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:org.inspektr.error.web.ErrorLoggingFilter.java

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

    try {/*from   w  ww .  j ava 2  s . c  o  m*/
        filterChain.doFilter(request, response);
    } catch (ServletException e) {
        this.errorLogManager.recordError(e);
        throw e;
    } catch (IOException e) {
        this.errorLogManager.recordError(e);
        throw e;
    } catch (Throwable t) {
        this.errorLogManager.recordError(t);
        throw new ServletException(t);
    }
}

From source file:com.amazonaws.services.kinesis.aggregators.app.ShowConfigFileServlet.java

@Override
protected void doAction(HttpServletRequest request, HttpServletResponse response)
        throws ServletException, IOException {
    try {// w ww .ja  v a2  s  .c  o  m
        String configUrl = System.getProperty(AggregatorsConstants.CONFIG_URL_PARAM);
        String url = null;
        if (configUrl == null) {
            response.setStatus(404);
        } else {
            url = ConfigFileUtils.makeConfigFileURL(configUrl);
            LOG.info(String.format("Sending Redirect for Config File to S3 Temporary URL %s", url));

            response.setHeader("Access-Control-Allow-Origin", "*");
            response.sendRedirect(url);
        }
    } catch (Exception e) {
        throw new ServletException(e);
    }
}

From source file:DatabaseServlet.java

public void doGet(HttpServletRequest request, HttpServletResponse response)
        throws ServletException, java.io.IOException {

    String sql = "select * from atable";
    Connection conn = null;/*from w w w.ja  va  2s .  c  o m*/
    Statement stmt = null;
    ResultSet rs = null;
    ResultSetMetaData rsm = null;

    response.setContentType("text/html");
    java.io.PrintWriter out = response.getWriter();
    out.println("<html><head><title>Typical Database Access</title></head><body>");
    out.println("<h2>Database info</h2>");
    out.println("<table border='1'><tr>");

    try {

        //load the database driver
        Class.forName("oracle.jdbc.driver.OracleDriver");

        //The JDBC URL for this Oracle database
        String url = "jdbc:oracle:thin:@142.3.169.178:1521:ORCL";

        //Create the java.sql.Connection to the database
        conn = DriverManager.getConnection(url, "usr", "pass");

        //Create a statement for executing some SQL
        stmt = conn.createStatement();

        rs = stmt.executeQuery(sql);

        rsm = rs.getMetaData();

        int colCount = rsm.getColumnCount();

        //print column names
        for (int i = 1; i <= colCount; ++i) {

            out.println("<th>" + rsm.getColumnName(i) + "</th>");
        }

        out.println("</tr>");

        while (rs.next()) {

            out.println("<tr>");

            for (int i = 1; i <= colCount; ++i)
                out.println("<td>" + rs.getString(i) + "</td>");

            out.println("</tr>");

        }

    } catch (Exception e) {

        throw new ServletException(e.getMessage());

    } finally {

        try {

            stmt.close();
            conn.close();

        } catch (SQLException sqle) {
        }

    }

    out.println("</table><br><br>");

    out.println("</body>");
    out.println("</html>");

    out.close();

}

From source file:flex.webtier.server.j2ee.MxmlServlet.java

public void init(ServletConfig servletConfig) throws ServletException {
    super.init(servletConfig);

    serviceImpl = ServiceUtil.setupFlexService(getServletContext(), servletConfig);

    LicenseService license = ServiceFactory.getLicenseService();
    if (license.isBetaExpired()) {
        log(license.expiredMessage());/*from w w w  .j a v  a2  s  .c om*/
        throw new ServletException(license.expiredMessage());
    }

    // print version and beta days left message, if applicable
    String message = "Starting Adobe Flex Web Tier Compiler";
    if (license.getBetaRemainingMessage() != null) {
        message += license.getBetaRemainingMessage();
    }
    log(message);
    log(VersionInfo.buildMessage());

    initializeExtensions();
    filterChain = createFilterChain();
    objectFilterChain = createObjectFilterChain();

    logCompilerErrors = ServiceFactory.getConfigurator().getServerConfiguration().getDebuggingConfiguration()
            .logCompilerErrors();

