Method: LOAD
Method: DERIVE_MATNR_EXT
Method: IF_USMD_PP_ACCESS~SAVE
Method: ENABLE_MATNR_EXT
Method: EXPORT_BUF_MATERIALID
Method: IMPORT_BUF_MATERIALID
Method: IS_MGV_LAMA_SWITCHED_ON
Method: MAP_MATID_IN
Method: CONSTRUCTOR
Method: GET_API_EXTERN_REF
Method: WRITE_TO_ENTITIES
Method: BUFFER_LAMA
Method: ENABLE_LAMA