Even if this structure instance is ambiguous, this member should
contain a useful value. If there is no useful value for an ambiguous
structure instance, Optional
can be used as the type of this member.
Apache, OpenOffice, OpenOffice.org and the seagull logo are registered trademarks of The Apache Software Foundation.
The Apache feather logo is a trademark of The Apache Software Foundation.
Other names appearing on the site may be trademarks of their respective owners.