Example usage for javax.servlet ServletException ServletException

Introduction

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

Prototype

public ServletException(Throwable rootCause) 

Source Link

Document

Constructs a new servlet exception when the servlet needs to throw an exception and include a message about the "root cause" exception that interfered with its normal operation.

Usage

From source file:net.ontopia.topicmaps.nav2.servlets.DataIntegrationServlet.java

@Override
public void doPost(HttpServletRequest request, HttpServletResponse response)
        throws ServletException, IOException {

    response.setContentType("text/plain; charset=utf-8");

    // get topic map id
    String topicMapId = topicMapId = getInitParameter("topicMapId");
    if (topicMapId == null)
        throw new ServletException("Topic map identifier is not specified.");

    // parse path
    String path = request.getPathInfo();
    if (path == null)
        throw new ServletException("Path is missing.");
    path = path.substring(1);//from w w w  .  j a  v a2  s  .co m

    String[] args = StringUtils.split(path, "/");
    String name = args[0];
    String action = args[1];

    // get topics query
    String topicsQuery = getInitParameter("topicsQuery");
    if (topicsQuery == null)
        throw new ServletException("Parameter 'topicsQuery' is not specified.");

    // get characteristcs query
    String characteristicsQuery = getInitParameter("characteristicsQuery");
    if (characteristicsQuery == null)
        throw new ServletException("Parameter 'characteristicsQuery' is not specified.");

    TopicMapStoreIF targetStore = TopicMaps.createStore(topicMapId, false);
    try {
        final TopicMapIF target = targetStore.getTopicMap();

        // transform input document to topic map
        final TopicMapIF source = transformRequest(name, request.getInputStream(),
                targetStore.getBaseAddress());

        // find topics to synchronize
        QueryProcessorIF qp = QueryUtils.getQueryProcessor(source);

        List candidates = new ArrayList();
        QueryResultIF qr = qp.execute(topicsQuery);
        try {
            while (qr.next()) {
                // synchronize topic
                candidates.add(qr.getValue(0));
            }
        } finally {
            qr.close();
        }

        if ("updated".equals(action) || "created".equals(action)) {

            DeciderIF tfilter = new DeciderIF() {
                @Override
                public boolean ok(Object o) {
                    return true;
                }
            };

            Iterator iter = candidates.iterator();
            while (iter.hasNext()) {
                TopicIF src = (TopicIF) iter.next();

                DeciderIF sfilter;
                if (characteristicsQuery == null) {
                    // let everything through
                    sfilter = tfilter;

                } else {
                    // let the characteristics query decide what gets synchronized
                    Collection characteristics = new HashSet();
                    QueryResultIF cqr = qp.execute(characteristicsQuery,
                            Collections.singletonMap("topic", src));
                    try {
                        while (cqr.next()) {
                            // synchronize topic
                            characteristics.add(cqr.getValue(0));
                        }
                    } finally {
                        cqr.close();
                    }
                    sfilter = new ContainmentDecider(characteristics);
                }
                // synchronize topic
                TopicMapSynchronizer.update(target, src, tfilter, sfilter);
            }
        } else if ("deleted".equals(action)) {

            Iterator iter = candidates.iterator();
            while (iter.hasNext()) {
                TopicIF src = (TopicIF) iter.next();
                Collection affectedTopics = IdentityUtils.findSameTopic(target, src);
                Iterator aiter = affectedTopics.iterator();
                while (aiter.hasNext()) {
                    TopicIF affectedTopic = (TopicIF) aiter.next();
                    affectedTopic.remove();
                }
            }
        } else {
            throw new ServletException("Unsupported action: " + action);
        }

        targetStore.commit();
    } catch (Exception e) {
        targetStore.abort();
        throw new ServletException(e);
    } finally {
        targetStore.close();
    }
}

---

From source file:edu.emory.cci.aiw.cvrg.eureka.servlet.ProxyServlet.java

@Override
public void init() throws ServletException {

    targetUri = getConfigParam(P_TARGET_URI);
    if (targetUri == null)
        throw new ServletException(P_TARGET_URI + " is required.");
    //test it's valid
    try {//from   w  w w .  j  a v a2 s .  c om
        targetUriObj = new URI(targetUri);
    } catch (Exception e) {
        throw new ServletException("Trying to process targetUri init parameter: " + e, e);
    }

