Example usage for javax.servlet ServletException ServletException

List of usage examples for javax.servlet ServletException ServletException

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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:info.magnolia.test.fixture.JcrPropertyServlet.java

@Override
protected void service(HttpServletRequest request, HttpServletResponse response)
        throws ServletException, IOException {
    final String path = request.getParameter("path");
    final String workspace = StringUtils.defaultString(request.getParameter("workspace"),
            RepositoryConstants.CONFIG);
    final String value = request.getParameter("value");
    final boolean delete = Boolean.valueOf(request.getParameter("delete"));
    final String nodePath = StringUtils.substringBeforeLast(path, "/");
    final String propertyName = StringUtils.substringAfterLast(path, "/");
    try {/*  w ww .  j av  a2 s. c  om*/
        final Node node = SessionUtil.getNode(workspace, nodePath);
        if (node == null) {
            throw new ServletException("Node does not exist [" + nodePath + "]");
        }

        final String returnValue = PropertyUtil.getString(node, propertyName);

        if (value != null) {
            node.setProperty(propertyName, value);
            node.getSession().save();
            log.info("Changing value of '{}' from [{}] to [{}]", path, returnValue, value);
        } else if (delete) {
            if (node.hasProperty(propertyName)) {
                Property property = node.getProperty(propertyName);
                property.remove();
                node.getSession().save();
                log.info("Removed property '{}' from [{}].", propertyName, path);
            } else {
                log.info("No property '{}' found at [{}].", propertyName, path);
            }
        }

        response.getWriter().write(String.valueOf(returnValue));
    } catch (RepositoryException e) {
        log.warn("Could not handle property [{}] from workspace [{}]", new Object[] { path, workspace });
        throw new ServletException("Could not read property [" + path + "]");
    }
}

From source file:EmailBean.java

private void handleMessages(HttpServletRequest request, PrintWriter out) throws IOException, ServletException {

    HttpSession httpSession = request.getSession();
    String user = (String) httpSession.getAttribute("user");
    String password = (String) httpSession.getAttribute("pass");
    String popAddr = (String) httpSession.getAttribute("pop");

    Store popStore = null;/* w w w.  j  a v a2s .  co  m*/
    Folder folder = null;

    if (!check(popAddr))
        popAddr = EmailBean.DEFAULT_SERVER;

    try {

        if ((!check(user)) || (!check(password)))
            throw new ServletException("A valid username and password is required to check email.");

        Properties properties = System.getProperties();

        Session session = Session.getDefaultInstance(properties);

        popStore = session.getStore("pop3");

        popStore.connect(popAddr, user, password);

        folder = popStore.getFolder("INBOX");

        if (!folder.exists())
            throw new ServletException("An 'INBOX' folder does not exist for the user.");

        folder.open(Folder.READ_ONLY);

        Message[] messages = folder.getMessages();
        int msgLen = messages.length;

        if (msgLen == 0)
            out.println("<h2>The INBOX folder does not yet contain any email messages.</h2>");

        for (int i = 0; i < msgLen; i++) {
            displayMessage(messages[i], out);
            out.println("<br /><br />");
        }

    } catch (Exception exc) {

        out.println("<h2>Sorry, an error occurred while accessing the email messages.</h2>");
        out.println(exc.toString());

    } finally {
        try {
            if (folder != null)
                folder.close(false);

            if (popStore != null)
                popStore.close();
        } catch (Exception e) {
        }
    }
}

From source file:edu.sc.seis.receiverFunction.web.MyDisplayChart.java

/**
 * Service method.// ww  w .j a  v  a  2s.c om
 *
 * @param request  the request.
 * @param response  the response.
 *
 * @throws ServletException ??.
 * @throws IOException ??.
 */
public void service(HttpServletRequest request, HttpServletResponse response)
        throws ServletException, IOException {

    HttpSession session = request.getSession();
    String filename = request.getParameter("filename");

    if (filename == null) {
        throw new ServletException("Parameter 'filename' must be supplied");
    }
    logger.debug("service :" + filename);
    //  Replace ".." with ""
    //  This is to prevent access to the rest of the file system
    filename = ServletUtilities.searchReplace(filename, "..", "");

    //  Check the file exists
    File file = new File(System.getProperty("java.io.tmpdir"), filename);
    if (!file.exists()) {
        throw new ServletException("File '" + file.getAbsolutePath() + "' does not exist");
    }

