Examples with Pair catdata.Pair used on opensource projects

Example 11 with Pair

use of catdata.Pair in project fql by CategoricalData.

the class XChecker method visit.

@Override
public Pair<XExp, XExp> visit(Map<String, XExp> env, XMatch e) {
    Pair<XExp, XExp> l = e.l.accept(env, this);
    Pair<XExp, XExp> r = e.r.accept(env, this);
    if (!l.second.equals(r.second)) {
        throw new RuntimeException("targets of " + e + " not equal: " + l.second + " and " + r.second);
    }
    return new Pair<>(new XCoprod(l.first, r.first), r.second);
}

Example 12 with Pair

use of catdata.Pair in project fql by CategoricalData.

the class XChecker method visit.

@Override
public Pair<XExp, XExp> visit(Map<String, XExp> env, XDelta e) {
    Pair<XExp, XExp> FT = e.F.accept(env, this);
    Pair<XExp, XExp> IT = e.I.accept(env, this);
    if (e.I.kind(env).equals("functor")) {
        if (!IT.first.equals(FT.second)) {
            throw new RuntimeException("In " + e + ", instance type " + IT.first + " but functor cod " + FT.second);
        }
        return new Pair<>(FT.first, SET);
    }
    return new Pair<>(new XDelta(e.F, IT.first), new XDelta(e.F, IT.second));
}

Example 13 with Pair

use of catdata.Pair in project fql by CategoricalData.

the class XChecker method visit.

@Override
public Pair<XExp, XExp> visit(Map<String, XExp> env, XSigma e) {
    Pair<XExp, XExp> FT = e.F.accept(env, this);
    Pair<XExp, XExp> IT = e.I.accept(env, this);
    if (e.I.kind(env).equals("functor")) {
        if (!IT.first.equals(FT.first)) {
            throw new RuntimeException("In " + e + ", instance type " + IT.first + " but functor dom " + FT.first);
        }
        return new Pair<>(FT.second, SET);
    }
    return new Pair<>(new XSigma(e.F, IT.first), new XSigma(e.F, IT.second));
}

Example 14 with Pair

use of catdata.Pair in project fql by CategoricalData.

the class SchExpRaw method eval.

