Method optimize

basex-core/src/main/java/org/basex/query/expr/Logical.java:39–51

(final CompileContext cc)

  }

  @Override
  public final Expr optimize(final CompileContext cc) throws QueryException {
    flatten(cc);
    exprs = simplifyAll(Simplify.EBV, cc);

    final boolean or = or();
    if(optimizeEbv(or, false, cc)) return cc.replaceWith(this, Bln.get(or));

    final int el = exprs.length;
    if(el == 0) return Bln.get(!or);
    if(el == 1) return cc.function(Function.BOOLEAN, info, exprs);
    return this;
  }

  @Override
  public final Bln item(final QueryContext qc, final InputInfo ii) throws QueryException {