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

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

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Introduction

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

Prototype

String getFieldName();

Source Link

Document

Returns the name of the field in the multipart form corresponding to this file item.

Usage

From source file:com.xpn.xwiki.web.Utils.java

/**
 * Get the name of an uploaded file, corresponding to the specified form field.
 * /*w  w  w.j ava 2 s  .  c  o m*/
 * @param filelist the list of uploaded files, computed by the FileUpload plugin
 * @param name the name of the form field
 * @return the original name of the file, if the specified field name does correspond to an uploaded file, or
 *         {@code null} otherwise
 */
public static String getFileName(List<FileItem> filelist, String name) {
    for (FileItem item : filelist) {
        if (name.equals(item.getFieldName())) {
            return item.getName();
        }
    }

    return null;
}

From source file:com.xpn.xwiki.web.Utils.java

/**
 * Get the content of an uploaded file, corresponding to the specified form field.
 * /*ww  w  .j a  va  2  s.co  m*/
 * @param filelist the list of uploaded files, computed by the FileUpload plugin
 * @param name the name of the form field
 * @return the content of the file, if the specified field name does correspond to an uploaded file, or {@code null}
 *         otherwise
 * @throws XWikiException if the file cannot be read due to an underlying I/O exception
 */
public static byte[] getContent(List<FileItem> filelist, String name) throws XWikiException {
    for (FileItem item : filelist) {
        if (name.equals(item.getFieldName())) {
            byte[] data = new byte[(int) item.getSize()];
            InputStream fileis = null;
            try {
                fileis = item.getInputStream();
                fileis.read(data);
            } catch (IOException e) {
                throw new XWikiException(XWikiException.MODULE_XWIKI_APP,
                        XWikiException.ERROR_XWIKI_APP_UPLOAD_FILE_EXCEPTION,
                        "Exception while reading uploaded parsed file", e);
            } finally {
                IOUtils.closeQuietly(fileis);
            }

            return data;
        }
    }

    return null;
}

From source file:com.zlfun.framework.excel.ExcelUtils.java

public static <T> List<T> httpInput(HttpServletRequest request, Class<T> clazz) {
    List<T> result = new ArrayList<T>();
    //??  /*ww w.  ja  v a 2s  . c o m*/
    DiskFileItemFactory factory = new DiskFileItemFactory();
    //??  
    String path = request.getSession().getServletContext().getRealPath("/");
    factory.setRepository(new File(path));
    // ??   
    factory.setSizeThreshold(1024 * 1024);
    ServletFileUpload upload = new ServletFileUpload(factory);

    try {
        //?  
        List<FileItem> list = (List<FileItem>) upload.parseRequest(request);

        for (FileItem item : list) {
            //????  
            String name = item.getFieldName();

            //? ??  ?  
            if (item.isFormField()) {
                //? ??????   
                String value = item.getString();

                request.setAttribute(name, value);
            } //? ??    
            else {
                /**
                 * ?? ??
                 */
                //???  
                String value = item.getName();
                //????  

                fill(clazz, result, value, item.getInputStream());

                //??
            }
        }

    } catch (FileUploadException ex) {
        // TODO Auto-generated catch block      excel=null;
        Logger.getLogger(ExcelUtils.class.getName()).log(Level.SEVERE, null, ex);
    } catch (IOException ex) {

        Logger.getLogger(ExcelUtils.class.getName()).log(Level.SEVERE, null, ex);
    }
    return result;
}

From source file:com.xpn.xwiki.web.Utils.java

/**
 * Process a multi-part request, extracting all the uploaded files.
 * //w  ww . ja  v  a 2  s  . c  om
 * @param request the current request to process
 * @param context the current context
 * @return the instance of the {@link FileUploadPlugin} used to parse the uploaded files
 */
public static FileUploadPlugin handleMultipart(HttpServletRequest request, XWikiContext context) {
    FileUploadPlugin fileupload = null;
    try {
        if (request instanceof MultipartRequestWrapper) {
            fileupload = new FileUploadPlugin("fileupload", "fileupload", context);
            fileupload.loadFileList(context);
            context.put("fileuploadplugin", fileupload);
            MultipartRequestWrapper mpreq = (MultipartRequestWrapper) request;
            List<FileItem> fileItems = fileupload.getFileItems(context);
            for (FileItem item : fileItems) {
                if (item.isFormField()) {
                    String sName = item.getFieldName();
                    String sValue = item.getString(context.getWiki().getEncoding());
                    mpreq.setParameter(sName, sValue);
                }
            }
        }
    } catch (Exception e) {
        if ((e instanceof XWikiException)
                && (((XWikiException) e).getCode() == XWikiException.ERROR_XWIKI_APP_FILE_EXCEPTION_MAXSIZE)) {
            context.put("exception", e);
        } else {
            e.printStackTrace();
        }
    }
    return fileupload;
}

