Example usage for javax.servlet.http HttpServletResponse setContentType

Introduction

In this page you can find the example usage for javax.servlet.http HttpServletResponse setContentType.

Prototype

public void setContentType(String type);

Source Link

Document

Sets the content type of the response being sent to the client, if the response has not been committed yet.

Usage

From source file:edu.cornell.mannlib.vitro.webapp.visualization.visutils.UtilityFunctions.java

public static void handleMalformedParameters(String errorMessage, HttpServletResponse response, Log log)
        throws IOException {

    GenericQueryMap errorDataResponse = new GenericQueryMap();
    errorDataResponse.addEntry("error", errorMessage);

    Gson jsonErrorResponse = new Gson();

    response.setContentType("application/octet-stream");
    response.getWriter().write(jsonErrorResponse.toJson(errorDataResponse));
}

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From source file:com.jaspersoft.jasperserver.rest.RESTUtils.java

public static void sendFile(DataSource ds, HttpServletResponse response) {
    response.setContentType(ds.getContentType());

    if (ds.getName() != null && ds.getName().length() > 0) {
        response.addHeader("Content-Disposition", "attachment; filename=" + ds.getName());
    }/*from  w ww  .j a va  2  s .  c om*/

    OutputStream outputStream = null;
    BufferedInputStream bufferedInputStream = null;
    try {
        outputStream = response.getOutputStream();

        bufferedInputStream = new BufferedInputStream(ds.getInputStream());
        int readBytes = 0;

        while ((readBytes = bufferedInputStream.read()) != -1) {
            outputStream.write(readBytes);
        }

        if (log.isDebugEnabled()) {
            log.debug("finished sending bytes");
        }

    } catch (IOException ex) {
        log.error("Error serving a file: " + ex.getMessage(), ex);
    } finally {
        if (outputStream != null)
            try {
                outputStream.close();
            } catch (Exception ex) {
            }
        if (bufferedInputStream != null)
            try {
                bufferedInputStream.close();
            } catch (Exception ex) {
            }
    }
}

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From source file:co.edu.UNal.ArquitecturaDeSoftware.Bienestar.Vista.App.Usuario.Read.java

protected static void isInscritoTaller(HttpServletRequest request, HttpServletResponse response)
        throws IOException {
    boolean b = CtrlUsuario.isInscritoTaller(Integer.parseInt(request.getParameter("1")),
            Integer.parseInt(request.getParameter("2")));
    response.setContentType("application/json;charset=UTF-8");
    PrintWriter out = response.getWriter();
    JSONObject obj = new JSONObject();
    obj.put("is", b);
    out.print(obj);/*from  www .  j  ava 2 s.c o m*/
}

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From source file:net.sourceforge.fenixedu.presentationTier.servlets.filters.JerseyOAuth2Filter.java

private static boolean sendError(final HttpServletResponse response, String error, String errorDescription)
        throws IOException, ServletException {
    OAuthResponse errorResponse;/* w  ww.j  av a2  s.co  m*/
    try {
        errorResponse = new OAuthErrorResponseBuilder(401).setError(error).setErrorDescription(errorDescription)
                .buildJSONMessage();
        response.setContentType("application/json; charset=UTF-8");
        response.setStatus(errorResponse.getResponseStatus());
        PrintWriter pw = response.getWriter();
        pw.print(errorResponse.getBody());
        return false;
    } catch (OAuthSystemException e) {
        throw new ServletException(e);
    }
}

---

From source file:gov.nist.appvet.tool.synchtest.util.ReportUtil.java

/**
 * This method returns report information to the AppVet ToolAdapter as ASCII
 * text and cannot attach a file to the response.
 *///  w ww  .  j a v  a  2s .  c  om
public static boolean sendPDFInHttpResponse(HttpServletResponse response, String reportText,
        ToolStatus reportStatus) {
    try {
        File reportFile = new File(reportFilePath);
        String mimeType = new MimetypesFileTypeMap().getContentType(reportFile);
        log.debug("Sending mimetype: " + mimeType);
        response.setContentType(mimeType);
        response.setHeader("Content-Disposition", "attachment;filename=" + reportFile.getName());
        response.setStatus(HttpServletResponse.SC_OK); // HTTP 200
        response.setHeader("apprisk", reportStatus.name());

