@Override public FTExpr copy(final QueryContext qc, final VarScope scp, final IntObjMap<Var> vs) { final FTWords ftw = new FTWords( info, query.copy(qc, scp, vs), mode, occ == null ? null : Arr.copyAll(qc, scp, vs, occ)); if (ftt != null) ftw.ftt = ftt.copy(ftw); ftw.tokens = tokens; ftw.data = data; ftw.first = first; ftw.pos = pos; ftw.fast = fast; return ftw; }
@Override public final Expr optimize(final QueryContext ctx, final VarScope scp) throws QueryException { // invalidate current context value (will be overwritten by filter) final Value cv = ctx.value; try { // return empty root if (root.isEmpty()) return optPre(null, ctx); // convert filters without numeric predicates to axis paths if (root instanceof AxisPath && !super.has(Flag.FCS)) return ((AxisPath) root.copy(ctx, scp)).addPreds(ctx, scp, preds); // no predicates.. return root; otherwise, do some advanced compilations return preds.length == 0 ? root : opt(ctx); } finally { ctx.value = cv; } }
@Override public Expr copy(final QueryContext qc, final VarScope scp, final IntObjMap<Var> vs) { return new TypeSwitch(info, ts.copy(qc, scp, vs), Arr.copyAll(qc, scp, vs, cases)); }