    //  Check that the graph being served was created by the current user
    //  or that it begins with "public"
    boolean isChartInUserList = false;
    ChartDeleter chartDeleter = (ChartDeleter) session.getAttribute("JFreeChart_Deleter");
    if (chartDeleter != null) {
        isChartInUserList = chartDeleter.isChartAvailable(filename);
    }

    boolean isChartPublic = false;
    if (filename.length() >= 6) {
        if (filename.substring(0, 6).equals("public")) {
            isChartPublic = true;
        }
    }

    boolean isOneTimeChart = false;
    if (filename.startsWith(ServletUtilities.getTempOneTimeFilePrefix())) {
        isOneTimeChart = true;
    }
    //
    // WARNING: HACK AHEAD!!!!!
    //
    // this is dumb, but since all ears charts are public and one time, just serve it
    // I think the upgrade to jetty8 caused the http to no longer have sessions, so
    // the default DisplayChart servlet had all three of 
    // isChartInUserList || isChartPublic || isOneTimeChart false, and
    // so no image was served. Progress! :(
    isOneTimeChart = true;

    if (isChartInUserList || isChartPublic || isOneTimeChart) {
        //  Serve it up
        logger.debug("sending " + file);
        ServletUtilities.sendTempFile(file, response);
        if (isOneTimeChart) {
            logger.debug("delelte " + file);
            file.delete();
        }
    } else {
        logger.error("chart image not found " + filename);
        throw new ServletException("Chart image not found");
    }
    return;
}

From source file:cpabe.controladores.UploadDecriptacaoServlet.java

protected void doPost(HttpServletRequest request, HttpServletResponse response)
        throws ServletException, IOException {

    List<CaminhoArquivo> lista = new ArrayList<CaminhoArquivo>();
    List<File> lista2 = new ArrayList<File>();

    CaminhoArquivo c = new CaminhoArquivo();

    if (!ServletFileUpload.isMultipartContent(request)) {
        throw new ServletException("Content type is not multipart/form-data");
    }/*w  w  w. java  2s.c o m*/

    // response.setContentType("text/html");
    //  PrintWriter out = response.getWriter();
    // out.write("<html><head></head><body>");
    try {
        List<FileItem> fileItemsList = uploader.parseRequest(request);
        Iterator<FileItem> fileItemsIterator = fileItemsList.iterator();
        while (fileItemsIterator.hasNext()) {
            FileItem fileItem = fileItemsIterator.next();

            System.out.println("FieldName=" + fileItem.getFieldName());
            System.out.println("FileName=" + fileItem.getName());
            System.out.println("ContentType=" + fileItem.getContentType());
            System.out.println("Size in bytes=" + fileItem.getSize());

            File file = new File(request.getServletContext().getAttribute("FILES_DIR") + File.separator
                    + fileItem.getName());
            //setar no objeto CaminhoArquivo os dados do arquivo anexado
            String caminho = file.getAbsolutePath();
            String nome = fileItem.getName();

            c.setNome(nome);
            c.setWay(caminho);

            System.out.println("caminho=" + caminho);
            System.out.println("nome=" + nome);

            System.out.println("Absolute Path at server=" + file.getAbsolutePath());
            fileItem.write(file);

            lista2.add(file);
            // out.write("File " + fileItem.getName() + " uploaded successfully.");
            // out.write("<br>");
            // out.write("<a href=\"UploadDownloadFileServlet?fileName=" + fileItem.getName() + "\">Download " + fileItem.getName() + "</a>");
        }

    } catch (FileUploadException e) {
        //  out.write("Exception in uploading file.");
    } catch (Exception e) {
        //  out.write("Exception in uploading file.");
    }
    // out.write("</body></html>");
    //lendo a lista dos arquivos adicionados e pegando os caminhos do arquivo e da chave
    c.setWay(lista2.get(0).getAbsolutePath());
    c.setNome(lista2.get(0).getName());
    System.out.println("arquivo=" + lista2.get(0).getAbsolutePath());
    c.setChave(lista2.get(1).getAbsolutePath());
    System.out.println("chave=" + lista2.get(1).getAbsolutePath());

    request.setAttribute("caminho", c);

    request.getRequestDispatcher("/formularios/decriptar/decriptar2.jsp").forward(request, response);

