private static void SwapLogSupports(Model model)
{
model.AddStatements(@"
@prefix log: <http://www.w3.org/2000/10/swap/log#>.
@prefix : <http://www.example.com/logics/example#>.
{ :Paul :mother :Caroline } => { :Paul :parent :Caroline }.
{
{
:Paul :mother :Caroline.
:Paul :father :Frans.
} log:supports { :Paul :parent :Caroline. }.
}
=>
{
:result :supports true.
}.
".ParseString());
// TODO: Fix the log:supports implementation
var result = model.GetFact <bool>(Names.Example.CreateName("result"), Names.Example.CreateName("supports"));
Console.WriteLine("Document semantics supports the rule: {0}", result);
}
private static void SwapLogContent(Model model)
{
model.AddStatements(@"
@prefix log: <http://www.w3.org/2000/10/swap/log#>.
@prefix : <http://www.example.com/logics/example#>.
{
<Ontology/testData.n3> log:content ?content.
}
=>
{
:content :is ?content.
}
".ParseString());
var stream = (Stream)model.GetFact <object>(Names.Example.CreateName("content"), Names.Example.CreateName("is"));
string content;
using (var reader = new StreamReader(stream))
{
content = reader.ReadToEnd();
}
Console.WriteLine("Loaded content: {0} symbols", content.Length);
}
private static void SwapMathSum(Model model)
{
model.AddStatements(@"
@prefix math: <http://www.w3.org/2000/10/swap/math#>.
@prefix list: <http://www.w3.org/2000/10/swap/list#>.
@prefix : <http://www.example.com/logics/example#>.
{
(?list (10 20)) list:append ?flatList.
?flatList math:sum ?y.
}
=>
{
?list :sum ?y.
}
".ParseString());
var sum = model.GetFact <int>(new QName[]
{
1.CreateLiteral(),
2.CreateLiteral()
}.CreateLiteral(), Names.Example.CreateName("sum"));
Console.WriteLine("Sum is: {0}", sum);
}
private static void SwapStringNotLessThan(Model model)
{
model.AddStatements(@"
@prefix string: <http://www.w3.org/2000/10/swap/string#>.
@prefix : <http://www.example.com/logics/example#>.
{
?x a :Person.
?y a :Person.
?x :firstName ?xfn.
?y :firstName ?yfn.
?xfn string:notLessThan ?yfn.
}
=>
{
(?x ?y) :notLessThan true.
}
".ParseString());
var notLessThan = model.GetFact <bool>(new[]
{
Names.Rita,
Names.Paul
}.CreateLiteral(), Names.Example.CreateName("notLessThan"));
Console.WriteLine("notLessThan: {0}", notLessThan);
}
private static void SwapStringNotMatches(Model model)
{
// Use .NET regex syntax for patterns.
// Simple example: true if Person's first name matches the pattern
// We use @in statements to indicate that ?x and ?pattern variables are always presented while querying the fact.
model.AddStatements(@"
@prefix string: <http://www.w3.org/2000/10/swap/string#>.
@prefix : <http://www.example.com/logics/example#>.
@in ?x, ?pattern.
{
?x a :Person.
?x :firstName ?fn.
?fn string:notMatches ?pattern.
}
=>
{
(?x ?pattern) :notMatchesPattern true.
}
".ParseString());
var paulDoesntMatchPattern = model.GetFact <bool>(new[]
{
Names.Paul,
@"Jack".CreateLiteral()
}.CreateLiteral(), Names.Example.CreateName("notMatchesPattern"));
Console.WriteLine("Paul's first name doesn't match 'Jack' pattern: {0}", paulDoesntMatchPattern);
}
private static void SwapLogNotIncludes(Model model)
{
model.AddStatements(@"
@prefix log: <http://www.w3.org/2000/10/swap/log#>.
@prefix : <http://www.example.com/logics/example#>.
{
{ :Paul :mother :Rita. :Paul :father :Frans. } -> ?family.
?family log:notIncludes { :Boston :weather :sunny }.
} => {:result :notIncludes true}.
".ParseString());
var result = model.GetFact <bool>(Names.Example.CreateName("result"), Names.Example.CreateName("notIncludes"));
Console.WriteLine("Document semantics does not include the rule: {0}", result);
}
private static void SwapListLast(Model model)
{
model.AddStatements(@"
@prefix list: <http://www.w3.org/2000/10/swap/list#>.
