Examples with Eq catdata.aql.Eq used on opensource projects

Example 1 with Eq

use of catdata.aql.Eq 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);
}

Example 2 with Eq

use of catdata.aql.Eq in project fql by CategoricalData.

the class QueryExpRawSimple method eval.

// TODO aql merge with queryexpraw
@Override
public Query<Ty, En, Sym, Fk, Att, En, Fk, Att> eval(AqlEnv env) {
    Schema<Ty, En, Sym, Fk, Att> src0 = src.eval(env);
    Collage<Ty, En, Sym, Fk, Att, Void, Void> srcCol = src0.collage();
    En En = new En("Q");
    AqlOptions ops = new AqlOptions(block.options, null, env.defaults);
    boolean doNotCheckEqs = (Boolean) ops.getOrDefault(AqlOption.dont_validate_unsafe);
    boolean elimRed = (Boolean) ops.getOrDefault(AqlOption.query_remove_redundancy);
    boolean checkJava = !(Boolean) ops.getOrDefault(AqlOption.allow_java_eqs_unsafe);
    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<En, Collage<Ty, En, Sym, Fk, Att, Var, Var>> cols = new Ctx<>();
    QueryExpRaw.processBlock(block.options, env, src0, ens0, cols, block, new Ctx<>());
    Collage<Ty, En, Sym, Fk, Att, Void, Void> colForDst = new Collage<>(src0.typeSide.collage());
    colForDst.ens.add(En);
    for (Pair<Att, RawTerm> p : block.atts) {
        Map<String, Chc<Ty, En>> s = QueryExpRaw.unVar(cols.get(En).gens).<Ty>inRight().map;
        Term<Ty, catdata.aql.exp.SchExpRaw.En, Sym, Fk, Att, Gen, Sk> term = RawTerm.infer1x(s, p.second, p.second, null, srcCol.convert(), "", src0.typeSide.js).second;
        Chc<Ty, En> ty = srcCol.type(new Ctx<>(s).map((k, v) -> new Pair<>(new Var(k), v)), term.convert());
        if (!ty.left) {
            throw new LocException(find("attributes", p), "In return clause for " + p.first + ", the type is " + ty.r + ", which is an entity.");
        }
        colForDst.atts.put(p.first, new Pair<>(En, ty.l));
    }
    DP<Ty, En, Sym, Fk, Att, Void, Void> dp = AqlProver.create(ops, colForDst, src0.typeSide.js);
    Schema<Ty, En, Sym, Fk, Att> dst0 = new Schema<Ty, En, Sym, Fk, Att>(src0.typeSide, colForDst.ens, colForDst.atts.map, colForDst.fks.map, new HashSet<>(), dp, checkJava);
    for (Pair<Att, RawTerm> p : block.atts) {
        try {
            QueryExpRaw.processAtt(src0, dst0, ens0, atts0, cols, p, new Ctx<>());
        } catch (RuntimeException ex) {
            ex.printStackTrace();
            throw new LocException(find("attributes", p), "In return clause for " + p.first + ", " + ex.getMessage());
        }
    }
    // TODO aql
    return Query.makeQuery(ens0, atts0, fks0, src0, dst0, doNotCheckEqs, elimRed);
}

Example 3 with Eq

use of catdata.aql.Eq in project fql by CategoricalData.

the class QueryExpRaw method processBlock.

public static void processBlock(Map<String, String> options, AqlEnv env, Schema<Ty, En, Sym, Fk, Att> src0, Ctx<En, Triple<Ctx<Var, En>, Collection<Eq<Ty, En, Sym, Fk, Att, Var, Var>>, AqlOptions>> ens0, Ctx<En, Collage<Ty, En, Sym, Fk, Att, Var, Var>> cols, Block p, Ctx<String, String> params) {
    // p.second.gens);
    Ctx<Var, En> ctx = new Ctx<Var, En>(Util.toMapSafely(p.gens));
    for (Var v : ctx.map.keySet()) {
        En en = ctx.get(v);
        if (!src0.ens.contains(en)) {
            throw new RuntimeException("from clause contains " + v + ":" + en + ", but " + en + " is not a source entity");
        }
    }
    Collage<Ty, En, Sym, Fk, Att, Var, Var> col = new Collage<>(src0.collage());
    Ctx<String, Chc<Ty, En>> ctx0 = unVar(ctx.inRight());
    col.gens.putAll(ctx.map);
    for (String q : params.keySet()) {
        ctx0.put(q, Chc.inLeft(new Ty(params.get(q))));
        col.sks.put(new Var(q), new Ty(params.get(q)));
    }
    cols.put(p.en, col);
    Collection<Eq<Ty, En, Sym, Fk, Att, Var, Var>> eqs = new HashSet<>();
    for (Pair<RawTerm, RawTerm> eq : p.eqs) {
        Triple<Ctx<Var, Chc<catdata.aql.exp.TyExpRaw.Ty, catdata.aql.exp.SchExpRaw.En>>, 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<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>> x = RawTerm.infer1x(ctx0.map, eq.first, eq.second, null, col.convert(), "In equation " + eq.first + " = " + eq.second + ", ", src0.typeSide.js).first3();
        eqs.add(new Eq<>(new Ctx<>(), freeze(x.second.convert(), params), freeze(x.third.convert(), params)));
    }
    Map<String, String> uu = new HashMap<>(options);
    uu.putAll(p.options);
    AqlOptions theops = new AqlOptions(uu, null, env.defaults);
    Triple<Ctx<Var, En>, Collection<Eq<Ty, En, Sym, Fk, Att, Var, Var>>, AqlOptions> b = new Triple<>(ctx, eqs, theops);
    ens0.put(p.en, b);
}

Example 4 with Eq

use of catdata.aql.Eq in project fql by CategoricalData.

the class TyExpRaw method eval.

@Override
public synchronized TypeSide<Ty, Sym> eval(AqlEnv env) {
    AqlOptions ops = new AqlOptions(options, col, env.defaults);
    // changed my mind: do not defer equation checking since invokes javascript
    // col.
    AqlJs<Ty, Sym> js = new AqlJs<>(col.syms, col.java_tys, col.java_parsers, col.java_fns);
    for (Triple<List<Pair<String, String>>, RawTerm, RawTerm> eq : eqs) {
        try {
            Triple<Ctx<Var, Chc<Ty, Void>>, Term<Ty, Void, Sym, Void, Void, Void, Void>, Term<Ty, Void, Sym, Void, Void, Void, Void>> tr = infer1x(yyy(eq.first), eq.second, eq.third, null, col, "", js);
            col.eqs.add(new Eq<>(tr.first, tr.second, tr.third));
        } catch (RuntimeException ex) {
            ex.printStackTrace();
            throw new LocException(find("equations", eq), "In equation " + eq.second + " = " + eq.third + ", " + ex.getMessage());
        }
    }
    for (Pair<Integer, TyExp<Ty, Sym>> k : imports) {
        TypeSide<Ty, Sym> v = k.second.eval(env);
        col.addAll(v.collage());
    }
    Set<Triple<Ctx<Var, Ty>, Term<Ty, Void, Sym, Void, Void, Void, Void>, Term<Ty, Void, Sym, Void, Void, Void, Void>>> eqs0 = col.eqsAsTriples().stream().map(x -> new Triple<>(xxx(x.first), x.second, x.third)).collect(Collectors.toSet());
    TypeSide<Ty, Sym> ret = new TypeSide<Ty, Sym>(col.tys, col.syms.map, eqs0, col.java_tys.map, col.java_parsers.map, col.java_fns.map, ops);
    return ret;
}