}

---

From source file:com.controlj.green.istat.web.TreeServlet.java

@Override
protected void doGet(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {

    resp.setHeader("Expires", "Wed, 01 Jan 2003 12:00:00 GMT");
    resp.setHeader("Cache-Control", "no-cache");
    ServletOutputStream out = resp.getOutputStream();
    try {/*from   w  ww .  j  a  va  2  s.  c  o m*/
        writeLevel(out, req.getParameter(LOCATION_PARAM), req);
    } catch (Exception e) {
        Logging.LOGGER.println("Error getting tree info");
        e.printStackTrace(Logging.LOGGER);
        throw new ServletException(e);
    }
    out.flush();
    /*
    out.println("[");
    out.println("{ display:'Main Conf Room', id:'mainconf'},");
    out.println("{ display:'Board Room', id:'boardroom'},");
    out.println("{ display:'Room 235', id:'room235'}");
    out.println("]");
    */
}

---

From source file:com.vaadin.addon.jpacontainer.demo.servlet.SpringApplicationServlet.java

@Override
public void init(ServletConfig servletConfig) throws ServletException {
    super.init(servletConfig);
    /*//from w w  w.ja  v  a 2 s.  com
     * Look up the name of the Vaadin application prototype bean.
     */
    applicationBean = servletConfig.getInitParameter("applicationBean");
    if (applicationBean == null) {
        if (logger.isErrorEnabled()) {
            logger.error("ApplicationBean not specified in servlet parameters");
        }
        throw new ServletException("ApplicationBean not specified in servlet parameters");
    }

    if (logger.isInfoEnabled()) {
        logger.info("Found Vaadin ApplicationBean [" + applicationBean + "]");
    }
    /*
     * Fetch the Spring web application context
     */
    applicationContext = WebApplicationContextUtils.getWebApplicationContext(servletConfig.getServletContext());

    if (!applicationContext.isPrototype(applicationBean)) {
        if (logger.isWarnEnabled()) {
            logger.warn("ApplicationBean not configured as a prototype");
        }
    }

    applicationClass = (Class<? extends Application>) applicationContext.getType(applicationBean);
    if (logger.isDebugEnabled()) {
        logger.debug("Vaadin application class is [" + applicationClass + "]");
    }
}

---

From source file:net.sourceforge.vulcan.web.SignedRequestAuthorizationFilter.java

@Override
protected void initFilterBean() throws ServletException {
    if (StringUtils.isBlank(sharedSecret)) {
        secretKey = null;/*from   w  w w .  j  av a2s .co m*/
        return;
    }

    try {
        secretKey = new SecretKeySpec(sharedSecret.getBytes(), algorithm);

        // Initialize a mac instance to fail fast on NoSuchAlgorithmException or InvalidKeyException.
        // This way any configuration errors will prevent the application from starting instead of causing
        // problems later.
        final Mac mac = Mac.getInstance(algorithm);

        mac.init(secretKey);
    } catch (NoSuchAlgorithmException e) {
        throw new ServletException(e);
    } catch (InvalidKeyException e) {
        throw new ServletException(e);
    }
}

---

From source file:org.echocat.nodoodle.server.ServiceServlet.java

@Override
public void service(ServletRequest request, ServletResponse response) throws ServletException, IOException {
    final HttpService service = _service;
    if (service == null) {
        throw new ServletException("Was the init() method not called?");
    }//from  www.  ja v a  2 s.  c o  m
    service.handle((HttpServletRequest) request, (HttpServletResponse) response);
}

---

From source file:de.hybris.platform.b2bdocumentsfilter.B2BDocumentsSecureMediaFilter.java

