question: file upload concode_field_sep String SK concode_elem_sep String BUCKET concode_elem_sep long EXPIRED concode_elem_sep String AK concode_elem_sep String BUCKET_DOMAIN concode_field_sep String download concode_elem_sep String buildDownloadUrl concode_elem_sep Auth auth concode_elem_sep void delete
target: void function ( String arg0 , byte [ ] arg1 ) { String loc0 = auth ( ) . loc0 ( BUCKET , null , EXPIRED , null ) ; new UploadManager ( ) . put ( arg1 , arg0 , loc0 ) ; }