question: retunrs the underlying input stream of this data source . concode_field_sep InputStream m_inputStream concode_elem_sep String m_name concode_elem_sep String m_contentType concode_field_sep String getName concode_elem_sep String getContentType concode_elem_sep OutputStream getOutputStream
target: InputStream function ( ) { m_inputStream . reset ( ) ; return m_inputStream ; }