Example usage for javax.servlet ServletOutputStream write

Introduction

In this page you can find the example usage for javax.servlet ServletOutputStream write.

Prototype

public abstract void write(int b) throws IOException;

Source Link

Document

Writes the specified byte to this output stream.

Usage

From source file:com.hzc.framework.ssh.controller.WebUtil.java

/**
 * /*  w ww. j  a  v a2 s .co m*/
 *
 * @param attachFile 
 * @param fileName   ????
 * @throws IOException
 */
public static void write(byte[] attachFile, String fileName) throws RuntimeException {
    try {
        HttpServletResponse resp = ActionContext.getResp();
        resp.addHeader("Content-Disposition", "attachment; filename=" + fileName);
        ServletOutputStream outputStream = resp.getOutputStream();
        outputStream.write(attachFile);
        outputStream.flush();
        //            outputStream.close();
    } catch (Exception e) {
        throw new RuntimeException(e);
    }
}

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From source file:com.hzc.framework.ssh.controller.WebUtil.java

/**
 * ?response??????com???/*from  www .  j a va2 s. c  om*/
 *
 * @param contentType
 * @param attachFile
 * @throws IOException
 */
public static void write(String contentType, byte[] attachFile) throws RuntimeException {
    try {
        HttpServletResponse resp = ActionContext.getResp();
        resp.setContentType(contentType);
        ServletOutputStream outputStream = resp.getOutputStream();
        outputStream.write(attachFile);
        outputStream.flush();
        //            outputStream.close();
    } catch (Exception e) {
        throw new RuntimeException(e);
    }
}

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From source file:com.seer.datacruncher.spring.ConnectionsFileDownloadController.java

public ModelAndView checkValidity(HttpServletRequest request, HttpServletResponse response)
        throws ServletException, IOException {
    Long connId = Long.parseLong(request.getParameter("connId"));
    ConnectionsEntity connectionEntity = connectionsDao.find(connId);

    keptXSD = getFileContent(connId, connectionEntity);
    Validate result = new Validate();
    if (keptXSD == null || keptXSD.trim().length() == 0) {
        result.setSuccess(false);//w ww.  j  a  va2s .  c o m
    } else {
        result.setSuccess(true);
    }
    ServletOutputStream out = null;
    response.setContentType("application/json");
    out = response.getOutputStream();
    out.write(new ObjectMapper().writeValueAsBytes(result));
    out.flush();
    out.close();

    return null;
}

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From source file:org.exoplatform.frameworks.jcr.command.web.DisplayResourceCommand.java

public boolean execute(Context context) throws Exception {
    GenericWebAppContext webCtx = (GenericWebAppContext) context;
    HttpServletResponse response = webCtx.getResponse();
    HttpServletRequest request = webCtx.getRequest();

    // standalone request?
    String servletPath = request.getPathInfo();
    boolean doClose = true;
    // or included?
    if (servletPath == null) {
        servletPath = (String) request.getAttribute("javax.servlet.include.path_info");
        if (servletPath != null)
            doClose = false;/*from w  w w .  j  ava  2  s  .  c  om*/
    }

    Node file = (Node) webCtx.getSession().getItem((String) context.get(pathKey));
    file.refresh(false);

    Node content = null;

    try {
        content = JCRCommandHelper.getNtResourceRecursively(file);
    } catch (ItemNotFoundException e) {
        // Patch for ver 1.0 back compatibility
        // as exo:image was not primary item
        if (file.isNodeType("exo:article")) {
            try {
                content = file.getNode("exo:image");
            } catch (PathNotFoundException e1) {
                throw e; // new ItemNotFoundException("No nt:resource node found at
                // "+file.getPath()+" nor primary items of nt:resource type
                // ");
            }
        } else {
            throw e; // new ItemNotFoundException("No nt:resource node found at
            // "+file.getPath()+" nor primary items of nt:resource type
            // ");
        }

    }

    // if(file.isNodeType("nt:file")) {
    // content = file.getNode("jcr:content");
    // } else if(file.isNodeType("exo:article")) {
    // content = file.getNode("exo:image");
    // } else
    // throw new Exception("Invalid node type, expected nt:file or exo:article,
    // have "+file.getPrimaryNodeType().getName()+" at "+file.getPath());

    Property data;
    try {
        data = content.getProperty("jcr:data");
    } catch (PathNotFoundException e) {
        throw new PathNotFoundException("No jcr:data node found at " + content.getPath());
    }

    String mime = content.getProperty("jcr:mimeType").getString();
    String encoding = content.hasProperty("jcr:encoding") ? content.getProperty("jcr:encoding").getString()
            : DEFAULT_ENCODING;