@prefix : <http://www.example.com/logics/example#>.
{
( :Frans :Caroline :Rita ) list:last ?z.
}
=>
{
:Frans :lastMember ?z.
}
".ParseString());
var rita = model.GetFact(Names.Frans, Names.Example.CreateName("lastMember"));
Console.WriteLine("Found person: {0}", Helpers.Beautify(rita));
}
private static void SwapListMember(Model model)
{
model.AddStatements(@"
@prefix list: <http://www.w3.org/2000/10/swap/list#>.
@prefix : <http://www.example.com/logics/example#>.
{
( :Frans :Caroline :Rita ) list:member ?z.
}
=>
{
?z :isMemberOf true.
}
".ParseString());
var isMember = model.GetFact <bool>(Names.Frans, Names.Example.CreateName("isMemberOf"));
Console.WriteLine("Is member: {0}", isMember);
}
private static void SwapLogIncludes(Model model)
{
model.AddStatements(@"
@prefix log: <http://www.w3.org/2000/10/swap/log#>.
@prefix : <http://www.example.com/logics/example#>.
{
{ :Paul :mother :Caroline. :Paul :father :Frans. } log:includes { :Paul :mother :Caroline. }.
}
=>
{
:result :includes true.
}.
".ParseString());
var result = model.GetFact <bool>(Names.Example.CreateName("result"), Names.Example.CreateName("includes"));
Console.WriteLine("Document semantics includes the rule: {0}", result);
}
private static void SwapMathGreaterThan(Model model)
{
model.AddStatements(@"
@prefix math: <http://www.w3.org/2000/10/swap/math#>.
@prefix list: <http://www.w3.org/2000/10/swap/list#>.
@prefix : <http://www.example.com/logics/example#>.
{
?x math:greaterThan 6.
}
=>
{
?x :greaterThan true.
}
".ParseString());
var greaterThan = model.GetFact <bool>(7.CreateLiteral(), Names.Example.CreateName("greaterThan"));
Console.WriteLine("7 greater than 6: {0}", greaterThan);
}
private static void SwapMathNotEqualTo(Model model)
{
model.AddStatements(@"
@prefix math: <http://www.w3.org/2000/10/swap/math#>.
@prefix list: <http://www.w3.org/2000/10/swap/list#>.
@prefix : <http://www.example.com/logics/example#>.
{
?x math:notEqualTo 2.
}
=>
{
?x :notEqualTo true.
}
".ParseString());
var notEqualTo = model.GetFact <bool>(1.CreateLiteral(), Names.Example.CreateName("notEqualTo"));
Console.WriteLine("1 not equal to 2: {0}", notEqualTo);
}
private static void SwapMathNotLessThan(Model model)
{
model.AddStatements(@"
@prefix math: <http://www.w3.org/2000/10/swap/math#>.
@prefix list: <http://www.w3.org/2000/10/swap/list#>.
@prefix : <http://www.example.com/logics/example#>.
{
?x math:notLessThan 2.
}
=>
{
?x :notLessThan true.
}
".ParseString());
var notLessThan = model.GetFact <bool>(5.CreateLiteral(), Names.Example.CreateName("notLessThan"));
Console.WriteLine("5 not less than 2: {0}", notLessThan);
}
private static void SwapMathQuotient(Model model)
{
model.AddStatements(@"
@prefix math: <http://www.w3.org/2000/10/swap/math#>.
@prefix list: <http://www.w3.org/2000/10/swap/list#>.
@prefix : <http://www.example.com/logics/example#>.
{
(?x 2) math:quotient ?z.
}
=>
{
?x :quotient ?z.
}
".ParseString());
var quotient = model.GetFact <double>(5.CreateLiteral(), Names.Example.CreateName("quotient"));
Console.WriteLine("Quotient is: {0}", quotient);
}
private static void SwapMathRemainder(Model model)
{
model.AddStatements(@"
@prefix math: <http://www.w3.org/2000/10/swap/math#>.
@prefix list: <http://www.w3.org/2000/10/swap/list#>.
@prefix : <http://www.example.com/logics/example#>.
{
(?x 2) math:remainder ?z.