}

From source file:com.amalto.core.servlet.ExportServlet.java

@Override
protected void doGet(HttpServletRequest request, HttpServletResponse resp) throws ServletException {
    XmlServer server = Util.getXmlServerCtrlLocal();
    String clusterName = getParameter(request, PARAMETER_CLUSTER, true);
    int start = Integer.parseInt(getParameter(request, PARAMETER_START, true));
    int end = Integer.parseInt(getParameter(request, PARAMETER_END, true));
    boolean includeMetadata = Boolean
            .parseBoolean(getParameter(request, PARAMETER_INCLUDE_METADATA, false, "false")); //$NON-NLS-1$

    ServletOutputStream outputStream;//from   www  .  ja  v a2 s.c  om
    try {
        outputStream = resp.getOutputStream();
    } catch (IOException e) {
        throw new ServletException(e);
    }

    try {
        resp.setContentType("text/xml");
        server.exportDocuments(clusterName, start, end, includeMetadata, outputStream);
    } catch (XtentisException e) {
        throw new ServletException(e);
    } finally {
        try {
            outputStream.flush();
        } catch (IOException e) {
            LOGGER.error("Error during flush", e);
        }
    }
}

From source file:edu.cornell.mannlib.vitro.webapp.controller.json.GetEntitiesByVClass.java

@Override
protected JSONArray process() throws ServletException {
    log.debug("in getEntitiesByVClass()");
    String vclassURI = vreq.getParameter("vclassURI");
    WebappDaoFactory daos = vreq.getUnfilteredWebappDaoFactory();

    if (vclassURI == null) {
        throw new ServletException("getEntitiesByVClass(): no value for 'vclassURI' found in the HTTP request");
    }/*  w  ww  . j a v  a2 s  .  c  o  m*/

    VClass vclass = daos.getVClassDao().getVClassByURI(vclassURI);
    if (vclass == null) {
        throw new ServletException("getEntitiesByVClass(): could not find vclass for uri '" + vclassURI + "'");
    }

    List<Individual> entsInVClass = daos.getIndividualDao().getIndividualsByVClass(vclass);
    if (entsInVClass == null) {
        throw new ServletException(
                "getEntitiesByVClass(): null List<Individual> retruned by getIndividualsByVClass() for "
                        + vclassURI);
    }
    int numberOfEntsInVClass = entsInVClass.size();

    List<Individual> entsToReturn = new ArrayList<Individual>(REPLY_SIZE);
    String requestHash = null;
    int count = 0;
    boolean more = false;
    /* we have a large number of items to send back so we need to stash the list in the session scope */
    if (entsInVClass.size() > REPLY_SIZE) {
        more = true;
        HttpSession session = vreq.getSession(true);
        requestHash = Integer.toString((vclassURI + System.currentTimeMillis()).hashCode());
        session.setAttribute(requestHash, entsInVClass);

        ListIterator<Individual> entsFromVclass = entsInVClass.listIterator();
        while (entsFromVclass.hasNext() && count < REPLY_SIZE) {
            entsToReturn.add(entsFromVclass.next());
            entsFromVclass.remove();
            count++;
        }
        if (log.isDebugEnabled()) {
            log.debug("getEntitiesByVClass(): Creating reply with continue token, found " + numberOfEntsInVClass
                    + " Individuals");
        }
    } else {
        if (log.isDebugEnabled())
            log.debug("getEntitiesByVClass(): sending " + numberOfEntsInVClass
                    + " Individuals without continue token");
        entsToReturn = entsInVClass;
        count = entsToReturn.size();
    }

    //put all the entities on the JSON array
    JSONArray ja = individualsToJson(entsToReturn);

    //put the responseGroup number on the end of the JSON array
    if (more) {
        try {
            JSONObject obj = new JSONObject();
            obj.put("resultGroup", "true");
            obj.put("size", count);
            obj.put("total", numberOfEntsInVClass);

