[PL] Move some methods into private Process' part.

ProcessLib/Process.h

@@ -112,6 +112,24 @@ class Process
 		_linear_solver_options.reset(new BaseLib::ConfigTree(config));
 	}
 
+	/// Sets the initial condition values in the solution vector x for a given
+	/// process variable and component.
+	void setInitialConditions(ProcessVariable const& variable,
+	                          int const component_id)
+	{
+		std::size_t const n = _mesh.getNNodes();
+		for (std::size_t i = 0; i < n; ++i)
+		{
+			MeshLib::Location const l(_mesh.getID(),
+			                          MeshLib::MeshItemType::Node, i);
+			auto const global_index = std::abs(
+			    _local_to_global_index_map->getGlobalIndex(l, component_id));
+			_x->set(global_index,
+			        variable.getInitialConditionValue(*_mesh.getNode(i)));
+		}
+	}
+
+private:
 	/// Creates global matrix, rhs and solution vectors, and the linear solver.
 	void createLinearSolver(std::string const solver_name)
 	{
@@ -143,24 +161,6 @@ class Process
 		    *_local_to_global_index_map, _mesh));
 	}
 
-
-	/// Sets the initial condition values in the solution vector x for a given
-	/// process variable and component.
-	void setInitialConditions(ProcessVariable const& variable,
-	                          int const component_id)
-	{
-		std::size_t const n = _mesh.getNNodes();
-		for (std::size_t i = 0; i < n; ++i)
-		{
-			MeshLib::Location const l(_mesh.getID(),
-			                          MeshLib::MeshItemType::Node, i);
-			auto const global_index = std::abs(
-			    _local_to_global_index_map->getGlobalIndex(l, component_id));
-			_x->set(global_index,
-			        variable.getInitialConditionValue(*_mesh.getNode(i)));
-		}
-	}
-
 protected:
 	MeshLib::Mesh& _mesh;
 	std::vector<MeshLib::MeshSubsets*> _all_mesh_subsets;