}
=>
{
?x :remainder ?z.
}
".ParseString());
var remainder = model.GetFact <int>(5.CreateLiteral(), Names.Example.CreateName("remainder"));
Console.WriteLine("Remainder is: {0}", remainder);
}
private static void SwapListAppend(Model model)
{
// Append as result
model.AddStatements(@"
@prefix list: <http://www.w3.org/2000/10/swap/list#>.
@prefix : <http://www.example.com/logics/example#>.
{
?x :mother :Rita.
( (:Frans :Caroline) (?x :Rita) ) list:append ?family.
}
=>
{
?x :myFamily ?family
}
".ParseString());
var family = model.GetFact(Names.Paul, Names.Example.CreateName("myFamily")).AsList();
Console.WriteLine("Found family: {0}", string.Join(", ", family.Select(Helpers.Beautify).ToArray()));
// Append as condition
model.AddStatements(@"
@prefix list: <http://www.w3.org/2000/10/swap/list#>.
@prefix : <http://www.example.com/logics/example#>.
{
?x :mother :Rita.
:Rita :mother ?z.
( (?x :Rita) (:Frans ?z) ) list:append (?x :Rita :Frans ?z).
}
=>
{
?x :inRelationWith ?z
}
".ParseString());
var caroline = model.GetFact(Names.Paul, Names.Example.CreateName("inRelationWith"));
Console.WriteLine("Found person: {0}", Helpers.Beautify(caroline));
}
private static void SwapTimeInSeconds(Model model)
{
model.AddStatements(@"
@prefix time: <http://www.w3.org/2000/10/swap/time#>.
@prefix : <http://www.example.com/logics/example#>.
{
?x time:inSeconds ?y.
}
=>
{
?x :asSeconds ?y.
}
".ParseString());
var unixTime = model.GetFact(DateTime.SpecifyKind(new DateTime(2010, 1, 1), DateTimeKind.Utc).CreateLiteral(), Names.Example.CreateName("asSeconds"));
var seconds = model.GetFact(TimeSpan.FromSeconds(123456).CreateLiteral(), Names.Example.CreateName("asSeconds"));
Console.WriteLine("Unix time: {0}", unixTime);
Console.WriteLine("Seconds: {0}", seconds);
}
private static void SwapLogEqualTo(Model model)
{
model.AddStatements(@"
@prefix log: <http://www.w3.org/2000/10/swap/log#>.
@prefix : <http://www.example.com/logics/example#>.
:Paul :mother :Rita.
:Paul :father :Frans.
{
?x :mother ?y.
?x :father ?z.
?y log:equalTo :Rita.
?z == :Frans.
} => { ?x :equalTo true }.
".ParseString());
var result = model.GetFact <bool>(Names.Paul, Names.Example.CreateName("equalTo"));
Console.WriteLine("The subject's parents are Rita and Frans: {0}", result);
}
private static void SwapLogUri(Model model)
{
model.AddStatements(@"
@prefix log: <http://www.w3.org/2000/10/swap/log#>.
@prefix string: <http://www.w3.org/2000/10/swap/string#>.
@prefix : <http://www.example.com/logics/example#>.
{
<> log:uri ?y.
}
=>
{
:test :uriMatchesExample ?y.
}.
".ParseString());
// TODO: fix the log:uri implementation
var result = model.GetFact(Names.Example.CreateName("test"), Names.Example.CreateName("uriMatchesExample"));
Console.WriteLine("Paul is in examples namespace: {0}", result);
}
private static void SwapMathNegation(Model model)
{
// We must use @in to indicate input variables for the correct rule compilation.
model.AddStatements(@"
@prefix math: <http://www.w3.org/2000/10/swap/math#>.
@prefix : <http://www.example.com/logics/example#>.
@in ?x.
{
?x math:negation ?y.
}
=>
{
?x :negated ?y.
}.
".ParseString());
var negatedValue = model.GetFact <int>(1.CreateLiteral(), Names.Example.CreateName("negated"));
Console.WriteLine("negation of 1 is: {0}", negatedValue);
}
private static void SwapStringFormat(Model model)
{
model.AddStatements(@"
@prefix string: <http://www.w3.org/2000/10/swap/string#>.
@prefix : <http://www.example.com/logics/example#>.
{
?x a :Person.
