------WebKitFormBoundary4Mf9l0fQLXFqw8SK Content-Disposition: form-data; name="imagem"; filename="Prancheta 4 cópia.jpg" Content-Type: image/jpeg
when the file name has accents, the multipart object is null
org.jboss.resteasy.plugins.providers.multipart.MultipartFormDataInput
input.getFormDataMap().get("imagem")