xs xscomplextypedefinition xstypedefinition contenttype_empty contenttype_simple contenttype_element contenttype_mixed getderivationmethod getabstract xsobjectlist getattributeuses xswildcard getattributewildcard getcontenttype xssimpletypedefinition getsimpletype xsparticle getparticle isprohibitedsubstitution restriction getprohibitedsubstitutions xsobjectlist getannotations