@Commit
public void build() throws PersistenceException {
try {
if (filenameBackgroundProgram != null) {
backgroundKnowledge = ASPParser.parseProgram(new FileReader(filenameBackgroundProgram));
}
} catch (FileNotFoundException | ParseException e) {
throw new PersistenceException(
"Cannot parse background program in '"
+ filenameBackgroundProgram
+ "' - "
+ e.getMessage());
}
}
@Override
public DLPAtom read(String value) throws Exception {
ASPParser parser = new ASPParser(new StringReader(value));
return (DLPAtom) new InstantiateVisitor().visit(parser.Atom(), null);
}