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:com.googlecode.jsfFlex.phaseListener.ObjectServiceRequestDataRetrieverFlusher.java

@Override
void retrieveFlushData(FacesContext context, String componentId, String methodToInvoke)
        throws ServletException, IOException {

    JSONObject methodResult = null;/* w  w w. j a v a  2s . co m*/

    try {
        methodResult = JSONObject.class
                .cast(invokeResourceMethod(context, componentId, methodToInvoke, null, null));
    } catch (Exception methodInvocationException) {
        throw new ServletException(methodInvocationException);
    }

    HttpServletResponse response = HttpServletResponse.class.cast(context.getExternalContext().getResponse());
    response.setContentType(XML_CONTENT_TYPE);

    StringBuilder responseContent = new StringBuilder();
    responseContent.append(XML_HEAD);

    try {
        responseContent.append(JSONConverter.convertJSONObjectToXMLString(methodResult));
    } catch (JSONException jsonException) {
        throw new ServletException(ERROR_CONVERTING_JSON_OBJECT_TO_XML, jsonException.getCause());
    }

    _log.info("Flushing content : " + responseContent.toString());

    Writer writer = response.getWriter();
    writer.write(responseContent.toString());
    writer.flush();

}

From source file:de.berlios.jedi.presentation.admin.LoginFilter.java

/**
 * Checks if the admin is logged in<br>
 * If admin isn't logged in, a forward to the login view is made.<br>
 * If admin is already logged in, the next element in the chain is invoked.
 * // w  w w.  jav  a2  s.c  o m
 * @throws IOException
 *             If an IOException occurs when filtering.
 * @throws ServletException
 *             If a ServletException occurs when filtering.
 * 
 * @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 LoginFilter" + "isn't a HttpServletRequest");
        throw new ServletException("Unexpected error: request in LoginFilter" + "isn't a HttpServletRequest");
    }

    HttpServletRequest httpRequest = (HttpServletRequest) request;
    Boolean isLoggedIn = (Boolean) httpRequest.getSession().getAttribute(AdminKeys.IS_LOGGED_IN);

    try {
        if (isLoggedIn == null || !isLoggedIn.booleanValue()) {
            httpRequest.getSession().getServletContext().getRequestDispatcher("/Admin/LoginView.do")
                    .forward(request, response);
            return;
        }

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

From source file:UploadDownloadFile.java

@Override
protected void doGet(HttpServletRequest request, HttpServletResponse response)
        throws ServletException, IOException {
    processRequest(request, response);//from   w ww  . j a  v a2s .c  om
    System.out.println("--> doGet -->");
    String filePath;

    String fileName = request.getParameter("fileName");
    if (fileName == null || fileName.equals("")) {
        throw new ServletException("File Name can't be null or empty");
    }
    final String clientip = request.getRemoteAddr().replace(":", "_");
    filePath = "/Users/" + currentuser + "/GlassFish_Server/glassfish/domains/domain1/tmpfiles/Uploaded/"
            + clientip + "/";
    File file = new File(filePath + File.separator + fileName);

    System.out.println("download file = " + file);
    if (!file.exists()) {
        throw new ServletException("File doesn't exists on server.");
    }
    System.out.println("File location on server::" + file.getAbsolutePath());
    ServletContext ctx = getServletContext();
    InputStream fis = new FileInputStream(file);
    String mimeType = ctx.getMimeType(file.getAbsolutePath());
    response.setContentType(mimeType != null ? mimeType : "application/octet-stream");
    response.setContentLength((int) file.length());
    response.setHeader("Content-Disposition", "attachment; filename=\"" + fileName + "\"");

    ServletOutputStream os = response.getOutputStream();
    byte[] bufferData = new byte[1024];
    int read = 0;
    while ((read = fis.read(bufferData)) != -1) {
        os.write(bufferData, 0, read);
    }
    os.flush();
    os.close();
    fis.close();
    System.out.println("File downloaded at client successfully");
}

