Example usage for org.apache.commons.fileupload FileItem getInputStream

List of usage examples for org.apache.commons.fileupload FileItem getInputStream

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Introduction

In this page you can find the example usage for org.apache.commons.fileupload FileItem getInputStream.

Prototype

InputStream getInputStream() throws IOException;

Source Link

Document

Returns an java.io.InputStream InputStream that can be used to retrieve the contents of the file.

Usage

From source file:org.jbpm.console.ng.documents.backend.server.DocumentViewServlet.java

private void uploadFile(final FileItem uploadItem, String folder) throws IOException {
    InputStream fileData = uploadItem.getInputStream();
    // GAV gav = uploadItem.getGav();

    try {//from  w  ww.j  a  v a2s.  co  m
        // if ( gav == null ) {
        if (!fileData.markSupported()) {
            fileData = new BufferedInputStream(fileData);
        }

        // is available() safe?
        fileData.mark(fileData.available());

        byte[] bytes = IOUtils.toByteArray(fileData);
        DocumentSummary documenSummary = new DocumentSummary(uploadItem.getName(), "", folder);
        documenSummary.setContent(bytes);
        this.documentService.createDocument(documenSummary);
    } catch (Exception e) {

    }
}

From source file:org.jbpm.formbuilder.server.RESTFileService.java

protected byte[] readItem(FileItem item) throws IOException {
    return IOUtils.toByteArray(item.getInputStream());
}

From source file:org.jbpm.web.ProcessUploadServlet.java

private String handleRequest(HttpServletRequest request) {
    //check if request is multipart content
    log.debug("Handling upload request");
    if (!FileUpload.isMultipartContent(request)) {
        log.debug("Not a multipart request");
        return "Not a multipart request";
    }// www.java 2 s  . c  o  m

    try {
        DiskFileUpload fileUpload = new DiskFileUpload();
        List list = fileUpload.parseRequest(request);
        log.debug("Upload from GPD");
        Iterator iterator = list.iterator();
        if (!iterator.hasNext()) {
            log.debug("No process file in the request");
            return "No process file in the request";
        }
        FileItem fileItem = (FileItem) iterator.next();
        if (fileItem.getContentType().indexOf("application/x-zip-compressed") == -1) {
            log.debug("Not a process archive");
            return "Not a process archive";
        }
        try {
            log.debug("Deploying process archive " + fileItem.getName());
            ZipInputStream zipInputStream = new ZipInputStream(fileItem.getInputStream());
            JbpmContext jbpmContext = JbpmContext.getCurrentJbpmContext();
            log.debug("Preparing to parse process archive");
            ProcessDefinition processDefinition = ProcessDefinition.parseParZipInputStream(zipInputStream);
            log.debug("Created a processdefinition : " + processDefinition.getName());
            jbpmContext.deployProcessDefinition(processDefinition);
            zipInputStream.close();
            return "Deployed archive " + processDefinition.getName() + " successfully";
        } catch (IOException e) {
            log.debug("Failed to read process archive", e);
            return "IOException";
        }
    } catch (FileUploadException e) {
        log.debug("Failed to parse HTTP request", e);
        return "FileUploadException";
    }
}

From source file:org.jcommon.com.facebook.servlet.Uploader.java

protected void doPost(HttpServletRequest request, HttpServletResponse response)
        throws ServletException, IOException {
    request.setCharacterEncoding("utf-8");

    String errormsg = null;//from  w  w  w. j av  a  2s .c  om
    List<FileItem> list = new ArrayList<FileItem>();
    if (ServletFileUpload.isMultipartContent(request)) {
        FileItem item = null;
        try {
            ServletFileUpload upload = new ServletFileUpload(new DiskFileItemFactory());
            @SuppressWarnings("unchecked")
            List<FileItem> items = upload.parseRequest(request);
            Iterator<FileItem> it = items.iterator();
            while (it.hasNext()) {
                item = it.next();
                if (!item.isFormField()) {
                    list.add(item);
                }
            }
        } catch (Throwable e) {
            logger.error("", e);
            errormsg = "transfer exception";
        }
    } else {
        errormsg = "not found multipart content";
        return;
    }
    if (errormsg != null) {
        error(response, errormsg);
        return;
    }
    for (FileItem item : list) {
        try {
            String file_name = item.getName();
            String file_id = org.jcommon.com.util.BufferUtils.generateRandom(20);
            String file_type = file_name.indexOf(".") != -1 ? file_name.substring(file_name.lastIndexOf("."))
                    : "";

