Examples with Ctx catdata.Ctx used on opensource projects

Example 11 with Ctx

use of catdata.Ctx in project fql by CategoricalData.

the class ColimitSchema method initialUser.

private Pair<Schema<Ty, En, Sym, Fk, Att>, Ctx<N, Mapping<Ty, En, Sym, Fk, Att, En, Fk, Att>>> initialUser(AqlOptions options, Collage<Ty, Set<Pair<N, En>>, Sym, Pair<N, Fk>, Pair<N, Att>, Void, Void> col, Set<Triple<Pair<Var, Set<Pair<N, En>>>, Term<Ty, Set<Pair<N, En>>, Sym, Pair<N, Fk>, Pair<N, Att>, Void, Void>, Term<Ty, Set<Pair<N, En>>, Sym, Pair<N, Fk>, Pair<N, Att>, Void, Void>>> eqs, Ctx<Pair<N, En>, Set<Pair<N, En>>> eqcs, Schema<Ty, Set<Pair<N, En>>, Sym, Pair<N, Fk>, Pair<N, Att>> schema) {
    Ctx<N, Mapping<Ty, En, Sym, Fk, Att, Set<Pair<N, En>>, Pair<N, Fk>, Pair<N, Att>>> mappings = new Ctx<>();
    for (N n : nodes.keySet()) {
        Map<Att, Triple<Var, Set<Pair<N, En>>, Term<Ty, Set<Pair<N, En>>, Sym, Pair<N, Fk>, Pair<N, Att>, Void, Void>>> atts = new HashMap<>();
        Map<Fk, Pair<Set<Pair<N, En>>, List<Pair<N, Fk>>>> fks = new HashMap<>();
        Map<En, Set<Pair<N, En>>> ens0 = new HashMap<>();
        Schema<Ty, En, Sym, Fk, Att> s = nodes.get(n);
        for (En en : s.ens) {
            ens0.put(en, eqcs.get(new Pair<>(n, en)));
        }
        for (Fk fk : s.fks.keySet()) {
            fks.put(fk, new Pair<>(eqcs.get(new Pair<>(n, s.fks.get(fk).first)), Util.singList(new Pair<>(n, fk))));
        }
        for (Att att : s.atts.keySet()) {
            Var v = new Var("v");
            Term<Ty, Set<Pair<N, En>>, Sym, Pair<N, Fk>, Pair<N, Att>, Void, Void> t = Term.Att(new Pair<>(n, att), Term.Var(v));
            atts.put(att, new Triple<>(v, eqcs.get(new Pair<>(n, s.atts.get(att).first)), t));
        }
        // TODO aql allow as option?
        Mapping<Ty, En, Sym, Fk, Att, Set<Pair<N, En>>, Pair<N, Fk>, Pair<N, Att>> m = new Mapping<>(ens0, atts, fks, nodes.get(n), schema, false);
        mappings.put(n, m);
    }
    Collage<Ty, En, Sym, Fk, Att, Void, Void> colX = new Collage<>(ty.collage());
    colX.ens.addAll(col.ens.stream().map(ColimitSchema::conv1).collect(Collectors.toSet()));
    colX.atts.map.putAll(col.atts.map((k, v) -> new Pair<>(new Att(conv1(col.atts.get(k).first), conv2Att(k)), new Pair<>(conv1(v.first), v.second))).map);
    colX.fks.putAll(col.fks.map((k, v) -> new Pair<>(new Fk(conv1(col.fks.get(k).first), conv2Fk(k)), new Pair<>(conv1(v.first), conv1(v.second)))).map);
    Set<Triple<Pair<Var, En>, Term<Ty, En, Sym, Fk, Att, Void, Void>, Term<Ty, En, Sym, Fk, Att, Void, Void>>> eqsX = eqs.stream().map(t -> new Triple<>(new Pair<>(t.first.first, conv1(t.first.second)), conv3(col, t.second), conv3(col, t.third))).collect(Collectors.toSet());
    colX.eqs.addAll(col.eqs.stream().map(t -> new Eq<>(t.ctx.map((k, v) -> new Pair<>(k, conv4(v))), conv3(col, t.lhs), conv3(col, t.rhs))).collect(Collectors.toSet()));
    // AqlOptions opsX = new AqlOptions(options, colX);
    DP<Ty, En, Sym, Fk, Att, Void, Void> dpX = AqlProver.create(options, colX, ty.js);
    Schema<Ty, En, Sym, Fk, Att> schemaStr = new Schema<>(ty, colX.ens, colX.atts.map, colX.fks.map, eqsX, dpX, false);
    Ctx<N, Mapping<Ty, En, Sym, Fk, Att, En, Fk, Att>> mappingsStr = new Ctx<>();
    for (N n : mappings.keySet()) {
        mappingsStr.put(n, conv5(col, schemaStr, mappings.get(n)));
    }
    return new Pair<>(schemaStr, mappingsStr);
}

