public class BinaryUploader {
public static final State save(HttpServletRequest request,
Map<String, Object> conf) {
FileItemStream fileStream = null;
boolean isAjaxUpload = request.getHeader( "X_Requested_With" ) != null;
if (!ServletFileUpload.isMultipartContent(request)) {
return new BaseState(false, AppInfo.NOT_MULTIPART_CONTENT);
}
ServletFileUpload upload = new ServletFileUpload(
new DiskFileItemFactory());
if ( isAjaxUpload ) {
upload.setHeaderEncoding( "UTF-8" );
}
try {
FileItemIterator iterator = upload.getItemIterator(request);
while (iterator.hasNext()) {
fileStream = iterator.next();
if (!fileStream.isFormField())
break;
fileStream = null;
}
if (fileStream == null) {
return new BaseState(false, AppInfo.NOTFOUND_UPLOAD_DATA);
}
String savePath = (String) conf.get("savePath");
String originFileName = fileStream.getName();
String suffix = FileType.getSuffixByFilename(originFileName);
originFileName = originFileName.substring(0,
originFileName.length() - suffix.length());
savePath = savePath + suffix;
long maxSize = ((Long) conf.get("maxSize")).longValue();
if (!validType(suffix, (String[]) conf.get("allowFiles"))) {
return new BaseState(false, AppInfo.NOT_ALLOW_FILE_TYPE);
}
savePath = PathFormat.parse(savePath, originFileName);
String physicalPath = (String) conf.get("rootPath") + savePath;
InputStream is = fileStream.openStream();
State storageState = StorageManager.saveFileByInputStream(is,
physicalPath, maxSize);
is.close();
if (storageState.isSuccess()) {