Example usage for javax.servlet.http HttpServletRequest getServletContext

Introduction

In this page you can find the example usage for javax.servlet.http HttpServletRequest getServletContext.

Prototype

public ServletContext getServletContext();

Source Link

Document

Gets the servlet context to which this ServletRequest was last dispatched.

Usage

From source file:com.yoshio3.azuread.graph.GraphAPIImpl.java

public void init(HttpServletRequest request) {
    AzureADUserPrincipal userPrincipal = (AzureADUserPrincipal) request.getSession()
            .getAttribute(PRINCIPAL_SESSION_NAME);

    authString = "Bearer " + userPrincipal.getAuthenticationResult().getAccessToken();
    tenant = request.getServletContext().getInitParameter("tenant");

    jaxrsClient = ClientBuilder.newClient().register(
            (new JacksonJaxbJsonProvider(new ObjectMapper(), JacksonJaxbJsonProvider.DEFAULT_ANNOTATIONS)))
            .register(JacksonFeature.class);
    System.setProperty("sun.net.http.allowRestrictedHeaders", "true");
}

---

From source file:paquete.producto.Main.java

/**
 * Almacena la imagen indicada en el input "imagen" del formulario
 * dentro de la carpeta indicada en la constante SAVE_DIR, generando un
 * nombre nuevo para el archivo en funcin de una codificacin MD5
 * //from w w  w  . j  av a 2s  .  co m
 * @param request
 * @return Nombre generado para la imagen o null si no se ha enviado ningn
 * archivo
 */
private String saveImagen(HttpServletRequest request) {
    //Crear la ruta completa donde se guardarn las imgenes
    String appPath = request.getServletContext().getRealPath("");
    String savePath = appPath + File.separator + SAVE_DIR;
    logger.fine("Save path = " + savePath);

    //Crear la carpeta si no existe
    File fileSaveDir = new File(savePath);
    if (!fileSaveDir.exists()) {
        fileSaveDir.mkdir();
    }

    //Crear un nombre para la imagen utilizando un cdigo MD5 en funcin
    //  del tiempo y una palabra secreta. 
    //  Se utiliza una codificacin de este tipo para que se dificulte la 
    //  localizacin no permitida de las imgenes
    String secret = "W8fQAP9X";
    long time = Calendar.getInstance().getTimeInMillis();
    //Para generar el cdigo MD5 se usa la clase DigestUtils de la librera 
    //  org.apache.commons.codec (se incluye en la carpeta 'libs' del proyecto)
    String fileName = DigestUtils.md5Hex(secret + time);

    try {
        //Obtener los datos enviados desde el input "photoFileName" del formulario
        Part filePart = request.getPart("imagen");
        String fullPathFile = savePath + File.separator + fileName;
        //Guardar la imagen en la ruta y nombre indicados
        if (filePart.getSize() > 0) {
            filePart.write(fullPathFile);
            logger.fine("Saved file: " + fullPathFile);
            return fileName;
        } else {
            return null;
        }
    } catch (IOException ex) {
        Logger.getLogger(Main.class.getName()).log(Level.SEVERE, null, ex);
    } catch (IllegalStateException ex) {
        Logger.getLogger(Main.class.getName()).log(Level.SEVERE, null, ex);
    } catch (ServletException ex) {
        Logger.getLogger(Main.class.getName()).log(Level.SEVERE, null, ex);
    }

    return null;
}

---

From source file:mvc.PaymentController.java

private String getErrors(BindingResult result, HttpServletRequest req) {
    String errorString = "";
    ApplicationContext applicationContext = WebApplicationContextUtils
            .getWebApplicationContext(req.getServletContext());
    ResourceBundleMessageSource rbms = applicationContext.getBean(ResourceBundleMessageSource.class);
    for (FieldError error : result.getFieldErrors()) {
        errorString += rbms.getMessage(error.getCode(), null, Locale.US);
    }//w ww.  j av a 2 s  .  co  m
    return errorString;
}

---

From source file:com.arcadian.loginservlet.LecturesServlet.java

/**
 * Handles the HTTP//from   www  . j  a v a  2 s.com
 * <code>GET</code> method.
 *
 * @param request servlet request
 * @param response servlet response
 * @throws ServletException if a servlet-specific error occurs
 * @throws IOException if an I/O error occurs
 */
@Override
protected void doGet(HttpServletRequest request, HttpServletResponse response)
        throws ServletException, IOException {

    if (request.getParameter("filename") != null) {
        String fileName = request.getParameter("filename");
        File file = new File(request.getServletContext().getAttribute("FILES_DIR") + File.separator + fileName);
        System.out.println("File location on server::" + file.getAbsolutePath());
        ServletContext ctx = getServletContext();
        InputStream fis = new FileInputStream(file);
        String mimeType = ctx.getMimeType(file.getAbsolutePath());
        System.out.println("mime type=" + mimeType);
        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[102400];
        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");
    }

    processRequest(request, response);
}

---

From source file:catalogo.Main.java

/**
 * Almacena la imagen indicada en el input "photoFileName" del formulario
 * dentro de la carpeta indicada en la constante SAVE_DIR, generando un
 * nombre nuevo para el archivo en funcin de una codificacin MD5
 * /* www .  j ava 2 s.  c om*/
 * @param request
 * @return Nombre generado para la imagen o null si no se ha enviado ningn
 * archivo
 */
private String savePhotoFile(HttpServletRequest request) {
    //Crear la ruta completa donde se guardarn las imgenes
    String appPath = request.getServletContext().getRealPath("");
    String savePath = appPath + File.separator + SAVE_DIR;
    logger.fine("Save path = " + savePath);

