How to use

ServletException

in

javax.servlet

@Override
public void handle(HttpServletRequest request, HttpServletResponse response)
    throws IOException, ServletException {
  String uri = request.getRequestURI();
  HessianSkeleton skeleton = skeletonMap.get(uri);
  if (!request.getMethod().equalsIgnoreCase("POST")) {
    response.setStatus(500);
  } else {
    RpcContext.getContext().setRemoteAddress(request.getRemoteAddr(), request.getRemotePort());
    Enumeration<String> enumeration = request.getHeaderNames();
    while (enumeration.hasMoreElements()) {
      String key = enumeration.nextElement();
      if (key.startsWith(Constants.DEFAULT_EXCHANGER)) {
        RpcContext.getContext().setAttachment(key.substring(Constants.DEFAULT_EXCHANGER.length()),
            request.getHeader(key));
      }
    }
    try {
      skeleton.invoke(request.getInputStream(), response.getOutputStream());
    } catch (Throwable e) {
      throw new ServletException(e);
    }
  }
}

public void doFilter(ServletRequest request, ServletResponse response, FilterChain chain) throws IOException, ServletException {
  try {
    chain.doFilter(request,response);
  } catch (ServletException e) {
    Throwable t = e.getRootCause();
    if (t instanceof JellyTagException) {
      JellyTagException jte = (JellyTagException) t;
      Throwable cause = jte.getCause();
      if (cause instanceof AcegiSecurityException) {
        AcegiSecurityException se = (AcegiSecurityException) cause;
        throw new ServletException(se);
      }
    }
    throw e;
  }
}

  @Override
  public void doFilterInternal(HttpServletRequest baseRequest, HttpServletResponse baseResponse, FilterChain chain) throws IOException, ServletException {
    try {
      super.doFilterInternal(baseRequest, baseResponse, chain);
    } catch (ServletException e) {
      if (e.getCause() instanceof StaleStateServiceException) {
        LOG.debug("Stale state detected", e);
        baseResponse.setStatus(HttpServletResponse.SC_CONFLICT);
        baseResponse.getWriter().write("Stale State Detected\n");
        baseResponse.getWriter().write(e.getMessage() + "\n");
      } else if (e.getCause() instanceof ServiceException) {
        //if authentication is null and CSRF token is invalid, must be session time out
        if (SecurityContextHolder.getContext().getAuthentication() == null && failureHandler != null) {
          baseRequest.setAttribute("sessionTimeout", true);
          failureHandler.onAuthenticationFailure(baseRequest, baseResponse, new SessionAuthenticationException("Session Time Out"));
        } else {
          throw e;
        }
      } else {
        throw e;
      }
    }
  }
}

if ( isJettyMode() && !request.getContextPath().startsWith( CONTEXT_PATH ) ) {
 return;
String jobName = request.getParameter( "name" );
String id = request.getParameter( "id" );
String root = request.getRequestURI() == null ? StatusServletUtils.PENTAHO_ROOT
 : request.getRequestURI().substring( 0, request.getRequestURI().indexOf( CONTEXT_PATH ) );
int startLineNr = Const.toInt( request.getParameter( "from" ), 0 );
response.setStatus( HttpServletResponse.SC_OK );
 response.setContentType( "text/xml" );
 response.setCharacterEncoding( Const.XML_ENCODING );
} else {
 response.setContentType( "text/html;charset=UTF-8" );
   response.flushBuffer();
  } catch ( KettleException e ) {
   throw new ServletException( "Unable to get the job status in XML format", e );
  response.setContentType( "text/html" );

if ( isJettyMode() && !request.getContextPath().startsWith( CONTEXT_PATH ) ) {
 return;
 logDebug( BaseMessages.getString( PKG, "GetStatusServlet.StatusRequested" ) );
response.setStatus( HttpServletResponse.SC_OK );
String root = request.getRequestURI() == null ? StatusServletUtils.PENTAHO_ROOT
 : request.getRequestURI().substring( 0, request.getRequestURI().indexOf( CONTEXT_PATH ) );
String prefix = isJettyMode() ? StatusServletUtils.STATIC_PATH : root + StatusServletUtils.RESOURCES_PATH;
boolean useXML = "Y".equalsIgnoreCase( request.getParameter( "xml" ) );
 response.setContentType( "text/xml" );
 response.setCharacterEncoding( Const.XML_ENCODING );
} else {
 response.setContentType( "text/html;charset=UTF-8" );
 out.print( XMLHandler.getXMLHeader( Const.XML_ENCODING ) );
 SlaveServerStatus serverStatus = new SlaveServerStatus();
 serverStatus.setStatusDescription( "Online" );
  out.println( serverStatus.getXML() );
 } catch ( KettleException e ) {
  throw new ServletException( "Unable to get the server status in XML format", e );
 out.println( "<HTML>" );
 out.println( "<HEAD><TITLE>"
   + BaseMessages.getString( PKG, "GetStatusServlet.KettleSlaveServerStatus" ) + "</TITLE>" );

