24   std::unique_ptr<MeshBase> 
generate() 
override;
 std::vector< SubdomainName > _old_block
The old blocks. 
const InputParameters & parameters() const
Get the parameters of the object. 
MeshGenerator for re-numbering or re-naming blocks. 
RenameBlockGenerator(const InputParameters ¶meters)
std::unique_ptr< MeshBase > & _input
static InputParameters validParams()
std::string _old_block_param_name
The name of the parameter that specifies the old blocks. 
std::unique_ptr< MeshBase > generate() override
Generate / modify the mesh. 
std::vector< SubdomainName > _new_block
The new blocks. 
MeshGenerators are objects that can modify or add to an existing mesh.