impl dtd models impl dtd XMLContentSpec xni QName simplecontentmodel contentmodelvalidator choice sequence qname ffirstchild qname qname fsecondchild qname foperator simplecontentmodel operator qname firstchild qname secondchild ffirstchild.setvalues firstchild secondchild fsecondchild.setvalues secondchild fsecondchild.clear foperator operator validate qname children offset length foperator xmlcontentspec.contentspecnode_leaf length children offset rawname ffirstchild.rawname length xmlcontentspec.contentspecnode_zero_or_one length children offset rawname ffirstchild.rawname length xmlcontentspec.contentspecnode_zero_or_more length index index length index children offset index rawname ffirstchild.rawname index xmlcontentspec.contentspecnode_one_or_more length index index length index children offset index rawname ffirstchild.rawname index xmlcontentspec.contentspecnode_choice length children offset rawname ffirstchild.rawname children offset rawname fsecondchild.rawname length xmlcontentspec.contentspecnode_seq length children offset rawname ffirstchild.rawname children offset rawname fsecondchild.rawname length length