Example 12 with Ctx

use of catdata.Ctx in project fql by CategoricalData.

the class ColimitSchema method quotient.

private static Schema<Ty, En, Sym, Fk, Att> quotient(Schema<Ty, En, Sym, Fk, Att> sch, Set<Quad<String, String, RawTerm, RawTerm>> eqTerms, AqlOptions options) {
    Collage<Ty, En, Sym, Fk, Att, Void, Void> col = new Collage<>(sch.collage());
    Set<Triple<Pair<Var, En>, Term<Ty, En, Sym, Fk, Att, Void, Void>, Term<Ty, En, Sym, Fk, Att, Void, Void>>> eqs0 = new HashSet<>(sch.eqs);
    for (Quad<String, String, RawTerm, RawTerm> eq : eqTerms) {
        Map<String, Chc<Ty, En>> ctx = Util.singMap(eq.first, eq.second == null ? null : Chc.inRight(new En(eq.second)));
        Triple<Ctx<Var, Chc<Ty, En>>, Term<Ty, En, Sym, Fk, Att, Gen, Sk>, Term<Ty, En, Sym, Fk, Att, Gen, Sk>> eq0 = RawTerm.infer1x(ctx, eq.third, eq.fourth, null, col.convert(), "", sch.typeSide.js).first3();
        Chc<Ty, En> v = eq0.first.get(new Var(eq.first));
        if (v.left) {
            throw new RuntimeException("In " + eq.third + " = " + eq.fourth + ", variable " + eq.first + " has type " + v.l + " which is not an entity");
        }
        eqs0.add(new Triple<>(new Pair<>(new Var(eq.first), v.r), eq0.second.convert(), eq0.third.convert()));
        col.eqs.add(new Eq<>(new Ctx<>(new Var(eq.first), v), eq0.second.convert(), eq0.third.convert()));
    }
    boolean b = !(Boolean) options.getOrDefault(AqlOption.allow_java_eqs_unsafe);
    DP<Ty, En, Sym, Fk, Att, Void, Void> dp = AqlProver.create(options, col, sch.typeSide.js);
    Schema<Ty, En, Sym, Fk, Att> ret = new Schema<>(sch.typeSide, col.ens, col.atts.map, col.fks.map, eqs0, dp, b);
    return ret;
}

Example 13 with Ctx

use of catdata.Ctx in project fql by CategoricalData.

the class ColimitSchema method removeFk.

public ColimitSchema<N> removeFk(Fk src, List<Fk> l, boolean checkJava) {
    Var v = new Var("v");
    Term<Ty, En, Sym, Fk, Att, Void, Void> t = Term.Fks(l, Term.Var(v));
    if (!schemaStr.fks.containsKey(src)) {
        throw new RuntimeException(src + " is not a foreign_key in \n" + schemaStr);
    }
    if (l.contains(src)) {
        throw new RuntimeException("Cannot replace " + src + " with " + Util.sep(l, ".") + " because that path contains " + src);
    }
    En en1 = schemaStr.fks.get(src).first;
    En en2 = schemaStr.fks.get(src).second;
    if (!schemaStr.type(new Pair<>(v, en1), t).equals(Chc.inRight(en2))) {
        throw new RuntimeException("The term " + t + " has type " + schemaStr.type(new Pair<>(v, en1), t).toStringMash() + " and not " + en2 + " as expected.");
    }
    if (!schemaStr.dp.eq(new Ctx<>(v, Chc.inRight(en1)), t, Term.Fk(src, Term.Var(v)))) {
        throw new RuntimeException("The term " + t + " is not provably equal to " + Term.Fk(src, Term.Var(v)));
    }
    Mapping<Ty, En, Sym, Fk, Att, En, Fk, Att> isoToUser = Mapping.id(schemaStr);
    Mapping<Ty, En, Sym, Fk, Att, En, Fk, Att> isoFromUser = Mapping.id(schemaStr);
    Map<Fk, Pair<En, En>> fks = new HashMap<>(schemaStr.fks.map);
    fks.remove(src);
    Set<Triple<Pair<Var, En>, Term<Ty, En, Sym, Fk, Att, Void, Void>, Term<Ty, En, Sym, Fk, Att, Void, Void>>> eqs = new HashSet<>();
    for (Triple<Pair<Var, En>, Term<Ty, En, Sym, Fk, Att, Void, Void>, Term<Ty, En, Sym, Fk, Att, Void, Void>> eq : schemaStr.eqs) {
        Triple<Pair<Var, En>, Term<Ty, En, Sym, Fk, Att, Void, Void>, Term<Ty, En, Sym, Fk, Att, Void, Void>> tr = new Triple<>(eq.first, eq.second.replaceHead(Head.Fk(src), Util.singList(v), t), eq.third.replaceHead(Head.Fk(src), Util.singList(v), t));
        if (!tr.second.equals(tr.third) && !eqs.contains(tr)) {
            eqs.add(tr);
        }
    }
    DP<Ty, En, Sym, Fk, Att, Void, Void> dp = new DP<Ty, En, Sym, Fk, Att, Void, Void>() {