        FileInputStream inputStream = new FileInputStream(reportFile); //read the file

        try {
            int c;
            while ((c = inputStream.read()) != -1) {
                response.getWriter().write(c);
            }
        } finally {
            if (inputStream != null)
                inputStream.close();
            response.getWriter().close();
        }

        //         PrintWriter out = response.getWriter();
        //         out.println(reportText);
        //         out.flush();
        //         out.close();
        log.info("Returned report");
        return true;
    } catch (IOException e) {
        log.error("Report not sent: " + e.toString());
        return false;
    }
}

---

From source file:co.edu.UNal.ArquitecturaDeSoftware.Bienestar.Vista.App.Usuario.Read.java

protected static void isInscritoconvocatoria(HttpServletRequest request, HttpServletResponse response)
        throws IOException {
    boolean b = CtrlUsuario.isInscritoconvocatoria(Integer.parseInt(request.getParameter("1")),
            Integer.parseInt(request.getParameter("2")));
    response.setContentType("application/json;charset=UTF-8");
    PrintWriter out = response.getWriter();
    JSONObject obj = new JSONObject();
    obj.put("is", b);
    out.print(obj);//ww w  .j  ava2 s  .c  o  m
}

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From source file:org.openmrs.module.omodexport.util.OmodExportUtil.java

/**
 * Utility method for exporting a set of selected modules. The select modules will be exported
 * in zip file called "modules.zip"//w  ww  .j  a  v a  2 s.  c om
 * 
 * @param moduleId -Dash-separated list of the module Ids
 * @param response
 * @throws IOException
 */
public static void exportSelectedModules(String moduleId, HttpServletResponse response) throws IOException {
    // Split the id string into an array of id's
    String[] moduleIds = moduleId.split("-");
    List<File> files = new ArrayList<File>();
    for (String mId : moduleIds) {
        Module m = ModuleFactory.getModuleById(mId);
        files.add(m.getFile());
    }
    response.setContentType("application/zip");
    response.setHeader("Content-Disposition", "attachment; filename=\"modules.ZIP\"");

    ZipOutputStream out = new ZipOutputStream(response.getOutputStream());

    zipFiles(files, out);
}

---

From source file:org.openmrs.module.omodexport.util.OmodExportUtil.java

/**
 * Utility method for exporting a module with its dependencies
 * //from   w w  w . j a  va2 s .  c  om
 * @param module -The module to export. It will be exported with all its dependencies and
 *            compressed in a file called "modules.zip"
 * @param response
 * @throws IOException
 */
public static void exportModuleWithDependecies(Module module, HttpServletResponse response) throws IOException {
    List<File> files = new ArrayList<File>();
    List<String> dependecies = module.getRequiredModules();
    for (String name : dependecies) {
        Module m = ModuleFactory.getModuleByPackage(name);
        files.add(m.getFile());
    }
    files.add(module.getFile());

    response.setContentType("application/zip");
    response.setHeader("Content-Disposition", "attachment; filename=\"modules.ZIP\"");