From source file:com.dien.upload.server.UploadServlet.java

/**
 * Utility method to get a fileItem from a vector using the attribute name.
 * //w  w w . j  a  va 2 s . c  o m
 * @param sessionFiles
 * @param attrName
 * @return fileItem found or null
 */
public static FileItem findItemByFieldName(List<FileItem> sessionFiles, String attrName) {
    if (sessionFiles != null) {
        for (FileItem fileItem : sessionFiles) {
            if (fileItem.getFieldName().equalsIgnoreCase(attrName)) {
                return fileItem;
            }
        }
    }
    return null;
}

From source file:fr.paris.lutece.util.http.MultipartUtil.java

/**
 * Convert a HTTP request to a {@link MultipartHttpServletRequest}
 * @param nSizeThreshold the size threshold
 * @param nRequestSizeMax the request size max
 * @param bActivateNormalizeFileName true if the file name must be normalized, false otherwise
 * @param request the HTTP request/*from w  ww  . ja  v a 2  s .c o  m*/
 * @return a {@link MultipartHttpServletRequest}, null if the request does not have a multipart content
 * @throws SizeLimitExceededException exception if the file size is too big
 * @throws FileUploadException exception if an unknown error has occurred
 */
public static MultipartHttpServletRequest convert(int nSizeThreshold, long nRequestSizeMax,
        boolean bActivateNormalizeFileName, HttpServletRequest request)
        throws SizeLimitExceededException, FileUploadException {
    if (isMultipart(request)) {
        // Create a factory for disk-based file items
        DiskFileItemFactory factory = new DiskFileItemFactory();

        // Set factory constraints
        factory.setSizeThreshold(nSizeThreshold);

        // Create a new file upload handler
        ServletFileUpload upload = new ServletFileUpload(factory);

        // Set overall request size constraint
        upload.setSizeMax(nRequestSizeMax);

        // get encoding to be used
        String strEncoding = request.getCharacterEncoding();

        if (strEncoding == null) {
            strEncoding = EncodingService.getEncoding();
        }

        Map<String, FileItem> mapFiles = new HashMap<String, FileItem>();
        Map<String, String[]> mapParameters = new HashMap<String, String[]>();

        List<FileItem> listItems = upload.parseRequest(request);

        // Process the uploaded items
        for (FileItem item : listItems) {
            if (item.isFormField()) {
                String strValue = StringUtils.EMPTY;

                try {
                    if (item.getSize() > 0) {
                        strValue = item.getString(strEncoding);
                    }
                } catch (UnsupportedEncodingException ex) {
                    if (item.getSize() > 0) {
                        // if encoding problem, try with system encoding
                        strValue = item.getString();
                    }
                }

                // check if item of same name already in map
                String[] curParam = mapParameters.get(item.getFieldName());

                if (curParam == null) {
                    // simple form field
                    mapParameters.put(item.getFieldName(), new String[] { strValue });
                } else {
                    // array of simple form fields
                    String[] newArray = new String[curParam.length + 1];
                    System.arraycopy(curParam, 0, newArray, 0, curParam.length);
                    newArray[curParam.length] = strValue;
                    mapParameters.put(item.getFieldName(), newArray);
                }
            } else {
                // multipart file field, if the parameter filter ActivateNormalizeFileName is set to true
                //all file name will be normalize
                mapFiles.put(item.getFieldName(),
                        bActivateNormalizeFileName ? new NormalizeFileItem(item) : item);
            }
        }

        return new MultipartHttpServletRequest(request, mapFiles, mapParameters);
    }

    return null;
}

From source file:com.acciente.commons.htmlform.Parser.java

private static Map parsePOSTMultiPart(HttpServletRequest oRequest, int iStoreFileOnDiskThresholdInBytes,
        File oUploadedFileStorageDir) throws FileUploadException, IOException, ParserException {
    Map oMultipartParams = new HashMap();