From source file:by.creepid.jsf.fileupload.UploadFilter.java

@SuppressWarnings("unchecked")
@Override// w  w w.j  av  a 2 s.co m
public void doFilter(ServletRequest request, ServletResponse response, FilterChain chain)
        throws IOException, ServletException {

    if ((request instanceof HttpServletRequest)) {
        HttpServletRequest httpRequest = (HttpServletRequest) request;

        if (ServletFileUpload.isMultipartContent(httpRequest)) {
            DiskFileItemFactory factory = new DiskFileItemFactory();
            factory.setRepository(new File(repositoryPath));

            ServletFileUpload upload = new ServletFileUpload(factory);

            try {

                List<FileItem> items = (List<FileItem>) upload.parseRequest(httpRequest);
                final Map<String, String[]> map = new HashMap<String, String[]>();

                for (FileItem item : items) {
                    if (item.isFormField()) {
                        processFormField(item, map);
                    } else {
                        processFileField(item, httpRequest);
                    }
                }

                request = UploadFilter.wrapRequest(httpRequest, map);

            } catch (FileUploadException ex) {
                throw new ServletException(ex);
            }
        }
    }
    chain.doFilter(request, response);
}

From source file:com.googlecode.jsfFlex.phaseListener.ArrayServiceRequestDataRetrieverFlusher.java

@Override
void retrieveFlushData(FacesContext context, String componentId, String methodToInvoke)
        throws ServletException, IOException {

    JSONArray methodResult = null;//from w w w .  j  a va 2  s .  c  om

    try {
        methodResult = JSONArray.class
                .cast(invokeResourceMethod(context, componentId, methodToInvoke, null, null));
    } catch (Exception methodInvocationException) {
        throw new ServletException(methodInvocationException);
    }

    HttpServletResponse response = HttpServletResponse.class.cast(context.getExternalContext().getResponse());
    response.setContentType(XML_CONTENT_TYPE);

    StringBuilder responseContent = new StringBuilder();
    responseContent.append(XML_HEAD);
    responseContent.append(XML_RESULT_ROOT_START_TAG);

    try {
        responseContent.append(JSONConverter.convertJSONArrayToXMLString(methodResult));
    } catch (JSONException jsonException) {
        throw new ServletException(ERROR_CONVERTING_JSON_ARRAY_TO_XML, jsonException.getCause());
    }

    responseContent.append(XML_RESULT_ROOT_END_TAG);

    _log.info("Flushing content : " + responseContent.toString());

    Writer writer = response.getWriter();
    writer.write(responseContent.toString());
    writer.flush();

}

From source file:edu.umd.cs.submitServer.servlets.UploadTestSetup.java

@Override
public void doPost(HttpServletRequest request, HttpServletResponse response)
        throws ServletException, IOException {
    // TODO sanity checks on the format of the test setup
    MultipartRequest multipartRequest = (MultipartRequest) request.getAttribute(MULTIPART_REQUEST);
    Connection conn = null;//from  w w  w  .  ja  v a  2  s  .  c  o m
    FileItem fileItem = null;
    boolean transactionSuccess = false;
    try {
        conn = getConnection();

        fileItem = multipartRequest.getFileItem();
        if (fileItem == null)
            throw new ServletException("fileItem is null; this is not good");

        Project project = (Project) request.getAttribute(PROJECT);
        // could be null
        String comment = multipartRequest.getOptionalCheckedParameter("comment");

        // get size in bytes
        long sizeInBytes = fileItem.getSize();
        if (sizeInBytes == 0) {
            throw new ServletException("Trying upload file of size 0");
        }

        // copy the fileItem into a byte array
        InputStream is = fileItem.getInputStream();
        ByteArrayOutputStream bytes = new ByteArrayOutputStream((int) sizeInBytes);
        IO.copyStream(is, bytes);

        byte[] byteArray = bytes.toByteArray();