            FileOutputStream out_file = null;
            java.io.File file = new java.io.File(upload_path);
            if (!file.exists())
                if (!file.mkdirs()) {
                    throw new Exception("file mkdir fail! -->" + file.getName());
                }
            String save_name = file_id + file_type;
            file = new java.io.File(upload_path, save_name);
            if (!file.exists())
                if (!file.createNewFile()) {
                    throw new Exception("file createNewFile fail! -->" + file.getName());
                }

            out_file = new FileOutputStream(file);
            InputStream is = item.getInputStream();
            logger.info("uploading...........");
            byte[] b = new byte[1024];
            int nRead;
            while ((nRead = is.read(b, 0, 1024)) > 0) {
                out_file.write(b, 0, nRead);
            }
            try {
                out_file.close();
                out_file.flush();
            } catch (IOException e1) {
                // TODO Auto-generated catch block
                file.delete();
                throw e1;
            }
            try {
                is.close();
            } catch (IOException e) {
                // TODO Auto-generated catch block
                throw e;
            }
            logger.info("done...............");
            String msg = "{\"id\":\"" + file_id + "\"}";
            logger.info(msg);
            response.getWriter().println(msg);
        } catch (Throwable e) {
            logger.error("", e);
            errormsg = "transfer exception";
        }
    }
    if (errormsg != null) {
        error(response, errormsg);
        return;
    }
}

From source file:org.jcommon.com.wechat.servlet.MediaServlet.java

protected void doPost(HttpServletRequest request, HttpServletResponse response)
        throws ServletException, IOException {
    request.setCharacterEncoding("utf-8");

    String errormsg = null;//from  w  w  w . j av  a  2 s  . com
    List<FileItem> list = new ArrayList<FileItem>();
    List<UrlObject> urls = new ArrayList<UrlObject>();
    if (ServletFileUpload.isMultipartContent(request)) {
        FileItem item = null;
        try {
            ServletFileUpload upload = new ServletFileUpload(new DiskFileItemFactory());
            @SuppressWarnings("unchecked")
            List<FileItem> items = upload.parseRequest(request);
            Iterator<FileItem> it = items.iterator();
            while (it.hasNext()) {
                item = it.next();
                if (!item.isFormField()) {
                    list.add(item);
                }
            }
        } catch (Throwable e) {
            logger.error("", e);
            errormsg = "transfer exception";
        }
    } else {
        errormsg = "not found multipart content";
    }
    if (errormsg != null) {
        error(response, errormsg);
        return;
    }
    for (FileItem item : list) {
        try {
            String file_name = item.getName();
            String file_id = org.jcommon.com.util.BufferUtils.generateRandom(20);
            String content_type = item.getContentType();

            Media media = new Media();
            media.setContent_type(content_type);
            media.setMedia_id(file_id);
            media.setMedia_name(file_name);

            FileOutputStream out_file = null;
            java.io.File file = MediaManager.getMedia_factory().createEmptyFile(media);
            media.setMedia(file);
            out_file = new FileOutputStream(file);
            InputStream is = item.getInputStream();
            logger.info("uploading...........");
            byte[] b = new byte[1024];
            int nRead;
            while ((nRead = is.read(b, 0, 1024)) > 0) {
                out_file.write(b, 0, nRead);
            }
            try {
                out_file.close();
                out_file.flush();
            } catch (IOException e1) {
                // TODO Auto-generated catch block
                file.delete();
                throw e1;
            }
            try {
                is.close();
            } catch (IOException e) {
                // TODO Auto-generated catch block
                throw e;
            }
            String url = MediaManager.getMedia_factory().createUrl(media).getUrl();
            logger.info(url);
            urls.add(new UrlObject(url));

        } catch (Throwable e) {
            logger.error("", e);
            errormsg = "transfer exception";
        }
    }
    if (errormsg != null) {
        error(response, errormsg);
        return;
    } else {
        String msg = "";
        if (urls.size() > 0) {
            if (urls.size() == 1)
                msg = urls.get(0).toJson();
            else
                msg = org.jcommon.com.util.JsonObject.list2Json(urls);
        }
        logger.info(msg);
        response.getWriter().println(msg);
    }
}