    // we have multi-part content, we process it with apache-commons-fileupload

    ServletFileUpload oMultipartParser = new ServletFileUpload(
            new DiskFileItemFactory(iStoreFileOnDiskThresholdInBytes, oUploadedFileStorageDir));

    List oFileItemList = oMultipartParser.parseRequest(oRequest);

    for (Iterator oIter = oFileItemList.iterator(); oIter.hasNext();) {
        FileItem oFileItem = (FileItem) oIter.next();

        // we support the variable name to use the full syntax allowed in non-multipart forms
        // so we use parseParameterSpec() to support array and map variable syntaxes in multi-part mode
        Reader oParamNameReader = null;
        ParameterSpec oParameterSpec = null;

        try {// w w w.ja  va 2  s. c o m
            oParamNameReader = new StringReader(oFileItem.getFieldName());

            oParameterSpec = Parser.parseParameterSpec(oParamNameReader,
                    oFileItem.isFormField() ? Symbols.TOKEN_VARTYPE_STRING : Symbols.TOKEN_VARTYPE_FILE);
        } finally {
            if (oParamNameReader != null) {
                oParamNameReader.close();
            }
        }

        if (oFileItem.isFormField()) {
            Parser.addParameter2Form(oMultipartParams, oParameterSpec, oFileItem.getString(), false);
        } else {
            Parser.addParameter2Form(oMultipartParams, oParameterSpec, oFileItem);
        }
    }

    return oMultipartParams;
}

From source file:com.globalsight.everest.webapp.pagehandler.administration.vendors.VendorHelper.java

/**
 * Save the request parameters from the CV/Resume page
 *//*from   w ww .jav  a 2 s.c  o m*/
public static void saveCV(Vendor vendor, HttpServletRequest request) throws EnvoyServletException {
    // Create a new file upload handler
    DiskFileUpload upload = new DiskFileUpload();

    String radioValue = null;
    String resumeText = null;
    boolean doUpload = false;
    byte[] data = null;
    String filename = null;
    // Parse the request
    try {
        List /* FileItem */ items = upload.parseRequest(request);
        // Process the uploaded items
        Iterator iter = items.iterator();
        while (iter.hasNext()) {
            FileItem item = (FileItem) iter.next();
            if (item.isFormField()) {
                String name = item.getFieldName();
                String value = EditUtil.utf8ToUnicode(item.getString());
                if (name.equals("radioBtn")) {
                    radioValue = value;
                } else if (name.equals("resumeText")) {
                    resumeText = value;
                }
            } else {
                filename = item.getName();
                if (filename == null || filename.equals("")) {
                    // user hit done button but didn't modify the page
                    continue;
                } else {
                    doUpload = true;
                    data = item.get();
                }
            }
        }
        if (radioValue != null) {
            if (radioValue.equals("doc") && doUpload) {
                vendor.setResume(filename, data);
                try {
                    ServerProxy.getVendorManagement().saveResumeFile(vendor);
                } catch (Exception e) {
                    throw new EnvoyServletException(e);
                }
            } else if (radioValue.equals("text")) {
                vendor.setResume(resumeText);
            }
        }
    } catch (FileUploadException fe) {
        throw new EnvoyServletException(fe);
    }
}

From source file:com.intel.cosbench.controller.handler.ConfigHandler.java

@SuppressWarnings("unchecked")
private InputStream retrieveConfigStream(HttpServletRequest request) throws Exception {
    FileItemFactory factory = new DiskFileItemFactory();
    ServletFileUpload upload = new ServletFileUpload(factory);
    for (FileItem item : (List<FileItem>) upload.parseRequest(request))
        if (item.getFieldName().equals("config"))
            return item.getInputStream();
    throw new BadRequestException();
}

From source file:de.micromata.genome.gwiki.page.impl.actionbean.CommonMultipartRequest.java

public void addFileItem(FileItem item) {
    fileItems.put(item.getFieldName(), item);
}