response.setContentType("text/html;charset=UTF-8");
pageContext = _jspxFactory.getPageContext(this, request, response,
      null, true, 8192, true);
out = pageContext.getOut();
_jspx_out = out;
_jspx_resourceInjector = (org.glassfish.jsp.api.ResourceInjector) application.getAttribute("com.sun.appserv.jsp.resource.injector");
out.print( request.getParameter("pageTitle"));
out.write("</title>\n    <meta name=\"viewport\" content=\"width=device-width, initial-scale=1.0\">\n    <meta name=\"description\" content=\"\">\n    <meta name=\"author\" content=\"\">\n\n    <link href=\"/static/css/bootstrap.min.css\" rel=\"stylesheet\">\n    <link href=\"/static/css/bootstrap-theme.min.css\" rel=\"stylesheet\">\n    <link href=\"/static/css/hbase.css\" rel=\"stylesheet\">\n  </head>\n  <body>\n    <div class=\"navbar  navbar-fixed-top navbar-default\">\n      <div class=\"container-fluid\">\n        <div class=\"navbar-header\">\n          <button type=\"button\" class=\"navbar-toggle\" data-toggle=\"collapse\"\n                  data-target=\".navbar-collapse\">\n            <span class=\"icon-bar\"></span>\n            <span class=\"icon-bar\"></span>\n            <span class=\"icon-bar\"></span>\n          </button>\n          <a class=\"navbar-brand\" href=\"/rs-status\">\n            <img src=\"/static/hbase_logo_small.png\" alt=\"HBase Logo\"/>\n          </a>\n        </div>\n        <div class=\"collapse navbar-collapse\">\n          <ul class=\"nav navbar-nav\">\n            <li><a href=\"/rs-status\">Home</a></li>\n");
out.write("            <li><a href=\"/processRS.jsp\">Process Metrics</a></li>\n            <li><a href=\"/logs/\">Local Logs</a></li>\n            <li><a href=\"/logLevel\">Log Level</a></li>\n            <li><a href=\"/dump\">Debug Dump</a></li>\n            <li><a href=\"/jmx\">Metrics Dump</a></li>\n            ");
  out.clearBuffer();
 if (_jspx_page_context != null) _jspx_page_context.handlePageException(t);
 else throw new ServletException(t);

@Override
protected void doGet(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
 resp.setContentType("text/html");
 PrintWriter out = resp.getWriter();
 out.println("<html>");
 out.println("<head>");
 out.println("<title>Peeper</title>");
 out.println("</head>");
 out.println("<body>");
 out.println("<h1>Peeper!</h1>");
 try {
  List<String> allPeeps = PeeperServletContextListener.DATA_STORE.findAllPeeps();
  for (String peep : allPeeps) {
   out.println(peep);
   out.print("<br/><br/>");
  }
 } catch (Exception e) {
  throw new ServletException("Error listing peeps", e);
 }
 out.println("<form name=\"htmlform\" method=\"post\" action=\"peep\">");
 out.println("Enter your peep: <input type=\"text\" name=\"peep\" maxlength=\"142\" size=\"30\"/>");
 out.println("<input type=\"submit\" value=\"Peep!\"/>");
 out.println("</form>");
 out.println("</body>");
 out.println("</html>");
}

String page = httpRequest.getParameter("page");
Map<String, Object> referenceMap = new HashMap<>();
if (httpRequest.getSession().getAttribute(FilterUtil.LOCALE_ATTRIBUTE) != null) {
  referenceMap
      .put(FilterUtil.LOCALE_ATTRIBUTE, httpRequest.getSession().getAttribute(FilterUtil.LOCALE_ATTRIBUTE));
      httpResponse.setContentType("text/html");
      renderTemplate(REVIEW_CHANGES, referenceMap, httpResponse);
      return;
    httpRequest.getSession().setAttribute(FilterUtil.LOCALE_ATTRIBUTE, localeParameter);
    referenceMap.put(FilterUtil.LOCALE_ATTRIBUTE, localeParameter);
      throw new ServletException("Got interrupted while trying to sleep thread", e);
  httpResponse.setContentType("text/json");
  httpResponse.setHeader("Cache-Control", "no-cache");
  Map<String, Object> result = new HashMap<>();
  if (updateJob != null) {
  httpResponse.getWriter().write(jsonText);

