| 1 | //===----------------------------------------------------------------------===// |
|---|---|
| 2 | // DuckDB |
| 3 | // |
| 4 | // duckdb/planner/bound_constraint.hpp |
| 5 | // |
| 6 | // |
| 7 | //===----------------------------------------------------------------------===// |
| 8 | |
| 9 | #pragma once |
| 10 | |
| 11 | #include "duckdb/common/common.hpp" |
| 12 | #include "duckdb/parser/constraint.hpp" |
| 13 | #include "duckdb/common/serializer.hpp" |
| 14 | #include "duckdb/common/exception.hpp" |
| 15 | |
| 16 | namespace duckdb { |
| 17 | //! Bound equivalent of Constraint |
| 18 | class BoundConstraint { |
| 19 | public: |
| 20 | explicit BoundConstraint(ConstraintType type) : type(type) {}; |
| 21 | virtual ~BoundConstraint() { |
| 22 | } |
| 23 | |
| 24 | void Serialize(Serializer &serializer) const { |
| 25 | serializer.Write(element: type); |
| 26 | } |
| 27 | |
| 28 | static unique_ptr<BoundConstraint> Deserialize(Deserializer &source) { |
| 29 | return make_uniq<BoundConstraint>(args: source.Read<ConstraintType>()); |
| 30 | } |
| 31 | |
| 32 | ConstraintType type; |
| 33 | |
| 34 | public: |
| 35 | template <class TARGET> |
| 36 | TARGET &Cast() { |
| 37 | if (type != TARGET::TYPE) { |
| 38 | throw InternalException("Failed to cast constraint to type - bound constraint type mismatch"); |
| 39 | } |
| 40 | return reinterpret_cast<TARGET &>(*this); |
| 41 | } |
| 42 | |
| 43 | template <class TARGET> |
| 44 | const TARGET &Cast() const { |
| 45 | if (type != TARGET::TYPE) { |
| 46 | throw InternalException("Failed to cast constraint to type - bound constraint type mismatch"); |
| 47 | } |
| 48 | return reinterpret_cast<const TARGET &>(*this); |
| 49 | } |
| 50 | }; |
| 51 | } // namespace duckdb |
| 52 |