        FormatDescription desc = FormatIdentification.identify(byteArray);
        if (desc == null || !desc.getMimeType().equals("application/zip")) {
            response.sendError(HttpServletResponse.SC_BAD_REQUEST,
                    "You MUST submit test-setups that are either zipped or jarred");
            return;
        }
        Submission canonicalSubmission = Submission
                .lookupMostRecent(project.getCanonicalStudentRegistrationPK(), project.getProjectPK(), conn);
        // start transaction here
        conn.setAutoCommit(false);
        conn.setTransactionIsolation(Connection.TRANSACTION_REPEATABLE_READ);
        TestSetup.submit(byteArray, project, comment, conn);
        conn.commit();
        transactionSuccess = true;
        if (canonicalSubmission != null
                && canonicalSubmission.getBuildStatus() != Submission.BuildStatus.BROKEN) {
            WaitingBuildServer.offerSubmission(project, canonicalSubmission);
        }

        String redirectUrl = request.getContextPath() + "/view/instructor/projectUtilities.jsp?projectPK="
                + project.getProjectPK();
        response.sendRedirect(redirectUrl);

    } catch (SQLException e) {
        throw new ServletException(e);
    } finally {
        rollbackIfUnsuccessfulAndAlwaysReleaseConnection(transactionSuccess, request, conn);
        releaseConnection(conn);
        if (fileItem != null)
            fileItem.delete();
    }
}

From source file:fi.jyu.student.jatahama.onlineinquirytool.server.LoadSaveServlet.java

@Override
public final void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException {
    try {//ww  w  . ja va  2s.c  o  m
        // Always server same page. Used to check if Servlet exists.
        response.setContentType("text/html");
        response.setCharacterEncoding("utf-8");
        response.setHeader("Cache-Control", "no-cache");
        response.setHeader(Utils.httpHeaderNameHello, "Hello!");
        //         response.setStatus(307);
        //         response.setHeader("Location", "../");
        ServletOutputStream out = response.getOutputStream();
        out.print("<html><head><META HTTP-EQUIV=REFRESH CONTENT=\"0; URL=../\"><!-- "
                + Utils.httpHeaderNameHello + ": Hello! --></head><body><a href=\"../\">App</a></body></html>");
        out.flush();
    } catch (Exception ex) {
        throw new ServletException(ex);
    }
}

From source file:org.araneaframework.ioc.spring.SimpleAraneaSpringDispatcherServlet.java

public void init() throws ServletException {
    beanFactory = WebApplicationContextUtils.getRequiredWebApplicationContext(getServletContext());

    rootConf = new XmlBeanFactory(
            new ClassPathResource("spring-property-conf/property-custom-webapp-aranea-conf.xml"), beanFactory);
    PropertyPlaceholderConfigurer cfg = new PropertyPlaceholderConfigurer();
    cfg.setLocation(new ClassPathResource("spring-property-conf/default-aranea-conf.properties"));

    Properties localConf = new Properties();
    try {// w  ww. j a v a 2s . co  m
        if (getServletContext().getResource("/WEB-INF/aranea-conf.properties") != null)
            localConf.load(getServletContext().getResourceAsStream("/WEB-INF/aranea-conf.properties"));
    } catch (IOException e) {
        throw new ServletException(e);
    }
    cfg.setProperties(localConf);
    cfg.setLocalOverride(true);

    cfg.postProcessBeanFactory(rootConf);

    super.init();
}

From source file:com.vilt.spring.context.response.OncePerRequestContextFilter.java

/**
 * This <code>doFilter</code> implementation stores a request attribute for
 * "already filtered", proceeding without filtering again if the attribute
 * is already there./*  ww w . j av a  2 s . co m*/
 * 
 * @see #getAlreadyFilteredAttributeName
 * @see #doFilterInternal
 */
public final void doFilter(ServletRequest request, ServletResponse response, FilterChain filterChain)
        throws ServletException, IOException {
    if (!(request instanceof HttpServletRequest) || !(response instanceof HttpServletResponse)) {
        throw new ServletException("OncePerRequestContextFilter just supports HTTP requests");
    }
    HttpServletRequest httpRequest = (HttpServletRequest) request;
    HttpServletResponse httpResponse = (HttpServletResponse) response;