    //Crear la carpeta si no existe
    File fileSaveDir = new File(savePath);
    if (!fileSaveDir.exists()) {
        fileSaveDir.mkdir();
    }

    //Crear un nombre para la imagen utilizando un cdigo MD5 en funcin
    //  del tiempo y una palabra secreta. 
    //  Se utiliza una codificacin de este tipo para que se dificulte la 
    //  localizacin no permitida de las imgenes
    String secret = "W8fQAP9X";
    long time = Calendar.getInstance().getTimeInMillis();
    //Para generar el cdigo MD5 se usa la clase DigestUtils de la librera 
    //  org.apache.commons.codec (se incluye en la carpeta 'libs' del proyecto)
    String fileName = DigestUtils.md5Hex(secret + time);

    try {
        //Obtener los datos enviados desde el input "photoFileName" del formulario
        Part filePart = request.getPart("photoFileName");
        String fullPathFile = savePath + File.separator + fileName;
        //Guardar la imagen en la ruta y nombre indicados
        if (filePart.getSize() > 0) {
            filePart.write(fullPathFile);
            logger.fine("Saved file: " + fullPathFile);
            return fileName;
        } else {
            return null;
        }
    } catch (IOException ex) {
        Logger.getLogger(Main.class.getName()).log(Level.SEVERE, null, ex);
    } catch (IllegalStateException ex) {
        Logger.getLogger(Main.class.getName()).log(Level.SEVERE, null, ex);
    } catch (ServletException ex) {
        Logger.getLogger(Main.class.getName()).log(Level.SEVERE, null, ex);
    }

    return null;
}

---

From source file:gumga.framework.presentation.api.AbstractReportAPI.java

public void generateAndExportHTMLReport(String reportName, String destFile, List data,
        Map<String, Object> params, HttpServletRequest request, HttpServletResponse response)
        throws JRException, IOException {
    InputStream is = getResourceAsInputStream(request, reportName);
    setContentType(response, reportName, ReportType.HTML);
    reportService.exportReportToHtmlFile(is, data, params, destFile);

    //Set the output content
    InputStream generatedIs = request.getServletContext().getResourceAsStream(destFile);
    ByteArrayOutputStream buffer = new ByteArrayOutputStream();
    int nRead;/*from  www. j  a va2 s . com*/
    byte[] bytes = new byte[16384];

    while ((nRead = generatedIs.read(bytes, 0, bytes.length)) != -1) {
        buffer.write(bytes, 0, nRead);
    }

    buffer.flush();
    bytes = buffer.toByteArray();
    response.setContentLength(bytes.length);
    response.getOutputStream().write(bytes, 0, bytes.length);
}

---

From source file:org.siphon.db2js.DbjsRunner.java

public void run(HttpServletRequest request, HttpServletResponse response, String method)
        throws ServletException, IOException {
    String jsfile = request.getServletContext().getRealPath(request.getServletPath());
    if (!new File(jsfile).exists()) {
        response.setStatus(404);//from   w w w.  j a  va 2s  . c om
        PrintWriter out = response.getWriter();
        out.print(request.getServletPath() + " not found");
        out.flush();
        return;
    }

    JsEngineHandlerContext engineContext = null;
    try {
        engineContext = dbjsManager.getEngineContext(jsfile, request.getServletPath(), dataSource, otherArgs);
    } catch (Exception e3) {
        logger.error("", e3);
        engineContext.free();
        throw new ServletException(e3);
    }

    JsspRequest jsspRequest = new JsspRequest(request, engineContext);

    ScriptObjectMirror params;
    try {
        params = getParams(engineContext, jsspRequest);
    } catch (Exception e3) {
        response.setStatus(500);
        PrintWriter out = response.getWriter();
        out.print("params must be json");
        out.flush();

        engineContext.free();
        return;
    }

    formatter.writeHttpHeader(response, engineContext);
    JsspWriter out = null;
    try {

        initEngineContext(engineContext, jsspRequest, response);

        out = (JsspWriter) engineContext.getScriptEngine().get("out");

        Object res = run(engineContext, jsspRequest, response, method, params);

        formatter.formatQueryResult(res, null, engineContext);

