Java Code Examples for kodkod.engine.Evaluator#evaluate()
The following examples show how to use
kodkod.engine.Evaluator#evaluate() .
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Example 1
| Source File: BlockedNQueens2.java From kodkod with MIT License | 6 votes |
|
/**
* Prints the given solution using the given options to the console
*/
void print(Instance instance, Options options) {
final Evaluator eval = new Evaluator(instance, options);
final int n = instance.universe().size();
for(int i = 0; i < n; i++) {
Expression x = IntConstant.constant(i).toExpression();
for(int j = 0; j < n; j++) {
Expression y = IntConstant.constant(j).toExpression();
if (eval.evaluate(x.product(y).in(queen))) {
System.out.print(" Q");
} else {
System.out.print(" .");
}
}
System.out.println();
}
// System.out.println(instance);
}
Example 2
| Source File: BlockedNQueens.java From kodkod with MIT License | 6 votes |
|
/**
* Prints the given solution using the given options to the console
*/
void print(Instance instance, Options options) {
final Evaluator eval = new Evaluator(instance, options);
final int n = instance.tuples(queen).size();
for(int i = 0; i < n; i++) {
Expression ci = IntConstant.constant(i).toExpression();
for(int j = 0; j < n; j++) {
Expression cj = IntConstant.constant(j).toExpression();
if (eval.evaluate(x.join(ci).intersection(y.join(cj)).some())) {
System.out.print(" Q");
} else {
System.out.print(" .");
}
}
System.out.println();
}
// System.out.println(instance);
}
Example 3
| Source File: NQueens.java From kodkod with MIT License | 6 votes |
|
/**
* Prints the given solution
*/
void print(Instance instance, Options options) {
final Evaluator eval = new Evaluator(instance, options);
for(int i = 0; i < n; i++) {
Expression ci = IntConstant.constant(i).toExpression();
for(int j = 0; j < n; j++) {
Expression cj = IntConstant.constant(j).toExpression();
if (eval.evaluate(x.join(ci).intersection(y.join(cj)).some())) {
System.out.print(" Q");
} else {
System.out.print(" .");
}
}
System.out.println();
}
// System.out.println(instance);
}
Example 4
| Source File: NQueens.java From kodkod with MIT License | 6 votes |
|
/**
* Prints the given solution
*/
void print(Instance instance, Options options) {
final Evaluator eval = new Evaluator(instance, options);
for(int i = 0; i < n; i++) {
IntExpression ci = IntConstant.constant(i);
for(int j = 0; j < n; j++) {
IntExpression cj = IntConstant.constant(j);
Variable q = Variable.unary("q");
if (eval.evaluate(q.join(x).sum().eq(ci).and(q.join(y).sum().eq(cj)).forSome(q.oneOf(queen)))) {
System.out.print(" Q");
} else {
System.out.print(" .");
}
}
System.out.println();
}
}
Example 5
| Source File: NQueens.java From kodkod with MIT License | 6 votes |
|
/**
* Prints the given solution
*/
void print(Instance instance, Options options) {
final Evaluator eval = new Evaluator(instance, options);
for(int i = 0; i < n; i++) {
Expression ci = IntConstant.constant(i).toExpression();
for(int j = 0; j < n; j++) {
Expression cj = IntConstant.constant(j).toExpression();
if (eval.evaluate(x.join(ci).intersection(y.join(cj)).some())) {
System.out.print(" Q");
} else {
System.out.print(" .");
}
}
System.out.println();
}
}
Example 6
| Source File: IntConstraints.java From org.alloytools.alloy with Apache License 2.0 | 5 votes |
|
/**
* Prints the solution to the screen.
*/
private final void print(Solution sol, Options options) {
System.out.println(sol.stats());
final Evaluator eval = new Evaluator(sol.instance(), options);
final long mask = -1L >>> 32;
for (int i = 0; i < 1000; i++) {
long min = (low + 10 * i) & mask, max = (min + 10) & mask;
long result = eval.evaluate(var[i].sum()) & mask;
System.out.println(min + " <= [var_" + (i + 1) + "=" + result + "] <= " + max);
}
}
Example 7
| Source File: ConfigAssure.java From org.alloytools.alloy with Apache License 2.0 | 5 votes |
|
/**
* Displays an instance obtained with the given options.