    String alreadyFilteredAttributeName = getAlreadyFilteredAttributeName();
    if (request.getAttribute(alreadyFilteredAttributeName) != null) {
        // Proceed without invoking this filter...
        filterChain.doFilter(request, response);
        return;
    }
    // Do invoke this filter...
    request.setAttribute(alreadyFilteredAttributeName, TRUE);
    try {
        doFilterInternal(httpRequest, httpResponse, filterChain);
    } finally {
        // Remove the "already filtered" request attribute for this
        // request.
        request.removeAttribute(alreadyFilteredAttributeName);
    }
}

From source file:com.squarecash4glass.servlet.OAuth2AuthorizationServlet.java

@Override
protected void doGet(HttpServletRequest req, HttpServletResponse res) throws IOException, ServletException {
    String provider = getProvider(req);
    LOG.info("in oauth flow for: " + provider);
    Configuration oauthConfiguration;
    try {/* w  w  w . j  a v a2s  .  c  o m*/
        oauthConfiguration = Oauth2Factory.getOauth2Configuration(provider, "sandbox");
    } catch (ConfigurationException e1) {
        // TODO Auto-generated catch block
        e1.printStackTrace();
        throw new ServletException(e1);
    }
    OAuth2Util oAuth2Util = Oauth2Factory.getOauth2Util(oauthConfiguration);
    if (req.getParameter("error") != null) {
        LOG.severe("Something went wrong during auth: " + req.getParameter("error"));
        res.setContentType("text/plain");
        res.getWriter().write("Something went wrong during auth. Please check your log for details");
        return;
    }

    // If we have a code, finish the OAuth 2.0 dance
    if (req.getParameter("code") != null) {
        LOG.info("Got a code. Attempting to exchange for access token.");

        TokenResponse tokenResponse = null;
        AuthorizationCodeFlow flow = oAuth2Util.newAuthorizationCodeFlow();

        try {

            tokenResponse = flow.newTokenRequest(req.getParameter("code"))
                    .setRedirectUri(WebUtil.buildUrl(req, oauthConfiguration.getString("oauthcallback")))
                    .execute();

        } catch (TokenResponseException e) {
            LOG.severe("exception getting token: " + e.getMessage());
            throw e;
        }

        LOG.info("tokenResponse: " + tokenResponse);

        if ("google".equals(provider)) {
            // Extract the Google User ID from the ID token in the auth response
            Payload googlePayload = ((GoogleTokenResponse) tokenResponse).parseIdToken().getPayload();
            String userId = googlePayload.getSubject();
            String email = googlePayload.getEmail();
            req.getSession().setAttribute("userId", userId);
            User user = new User(userId, email);
            ofy().save().entities(user).now();
            LOG.info("Code exchange worked. User " + userId + " logged in.");
        }

        String userid = OAuth2Util.getUserId(req);
        flow.createAndStoreCredential(tokenResponse, userid + oauthConfiguration.getString("useridPostfix"));

        // Redirect back to index
        res.sendRedirect(WebUtil.buildUrl(req, "/main"));
        return;
    }

    // Else, we have a new flow. Initiate a new flow.
    LOG.info("No auth context found. Kicking off a new dwolla auth flow.");

    AuthorizationCodeFlow flow = oAuth2Util.newAuthorizationCodeFlow();
    GenericUrl url = flow.newAuthorizationUrl()
            .setRedirectUri(WebUtil.buildUrl(req, oauthConfiguration.getString("oauthcallback")));
    adjustURL(provider, url);
    LOG.info("redirecting to URL: " + url.build());
    res.sendRedirect(url.build());
}