    MimeTypeResolver resolver = new MimeTypeResolver();
    String fileName = file.getName();
    String fileExt = "";
    if (fileName.lastIndexOf(".") > -1) {
        fileExt = fileName.substring(fileName.lastIndexOf(".") + 1);
        fileName = fileName.substring(0, fileName.lastIndexOf("."));
    }
    String mimeExt = resolver.getExtension(mime);
    if (fileExt == null || fileExt.length() == 0) {
        fileExt = mimeExt;
    }
    response.setContentType(mime + "; charset=" + encoding);
    String parameter = (String) context.get("cache-control-max-age");
    String cacheControl = parameter == null ? "" : "public, max-age=" + parameter;
    response.setHeader("Cache-Control: ", cacheControl);
    response.setHeader("Pragma: ", ""); // leave blank to avoid IE errors
    response.setHeader("Content-disposition", "attachment; filename=\"" + fileName + "." + fileExt + "\"");

    if (mime.startsWith("text")) {
        PrintWriter out = response.getWriter();
        out.write(data.getString());
        out.flush();
        if (doClose)
            out.close();
    } else {
        InputStream is = data.getStream();
        byte[] buf = new byte[is.available()];
        is.read(buf);
        ServletOutputStream os = response.getOutputStream();
        os.write(buf);
        os.flush();
        if (doClose)
            os.close();
    }

    return true;
}

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From source file:org.obm.push.impl.ResponderImpl.java

private void writeData(byte[] data, String type) throws IOException {
    resp.setContentType(type);// w ww  .ja v  a 2s  .c o  m
    resp.setContentLength(data.length);
    ServletOutputStream out = resp.getOutputStream();
    out.write(data);
    out.flush();
    out.close();
}

---

From source file:com.hzc.framework.ssh.controller.WebUtil.java

/**
 * ?response?/*  w ww  .  j  a  v a 2  s.  c o m*/
 * ???10mdownloadCall
 *
 * @param attachFile
 * @throws IOException
 */
public static void download(byte[] attachFile, String fileName) throws RuntimeException {
    try {
        HttpServletResponse resp = ActionContext.getResp();
        resp.addHeader("Content-Disposition",
                "attachment;filename=" + new String(fileName.getBytes("utf-8"), "ISO-8859-1"));
        resp.addHeader("Content-Length", "" + attachFile.length);
        //            resp.setContentType("application/octet-stream");
        ServletOutputStream outputStream = resp.getOutputStream();
        outputStream.write(attachFile);
        outputStream.flush();
        //            outputStream.close();
    } catch (Exception e) {
        throw new RuntimeException(e);
    }
}

---

From source file:com.hzc.framework.ssh.controller.WebUtil.java

/**
 * ?response//from  ww w  .j av  a 2  s . c o  m
 * ???10mdownloadCall
 *
 * @param file
 * @throws IOException
 */
public static void download(File file, String fileName) throws RuntimeException {
    try {
        HttpServletResponse resp = ActionContext.getResp();
        resp.addHeader("Content-Disposition",
                "attachment;filename=" + new String(fileName.getBytes("utf-8"), "ISO-8859-1"));
        //            resp.addHeader("Content-Length", "" + attachFile.length);
        //            resp.setContentType("application/octet-stream");
        ServletOutputStream outputStream = resp.getOutputStream();
        outputStream.write(IOUtils.toByteArray(new FileInputStream(file)));
        outputStream.flush();
        //            outputStream.close();
    } catch (Exception e) {
        throw new RuntimeException(e);
    }
}

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From source file:net.sourceforge.fenixedu.presentationTier.Action.externalServices.epfl.ExportPhdIndividualProgramProcessInformation.java

private void writeResponse(HttpServletResponse response, final byte[] presentationPage,
        final String contentType) throws IOException {
    final ServletOutputStream outputStream = response.getOutputStream();
    response.setContentType(contentType);
    outputStream.write(presentationPage);
    outputStream.close();/*  w  w w.j a va 2 s.  c o  m*/
}

---

From source file:org.appverse.web.framework.backend.api.controllers.FileRetrievalController.java

private void processCall(HttpServletResponse response, Map<String, String> parameters) throws Exception {
    Object presentationService = applicationContext.getBean(serviceName.get());
    if (!(presentationService instanceof IFileRetrievalPresentationService)) {
        throw new IllegalArgumentException(
                "Requested Spring Bean is not a File Retrieval Presentation Service: (" + presentationService
                        + ")");
    }//from   w  ww  .  j  av a  2  s . co m

    FileVO fileVO = ((IFileRetrievalPresentationService) presentationService).retrievalFile(parameters);
    final ServletOutputStream output = response.getOutputStream();
    response.setContentType(fileVO.getMimeType());
    response.setHeader("Content-disposition", "attachment; filename=\"" + fileVO.getFilename() + "\"");
    output.write(fileVO.getBytes());
    output.close();

}

---

From source file:org.obm.push.impl.ResponderImpl.java

@Override
public void sendResponseFile(String contentType, InputStream file) {
    Preconditions.checkNotNull(contentType);
    Preconditions.checkNotNull(file);//from w  w  w. java2s.c om

    logger.debug("response: send file");
    try {
        byte[] b = FileUtils.streamBytes(file, false);
        resp.setContentType(contentType);
        resp.setContentLength(b.length);
        ServletOutputStream out = resp.getOutputStream();
        out.write(b);
        out.flush();
        out.close();
        resp.setStatus(HttpServletResponse.SC_OK);
    } catch (IOException e) {
        logger.error(e.getMessage(), e);
    }
}

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