?x :firstName ?fn.
?x :lastName ?ln.
(""{0} {1}"" ?fn ?ln) string:format ?z
}
=>
{
?x :fullName ?z.
}
".ParseString());
var fullName = model.GetFact <string>(Names.Paul, Names.Example.CreateName("fullName"));
Console.WriteLine("Full name: {0}", fullName);
}
private static void SwapLogConjunction(Model model)
{
model.AddStatements(@"
@prefix log: <http://www.w3.org/2000/10/swap/log#>.
@prefix : <http://www.example.com/logics/example#>.
{
<Ontology/testData.n3> log:semantics ?testData.
<Ontology/meta.n3> log:semantics ?meta.
(?testData ?meta) log:conjunction ?formulae.
?formulae log:includes { ?x a :Person. }.
}
=>
{
?x :conjunction true.
}
".ParseString());
var result = model.GetFact <bool>(Names.Paul, Names.Example.CreateName("conjunction"));
Console.WriteLine("Conjunction result contains the statement: {0}", result);
}
private static void SwapStringConcatenation(Model model)
{
model.AddStatements(@"
@prefix string: <http://www.w3.org/2000/10/swap/string#>.
@prefix : <http://www.example.com/logics/example#>.
{
?x a :Person.
?x :firstName ?z.
(?a ?b) string:concatenation ?z
}
=>
{
(?a ?b) :concatFind ?x
}.
".ParseString());
var paul = model.GetFact(
new QName[] { "Pa".CreateLiteral(), "ul".CreateLiteral() }.CreateLiteral(),
Names.Example.CreateName("concatFind"));
Console.WriteLine("Found person: {0}", Helpers.Beautify(paul));
}
private static void SwapMathDifference(Model model)
{
model.AddStatements(@"
@prefix math: <http://www.w3.org/2000/10/swap/math#>.
@prefix list: <http://www.w3.org/2000/10/swap/list#>.
@prefix : <http://www.example.com/logics/example#>.
{
(?x ?y) math:difference ?z.
}
=>
{
(?x ?y) :difference ?z.
}
".ParseString());
var difference = model.GetFact <int>(new QName[]
{
11.CreateLiteral(),
1.CreateLiteral()
}.CreateLiteral(), Names.Example.CreateName("difference"));
Console.WriteLine("Difference is: {0}", difference);
}
private static void SwapStringConcatenation(Model model)
{
model.AddStatements(@"
@prefix string: <http://www.w3.org/2000/10/swap/string#>.
@prefix : <http://www.example.com/logics/example#>.
{
?x a :Person.
?x :firstName ?z.
(?a ?b) string:concatenation ?z
}
=>
{
(?a ?b) :concatFind ?x
}.
".ParseString());
var paul = model.GetFact(
new QName[] { "Pa".CreateLiteral(), "ul".CreateLiteral() }.CreateLiteral(),
Names.Example.CreateName("concatFind"));
Console.WriteLine("Found person: {0}", Helpers.Beautify(paul));
}
private static void SwapLogSupports(Model model)
{
model.AddStatements(@"
@prefix log: <http://www.w3.org/2000/10/swap/log#>.
@prefix : <http://www.example.com/logics/example#>.
{ :Paul :mother :Caroline } => { :Paul :parent :Caroline }.
{
{
:Paul :mother :Caroline.
:Paul :father :Frans.
} log:supports { :Paul :parent :Caroline. }.
}
=>
{
:result :supports true.
}.
".ParseString());
// TODO: Fix the log:supports implementation
var result = model.GetFact<bool>(Names.Example.CreateName("result"), Names.Example.CreateName("supports"));
Console.WriteLine("Document semantics supports the rule: {0}", result);
}
private static void SwapStringMatches(Model model)
{
// Use .NET regex syntax for patterns.
// Simple example: true if Person's first name matches the pattern
// We use @in statements to indicate that ?x and ?pattern variables are always presented while querying the fact.
model.AddStatements(@"
@prefix string: <http://www.w3.org/2000/10/swap/string#>.
@prefix : <http://www.example.com/logics/example#>.
@in ?x, ?pattern.
{
?x a :Person.
?x :firstName ?fn.
?fn string:matches ?pattern.
}
=>
{
(?x ?pattern) :matchesPattern true.
