org.apache.commons.fileupload.portlet.PortletFileUpload Java Examples

/**
 * Handle multipart form.
 *
 * @param request
 *            the request
 * @param requestContext
 *            the request context
 *
 * @throws Exception
 *             the exception
 */
private void handleMultipartForm(ActionRequest request, RequestContextIFace requestContext) throws Exception {
	SourceBean serviceRequest = requestContext.getServiceRequest();

	// Create a factory for disk-based file items
	FileItemFactory factory = new DiskFileItemFactory();

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

	// Parse the request
	List fileItems = upload.parseRequest(request);
	Iterator iter = fileItems.iterator();
	while (iter.hasNext()) {
		FileItem item = (FileItem) iter.next();

		if (item.isFormField()) {
			String name = item.getFieldName();
			String value = item.getString();
			serviceRequest.setAttribute(name, value);
		} else {
			processFileField(item, requestContext);
		}
	}
}
 

/**
 * Handle multipart form.
 * 
 * @param request the request
 * @param requestContext the request context
 * 
 * @throws Exception the exception
 */
private void handleMultipartForm(ActionRequest request, RequestContextIFace requestContext) throws Exception {
	SourceBean serviceRequest = requestContext.getServiceRequest();
	
	// Create a factory for disk-based file items
	FileItemFactory factory = new DiskFileItemFactory();
	
    // Create a new file upload handler
	PortletFileUpload upload = new PortletFileUpload(factory);

    // Parse the request
    List fileItems = upload.parseRequest(request);
    Iterator iter = fileItems.iterator();
    while (iter.hasNext()) {
        FileItem item = (FileItem) iter.next();

        if (item.isFormField()) {
            String name = item.getFieldName();
            String value = item.getString();
            serviceRequest.setAttribute(name, value);
        } else {
            processFileField(item, requestContext);
        }
    }
}
 

private void handleMultipartForm(ActionRequest request, RequestContextIFace requestContext) throws Exception {
	SourceBean serviceRequest = requestContext.getServiceRequest();

	// Create a factory for disk-based file items
	FileItemFactory factory = new DiskFileItemFactory();

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

	// Parse the request
	List fileItems = upload.parseRequest(request);
	Iterator iter = fileItems.iterator();
	while (iter.hasNext()) {
		FileItem item = (FileItem) iter.next();

		if (item.isFormField()) {
			String name = item.getFieldName();
			String value = item.getString();
			serviceRequest.setAttribute(name, value);
		} else {
			processFileField(item, requestContext);
		}
	}
}
 

public void processAction(ActionRequest request, ActionResponse response) throws PortletException, IOException {
	// Handle default MIME type request
	if(request.getContentType().equals("application/x-www-form-urlencoded")){
		String message = request.getParameter("message");
		System.out.println(message);
	}
	// Handle multipart request
	else if(request.getContentType().contains("multipart/form-data")){
		// Create FileItemFactory
		FileItemFactory factory = new DiskFileItemFactory();
		// Create PortletFileUpload instance
		PortletFileUpload fileUpload = new PortletFileUpload(factory);
		try {
			// Instead of parsing the request ourselves, let Apache PortletFileUpload do that
			List<FileItem> files = fileUpload.parseRequest(request);
			// Iterate over files
			for(FileItem item : files){
				// Print out some of information
				System.out.println("File Uploaded Name Is : "+item.getName()+" , Its Size Is :: "+item.getSize());
			}
		} catch (FileUploadException e) {
			e.printStackTrace();
		}
		System.out.println(response.encodeURL("/index.html"));
	}
}
 

/**
 * Gets the first uploaded file from a portlet request. This method creates a new file upload handler, 
 * parses the request, processes the uploaded items and then returns the first file as an
 * <code>UploadedFile</code> object.
 * @param portletRequest The input portlet request
 * @return	The first uploaded file object.
 */
public static UploadedFile getFirstUploadedFile(PortletRequest portletRequest){
	UploadedFile uploadedFile = null;
	try{
		
		DiskFileItemFactory factory = new DiskFileItemFactory();
		//		 Create a new file upload handler
		PortletFileUpload upload = new PortletFileUpload(factory);
	
		//		 Parse the request
		List /* FileItem */ items = upload.parseRequest((ActionRequest)portletRequest);
	
	
		//		 Process the uploaded items
		Iterator iter = items.iterator();
		boolean endLoop = false;
		while (iter.hasNext() && !endLoop) {
			FileItem item = (FileItem) iter.next();

			if (item.isFormField()) {
				//serviceRequest.setAttribute(item.getFieldName(), item.getString());
			} else {
				uploadedFile = new UploadedFile();
				uploadedFile.setFileContent(item.get());
				uploadedFile.setFieldNameInForm(item.getFieldName());
				uploadedFile.setSizeInBytes(item.getSize());
				uploadedFile.setFileName(item.getName());
				
				endLoop = true;
			}
		}
	}catch(Exception e){
		logger.error("Cannot parse multipart request", e);
	}
	return uploadedFile;
	
}
 

@Override
public boolean isMultipart(ActionRequest request) {
	return (request != null && PortletFileUpload.isMultipartContent(request));
}
 

/**
 * Initialize the underlying {@code org.apache.commons.fileupload.portlet.PortletFileUpload}
 * instance. Can be overridden to use a custom subclass, e.g. for testing purposes.
 * @return the new PortletFileUpload instance
 */
@Override
protected FileUpload newFileUpload(FileItemFactory fileItemFactory) {
	return new PortletFileUpload(fileItemFactory);
}