@Override
public void doFilter(ServletRequest req, ServletResponse res, FilterChain chain)
  throws IOException, ServletException
{
 HttpServletRequest request;
 HttpServletResponse response;
 try {
  request = (HttpServletRequest) req;
  response = (HttpServletResponse) res;
 }
 catch (ClassCastException e) {
  throw new ServletException("non-HTTP request or response");
 }
 if (redirectInfo.doLocal(request.getRequestURI())) {
  chain.doFilter(request, response);
 } else {
  URL url = redirectInfo.getRedirectURL(request.getQueryString(), request.getRequestURI());
  log.debug("Forwarding request to [%s]", url);
  if (url == null) {
   // We apparently have nothing to redirect to, so let's do a Service Unavailable
   response.sendError(HttpServletResponse.SC_SERVICE_UNAVAILABLE);
   return;
  }
  response.setStatus(HttpServletResponse.SC_TEMPORARY_REDIRECT);
  response.setHeader("Location", url.toString());
 }
}

OAuthAuthzRequest oauthRequest = null;
String authType = request.getParameter("auth_type");
if (request.getParameter("token") == null) {
  String location = "/apps/bimviews/?page=OAuth&auth_type=" + authType + "&client_id=" + request.getParameter("client_id") + "&response_type=" + request.getParameter("response_type") + "&redirect_uri="
      + request.getParameter("redirect_uri");
  if (request.getParameter("state") != null) {
  httpServletResponse.sendRedirect(location);
  return;
      throw new ServletException("No auth found for token " + token);
        httpServletResponse.getWriter().write("Service token (copy&paste this into your application): <br/><br/><input type=\"text\" style=\"width: 1000px\" value=\"" + oauthCode.getCode() + "\"/><br/><br/>");
        httpServletResponse.getWriter().write("Service address: <br/><br/><input type=\"text\" style=\"width: 1000px\" value=\"" + siteAddress + "/services/" + auth.getService().getOid()  + "\"/><br/><br/>");
      } else {
        URI uri = makeUrl(redirectURI, oauthCode, builder);
      httpServletResponse.getWriter().println("No redirectURI provided");
      httpServletResponse.getWriter().println("Would have redirected to: " + uri);

@Override
public void handle(HttpServletRequest request, HttpServletResponse response)
    throws IOException, ServletException {
  String uri = request.getRequestURI();
  HttpInvokerServiceExporter skeleton = skeletonMap.get(uri);
  if (!request.getMethod().equalsIgnoreCase("POST")) {
    response.setStatus(500);
  } else {
    RpcContext.getContext().setRemoteAddress(request.getRemoteAddr(), request.getRemotePort());
    try {
      skeleton.handleRequest(request, response);
    } catch (Throwable e) {
      throw new ServletException(e);
    }
  }
}

protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
  byte[] clientKeyStoreData = (byte[])request.getSession().getAttribute(CLIENT_KEYSTORE_DATA);
  request.getSession().removeAttribute(CLIENT_KEYSTORE_DATA);
  if (clientKeyStoreData == null) {
    throw new ServletException("No keystore file was specified.");
  }
  response.setContentType(MIME_TYPE);
  response.setContentLength(clientKeyStoreData.length);
  response.setHeader("Content-disposition", "attachment; filename="+extractFileName(request));
  response.getOutputStream().write(clientKeyStoreData);
  response.getOutputStream().close();
}

  @Override
  public void handleRequest(HttpServletRequest req, HttpServletResponse res) throws ServletException, IOException {
    assertSame(request, req);
    assertSame(response, res);
    String exception = request.getParameter("exception");
    if ("ServletException".equals(exception)) {
      throw new ServletException("test");
    }
    if ("IOException".equals(exception)) {
      throw new IOException("test");
    }
    res.getWriter().write("myResponse");
  }
});

@Override
protected void doPost(HttpServletRequest req, HttpServletResponse resp)
  throws ServletException, IOException {
 try {
  String classNames = req.getParameter("classes");
  PrintWriter out = resp.getWriter();
  List<Class<?>> testClasses = loadClasses(classNames.split("[\\r\\n]+"));
  String output = runTests(testClasses, req, resp);
  out.append(output);
  out.close();
 } catch (Exception e) {
  throw new ServletException(e);
 }
}

@Override
protected void doPost(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
  if (req.getRequestURI().endsWith("/webhook") || req.getRequestURI().endsWith("-lifecycle")) {
    String version = req.getHeader(HttpHeaderNames.ATLASSIAN_CONNECT_VERSION);
    final String authorizationHeader = getAuthorizationHeader(req);
    try {
      webHooksQueue.push(new JsonWebHookBody(getFullURL(req), JSON.parse(IOUtils.toString(req.getReader())), version, authorizationHeader));
      resp.getWriter().write("OKEY DOKEY");
    } catch (ParserException e) {
      throw new ServletException(e);
    }
  }
}