            StringBuffer nextUrlStr = vreq.getRequestURL();
            nextUrlStr.append("?").append("getEntitiesByVClass").append("=1&").append("resultKey=")
                    .append(requestHash);
            obj.put("nextUrl", nextUrlStr.toString());

            ja.put(obj);
        } catch (JSONException je) {
            throw new ServletException("unable to create continuation as JSON: " + je.getMessage());
        }
    }

    log.debug("done with getEntitiesByVClass()");
    return ja;
}

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

/**
 * INDEX_DIR diretorio contendo o indice Lucene
 * MAX_TERMS numero maximo de termos a serem retornados
 * DOC_FIELDS nomes dos campos cujos termos serao retornados 
 * (separados por ',' ';' ou '-' )/*www .  j a  v  a  2s .  c o  m*/
 * @param servletConfig
 * @throws ServletException 
 */
@Override
public void init(final ServletConfig servletConfig) throws ServletException {
    final String sdir = servletConfig.getInitParameter("INDEX_DIR");
    if (sdir == null) {
        throw new ServletException("missing index directory (INDEX_DIR) " + "parameter.");
    }
    final String maxTerms = servletConfig.getInitParameter("MAX_TERMS");
    if (maxTerms == null) {
        throw new ServletException("missing maximum number of returned " + "terms (MAX_TERMS) parameter.");
    }
    final String fields = servletConfig.getInitParameter("DOC_FIELDS");
    if (fields == null) {
        throw new ServletException("missing document fields (DOC_FIELDS) " + "parameter.");
    }

    try {
        previous = new PreviousTerm(new File(sdir), Arrays.asList(fields.split("[,;\\-]")),
                Integer.parseInt(maxTerms));
    } catch (Exception ex) {
        throw new ServletException(ex);
    }
}

From source file:dk.clarin.tools.userhandle.java

@SuppressWarnings("unchecked")
public static List<FileItem> getParmList(HttpServletRequest request) throws ServletException {
    List<FileItem> items = null;
    boolean is_multipart_formData = ServletFileUpload.isMultipartContent(request);

    if (is_multipart_formData) {
        DiskFileItemFactory fileItemFactory = new DiskFileItemFactory();
        /*//  w w  w . ja v a  2  s  .  c  o  m
        *Set the size threshold, above which content will be stored on disk.
        */
        fileItemFactory.setSizeThreshold(1 * 1024 * 1024); //1 MB
        /*
        * Set the temporary directory to store the uploaded files of size above threshold.
        */
        File tmpDir = new File(ToolsProperties.tempdir);
        if (!tmpDir.isDirectory()) {
            throw new ServletException("Trying to set \"" + ToolsProperties.tempdir
                    + "\" as temporary directory, but this is not a valid directory.");
        }
        fileItemFactory.setRepository(tmpDir);

        ServletFileUpload uploadHandler = new ServletFileUpload(fileItemFactory);
        try {
            items = (List<FileItem>) uploadHandler.parseRequest(request);
        } catch (FileUploadException ex) {
            logger.error("Error encountered while parsing the request: " + ex.getMessage());
        }
    }
    return items;
}

From source file:org.ambraproject.user.action.UserAlertsAction.java

/**
 * Save the alerts.// www.j  ava 2s. c  om
 *
 * @return webwork status
 * @throws Exception Exception
 */
@Transactional(rollbackFor = { Throwable.class })
public String saveAlerts() throws Exception {
    final String authId = getUserAuthId();
    if (authId == null) {
        throw new ServletException("Unable to resolve ambra user");
    }
    userService.setAlerts(authId, Arrays.asList(monthlyAlerts), Arrays.asList(weeklyAlerts));
    return SUCCESS;
}

From source file:com.bluexml.side.Framework.alfresco.shareLanguagePicker.CustomWebScriptServlet.java

@Override
protected void service(HttpServletRequest req, HttpServletResponse res) throws ServletException, IOException {
    if (logger.isDebugEnabled()) {
        logger.debug("Processing request (" + req.getMethod() + ") " + req.getRequestURL()
                + (req.getQueryString() != null ? "?" + req.getQueryString() : ""));
    }//from w  w  w .j a  v  a 2 s  . co  m

    if (req.getCharacterEncoding() == null) {
        req.setCharacterEncoding("UTF-8");
    }
    // initialize the request context
    RequestContext context = null;
    try {
        context = FrameworkHelper.initRequestContext(req);
    } catch (Exception ex) {
        throw new ServletException(ex);
    }
    LanguageSetter.setLanguageFromLayoutParam(req, context);

    WebScriptServletRuntime runtime = new WebScriptServletRuntime(container, authenticatorFactory, req, res,
            serverProperties);
    runtime.executeScript();
}