UnsupportedTypeForExportException,
UnavailableRuleObjectException {
org.apache.stanbol.rules.manager.atoms.DatavaluedPropertyAtom tmp = (org.apache.stanbol.rules.manager.atoms.DatavaluedPropertyAtom) ruleAtom;
IObjectAtom argument1 = tmp.getArgument1();
IObjectAtom datatypeProperty = tmp.getDatatypeProperty();
RuleAtom argument2 = tmp.getArgument2();
SWRLAtom arg1Atom = (SWRLAtom) adapter.adaptTo(argument1, SWRLRule.class);
SWRLAtom predicateAtom = (SWRLAtom) adapter.adaptTo(datatypeProperty, SWRLRule.class);