// TODO: aql printing of contexts broken when conitain choices
@SuppressWarnings("unused")
@Override
public synchronized Schema<Ty, En, Sym, Fk, Att> eval(AqlEnv env) {
    TypeSide<Ty, Sym> ts = typeSide.eval(env);
    Collage<Ty, En, Sym, Fk, Att, Void, Void> col = new Collage<>(ts.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<>();
    for (String k : imports) {
        @SuppressWarnings("unchecked") Schema<Ty, En, Sym, Fk, Att> v = env.defs.schs.get(k);
        col.addAll(v.collage());
        eqs0.addAll(v.eqs);
    }
    col.ens.addAll(ens.stream().map(x -> new En(x)).collect(Collectors.toList()));
    col.fks.putAll(conv1(fks));
    col.atts.putAll(conv2(atts));
    for (Quad<String, String, RawTerm, RawTerm> eq : t_eqs) {
        try {
            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(), "", ts.js).first3();
            Chc<Ty, En> v = eq0.first.get(new Var(eq.first));
            if (v.left) {
                throw new RuntimeException(eq.first + " has type " + v.l + " which is not an entity");
            }
            En t = v.r;
            eqs0.add(new Triple<>(new Pair<>(new Var(eq.first), t), eq0.second.convert(), eq0.third.convert()));
        } catch (RuntimeException ex) {
            ex.printStackTrace();
            throw new LocException(find("obs equations", eq), "In equation " + eq.third + " = " + eq.fourth + ", " + ex.getMessage());
        }
    }
    for (Pair<List<String>, List<String>> eq : p_eqs) {
        try {
            String vv = "v";
            Var var = new Var(vv);
            Map<String, Chc<Ty, En>> ctx = Util.singMap(vv, null);
            RawTerm lhs = RawTerm.fold(col.fks.keySet(), col.ens, eq.first, vv);
            RawTerm rhs = RawTerm.fold(col.fks.keySet(), col.ens, eq.second, vv);
            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, lhs, rhs, null, col.convert(), "", ts.js).first3();
            Chc<Ty, En> v = eq0.first.get(var);
            if (v.left) {
                throw new RuntimeException("the equation's source " + eq.first + " is type " + v.l + " which is not an entity");
            }
            En t = v.r;
            if (eq0.first.size() != 1) {
                throw new RuntimeException("java constants cannot be used ");
            }
            eqs0.add(new Triple<>(new Pair<>(var, t), eq0.second.convert(), eq0.third.convert()));
        } catch (RuntimeException ex) {
            ex.printStackTrace();
            throw new LocException(find("path equations", eq), "In equation " + Util.sep(eq.first, ".") + " = " + Util.sep(eq.second, ".") + ", " + ex.getMessage());
        }
    }
    for (Triple<Pair<Var, En>, Term<Ty, En, Sym, Fk, Att, Void, Void>, Term<Ty, En, Sym, Fk, Att, Void, Void>> eq : eqs0) {
        col.eqs.add(new Eq<>(new Ctx<>(eq.first).inRight(), eq.second, eq.third));
    }
    AqlOptions strat = new AqlOptions(options, col, env.defaults);
    AqlOptions s = new AqlOptions(Util.singMap(AqlOption.prover.toString(), ProverName.fail.toString()), col, env.defaults);
    // forces type checking before prover construction
    new Schema<>(ts, col.ens, col.atts.map, col.fks.map, eqs0, AqlProver.create(s, col, ts.js), false);
    Schema<Ty, En, Sym, Fk, Att> ret = new Schema<>(ts, col.ens, col.atts.map, col.fks.map, eqs0, AqlProver.create(strat, col, ts.js), !((Boolean) strat.getOrDefault(AqlOption.allow_java_eqs_unsafe)));
    return ret;
}

Example 15 with Pair

use of catdata.Pair in project fql by CategoricalData.

the class QueryExpRaw method eval.

