xni xni parser XMLDTDContentModelSource xmldtdcontentmodelhandler separator_choice separator_sequence occurs_zero_or_one occurs_zero_or_more occurs_one_or_more startcontentmodel elementname augmentations augmentations xniexception augmentations augmentations xniexception empty augmentations augmentations xniexception startgroup augmentations augmentations xniexception pcdata augmentations augmentations xniexception element elementname augmentations augmentations xniexception separator separator augmentations augmentations xniexception occurrence occurrence augmentations augmentations xniexception augmentations augmentations xniexception endcontentmodel augmentations augmentations xniexception setdtdcontentmodelsource xmldtdcontentmodelsource source xmldtdcontentmodelsource getdtdcontentmodelsource