}
".ParseString());
var paulMatchesPattern = model.GetFact<bool>(new[]
{
Names.Paul,
@".aul".CreateLiteral()
}.CreateLiteral(), Names.Example.CreateName("matchesPattern"));
Console.WriteLine("Paul's first name matches '.aul' pattern: {0}", paulMatchesPattern);
// Complex example: return the persons whose first name matches the pattern.
model.AddStatements(@"
@prefix string: <http://www.w3.org/2000/10/swap/string#>.
@prefix list: <http://www.w3.org/2000/10/swap/list#>.
@prefix : <http://www.example.com/logics/example#>.
@in ?list, ?pattern.
{
?list list:member ?x.
?x a :Person.
?x :firstName ?fn.
?fn string:matches ?pattern.
}
=>
{
(?list ?pattern) :matchedPersons ?x.
}
".ParseString());
var matchedPersons = model.GetFacts(
new QName[]
{
new[]
{
Names.Paul,
Names.Rita,
Names.Frans,
Names.Caroline
}.CreateLiteral(),
@"[iu]+".CreateLiteral()
}.CreateLiteral(),
Names.Example.CreateName("matchedPersons"));
Console.WriteLine("Matched persons: {0}", string.Join(", ", matchedPersons.Select(Helpers.Beautify)));
}
private static void SwapStringFormat(Model model)
{
model.AddStatements(@"
@prefix string: <http://www.w3.org/2000/10/swap/string#>.
@prefix : <http://www.example.com/logics/example#>.
{
?x a :Person.
?x :firstName ?fn.
?x :lastName ?ln.
(""{0} {1}"" ?fn ?ln) string:format ?z
}
=>
{
?x :fullName ?z.
}
".ParseString());
var fullName = model.GetFact<string>(Names.Paul, Names.Example.CreateName("fullName"));
Console.WriteLine("Full name: {0}", fullName);
}
private static void SwapTimeInSeconds(Model model)
{
model.AddStatements(@"
@prefix time: <http://www.w3.org/2000/10/swap/time#>.
@prefix : <http://www.example.com/logics/example#>.
{
?x time:inSeconds ?y.
}
=>
{
?x :asSeconds ?y.
}
".ParseString());
var unixTime = model.GetFact(DateTime.SpecifyKind(new DateTime(2010, 1, 1), DateTimeKind.Utc).CreateLiteral(), Names.Example.CreateName("asSeconds"));
var seconds = model.GetFact(TimeSpan.FromSeconds(123456).CreateLiteral(), Names.Example.CreateName("asSeconds"));
Console.WriteLine("Unix time: {0}", unixTime);
Console.WriteLine("Seconds: {0}", seconds);
}
private static void SwapMathSum(Model model)
{
model.AddStatements(@"
@prefix math: <http://www.w3.org/2000/10/swap/math#>.
@prefix list: <http://www.w3.org/2000/10/swap/list#>.
@prefix : <http://www.example.com/logics/example#>.
{
(?list (10 20)) list:append ?flatList.
?flatList math:sum ?y.
}
=>
{
?list :sum ?y.
}
".ParseString());
var sum = model.GetFact<int>(new QName[]
{
1.CreateLiteral(),
2.CreateLiteral()
}.CreateLiteral(), Names.Example.CreateName("sum"));
Console.WriteLine("Sum is: {0}", sum);
}
private static void SwapLogConjunction(Model model)
{
model.AddStatements(@"
@prefix log: <http://www.w3.org/2000/10/swap/log#>.
@prefix : <http://www.example.com/logics/example#>.
{
<Ontology/testData.n3> log:semantics ?testData.
<Ontology/meta.n3> log:semantics ?meta.
(?testData ?meta) log:conjunction ?formulae.
?formulae log:includes { ?x a :Person. }.
}
=>
{
?x :conjunction true.
}
".ParseString());
var result = model.GetFact<bool>(Names.Paul, Names.Example.CreateName("conjunction"));
Console.WriteLine("Conjunction result contains the statement: {0}", result);
}
private static void SwapStringNotLessThan(Model model)
{
model.AddStatements(@"
@prefix string: <http://www.w3.org/2000/10/swap/string#>.
@prefix : <http://www.example.com/logics/example#>.
{
?x a :Person.