}

From source file:com.appeligo.search.entity.SetPermissionsInViewFilter.java

/**
 * // w  w  w . j  a  va  2 s  .  c  o m
 * @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 {

    User user = null;

    if (request instanceof HttpServletRequest) {
        String username = ((HttpServletRequest) request).getRemoteUser();
        if (username != null) {
            user = User.findByUsername(username);
        }
    }
    Permissions.setCurrentUser(user);
    try {
        chain.doFilter(request, response);
    } catch (ServletException se) {
        String message = se.toString();
        if (se.getRootCause() != null) {
            message = se.getRootCause().toString();
        }
        if (message != null && ((message.indexOf("ClientAbortException") >= 0)
                || (message.indexOf("Connection reset by peer") >= 0))) {
            log.warn(message);
        } else {
            if (printFullExceptions) {
                log.error("Caught servlet exception:");
                if (se.getRootCause() != null) {
                    log.error(message, se.getRootCause());
                } else {
                    log.error(message, se);
                }
            } else {
                log.error(message);
            }
            throw se;
        }
    } catch (Throwable t) {
        if (printFullExceptions) {
            log.error(t.getMessage(), t);
        } else {
            log.error(t.toString());
        }
        throw new ServletException(t);
    } finally {
        Permissions.setCurrentUser(null);
    }
}

From source file:com.bluexml.xforms.servlets.ReadServlet.java

/**
 * Read./*  w  w w.j a  v a  2 s  . com*/
 * 
 * @param req
 *            the req
 * @param resp
 *            the resp
 * 
 * @throws ServletException
 *             the servlet exception
 */
protected void read(HttpServletRequest req, HttpServletResponse resp) throws ServletException {
    AlfrescoController controller = AlfrescoController.getInstance();
    String dataType = StringUtils.trimToNull(req.getParameter(DATA_TYPE));
    if (dataType != null) {
        dataType = dataType.replace('_', '.');
    }
    String dataId = StringUtils.trimToNull(req.getParameter(DATA_ID));
    dataId = controller.patchDataId(dataId);

    String skipIdStr = StringUtils.trimToNull(req.getParameter(ID_AS_SERVLET));
    boolean idAsServlet = !StringUtils.equals(skipIdStr, "false");

    try {
        String userName = req.getParameter(MsgId.PARAM_USER_NAME.getText());
        AlfrescoTransaction transaction = createTransaction(controller, userName);
        Document node = controller.getMappingAgent().getInstanceClass(transaction, dataType, dataId, false,
                idAsServlet);
        Source xmlSource = new DOMSource(node);
        Result outputTarget = new StreamResult(resp.getOutputStream());
        documentTransformer.transform(xmlSource, outputTarget);
    } catch (Exception e) {
        throw new ServletException(e);
    }
}

From source file:com.alfaariss.oa.OAServlet.java

/**
 * Starts requestor profiles and helpers.
 * @see javax.servlet.Servlet#init(javax.servlet.ServletConfig)
 *//*from w w  w .  jav a  2  s  .  c  o  m*/
public void init(ServletConfig oServletConfig) throws ServletException {
    try {
        _context = oServletConfig.getServletContext();

        //Retrieve configuration manager            
        IConfigurationManager config = _engine.getConfigurationManager();

        //Start profiles and helpers
        start(config, null);

        //Add as listener           
        _engine.addComponent(this);
    } catch (OAException e) {
        _logger.fatal("Error starting Asimba Server", e);
        stop(); //Stop started profiles and helpers
        throw new ServletException(SystemErrors.toHexString(e.getCode()));
    } catch (Exception e) {
        _logger.fatal("Error starting Asimba Server", e);
        stop(); //Stop started profiles and helpers
        throw new ServletException(SystemErrors.toHexString(SystemErrors.ERROR_INTERNAL));
    }

}

From source file:at.molindo.notify.servlet.NotifyFilterBean.java

@Override
public void initFilterBean() throws ServletException {
    {//from   www.j a  v  a  2s .  c o  m
        if (!StringUtils.empty(_baseUrlProperty)) {
            String baseUrl = System.getProperty(_baseUrlProperty);
            if (!StringUtils.empty(baseUrl)) {
                _baseUrl = baseUrl;
            }
        }

        if (StringUtils.empty(_baseUrl)) {
            throw new ServletException(String.format("parameter %s is required", PARAMTER_BASE_URL));
        }

        try {
            _baseUrl = StringUtils.stripTrailing(new URL(_baseUrl).toString(), "/");
        } catch (MalformedURLException e) {
            throw new ServletException(
                    String.format("illegal value for parameter %s: '%s'", PARAMTER_BASE_URL, _baseUrl), e);
        }
    }