@Override
public Query<Ty, En, Sym, Fk, Att, En, Fk, Att> eval(AqlEnv env) {
    Schema<Ty, En, Sym, Fk, Att> src0 = src.eval(env);
    Schema<Ty, En, Sym, Fk, Att> dst0 = dst.eval(env);
    Ctx<En, Triple<Ctx<Var, En>, Collection<Eq<Ty, En, Sym, Fk, Att, Var, Var>>, AqlOptions>> ens0 = new Ctx<>();
    Ctx<Att, Term<Ty, En, Sym, Fk, Att, Var, Var>> atts0 = new Ctx<>();
    Ctx<Fk, Pair<Ctx<Var, Term<Void, En, Void, Fk, Void, Var, Void>>, Boolean>> fks0 = new Ctx<>();
    Ctx<Var, Ty> xxx = new Ctx<>();
    Ctx<Var, Term<Ty, Void, Sym, Void, Void, Void, Void>> yyy = new Ctx<>();
    for (String k : imports) {
        @SuppressWarnings("unchecked") Query<Ty, En, Sym, Fk, Att, En, Fk, Att> v = env.defs.qs.get(k);
        for (Var var : v.params.keySet()) {
            // allow benign collisions
            xxx.map.put(var, v.params.get(var));
        }
        for (Var var : v.consts.keySet()) {
            yyy.map.put(var, v.consts.get(var));
        }
        for (En En : v.ens.keySet()) {
            ens0.put(En, new Triple<>(v.ens.get(En).gens, v.ens.get(En).eqs, v.ens.get(En).options));
        }
        for (Att Att : v.atts.keySet()) {
            atts0.put(Att, v.atts.get(Att));
        }
        for (Fk Fk : v.fks.keySet()) {
            fks0.put(Fk, new Pair<>(v.fks.get(Fk).gens(), v.doNotValidate.get(Fk)));
        }
    }
    Ctx<En, Collage<Ty, En, Sym, Fk, Att, Var, Var>> cols = new Ctx<>();
    for (Block p : blocks) {
        try {
            if (!dst0.ens.contains(p.en)) {
                throw new RuntimeException("the proposed target entity " + p.en + " does not actually appear in the target schema");
            }
            processBlock(options, env, src0, ens0, cols, p, params);
        } catch (RuntimeException ex) {
            ex.printStackTrace();
            throw new LocException(b1.get(p.en), "In block for target entity " + p.en + ", " + ex.getMessage());
        }
        for (Pair<catdata.aql.exp.SchExpRaw.Att, RawTerm> pp : p.atts) {
            try {
                processAtt(src0, dst0, ens0, atts0, cols, pp, params);
            } catch (Exception ex) {
                ex.printStackTrace();
                throw new LocException(b3.get(pp.first), "In return clause for " + pp.first + ", " + ex.getMessage());
            }
        }
    }
    // two loops bc need stuff in en to do this part
    for (Block p : blocks) {
        for (Pair<catdata.aql.exp.SchExpRaw.Fk, Trans> pp : p.fks) {
            try {
                Ctx<Var, Term<Void, En, Void, Fk, Void, Var, Void>> trans = new Ctx<>();
                for (Pair<Var, RawTerm> v : pp.second.gens) {
                    Ctx<String, Chc<Ty, En>> ctx = unVar(ens0.get(dst0.fks.get(pp.first).first).first.inRight());
                    Collage<Ty, En, Sym, Fk, Att, Var, Var> col = cols.get(dst0.fks.get(pp.first).first);
                    Chc<Ty, En> required = Chc.inRight(ens0.get(dst0.fks.get(pp.first).second).first.get(v.first));
                    Term<catdata.aql.exp.TyExpRaw.Ty, catdata.aql.exp.SchExpRaw.En, catdata.aql.exp.TyExpRaw.Sym, catdata.aql.exp.SchExpRaw.Fk, catdata.aql.exp.SchExpRaw.Att, Gen, Sk> term = RawTerm.infer1x(ctx.map, v.second, null, required, col.convert(), "in foreign key " + pp.first.str + ", ", src0.typeSide.js).second;
                    trans.put(v.first, freeze(term.convert(), params).convert());
                }
                boolean doNotCheckEqs = (Boolean) new AqlOptions(pp.second.options, null, env.defaults).getOrDefault(AqlOption.dont_validate_unsafe);
                fks0.put(pp.first, new Pair<>(trans, doNotCheckEqs));
            } catch (RuntimeException ex) {
                ex.printStackTrace();
                throw new LocException(b2.get(pp.first), ex.getMessage());
            }
        }
    }
    boolean doNotCheckEqs = (Boolean) new AqlOptions(options, null, env.defaults).getOrDefault(AqlOption.dont_validate_unsafe);
    boolean elimRed = (Boolean) new AqlOptions(options, null, env.defaults).getOrDefault(AqlOption.query_remove_redundancy);
    for (String s : params.keySet()) {
        xxx.put(new Var(s), new Ty(params.get(s)));
    }
    for (String s : consts.keySet()) {
        Chc<Ty, En> required = Chc.inLeft(xxx.get(new Var(s)));
        Term<catdata.aql.exp.TyExpRaw.Ty, catdata.aql.exp.SchExpRaw.En, catdata.aql.exp.TyExpRaw.Sym, catdata.aql.exp.SchExpRaw.Fk, catdata.aql.exp.SchExpRaw.Att, Gen, Sk> term = RawTerm.infer1x(new HashMap<>(), consts.get(s), null, required, src0.collage().convert(), "", src0.typeSide.js).second;
        yyy.put(new Var(s), term.convert());
    }
    return Query.makeQuery2(xxx, yyy, ens0, atts0, fks0, src0, dst0, doNotCheckEqs, elimRed);
}