?y a :Person.
?x :firstName ?xfn.
?y :firstName ?yfn.
?xfn string:notLessThan ?yfn.
}
=>
{
(?x ?y) :notLessThan true.
}
".ParseString());
var notLessThan = model.GetFact<bool>(new[]
{
Names.Rita,
Names.Paul
}.CreateLiteral(), Names.Example.CreateName("notLessThan"));
Console.WriteLine("notLessThan: {0}", notLessThan);
}
private static void SwapMathNotEqualTo(Model model)
{
model.AddStatements(@"
@prefix math: <http://www.w3.org/2000/10/swap/math#>.
@prefix list: <http://www.w3.org/2000/10/swap/list#>.
@prefix : <http://www.example.com/logics/example#>.
{
?x math:notEqualTo 2.
}
=>
{
?x :notEqualTo true.
}
".ParseString());
var notEqualTo = model.GetFact<bool>(1.CreateLiteral(), Names.Example.CreateName("notEqualTo"));
Console.WriteLine("1 not equal to 2: {0}", notEqualTo);
}
private static void SwapLogNotEqualTo(Model model)
{
model.AddStatements(@"
@prefix log: <http://www.w3.org/2000/10/swap/log#>.
@prefix : <http://www.example.com/logics/example#>.
:Paul :mother :Rita.
:Paul :father :Frans.
:Caroline :mother :Greta.
:Caroline :father :Dirk.
{
?x :mother ?y.
?x :father ?z.
?y log:notEqualTo :Rita.
?z != :Frans.
} => { ?x :notEqualTo true }.
".ParseString());
var result = model.GetFact<bool>(Names.Caroline, Names.Example.CreateName("notEqualTo"));
Console.WriteLine("The subject's parents are not Rita and Frans: {0}", result);
}
private static void SwapMathNotLessThan(Model model)
{
model.AddStatements(@"
@prefix math: <http://www.w3.org/2000/10/swap/math#>.
@prefix list: <http://www.w3.org/2000/10/swap/list#>.
@prefix : <http://www.example.com/logics/example#>.
{
?x math:notLessThan 2.
}
=>
{
?x :notLessThan true.
}
".ParseString());
var notLessThan = model.GetFact<bool>(5.CreateLiteral(), Names.Example.CreateName("notLessThan"));
Console.WriteLine("5 not less than 2: {0}", notLessThan);
}
private static void SwapMathQuotient(Model model)
{
model.AddStatements(@"
@prefix math: <http://www.w3.org/2000/10/swap/math#>.
@prefix list: <http://www.w3.org/2000/10/swap/list#>.
@prefix : <http://www.example.com/logics/example#>.
{
(?x 2) math:quotient ?z.
}
=>
{
?x :quotient ?z.
}
".ParseString());
var quotient = model.GetFact<double>(5.CreateLiteral(), Names.Example.CreateName("quotient"));
Console.WriteLine("Quotient is: {0}", quotient);
}
private static void SwapListLast(Model model)
{
model.AddStatements(@"
@prefix list: <http://www.w3.org/2000/10/swap/list#>.
@prefix : <http://www.example.com/logics/example#>.
{
( :Frans :Caroline :Rita ) list:last ?z.
}
=>
{
:Frans :lastMember ?z.
}
".ParseString());
var rita = model.GetFact(Names.Frans, Names.Example.CreateName("lastMember"));
Console.WriteLine("Found person: {0}", Helpers.Beautify(rita));
}
private static void SwapLogSemantics(Model model)
{
model.AddStatements(@"
@prefix log: <http://www.w3.org/2000/10/swap/log#>.
@prefix : <http://www.example.com/logics/example#>.
:Paul :mother :Caroline.
{
<> log:semantics ?M.
?M log:includes { :Paul :mother :Caroline. }.
}
=>
{
:result :semantics true.
}.
".ParseString());
var result = model.GetFact<bool>(Names.Example.CreateName("result"), Names.Example.CreateName("semantics"));
Console.WriteLine("Document semantics includes the rule: {0}", result);
}
private static void SwapListMember(Model model)
{
model.AddStatements(@"
@prefix list: <http://www.w3.org/2000/10/swap/list#>.
@prefix : <http://www.example.com/logics/example#>.
