get the blobsource value . concode_field_sep String filePath concode_elem_sep String fileMode concode_elem_sep String blobSource concode_field_sep ResourceFile withFileMode concode_elem_sep ResourceFile withFilePath concode_elem_sep String filePath concode_elem_sep ResourceFile withBlobSource concode_elem_sep String fileMode
String function ( ) { return this . blobSource ; }