From source file:org.jcrportlet.jcr.JCRBrowser.java

public Node uploadItem(String folderName, FileItem file) {
    Node folderNode, fileNode;/*from   ww w  .  j a v a 2  s. co  m*/
    folderNode = this.createNode(folderName);
    try {
        try {
            fileNode = folderNode.getNode(file.getName());
            if (fileNode != null)
                return fileNode;
        } catch (PathNotFoundException e) {
            //            String mimeType = new MimetypesFileTypeMap().getContentType(file);
            String mimeType = file.getContentType();
            fileNode = folderNode.addNode(file.getName(), NT_FILE);
            Node resNode = fileNode.addNode(JCR_CONTENT, NT_RESOURCE);
            resNode.setProperty(JCR_MIMETYPE, mimeType);
            resNode.setProperty(JCR_ENCODING, "");
            try {
                resNode.setProperty(JCR_DATA, file.getInputStream());
            } catch (IOException e1) {
                // TODO Auto-generated catch block
                e1.printStackTrace();
            }
            Calendar lastModified = Calendar.getInstance();
            //            lastModified.setTimeInMillis(file.lastModified());
            resNode.setProperty(JCR_LAST_MODIFIED, lastModified);
            fileNode.getSession().save();
            resNode.getSession().save();
            return fileNode;
        }
    } catch (RepositoryException e) {
        e.printStackTrace();
    }

    return null;
}

From source file:org.jdesktop.wonderland.artupload.ArtUploadServlet.java

/**
 * Write files to the art directory/*www  .j a v a  2s. co  m*/
 * @param items the list of items containing the files to write
 * @throws ServletException if there is an error writing the files
 */
protected void writeFiles(List<FileItem> items) throws IOException, ServletException {
    // get the value of the "name" field
    FileItem nameItem = findItem(items, "name");
    String name = nameItem.getString();

    // write the model file
    FileItem modelItem = findItem(items, "model");
    File modelsDir = new File(Util.getArtDir(getServletContext()), "models");
    File modelFile = new File(modelsDir, name + ".j3s.gz");

    try {
        modelItem.write(modelFile);
    } catch (Exception ex) {
        throw new ServletException(ex);
    }

    // unzip the textures
    FileItem texturesItem = findItem(items, "textures");
    ZipInputStream zin = new ZipInputStream(texturesItem.getInputStream());

    ZipEntry entry;
    File curDir = new File(Util.getArtDir(getServletContext()), "textures");
    while ((entry = zin.getNextEntry()) != null) {
        if (entry.isDirectory()) {
            File dir = new File(curDir, entry.getName());
            dir.mkdirs();
        } else {
            // write the unzipped texture data
            File texture = new File(curDir, entry.getName());
            FileOutputStream out = new FileOutputStream(texture);

            byte[] buffer;
            if (entry.getSize() > -1) {
                buffer = new byte[(int) entry.getSize()];
            } else {
                buffer = new byte[64 * 1024];
            }

            int read = 0;
            while ((read = zin.read(buffer, 0, buffer.length)) > -1) {
                out.write(buffer, 0, read);
            }
            out.close();
        }
    }
}

From source file:org.jdesktop.wonderland.artupload.UploadServlet.java

/**
 * Write files to the specified directory
 * @param items the list of items containing the files to write
 * @throws IOException if there is an error writing the files
 * @throws ServletException if there is an error writing the files
 *//*from  w w w .j  av a  2s  . com*/
private void writeFiles(List<FileItem> items) throws IOException, ServletException {
    // get the value of the "name" field
    FileItem nameItem = findItem(items, "name");
    String name = nameItem.getString();

    // write the model file
    FileItem modelItem = findItem(items, "model");
    File modelsDir = new File(Util.getArtDir(getServletContext()), "models");
    File modelFile = new File(modelsDir, name + ".j3s.gz");

    try {
        modelItem.write(modelFile);
    } catch (Exception ex) {
        throw new ServletException(ex);
    }

    // unzip the textures
    FileItem texturesItem = findItem(items, "textures");
    ZipInputStream zin = new ZipInputStream(texturesItem.getInputStream());

    ZipEntry entry;
    File curDir = new File(Util.getArtDir(getServletContext()), "textures");
    while ((entry = zin.getNextEntry()) != null) {
        if (entry.isDirectory()) {
            File dir = new File(curDir, entry.getName());
            dir.mkdirs();
        } else {
            // write the unzipped texture data
            File texture = new File(curDir, entry.getName());
            FileOutputStream out = new FileOutputStream(texture);

            byte[] buffer;
            if (entry.getSize() > -1) {
                buffer = new byte[(int) entry.getSize()];
            } else {
                buffer = new byte[64 * 1024];
            }

            int read = 0;
            while ((read = zin.read(buffer, 0, buffer.length)) > -1) {
                out.write(buffer, 0, read);
            }
            out.close();
        }
    }
}