    ZipOutputStream out = new ZipOutputStream(response.getOutputStream());

    zipFiles(files, out);
}

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From source file:ch.rasc.downloadchart.DownloadChartServlet.java

private static void handlePdf(HttpServletResponse response, byte[] imageData, Integer width, Integer height,
        String filename, PdfOptions options) throws IOException {

    response.setContentType("application/pdf");
    response.setHeader("Content-Disposition", "attachment; filename=\"" + filename + ".pdf\";");

    try (PDDocument document = new PDDocument()) {
        PDRectangle format = PDPage.PAGE_SIZE_A4;
        if (options != null) {
            if ("A3".equals(options.format)) {
                format = PDPage.PAGE_SIZE_A3;
            } else if ("A5".equals(options.format)) {
                format = PDPage.PAGE_SIZE_A5;
            } else if ("Letter".equals(options.format)) {
                format = PDPage.PAGE_SIZE_LETTER;
            } else if ("Legal".equals(options.format)) {
                format = new PDRectangle(215.9f * MM_TO_UNITS, 355.6f * MM_TO_UNITS);
            } else if ("Tabloid".equals(options.format)) {
                format = new PDRectangle(279 * MM_TO_UNITS, 432 * MM_TO_UNITS);
            } else if (options.width != null && options.height != null) {
                Float pdfWidth = convertToPixel(options.width);
                Float pdfHeight = convertToPixel(options.height);
                if (pdfWidth != null && pdfHeight != null) {
                    format = new PDRectangle(pdfWidth, pdfHeight);
                }/*from w  w w.j a va2s.  c o  m*/
            }
        }

        PDPage page = new PDPage(format);

        if (options != null && "landscape".equals(options.orientation)) {
            page.setRotation(90);
        }

        document.addPage(page);

        BufferedImage originalImage = ImageIO.read(new ByteArrayInputStream(imageData));

        try (PDPageContentStream contentStream = new PDPageContentStream(document, page)) {

            PDPixelMap ximage = new PDPixelMap(document, originalImage);

            Dimension newDimension = calculateDimension(originalImage, width, height);
            int imgWidth = ximage.getWidth();
            int imgHeight = ximage.getHeight();
            if (newDimension != null) {
                imgWidth = newDimension.width;
                imgHeight = newDimension.height;
            }

            Float border = options != null ? convertToPixel(options.border) : null;
            if (border == null) {
                border = 0.0f;
            }

            AffineTransform transform;

            if (page.getRotation() == null) {
                float scale = (page.getMediaBox().getWidth() - border * 2) / imgWidth;
                if (scale < 1.0) {
                    transform = new AffineTransform(imgWidth, 0, 0, imgHeight, border,
                            page.getMediaBox().getHeight() - border - imgHeight * scale);

                    transform.scale(scale, scale);
                } else {
                    transform = new AffineTransform(imgWidth, 0, 0, imgHeight, border,
                            page.getMediaBox().getHeight() - border - imgHeight);
                }

            } else {
                float scale = (page.getMediaBox().getHeight() - border * 2) / imgWidth;
                if (scale < 1.0) {
                    transform = new AffineTransform(imgHeight, 0, 0, imgWidth, imgHeight * scale + border,
                            border);

                    transform.scale(scale, scale);
                } else {
                    transform = new AffineTransform(imgHeight, 0, 0, imgWidth, imgHeight + border, border);
                }

                transform.rotate(1.0 * Math.PI / 2.0);
            }

            contentStream.drawXObject(ximage, transform);

        }

        try {
            document.save(response.getOutputStream());
        } catch (COSVisitorException e) {
            throw new IOException(e);
        }
    }
}

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From source file:ee.ria.xroad.common.request.DummyCentralServiceHandler.java

private static void sendErrorResponse(HttpServletResponse response, String faultCode, String faultString,
        String faultActor, String faultDetail) throws IOException {
    String soapMessageXml = SoapFault.createFaultXml(faultCode, faultString, faultActor, faultDetail);

    String encoding = StandardCharsets.UTF_8.name();
    byte[] messageBytes = soapMessageXml.getBytes(encoding);

    response.setStatus(HttpServletResponse.SC_OK);
    response.setContentType(MimeTypes.TEXT_XML);
    response.setContentLength(messageBytes.length);
    response.setHeader("SOAPAction", "");
    response.setCharacterEncoding(encoding);
    response.getOutputStream().write(messageBytes);
}

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