Find the attribute with the specified qname (qualified name) in the current node, and fill in the specified attribute structure. Return 0 on success, 1 if there is no attribute found with qname, and a negative value otherwise. The strings that were filled into the attribute structure are invalid upon the next advanceToNextNode or close is called.
Declared in <balxml_utf8readerwrapper.h>
virtual
int
lookupAttribute(
ElementAttribute* attribute,
char const* qname) const override;