routing: backport change from main

ortools/constraint_solver/routing_ils_parameters_utils.h

@@ -0,0 +1,40 @@
+// Copyright 2010-2025 Google LLC
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+#ifndef OR_TOOLS_CONSTRAINT_SOLVER_ROUTING_ILS_PARAMETERS_UTILS_H_
+#define OR_TOOLS_CONSTRAINT_SOLVER_ROUTING_ILS_PARAMETERS_UTILS_H_
+
+#include <string>
+#include <vector>
+
+#include "ortools/constraint_solver/routing_enums.pb.h"
+#include "ortools/constraint_solver/routing_ils.pb.h"
+
+namespace operations_research {
+
+// Returns the appropriate parameters case for the given recreate heuristic.
+// Returns PARAMETERS_NOT_SET if the heuristic is not supported.
+RecreateParameters::ParametersCase GetParameterCaseForRecreateHeuristic(
+    FirstSolutionStrategy::Value recreate_heuristic);
+
+// Returns the list of supported recreate parameters cases.
+std::vector<RecreateParameters::ParametersCase>
+GetSupportedRecreateParametersCases();
+
+// Returns the name of the given recreate parameter.
+std::string GetRecreateParametersName(
+    RecreateParameters::ParametersCase parameters_case);
+
+}  // namespace operations_research
+
+#endif  // OR_TOOLS_CONSTRAINT_SOLVER_ROUTING_ILS_PARAMETERS_UTILS_H_