlMappingsHolder urlMappings,
        HttpServletRequest request, HttpServletResponse response, ModelAndView mv) {

    UrlMappingInfo info = matchStatusCode(ex, urlMappings);
    try {/*  ww  w.  j a  va 2 s  . c om*/
        if (info != null && info.getViewName() != null) {
            resolveView(request, info, mv);
        } else if (info != null && info.getControllerName() != null) {
            String uri = determineUri(request);
            if (!response.isCommitted()) {
                if (response instanceof GrailsContentBufferingResponse) {
                    // clear the output from sitemesh before rendering error page
                    ((GrailsContentBufferingResponse) response).deactivateSitemesh();
                }
                forwardRequest(info, request, response, mv, uri);
                // return an empty ModelAndView since the error handler has been processed
                return new ModelAndView();
            }
        }
        return mv;
    } catch (Exception e) {
        LOG.error("Unable to render errors view: " + e.getMessage(), e);
        throw new GrailsRuntimeException(e);
    }
}

---

From source file:org.jbpm.designer.filter.DesignerBasicAuthSecurityFilter.java

@Override
public void doFilter(ServletRequest _request, ServletResponse _response, FilterChain chain)
        throws IOException, ServletException {
    HttpServletRequest request = (HttpServletRequest) _request;
    HttpServletResponse response = (HttpServletResponse) _response;
    HttpSession session = request.getSession(false);
    User user = this.authenticationService.getUser();

    // For HTTP OPTIONS verb/method reply with ACCEPTED status code -- per CORS handshake
    if (request.getMethod().equals("OPTIONS")) {
        response.setStatus(HttpServletResponse.SC_ACCEPTED);
        return;/*  ww w . jav a 2 s. co  m*/
    }

    try {
        if (user == null) {
            if (this.authenticate(request)) {
                chain.doFilter(request, response);
                if (response.isCommitted()) {
                    this.authenticationService.logout();
                }
            } else {
                this.challengeClient(request, response);
            }
        } else {
            chain.doFilter(request, response);
        }
    } finally {
        if (session == null) {
            session = request.getSession(false);
            if (session != null) {
                session.invalidate();
            }
        }
    }
}

---

From source file:org.orderofthebee.addons.support.tools.share.LogFileHandler.java

protected void handleLogFileRequest(final String filePath, final boolean attach, final HttpServletRequest req,
        final HttpServletResponse res, final Map<String, Object> model) throws IOException {
    try {/* w  w w .  ja va 2 s .c  o  m*/
        final File file = validateFilePath(filePath);

        final String mimetype = determineMimetypeFromFileName(file);
        this.contentStreamer.streamContent(req, res, file, file.lastModified(), attach, file.getName(), model,
                mimetype);
    } catch (final WebScriptException wsex) {
        if (!res.isCommitted()) {
            res.reset();
            res.sendError(wsex.getStatus(), wsex.getMessage());
        } else {
            LOGGER.info("Could not send error via committed response", wsex);
        }
    }
}

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From source file:org.nuxeo.ecm.platform.web.common.exceptionhandling.DefaultNuxeoExceptionHandler.java

@Override
public boolean handleAnonymousException(HttpServletRequest request, HttpServletResponse response)
        throws IOException, ServletException {
    PluggableAuthenticationService authService = (PluggableAuthenticationService) Framework.getRuntime()
            .getComponent(PluggableAuthenticationService.NAME);
    if (authService == null) {
        return false;
    }/*  w  ww. j a v  a  2  s . c  o m*/
    authService.invalidateSession(request);
    String loginURL = getLoginURL(request);
    if (loginURL == null) {
        return false;
    }
    if (!response.isCommitted()) {
        request.setAttribute(DISABLE_REDIRECT_REQUEST_KEY, true);
        response.sendRedirect(loginURL);
        parameters.getListener().responseComplete();
    } else {
        log.error("Cannot redirect to login page: response is already committed");
    }
    return true;
}

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