import org.apache.tomcat.util.http.fileupload.servlet.ServletFileUpload;

// 保存图片
@POST
@Path("/imageUpload")
@Consumes("multipart/form-data")
public ReturnVO uploadImage(@Context HttpServletRequest request) {
    ServletFileUpload upload = new ServletFileUpload();
    FileItemIterator fileIterator;
    String filename  = null;
    byte[] content = null;
    List<String> list = new ArrayList<String>();
    try {

        fileIterator = upload.getItemIterator(request);
        while (fileIterator.hasNext()) {
            FileItemStream item = fileIterator.next();
            if (item.getFieldName().indexOf("imageUp")>-1) {
                content = IOUtils.toByteArray(item.openStream());
                filename = System.currentTimeMillis()+"_"+item.getName();
                list.add(filename);
                filename = path +"images/"+ filename;
                FileUtils.writeByteArrayToFile(new File(filename), content);
            }
        }
    } catch (Exception e) {
        e.printStackTrace();
    }
    return new ReturnVO(true,list.toString());
}