Examples with TupleSet kodkod.instance.TupleSet used on opensource projects

Example 41 with TupleSet

use of kodkod.instance.TupleSet in project org.alloytools.alloy by AlloyTools.

the class COM008 method bounds.

/**
 * Returns bounds for the given scope.
 *
 * @return bounds for the given scope.
 */
public final Bounds bounds(int n) {
    assert n > 0;
    final List<String> atoms = new ArrayList<String>(n);
    atoms.add("goal");
    for (int i = 0; i < n; i++) atoms.add("a" + i);
    final Universe u = new Universe(atoms);
    final Bounds bound = new Bounds(u);
    final TupleFactory f = u.factory();
    final TupleSet d1 = f.range(f.tuple("a0"), f.tuple("a" + (n - 1)));
    final TupleSet d2 = d1.product(d1);
    bound.bound(rewrite, d2);
    bound.bound(equalish, d2);
    bound.bound(a, d1);
    bound.bound(b, d1);
    bound.bound(c, d1);
    bound.boundExactly(Atom, d1);
    bound.bound(trr, d2);
    bound.bound(goal, f.setOf("goal"));
    return bound;
}

Example 42 with TupleSet

use of kodkod.instance.TupleSet in project org.alloytools.alloy by AlloyTools.

the class MED001 method bounds.

/**
 * Returns bounds for the given scope.
 *
 * @return bounds for the given scope.
 */
public final Bounds bounds(int n) {
    assert n > 0;
    final List<String> atoms = new ArrayList<String>(n);
    for (int i = 0; i < n; i++) atoms.add("a" + i);
    final Universe u = new Universe(atoms);
    final Bounds b = new Bounds(u);
    final TupleFactory f = u.factory();
    final TupleSet s = f.allOf(1);
    b.bound(bcapacityne, s);
    b.bound(bcapacityex, s);
    b.bound(bcapacitysn, s);
    b.bound(conditionhyper, s);
    b.bound(conditionhypo, s);
    b.bound(conditionnormo, s);
    b.bound(drugi, s);
    b.bound(uptakelg, s);
    b.bound(uptakepg, s);
    b.bound(releaselg, s);
    b.bound(bsecretioni, s);
    b.bound(drugbg, s);
    b.bound(qilt27, s);
    b.bound(s0, s);
    b.bound(s1, s);
    b.bound(s2, s);
    b.bound(s3, s);
    b.bound(drugsu, s);
    b.bound(n0, s);
    b.bound(gt, f.allOf(2));
    return b;
}

Example 43 with TupleSet

use of kodkod.instance.TupleSet in project org.alloytools.alloy by AlloyTools.

the class A4Solution method query.

/**
 * Query the Bounds object to find the lower/upper bound; throws ErrorFatal if
 * expr is not Relation, nor a {union, product} of Relations.
 */
TupleSet query(boolean findUpper, Expression expr, boolean makeMutable) throws ErrorFatal {
    if (expr == Expression.NONE)
        return factory.noneOf(1);
    if (expr == Expression.INTS)
        return makeMutable ? sigintBounds.clone() : sigintBounds;
    if (expr == KK_SEQIDX)
        return makeMutable ? seqidxBounds.clone() : seqidxBounds;
    if (expr == KK_STRING)
        return makeMutable ? stringBounds.clone() : stringBounds;
    if (expr instanceof Relation) {
        TupleSet ans = findUpper ? bounds.upperBound((Relation) expr) : bounds.lowerBound((Relation) expr);
        if (ans != null)
            return makeMutable ? ans.clone() : ans;
    } else if (expr instanceof BinaryExpression) {
        BinaryExpression b = (BinaryExpression) expr;
        if (b.op() == ExprOperator.UNION) {
            TupleSet left = query(findUpper, b.left(), true);
            TupleSet right = query(findUpper, b.right(), false);
            left.addAll(right);
            return left;
        } else if (b.op() == ExprOperator.PRODUCT) {
            TupleSet left = query(findUpper, b.left(), true);
            TupleSet right = query(findUpper, b.right(), false);
            return left.product(right);
        }
    }
    throw new ErrorFatal("Unknown expression encountered during bounds computation: " + expr);
}

Example 44 with TupleSet

use of kodkod.instance.TupleSet in project org.alloytools.alloy by AlloyTools.

the class A4Solution method eval.

/**
 * Return the A4TupleSet for the given field (if solution not yet solved, or
 * unsatisfiable, or field not found, then return an empty tupleset)
 */
public A4TupleSet eval(Field field) {
    try {
        if (!solved || eval == null)
            return new A4TupleSet(factory.noneOf(field.type().arity()), this);
        A4TupleSet ans = evalCache.get(field);
        if (ans != null)
            return ans;
        TupleSet ts = eval.evaluate((Expression) TranslateAlloyToKodkod.alloy2kodkod(this, field));
        ans = new A4TupleSet(ts, this);
        evalCache.put(field, ans);
        return ans;
    } catch (Err er) {
        return new A4TupleSet(factory.noneOf(field.type().arity()), this);
    }
}

Example 45 with TupleSet

use of kodkod.instance.TupleSet in project org.alloytools.alloy by AlloyTools.

the class A4Solution method toString.

/**
 * Dumps the Kodkod solution into String.
 */
@Override
public String toString() {
    if (!solved)
        return "---OUTCOME---\nUnknown.\n";
    if (eval == null)
        return "---OUTCOME---\nUnsatisfiable.\n";
    String answer = toStringCache;
    if (answer != null)
        return answer;
    Instance sol = eval.instance();
    StringBuilder sb = new StringBuilder();
    sb.append("---INSTANCE---\n" + "integers={");
    boolean firstTuple = true;
    for (IndexedEntry<TupleSet> e : sol.intTuples()) {
        if (firstTuple)
            firstTuple = false;
        else
            sb.append(", ");
        // No need to print e.index() since we've ensured the Int atom's
        // String representation is always equal to ""+e.index()
        Object atom = e.value().iterator().next().atom(0);
        sb.append(atom2name(atom));
    }
    sb.append("}\n");
    try {
        for (Sig s : sigs) {
            sb.append(s.label).append("=").append(eval(s)).append("\n");
            for (Field f : s.getFields()) sb.append(s.label).append("<:").append(f.label).append("=").append(eval(f)).append("\n");
        }
        for (ExprVar v : skolems) {
            sb.append("skolem ").append(v.label).append("=").append(eval(v)).append("\n");
        }
        return toStringCache = sb.toString();
    } catch (Err er) {
        return toStringCache = ("<Evaluator error occurred: " + er + ">");
    }
}