        @Override
        public String toStringProver() {
            return "remove foreign key of " + schemaStr.dp.toStringProver();
        }

        @Override
        public boolean eq(Ctx<Var, Chc<Ty, En>> ctx, Term<Ty, En, Sym, Fk, Att, Void, Void> lhs, Term<Ty, En, Sym, Fk, Att, Void, Void> rhs) {
            return schemaStr.dp.eq(ctx, lhs, rhs);
        }
    };
    Schema<Ty, En, Sym, Fk, Att> schemaStr2 = new Schema<>(ty, schemaStr.ens, schemaStr.atts.map, fks, eqs, dp, checkJava);
    Map<Fk, Pair<En, List<Fk>>> fksM = new HashMap<>(isoToUser.fks.map);
    fksM.put(src, new Pair<>(en1, l));
    isoToUser = new Mapping<>(isoToUser.ens.map, isoToUser.atts.map, fksM, schemaStr, schemaStr2, checkJava);
    Map<Fk, Pair<En, List<Fk>>> fksM2 = new HashMap<>(isoFromUser.fks.map);
    fksM2.remove(src);
    isoFromUser = new Mapping<>(isoFromUser.ens.map, isoFromUser.atts.map, fksM2, schemaStr2, schemaStr, checkJava);
    return wrap(isoToUser, isoFromUser);
}

Example 14 with Ctx

use of catdata.Ctx in project fql by CategoricalData.

the class ColimitSchema method renameFk.

public ColimitSchema<N> renameFk(Fk src, Fk dst, boolean checkJava) {
    if (!schemaStr.fks.containsKey(src)) {
        throw new RuntimeException(src.en + "." + src.str + " is not a foreign_key in \n" + schemaStr);
    }
    if (schemaStr.fks.containsKey(dst)) {
        throw new RuntimeException(dst + " is already a foreign_key in \n" + schemaStr);
    }
    Mapping<Ty, En, Sym, Fk, Att, En, Fk, Att> isoToUser = Mapping.id(schemaStr);
    Mapping<Ty, En, Sym, Fk, Att, En, Fk, Att> isoFromUser = Mapping.id(schemaStr);
    Function<Fk, Fk> fun = x -> x.equals(src) ? dst : x;
    Function<Fk, Fk> fun2 = x -> x.equals(dst) ? src : x;
    Map<Fk, Pair<En, En>> fks = new HashMap<>();
    for (Fk k : schemaStr.fks.keySet()) {
        fks.put(fun.apply(k), schemaStr.fks.get(k));
    }
    Set<Triple<Pair<Var, En>, Term<Ty, En, Sym, Fk, Att, Void, Void>, Term<Ty, En, Sym, Fk, Att, Void, Void>>> eqs = new HashSet<>();
    for (Triple<Pair<Var, En>, Term<Ty, En, Sym, Fk, Att, Void, Void>, Term<Ty, En, Sym, Fk, Att, Void, Void>> eq : schemaStr.eqs) {
        eqs.add(new Triple<>(eq.first, eq.second.mapFk(fun), eq.third.mapFk(fun)));
    }
    DP<Ty, En, Sym, Fk, Att, Void, Void> dp = new DP<Ty, En, Sym, Fk, Att, Void, Void>() {

        @Override
        public String toStringProver() {
            return "rename foreign key of " + schemaStr.dp.toStringProver();
        }

        @Override
        public boolean eq(Ctx<Var, Chc<Ty, En>> ctx, Term<Ty, En, Sym, Fk, Att, Void, Void> lhs, Term<Ty, En, Sym, Fk, Att, Void, Void> rhs) {
            return schemaStr.dp.eq(ctx, lhs.mapFk(fun2), rhs.mapFk(fun2));
        }
    };
    Schema<Ty, En, Sym, Fk, Att> schemaStr2 = // TODO aql java
    new Schema<>(ty, schemaStr.ens, schemaStr.atts.map, fks, eqs, dp, checkJava);
    Map<Fk, Pair<En, List<Fk>>> fksM = new HashMap<>();
    for (Fk k : schemaStr.fks.keySet()) {
        fksM.put(k, new Pair<>(schemaStr.fks.get(k).first, k.equals(src) ? Util.singList(dst) : Util.singList(k)));
    }
    isoToUser = new Mapping<>(isoToUser.ens.map, isoToUser.atts.map, fksM, schemaStr, schemaStr2, checkJava);
    Map<Fk, Pair<En, List<Fk>>> fksM2 = new HashMap<>();
    for (Fk k : schemaStr2.fks.keySet()) {
        fksM2.put(k, new Pair<>(schemaStr2.fks.get(k).first, k.equals(dst) ? Util.singList(src) : Util.singList(k)));
    }
    isoFromUser = new Mapping<>(isoFromUser.ens.map, isoFromUser.atts.map, fksM2, schemaStr2, schemaStr, checkJava);
    return wrap(isoToUser, isoFromUser);
}

