Java FormFile.getFileSize方法代码示例

import org.apache.struts.upload.FormFile; //导入方法依赖的package包/类
@Override
   public ActionForward execute(ActionMapping mapping, ActionForm form, HttpServletRequest request,
    HttpServletResponse response) throws Exception {

if (isCancelled(request)) {
    return mapping.findForward("sysadmin");
}

IImportService importService = AdminServiceProxy.getImportService(getServlet().getServletContext());
ImportExcelForm importForm = (ImportExcelForm) form;
importForm.setOrgId(0);
FormFile file = importForm.getFile();

// validation
if (file == null || file.getFileSize() <= 0) {
    return mapping.findForward("importGroups");
}

List results = importService.parseGroupSpreadsheet(file);
request.setAttribute("results", results);

return mapping.findForward("importGroups");
   }
 

import org.apache.struts.upload.FormFile; //导入方法依赖的package包/类
public void setFile(int number, FormFile file) {
if (file.getFileSize() > 0) {
    if (this.file == null) {
	this.file = new ArrayList<FormFile>();
    }
    while (number >= this.file.size()) {
	this.file.add(null);
    }
    this.file.set(number, file);
}
   }
 

import org.apache.struts.upload.FormFile; //导入方法依赖的package包/类
@Override
   public ActionForward execute(ActionMapping mapping, ActionForm form, HttpServletRequest request,
    HttpServletResponse response) throws Exception {

if (isCancelled(request)) {
    return mapping.findForward("sysadmin");
}

IImportService importService = AdminServiceProxy.getImportService(getServlet().getServletContext());
ImportExcelForm importExcelForm = (ImportExcelForm) form;
FormFile file = importExcelForm.getFile();

// validation
if (file == null || file.getFileSize() <= 0) {
    return mapping.findForward("import");
}

String sessionId = SessionManager.getSession().getId();
SessionManager.getSession().setAttribute(IImportService.IMPORT_FILE, file);
// use a new thread only if number of users is > threshold
if (importService.getNumRows(file) < IImportService.THRESHOLD) {
    List results = importService.parseSpreadsheet(file, sessionId);
    SessionManager.getSession(sessionId).setAttribute(IImportService.IMPORT_RESULTS, results);
    return mapping.findForward("results");
} else {
    Thread t = new Thread(new ImportExcelThread(sessionId));
    t.start();
    return mapping.findForward("status");
}
   }
 

import org.apache.struts.upload.FormFile; //导入方法依赖的package包/类
/**
    *
    * @param file
    * @param largeFile
    * @param errorKey
    *            the key in ActionMessages(errorKey,ActionMessage());
    * @param errors
    * @return Be careful, if the file size is under maximum size, return TRUE. Otherwise, return false.
    */
   public static boolean validateFileSize(FormFile file, boolean largeFile, String errorKey, ActionMessages errors) {
int fileSize = 0;
try {
    fileSize = file.getFileSize();
} catch (Exception e) {
    //skip, do nothing
    return true;
}

return FileValidatorUtil.validateFileSize(fileSize, largeFile, errorKey, errors);
   }
 

import org.apache.struts.upload.FormFile; //导入方法依赖的package包/类
/**
 *  Uploads file from request and
 *
 * @param  mapping        the ActionMapping
 * @param  form           the ActionForm
 * @param  request        the Request
 * @param  response       the Response
 * @return                NOT YET DOCUMENTED
 * @exception  Exception  NOT YET DOCUMENTED
 */
ActionForward doUpload(ActionMapping mapping,
                       ActionForm form,
                       HttpServletRequest request,
                       HttpServletResponse response) throws Exception {
	prtln("doUpload");
	ActionErrors errors = new ActionErrors();
	FileUploadForm uploadForm = (FileUploadForm) form;
	// clear values to be calculated ...
	// uploadForm.setUploadedResourceHandle(null);
	uploadForm.setContentURL(null);

	// Process the FormFile
	FormFile myFile = uploadForm.getMyFile();
	String contentType = myFile.getContentType();
	String fileName = myFile.getFileName();
	int fileSize = myFile.getFileSize();
	byte[] fileData = myFile.getFileData();
	prtln("contentType: " + contentType);
	prtln("fileName: " + fileName);
	prtln("fileSize: " + fileSize);

	try {
		NDRToolkit tk = new NDRToolkit();

		// hack to use same resource over and over
		/* 			String tmpResourceHandle = "2200/test.20090410170951993T"; // TEMPORARY
		Resource cannedResource = tk.getResource(tmpResourceHandle); */
		// production:
		Resource resource = tk.newResource();
		String uploadedResourceHandle = tk.setResourceContent(resource, fileData, fileName);

		// must UPDATE to get the contentURL property!
		Resource updatedResource = tk.getResource(uploadedResourceHandle);
		uploadForm.setContentURL(updatedResource.getContentURL().toString());

	} catch (Throwable t) {
		t.printStackTrace();
		errors.add("error", new ActionError("generic.error", t.getMessage()));
		saveErrors(request, errors);
		return mapping.findForward("ndr.upload.form");
	}

	String forwardPath = request.getParameter("forwardPath");
	if (forwardPath != null && forwardPath.trim().length() > 0)
		return new ActionForward(forwardPath);
	else
		return mapping.findForward("ndr.upload.confirm");
}