{
( :Frans :Caroline :Rita ) list:member ?z.
}
=>
{
?z :isMemberOf true.
}
".ParseString());
var isMember = model.GetFact<bool>(Names.Frans, Names.Example.CreateName("isMemberOf"));
Console.WriteLine("Is member: {0}", isMember);
}
private static void SwapLogNotIncludes(Model model)
{
model.AddStatements(@"
@prefix log: <http://www.w3.org/2000/10/swap/log#>.
@prefix : <http://www.example.com/logics/example#>.
{
{ :Paul :mother :Rita. :Paul :father :Frans. } -> ?family.
?family log:notIncludes { :Boston :weather :sunny }.
} => {:result :notIncludes true}.
".ParseString());
var result = model.GetFact<bool>(Names.Example.CreateName("result"), Names.Example.CreateName("notIncludes"));
Console.WriteLine("Document semantics does not include the rule: {0}", result);
}
private static void SwapStringNotMatches(Model model)
{
// Use .NET regex syntax for patterns.
// Simple example: true if Person's first name matches the pattern
// We use @in statements to indicate that ?x and ?pattern variables are always presented while querying the fact.
model.AddStatements(@"
@prefix string: <http://www.w3.org/2000/10/swap/string#>.
@prefix : <http://www.example.com/logics/example#>.
@in ?x, ?pattern.
{
?x a :Person.
?x :firstName ?fn.
?fn string:notMatches ?pattern.
}
=>
{
(?x ?pattern) :notMatchesPattern true.
}
".ParseString());
var paulDoesntMatchPattern = model.GetFact<bool>(new[]
{
Names.Paul,
@"Jack".CreateLiteral()
}.CreateLiteral(), Names.Example.CreateName("notMatchesPattern"));
Console.WriteLine("Paul's first name doesn't match 'Jack' pattern: {0}", paulDoesntMatchPattern);
}
private static void SwapLogContent(Model model)
{
model.AddStatements(@"
@prefix log: <http://www.w3.org/2000/10/swap/log#>.
@prefix : <http://www.example.com/logics/example#>.
{
<Ontology/testData.n3> log:content ?content.
}
=>
{
:content :is ?content.
}
".ParseString());
var stream = (Stream)model.GetFact<object>(Names.Example.CreateName("content"), Names.Example.CreateName("is"));
string content;
using (var reader = new StreamReader(stream))
{
content = reader.ReadToEnd();
}
Console.WriteLine("Loaded content: {0} symbols", content.Length);
}
private static void SwapMathNegation(Model model)
{
// We must use @in to indicate input variables for the correct rule compilation.
model.AddStatements(@"
@prefix math: <http://www.w3.org/2000/10/swap/math#>.
@prefix : <http://www.example.com/logics/example#>.
@in ?x.
{
?x math:negation ?y.
}
=>
{
?x :negated ?y.
}.
".ParseString());
var negatedValue = model.GetFact<int>(1.CreateLiteral(), Names.Example.CreateName("negated"));
Console.WriteLine("negation of 1 is: {0}", negatedValue);
}
private static void SwapMathGreaterThan(Model model)
{
model.AddStatements(@"
@prefix math: <http://www.w3.org/2000/10/swap/math#>.
@prefix list: <http://www.w3.org/2000/10/swap/list#>.
@prefix : <http://www.example.com/logics/example#>.
{
?x math:greaterThan 6.
}
=>
{
?x :greaterThan true.
}
".ParseString());
var greaterThan = model.GetFact<bool>(7.CreateLiteral(), Names.Example.CreateName("greaterThan"));
Console.WriteLine("7 greater than 6: {0}", greaterThan);
}
private static void SwapMathDifference(Model model)
{
model.AddStatements(@"
@prefix math: <http://www.w3.org/2000/10/swap/math#>.
@prefix list: <http://www.w3.org/2000/10/swap/list#>.
@prefix : <http://www.example.com/logics/example#>.
{
(?x ?y) math:difference ?z.
}
=>
{
(?x ?y) :difference ?z.
}
".ParseString());
var difference = model.GetFact<int>(new QName[]
{
11.CreateLiteral(),
1.CreateLiteral()
}.CreateLiteral(), Names.Example.CreateName("difference"));
Console.WriteLine("Difference is: {0}", difference);
}
private static void SwapStringMatches(Model model)
{
// Use .NET regex syntax for patterns.