Example 15 with Ctx

use of catdata.Ctx in project fql by CategoricalData.

the class ColimitSchema method removeAtt.

public ColimitSchema<N> removeAtt(Att src, Var v, Term<Ty, En, Sym, Fk, Att, Void, Void> t, boolean checkJava) {
    if (!schemaStr.atts.containsKey(src)) {
        throw new RuntimeException(src + " is not an attribute in \n" + schemaStr);
    }
    En en1 = schemaStr.atts.get(src).first;
    Ty ty0 = schemaStr.atts.get(src).second;
    if (!schemaStr.type(new Pair<>(v, en1), t).equals(Chc.inLeft(ty0))) {
        throw new RuntimeException("The term " + t + " has type " + schemaStr.type(new Pair<>(v, en1), t).toStringMash() + " and not " + ty0 + " as expected.");
    }
    if (!schemaStr.dp.eq(new Ctx<>(v, Chc.inRight(en1)), t, Term.Att(src, Term.Var(v)))) {
        throw new RuntimeException("The term " + t + " is not provably equal to " + Term.Att(src, Term.Var(v)));
    }
    if (t.contains(Head.Att(src))) {
        throw new RuntimeException("Cannot replace " + src + " with " + t + " because that term contains " + src);
    }
    Mapping<Ty, En, Sym, Fk, Att, En, Fk, Att> isoToUser = Mapping.id(schemaStr);
    Mapping<Ty, En, Sym, Fk, Att, En, Fk, Att> isoFromUser = Mapping.id(schemaStr);
    Map<Att, Pair<En, Ty>> atts = new HashMap<>(schemaStr.atts.map);
    atts.remove(src);
    Set<Triple<Pair<Var, En>, Term<Ty, En, Sym, Fk, Att, Void, Void>, Term<Ty, En, Sym, Fk, Att, Void, Void>>> eqs = new HashSet<>();
    for (Triple<Pair<Var, En>, Term<Ty, En, Sym, Fk, Att, Void, Void>, Term<Ty, En, Sym, Fk, Att, Void, Void>> eq : schemaStr.eqs) {
        Triple<Pair<Var, En>, Term<Ty, En, Sym, Fk, Att, Void, Void>, Term<Ty, En, Sym, Fk, Att, Void, Void>> tr = new Triple<>(eq.first, eq.second.replaceHead(Head.Att(src), Util.singList(v), t), eq.third.replaceHead(Head.Att(src), Util.singList(v), t));
        if (!tr.second.equals(tr.third) && !eqs.contains(tr)) {
            eqs.add(tr);
        }
    }
    DP<Ty, En, Sym, Fk, Att, Void, Void> dp = new DP<Ty, En, Sym, Fk, Att, Void, Void>() {

        @Override
        public String toStringProver() {
            return "remove attribute of " + schemaStr.dp.toStringProver();
        }

        @Override
        public boolean eq(Ctx<Var, Chc<Ty, En>> ctx, Term<Ty, En, Sym, Fk, Att, Void, Void> lhs, Term<Ty, En, Sym, Fk, Att, Void, Void> rhs) {
            return schemaStr.dp.eq(ctx, lhs, rhs);
        }
    };
    Schema<Ty, En, Sym, Fk, Att> schemaStr2 = new Schema<>(ty, schemaStr.ens, atts, schemaStr.fks.map, eqs, dp, checkJava);
    Map<Att, Triple<Var, En, Term<Ty, En, Sym, Fk, Att, Void, Void>>> attsM = new HashMap<>(isoToUser.atts.map);
    attsM.put(src, new Triple<>(v, en1, t));
    isoToUser = new Mapping<>(isoToUser.ens.map, attsM, isoToUser.fks.map, schemaStr, schemaStr2, checkJava);
    Map<Att, Triple<Var, En, Term<Ty, En, Sym, Fk, Att, Void, Void>>> attsM2 = new HashMap<>(isoFromUser.atts.map);
    attsM2.remove(src);
    isoFromUser = new Mapping<>(isoFromUser.ens.map, attsM2, isoFromUser.fks.map, schemaStr2, schemaStr, checkJava);
    return wrap(isoToUser, isoFromUser);
}