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

    if ((!(request instanceof HttpServletRequest)) || (!(response instanceof HttpServletResponse))) {
        throw new ServletException("SecureMediaFilter just supports HTTP requests");
    }//from   w w w.j  av  a2  s  . c  o m
    final HttpServletRequest httpRequest = (HttpServletRequest) request;
    final HttpServletResponse httpResponse = (HttpServletResponse) response;

    final String resourcePath = getResourcePath(httpRequest);
    try {
        setSecureURLRendererForThread(httpResponse);

        if (StringUtils.contains(resourcePath, this.secureMediaToken)) {
            final String mediaPKStr = httpRequest.getParameter(MEDIA_PK);

            final MediaModel mediaModel = (MediaModel) this.modelService.get(PK.parse(mediaPKStr));

            if (mediaModel == null) {
                httpResponse.sendError(404);
                return;
            } else if (!(isAccessGranted(mediaModel))) {
                httpResponse.sendError(403);
                return;
            }
            final int mediaSize = (mediaModel.getSize() == null) ? 0 : mediaModel.getSize().intValue();
            sendData(httpResponse, this.mediaService.getStreamFromMedia(mediaModel), mediaSize);
        }

    } finally {

        chain.doFilter(request, response);
        clearSecureURLRendererForThread();
    }
}

---

From source file:de.berlios.jedi.presentation.editor.NewJispPackageFilter.java

/**
 * Sets a new Jisp Package, the list of existent Jisp Packages and a
 * JispIdManager in request session.<br>
 * Jisp Packages from list are registered in JispIdManager.<br>
 * If there is already a Jisp Package being created, nothing is done.
 * /*from w  ww  .  ja  v  a 2 s  .co  m*/
 * @throws ServletException
 *             If a ServletException occurs when doing the filter.
 * @throws IOException
 *             If a IOException occurs when doing the filter.
 * 
 * @see javax.servlet.Filter#doFilter(javax.servlet.ServletRequest,
 *      javax.servlet.ServletResponse, javax.servlet.FilterChain)
 */
public void doFilter(ServletRequest request, ServletResponse response, FilterChain chain)
        throws IOException, ServletException {

    if (!(request instanceof HttpServletRequest)) {
        LogFactory.getLog(LoginFilter.class)
                .error("Unexpected error: request in NewJispPackageFilter" + "isn't a HttpServletRequest");
        throw new ServletException(
                "Unexpected error: request in NewJispPackageFilter" + "isn't a HttpServletRequest");
    }

    HttpServletRequest httpRequest = (HttpServletRequest) request;
    JispPackage jispPackage = (JispPackage) ((HttpServletRequest) request).getSession()
            .getAttribute(EditorKeys.JISP_PACKAGE);

    try {
        if (jispPackage == null) {
            httpRequest.setAttribute(Keys.NEXT_FORWARD_NAME, httpRequest.getServletPath());
            httpRequest.getSession().getServletContext().getRequestDispatcher("/NewJispPackage.do")
                    .forward(request, response);
            return;
        }

        chain.doFilter(request, response);
    } catch (IOException e) {
        LogFactory.getLog(LoginFilter.class).error("IOException in NewJispPackageFilter", e);
        throw e;
    } catch (ServletException e) {
        LogFactory.getLog(LoginFilter.class).error("ServletException in NewJispPackageFilter", e);
        throw e;
    }
}

---

From source file:org.apache.cxf.fediz.service.idp.MetadataServlet.java

@Override
public void init(ServletConfig config) throws ServletException {
    super.init(config);
    realm = config.getInitParameter(PARAM_REALM);
    if (realm == null || realm.length() == 0) {
        throw new ServletException("Servlet parameter '" + PARAM_REALM + "' not defined");
    }/*from   ww w . j  a  v a2 s .co m*/
}

---

From source file:org.jamwiki.authentication.JAMWikiPostAuthenticationFilter.java

/**
 *
 *///from   w  w w .  j a  v  a2  s . c  om
public void doFilter(ServletRequest request, ServletResponse response, FilterChain chain)
        throws IOException, ServletException {
    if (!(request instanceof HttpServletRequest)) {
        throw new ServletException("HttpServletRequest required");
    }
    Authentication auth = SecurityContextHolder.getContext().getAuthentication();
    if (auth instanceof AnonymousAuthenticationToken) {
        // anonymous user
        this.handleAnonymousUser(auth);
    } else if (auth != null && auth.isAuthenticated()) {
        // registered user
        this.handleRegisteredUser(auth);
    }
    chain.doFilter(request, response);
}

---

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