xl:nonEmptyURI 

A URI type with a minimum length of 1 character.
Used on role and arcrole and href elements.

Simple Type Information

Used By

Attributes link:arcroleRef/@arcroleURI, link:arcroleType/@arcroleURI, link:roleRef/@roleURI, link:roleType/@roleURI

Source 

<simpleType name="nonEmptyURI">
  <annotation>
    <documentation>A URI type with a minimum length of 1 character. Used on role and arcrole and href elements.</documentation>
  </annotation>
  <restriction base="anyURI">
    <minLength value="1"/>
  </restriction>
</simpleType>