@utilities.arguments_not_none<EOL><INDENT>def set_url(self, url):<DEDENT>
<EOL>if self.get_url_metadata().is_read_only():<EOL><INDENT>raise errors.NoAccess()<EOL><DEDENT>if not self._is_valid_string(<EOL>url,<EOL>self.get_url_metadata()):<EOL><INDENT>raise errors.InvalidArgument()<EOL><DEDENT>self._my_map['<STR_LIT:url>'] = url<EOL>
Sets the url.

        arg:    url (string): the new copyright
        raise:  InvalidArgument - ``url`` is invalid
        raise:  NoAccess - ``Metadata.isReadOnly()`` is ``true``
        raise:  NullArgument - ``url`` is ``null``
        *compliance: mandatory -- This method must be implemented.*