 public void _jspService(final javax.servlet.http.HttpServletRequest request, final javax.servlet.http.HttpServletResponse response)
    throws java.io.IOException, javax.servlet.ServletException {
final java.lang.String _jspx_method = request.getMethod();
if (!"GET".equals(_jspx_method) && !"POST".equals(_jspx_method) && !"HEAD".equals(_jspx_method) && !javax.servlet.DispatcherType.ERROR.equals(request.getDispatcherType())) {
response.sendError(HttpServletResponse.SC_METHOD_NOT_ALLOWED, "JSPs only permit GET POST or HEAD");
return;
   response.setContentType("text/html;charset=UTF-8");
   pageContext = _jspxFactory.getPageContext(this, request, response,
         null, true, 8192, true);
  Configuration conf = (Configuration)ctx.getAttribute("hive.conf");
  long startcode = conf.getLong("startcode", System.currentTimeMillis());
  SessionManager sessionManager =
      (SessionManager)ctx.getAttribute("hive.sm");
  String remoteUser = request.getRemoteUser();
    if (out != null && out.getBufferSize() != 0)
     try {
      if (response.isCommitted()) {
       out.flush();
      } else {
    else throw new ServletException(t);

for (Enumeration<String> en = request.getAttributeNames(); en.hasMoreElements();) {
  String attribute = en.nextElement();
  if (model.containsKey(attribute) && !this.allowRequestOverride) {
    throw new ServletException("Cannot expose request attribute '" + attribute +
      "' because of an existing model object of the same name");
  Object attributeValue = request.getAttribute(attribute);
  if (logger.isDebugEnabled()) {
    exposed = exposed != null ? exposed : new LinkedHashMap<>();
HttpSession session = request.getSession(false);
if (session != null) {
  Map<String, Object> exposed = null;
  for (Enumeration<String> en = session.getAttributeNames(); en.hasMoreElements();) {
    String attribute = en.nextElement();
    if (model.containsKey(attribute) && !this.allowSessionOverride) {
      throw new ServletException("Cannot expose session attribute '" + attribute +
        "' because of an existing model object of the same name");
    Object attributeValue = session.getAttribute(attribute);
    if (logger.isDebugEnabled()) {
      exposed = exposed != null ? exposed : new LinkedHashMap<>();
  throw new ServletException(
      "Cannot expose bind macro helper '" + SPRING_MACRO_REQUEST_CONTEXT_ATTRIBUTE +
      "' because of an existing model object of the same name");

/**
 * Handles the HTTP GET method.
 * The response to GET is a form for editing capabilities.
 * The expression of the form is currently done by a JSP, because the form
 * is static. In future versions, the form might be produced by XSLT
 * from the current content of the resource document. Therefore, this servlet
 * is the preferred entry-point and it delegates to the JSP.
 */
protected void doGet(HttpServletRequest request, HttpServletResponse response)
  throws ServletException, IOException {
 String ivornString = request.getParameter("IVORN");
 if (ivornString == null || ivornString.trim().length() == 0) {
  throw new ServletException("No identifier was given for the resource; " +
                "parameter IVORN is not set.");
 }
 String encodedIvorn = URLEncoder.encode(ivornString, "UTF-8");
 String redirectUri = "/registration/ServiceMetadataForm.jsp?IVORN=" + 
            encodedIvorn;
 request.getRequestDispatcher(redirectUri).forward(request, response);
}

HttpServletRequest request = (HttpServletRequest) sRequest;
HttpServletResponse response = (HttpServletResponse) sResponse;
HttpSession session = request.getSession(false);
  chain.doFilter(request, response);
String activeIdSessionValue = (session == null) ? null : (String) session.getAttribute(SESSION_ATTR);
if (StringUtils.isNotBlank(activeIdSessionValue) && request.isSecure()) {
    return;
} else if (request.isSecure() && session != null) {
    token = RandomGenerator.generateRandomId("SHA1PRNG", 32);
  } catch (NoSuchAlgorithmException e) {
    throw new ServletException(e);
  session.setAttribute(SESSION_ATTR, token);
  cookieUtils.setCookieValue(response, SessionFixationProtectionCookie.COOKIE_NAME, encryptedActiveIdValue, "/", -1, true);
chain.doFilter(request, response);

@Override
public void doFilter(ServletRequest request, ServletResponse response, FilterChain filterChain)
    throws ServletException, IOException {
  if (!(request instanceof HttpServletRequest) || !(response instanceof HttpServletResponse)) {
    throw new ServletException("ResourceUrlEncodingFilter only supports HTTP requests");
  }
  ResourceUrlEncodingRequestWrapper wrappedRequest =
      new ResourceUrlEncodingRequestWrapper((HttpServletRequest) request);
  ResourceUrlEncodingResponseWrapper wrappedResponse =
      new ResourceUrlEncodingResponseWrapper(wrappedRequest, (HttpServletResponse) response);
  filterChain.doFilter(wrappedRequest, wrappedResponse);
}