    } catch (Exception e) {
        try {
            this.completeTask(engineContext.getScriptEngine(), e);
        } catch (Exception e2) {
            logger.error("", e2);
        }

        Object ex = JsEngineUtil.parseJsException(e);
        if (ex instanceof Throwable == false) {
            boolean ignore = false;
            if (ex instanceof ScriptObjectMirror) {
                ScriptObjectMirror mex = (ScriptObjectMirror) ex;
                if (mex.containsKey("name") && "ValidationError".equals(mex.get("name"))) {
                    ignore = true;
                }
            } else if (ex instanceof ScriptObject) {
                ScriptObject oex = (ScriptObject) ex;
                if (oex.containsKey("name") && "ValidationError".equals(oex.get("name"))) {
                    ignore = true;
                }
            }
            if (!ignore)
                logger.error(engineContext.getJson().tryStringify(ex), e);
        } else {
            logger.error("", (Throwable) ex);
        }

        try {
            out.print(formatter.formatException(ex, engineContext));
            out.flush();
        } catch (Exception e1) {
            logger.error("", e1);
        }
    } finally {
        if (engineContext != null)
            engineContext.free();

        out.flush();
    }
}

---

From source file:com.github.cxt.Myjersey.jerseycore.FileResource.java

@Path("store/{path:.*}")
@GET//  ww  w  .  j a  va2  s.  c o m
public Response storeInfo(@PathParam("path") String path, @Context HttpServletRequest request)
        throws Exception {
    File file = new File(request.getServletContext().getRealPath("data/" + path));
    if (file.exists()) {
        if (file.isDirectory()) {
            return listfile(path, file);
        } else {
            String mt = new MimetypesFileTypeMap().getContentType(file);
            //????,?download2
            return Response.ok(file, mt)
                    .header("Content-disposition",
                            "attachment;filename=" + file.getName() + ";filename*=UTF-8''"
                                    + URLEncoder.encode(file.getName(), "UTF-8"))
                    .header("ragma", "No-cache").header("Cache-Control", "no-cache").build();
        }
    }
    StringBuilder sb = new StringBuilder();
    sb.append("<html>").append("\r\n").append("<head><title>404 Not Found</title></head>").append("\r\n")
            .append("<body bgcolor=\"white\">").append("\r\n").append("<center><h1>404 Not Found</h1></center>")
            .append("\r\n").append("</body>").append("\r\n").append("</html>");
    return Response.ok(sb.toString()).header("Content-Type", "text/html;charset=utf-8").build();
}

---

From source file:com.github.cxt.Myjersey.jerseycore.FileResource.java

@Path("show")
@GET/*  ww w  . j  av a  2 s  . c  om*/
public Response show(@Context HttpServletRequest request) throws FileNotFoundException {
    final File file = new File(request.getServletContext().getRealPath("index.html"));
    final InputStream responseStream = new FileInputStream(file);
    StreamingOutput output = new StreamingOutput() {
        @Override
        public void write(OutputStream out) throws IOException, WebApplicationException {
            try {
                int length;
                byte[] buffer = new byte[1024 * 10];
                while ((length = responseStream.read(buffer)) != -1) {
                    out.write(buffer, 0, length);
                    out.flush();
                }
            } finally {
                responseStream.close();
            }
        }
    };
    return Response.ok(output).header("Content-Type", "text/plain").build();
}

---

From source file:com.dlshouwen.tdjs.content.controller.TdjsArtCheckController.java

/**
 * ?/*from  w  w  w .  ja va  2  s .  c  o m*/
 *
 * @param articleId ?
 * @param request 
 * @return base + 'editAnnouncement'
 * @throws Exception 
 */
@RequestMapping(value = "/{articleId}/check", method = RequestMethod.GET)
public ModelAndView checkArticle(@PathVariable String articleId, HttpServletRequest request,
        HttpServletResponse response) throws Exception {
    ModelAndView view = new ModelAndView("/tdjs/content/articleDetail.btl");
    String sourcePath = AttributeUtils.getAttributeContent(request.getServletContext(),
            "source_webapp_file_postion");
    //   ??
    Article article = dao.getArticleById(articleId);

    String channel_id = article.getChannel_id();
    Channel channelNow = channelDao.getChannelById(channel_id);

    String teamId = article.getTeam_id();
    Team teamNow = teamDao.getTeamById(teamId);

    List<Map<String, Object>> allChannel = channelDao.getChannelListByTeamId(teamId);
    List<Picture> pictureList = pictureDao.getPictureByAlbumId(articleId);
    if (null == pictureList || pictureList.size() == 0) {
        pictureList = null;
    }
    view.addObject("teamNow", teamNow);
    view.addObject("allChannel", allChannel);
    view.addObject("article", article);
    view.addObject("channelNow", channelNow);
    view.addObject("pictureList", pictureList);
    view.addObject("SOURCEPATH", sourcePath);

    //      ?
    LogUtils.updateOperationLog(request, OperationType.VISIT, "?");
    return view;
}

---

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