// Simple example: true if Person's first name matches the pattern
// We use @in statements to indicate that ?x and ?pattern variables are always presented while querying the fact.
model.AddStatements(@"
@prefix string: <http://www.w3.org/2000/10/swap/string#>.
@prefix : <http://www.example.com/logics/example#>.
@in ?x, ?pattern.
{
?x a :Person.
?x :firstName ?fn.
?fn string:matches ?pattern.
}
=>
{
(?x ?pattern) :matchesPattern true.
}
".ParseString());
var paulMatchesPattern = model.GetFact <bool>(new[]
{
Names.Paul,
@".aul".CreateLiteral()
}.CreateLiteral(), Names.Example.CreateName("matchesPattern"));
Console.WriteLine("Paul's first name matches '.aul' pattern: {0}", paulMatchesPattern);
// Complex example: return the persons whose first name matches the pattern.
model.AddStatements(@"
@prefix string: <http://www.w3.org/2000/10/swap/string#>.
@prefix list: <http://www.w3.org/2000/10/swap/list#>.
@prefix : <http://www.example.com/logics/example#>.
@in ?list, ?pattern.
{
?list list:member ?x.
?x a :Person.
?x :firstName ?fn.
?fn string:matches ?pattern.
}
=>
{
(?list ?pattern) :matchedPersons ?x.
}
".ParseString());
var matchedPersons = model.GetFacts(
new QName[]
{
new[]
{
Names.Paul,
Names.Rita,
Names.Frans,
Names.Caroline
}.CreateLiteral(),
@"[iu]+".CreateLiteral()
}.CreateLiteral(),
Names.Example.CreateName("matchedPersons"));
Console.WriteLine("Matched persons: {0}", string.Join(", ", matchedPersons.Select(Helpers.Beautify)));
}
private static void SwapLogUri(Model model)
{
model.AddStatements(@"
@prefix log: <http://www.w3.org/2000/10/swap/log#>.
@prefix string: <http://www.w3.org/2000/10/swap/string#>.
@prefix : <http://www.example.com/logics/example#>.
{
<> log:uri ?y.
}
=>
{
:test :uriMatchesExample ?y.
}.
".ParseString());
// TODO: fix the log:uri implementation
var result = model.GetFact(Names.Example.CreateName("test"), Names.Example.CreateName("uriMatchesExample"));
Console.WriteLine("Paul is in examples namespace: {0}", result);
}
private static void SwapListAppend(Model model)
{
// Append as result
model.AddStatements(@"
@prefix list: <http://www.w3.org/2000/10/swap/list#>.
@prefix : <http://www.example.com/logics/example#>.
{
?x :mother :Rita.
( (:Frans :Caroline) (?x :Rita) ) list:append ?family.
}
=>
{
?x :myFamily ?family
}
".ParseString());
var family = model.GetFact(Names.Paul, Names.Example.CreateName("myFamily")).AsList();
Console.WriteLine("Found family: {0}", string.Join(", ", family.Select(Helpers.Beautify).ToArray()));
// Append as condition
model.AddStatements(@"
@prefix list: <http://www.w3.org/2000/10/swap/list#>.
@prefix : <http://www.example.com/logics/example#>.
{
?x :mother :Rita.
:Rita :mother ?z.
( (?x :Rita) (:Frans ?z) ) list:append (?x :Rita :Frans ?z).
}
=>
{
?x :inRelationWith ?z
}
".ParseString());
var caroline = model.GetFact(Names.Paul, Names.Example.CreateName("inRelationWith"));
Console.WriteLine("Found person: {0}", Helpers.Beautify(caroline));
}
private static void SwapMathRemainder(Model model)
{
model.AddStatements(@"
@prefix math: <http://www.w3.org/2000/10/swap/math#>.
@prefix list: <http://www.w3.org/2000/10/swap/list#>.
@prefix : <http://www.example.com/logics/example#>.
{
(?x 2) math:remainder ?z.
}
=>
{
?x :remainder ?z.
}
".ParseString());
var remainder = model.GetFact<int>(5.CreateLiteral(), Names.Example.CreateName("remainder"));
Console.WriteLine("Remainder is: {0}", remainder);
}