    {
        if (StringUtils.empty(_mountPath)) {
            _mountPath = DEFAULT_MOUNT_PATH;
        }
        _mountPath = StringUtils.stripTrailing(StringUtils.startWith(_mountPath, "/"), "/");
    }

    {
        if (StringUtils.empty(_pullPrefix)) {
            _pullPrefix = DEFAULT_PULL_PREFIX;
        }
        _pullPrefix = StringUtils.endWith(StringUtils.startWith(_pullPrefix, "/"), "/");
        _pullPattern = Pattern.compile("^" + Pattern.quote(_pullPrefix) + "([^/?]+)/([^/?]+).*$");
    }

    {
        if (StringUtils.empty(_confirmPrefix)) {
            _confirmPrefix = DEFAULT_CONFIRM_PREFIX;
        }
        _confirmPrefix = StringUtils.endWith(StringUtils.startWith(_confirmPrefix, "/"), "/");
        _confirmPattern = Pattern.compile("^" + Pattern.quote(_confirmPrefix) + "([^/?]+)/?$");
    }
}

From source file:io.hops.hopsworks.api.jupyter.URITemplateProxyServlet.java

protected void initTarget() throws ServletException {
    targetUriTemplate = getConfigParam(P_TARGET_URI);
    if (targetUriTemplate == null) {
        throw new ServletException(P_TARGET_URI + " is required.");
    }//from ww  w .j a  v  a2 s. co  m

    targetUri = getConfigParam(P_TARGET_URI);
    if (targetUri == null) {
        throw new ServletException(P_TARGET_URI + " is required.");
    }
    //test it's valid
    try {
        targetUriObj = new URI(targetUri);
    } catch (Exception e) {
        throw new ServletException("Trying to process targetUri init parameter: " + e, e);
    }
    targetHost = URIUtils.extractHost(targetUriObj);

    //leave this.target* null to prevent accidental mis-use
}

From source file:br.bireme.prvtrm.PreviousTermServlet.java

/**
 * Processes requests for both HTTP//from w  ww .j  a  va  2 s  .  co  m
 * <code>GET</code> and
 * <code>POST</code> methods.
 *
 * @param request servlet request
 * @param response servlet response
 * @throws ServletException if a servlet-specific error occurs
 * @throws IOException if an I/O error occurs
 */
protected void processRequest(HttpServletRequest request, HttpServletResponse response)
        throws ServletException, IOException {
    response.setContentType("application/json; charset=UTF-8");
    final PrintWriter out = response.getWriter();

    try {
        final String init = request.getParameter("init");
        if (init == null) {
            throw new ServletException("missing 'init' parameter");
        }

        int maxSize = previous.getMaxSize();
        String maxTerms = request.getParameter("maxTerms");
        if (maxTerms != null) {
            maxSize = Integer.parseInt(maxTerms);
        }

        List<String> fields = previous.getFields();
        String fldsParam = request.getParameter("fields");
        if (fldsParam != null) {
            fields = Arrays.asList(fldsParam.split("[,;\\-]"));
        }

        final List<String> terms;
        String direction = request.getParameter("direction");
        if ((direction == null) || (direction.compareToIgnoreCase("next") == 0)) {
            terms = previous.getNextTerms(init, fields, maxSize);
            direction = "next";
        } else {
            terms = previous.getPreviousTerms(init, fields, maxSize);
            direction = "previous";
        }

        final JSONObject jobj = new JSONObject();
        final JSONArray jlistTerms = new JSONArray();
        final JSONArray jlistFields = new JSONArray();

        jlistTerms.addAll(terms);
        jlistFields.addAll(fields);
        jobj.put("init", init);
        jobj.put("direction", direction);
        jobj.put("maxTerms", maxSize);
        jobj.put("fields", jlistFields);
        jobj.put("terms", jlistTerms);

        out.println(jobj.toJSONString());
    } finally {
        out.close();
    }
}