From source file:org.jspresso.framework.server.remote.RemotePeerRegistryServlet.java

/**
 * {@inheritDoc}//from w  w  w  .  j  a  v  a2s  .c  o  m
 */
@SuppressWarnings("unchecked")
@Override
public void doPost(HttpServletRequest request, HttpServletResponse response) throws IOException {

    String id = request.getParameter(ID_PARAMETER);

    if (id == null) {
        response.sendError(HttpServletResponse.SC_BAD_REQUEST, "No state id specified.");
        return;
    }

    IRemotePeerRegistry peerRegistry = (IRemotePeerRegistry) request.getSession().getAttribute(PEER_REGISTRY);
    try {
        HttpRequestHolder.setServletRequest(request);
        byte[] content;
        if ("application/x-www-form-urlencoded".equals(request.getContentType())) {
            String data = request.getParameter("data");
            content = Base64.decodeBase64(data);
        } else {
            ByteArrayOutputStream baos = new ByteArrayOutputStream();
            OutputStream out = new BufferedOutputStream(baos);
            FileItemFactory factory = new DiskFileItemFactory();
            ServletFileUpload upload = new ServletFileUpload(factory);
            List<FileItem> items = upload.parseRequest(request);
            if (items.size() > 0) {
                FileItem item = items.get(0);
                IoHelper.copyStream(item.getInputStream(), out);
            }
            out.flush();
            out.close();
            content = baos.toByteArray();
        }

        if (content != null && content.length == 0) {
            content = null;
        }

        IRemoteStateOwner stateOwner = (IRemoteStateOwner) peerRegistry.getRegistered(id);
        stateOwner.setValueFromState(content);

    } catch (Exception ex) {
        if (peerRegistry instanceof IExceptionHandler) {
            ((IExceptionHandler) peerRegistry).handleException(ex, Collections.<String, Object>emptyMap());
        } else {
            LOG.error("An unexpected error occurred while uploading the content.", ex);
        }
    } finally {
        HttpRequestHolder.setServletRequest(null);
    }
}

From source file:org.komodo.web.backend.server.servlets.DataVirtUploadServlet.java

/**
 * @see javax.servlet.http.HttpServlet#doPost(javax.servlet.http.HttpServletRequest, javax.servlet.http.HttpServletResponse)
 *//*from   ww  w  .  j  a va 2s.  co  m*/
@Override
protected void doPost(HttpServletRequest req, HttpServletResponse response)
        throws ServletException, IOException {
    // Extract the relevant content from the POST'd form
    if (ServletFileUpload.isMultipartContent(req)) {
        Map<String, String> responseMap;
        FileItemFactory factory = new DiskFileItemFactory();
        ServletFileUpload upload = new ServletFileUpload(factory);

        // Parse the request
        String deploymentName = null;
        String fileName = null;
        InputStream fileContent = null;
        try {
            List<FileItem> items = upload.parseRequest(req);
            boolean isDriver = false;
            for (FileItem item : items) {
                // Deployment name for drivers
                if (item.isFormField()) {
                    if (item.getFieldName().equals("driverDeploymentName")) {
                        deploymentName = item.getString();
                        isDriver = true;
                    }
                    // File Content
                } else {
                    fileName = item.getName();
                    if (fileName != null)
                        fileName = FilenameUtils.getName(fileName);
                    fileContent = item.getInputStream();
                }
            }

            // Now that the content has been extracted, upload
            if (isDriver) {
                responseMap = uploadDriver(deploymentName, fileContent);
            } else {
                responseMap = uploadVdb(fileName, fileContent);
            }
        } catch (Throwable e) {
            responseMap = new HashMap<String, String>();
            responseMap.put("exception", "true"); //$NON-NLS-1$ //$NON-NLS-2$
            responseMap.put("exception-message", e.getMessage()); //$NON-NLS-1$
            //            responseMap.put("exception-stack", ExceptionUtils.getRootStackTrace(e)); //$NON-NLS-1$
        } finally {
            IOUtils.closeQuietly(fileContent);
        }
        writeToResponse(responseMap, response);
    } else {
        response.sendError(HttpServletResponse.SC_UNSUPPORTED_MEDIA_TYPE, "Content type not supported"); //$NON-NLS-1$
    }
}