*
* @requires inst != null and opt != null
*/
private final void display(Instance inst, Options opt) {
final Universe univ = inst.universe();
final Evaluator eval = new Evaluator(inst, opt);
final TupleFactory factory = univ.factory();
final List<TupleSet> subnets = new ArrayList<TupleSet>();
System.out.println("address\t\tnetwork id\tmask\tdevice-interface");
for (int i = 0, ports = univ.size() - 32; i < ports; i++) {
final Object atom = univ.atom(i);
final Relation p = Relation.unary(atom.toString());
inst.add(p, factory.setOf(atom));
System.out.print(toQuad(eval.evaluate(addr(p))) + "\t");
System.out.print(toQuad(eval.evaluate(netid(p))) + "\t");
System.out.print(eval.evaluate(implicitMask(p)) + "\t");
System.out.println(p);
final TupleSet members = eval.evaluate(subnet(p));
if (!members.isEmpty())
subnets.add(members);
}
System.out.println("\nsubnets:");
for (TupleSet sub : subnets) {
System.out.println(sub);
}
}
Example 8
| Source File: BugTests.java From org.alloytools.alloy with Apache License 2.0 | 5 votes |
|
public final void testFelix_01032007() {
List<String> atomlist = Arrays.asList("-1", "-2", "-3", "-4", "-5", "-6", "-7", "-8", "0", "1", "2", "3", "4", "5", "6", "7");
Universe universe = new Universe(atomlist);
TupleFactory factory = universe.factory();
Bounds bounds = new Bounds(universe);
bounds.boundExactly(-8, factory.range(factory.tuple("-8"), factory.tuple("-8")));
bounds.boundExactly(-7, factory.range(factory.tuple("-7"), factory.tuple("-7")));
bounds.boundExactly(-6, factory.range(factory.tuple("-6"), factory.tuple("-6")));
bounds.boundExactly(-5, factory.range(factory.tuple("-5"), factory.tuple("-5")));
bounds.boundExactly(-4, factory.range(factory.tuple("-4"), factory.tuple("-4")));
bounds.boundExactly(-3, factory.range(factory.tuple("-3"), factory.tuple("-3")));
bounds.boundExactly(-2, factory.range(factory.tuple("-2"), factory.tuple("-2")));
bounds.boundExactly(-1, factory.range(factory.tuple("-1"), factory.tuple("-1")));
bounds.boundExactly(0, factory.range(factory.tuple("0"), factory.tuple("0")));
bounds.boundExactly(1, factory.range(factory.tuple("1"), factory.tuple("1")));
bounds.boundExactly(2, factory.range(factory.tuple("2"), factory.tuple("2")));
bounds.boundExactly(3, factory.range(factory.tuple("3"), factory.tuple("3")));
bounds.boundExactly(4, factory.range(factory.tuple("4"), factory.tuple("4")));
bounds.boundExactly(5, factory.range(factory.tuple("5"), factory.tuple("5")));
bounds.boundExactly(6, factory.range(factory.tuple("6"), factory.tuple("6")));
bounds.boundExactly(7, factory.range(factory.tuple("7"), factory.tuple("7")));
Expression set = IntConstant.constant(8).toExpression();
Solver solver = new Solver();
solver.options().setSolver(SATFactory.DefaultSAT4J);
solver.options().setBitwidth(4);
solver.options().setIntEncoding(Options.IntEncoding.TWOSCOMPLEMENT);
Solution sol = solver.solve(set.some(), bounds);
assertNotNull("expected SATISFIABLE but was " + sol.outcome(), sol.instance());
Evaluator eval = new Evaluator(sol.instance(), solver.options());
TupleSet ts = eval.evaluate(set);
assertFalse(ts.size() == 0);
}
Example 9
| Source File: RegressionTests.java From kodkod with MIT License | 5 votes |
|
@Test
public final void testFelix_01032007() {
List<String> atomlist = Arrays.asList(
"-1", "-2", "-3", "-4", "-5", "-6", "-7", "-8", "0",
"1", "2", "3", "4", "5", "6", "7");
Universe universe = new Universe(atomlist);
TupleFactory factory = universe.factory();
Bounds bounds = new Bounds(universe);
bounds.boundExactly(-8,factory.range(factory.tuple("-8"),factory.tuple("-8")));
bounds.boundExactly(-7,factory.range(factory.tuple("-7"),factory.tuple("-7")));
bounds.boundExactly(-6,factory.range(factory.tuple("-6"),factory.tuple("-6")));
bounds.boundExactly(-5,factory.range(factory.tuple("-5"),factory.tuple("-5")));
bounds.boundExactly(-4,factory.range(factory.tuple("-4"),factory.tuple("-4")));
bounds.boundExactly(-3,factory.range(factory.tuple("-3"),factory.tuple("-3")));
bounds.boundExactly(-2,factory.range(factory.tuple("-2"),factory.tuple("-2")));
bounds.boundExactly(-1,factory.range(factory.tuple("-1"),factory.tuple("-1")));
bounds.boundExactly(0,factory.range(factory.tuple("0"),factory.tuple("0")));
bounds.boundExactly(1,factory.range(factory.tuple("1"),factory.tuple("1")));
bounds.boundExactly(2,factory.range(factory.tuple("2"),factory.tuple("2")));
bounds.boundExactly(3,factory.range(factory.tuple("3"),factory.tuple("3")));
bounds.boundExactly(4,factory.range(factory.tuple("4"),factory.tuple("4")));
bounds.boundExactly(5,factory.range(factory.tuple("5"),factory.tuple("5")));
bounds.boundExactly(6,factory.range(factory.tuple("6"),factory.tuple("6")));
bounds.boundExactly(7,factory.range(factory.tuple("7"),factory.tuple("7")));
Expression set=IntConstant.constant(8).toExpression();
Solver solver = new Solver();
solver.options().setSolver(SATFactory.DefaultSAT4J);
solver.options().setBitwidth(4);
solver.options().setIntEncoding(Options.IntEncoding.TWOSCOMPLEMENT);
Solution sol = solver.solve(set.some(), bounds);
Evaluator eval = new Evaluator(sol.instance(), solver.options());
TupleSet ts = eval.evaluate(set);
assertFalse(ts.size()==0);
}
Example 10
| Source File: HOLSome4AllTest.java From org.alloytools.alloy with Apache License 2.0 | 4 votes |
|
protected int eval(Solution sol, IntExpression ie) {
Evaluator ev = new Evaluator(sol.instance());
return ev.evaluate(ie);
}
Example 11
| Source File: HOLSome4AllTest.java From org.alloytools.alloy with Apache License 2.0 | 4 votes |
|
protected TupleSet eval(Solution sol, Expression e) {
Evaluator ev = new Evaluator(sol.instance());
return ev.evaluate(e);
}
Example 12
| Source File: HamiltonianCycle.java From kodkod with MIT License | 4 votes |
|
private final boolean verify(Instance instance) {
final Evaluator eval = new Evaluator(instance);
System.out.println(eval.evaluate(cycle));
return eval.evaluate(cycleDefinition());
}
