CL_ABAP_REFDESCR - Runtime Type Services

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Functionality

This final class is used to describe reference data types (REF TO...). There is a single type object for each reference data type.

Relationships

CL_ABAP_TYPEDESCR
|
|--CL_ABAP_DATADESCR
| |
| |--CL_ABAP_ELEMDESCR
| |--CL_ABAP_REFDESCR
| |--CL_ABAP_COMPLEXDESCR
| |
| |--CL_ABAP_STRUCTDESCR
| |--CL_ABAP_TABLEDESCR
|
|--CL_ABAP_OBJECTDESCR
|
|--CL_ABAP_CLASSDESCR
|--CL_ABAP_INTFDESCR

Example

REPORT typedescr_test.

CLASS c01 DEFINITION.
ENDCLASS.

TYPES:
my_ref_type TYPE REF TO c01.

DATA:
descr_ref TYPE REF TO cl_abap_refdescr,
descr_ref_type TYPE REF TO cl_abap_typedescr.

START-OF-SELECTION.
descr_ref ?=
cl_abap_typedescr=>describe_by_name( 'MY_REF_TYPE' ).

WRITE: / '******* Reference *****'.
WRITE: / 'Typename :', descr_ref->absolute_name.
WRITE: / 'Kind :', descr_ref->type_kind.
WRITE: / 'Length :', descr_ref->length.

descr_ref_type ?= descr_ref->get_referenced_type( ).

WRITE: / '******* Referenced Type *****'.
WRITE: / 'Typename :', descr_ref_type->absolute_name.
WRITE: / 'Kind :', descr_ref_type->type_kind.
WRITE: / 'Length :', descr_ref_type->length.

Notes

None

Further information

Classes:
CL_ABAP_DATADESCR
CL_ABAP_COMPLEXDESRC
CL_ABAP_OBJECTDESCR
CL_ABAP_TYPEDESCR
CL_ABAP_ELEMDESCR
CL_ABAP_STRUCTDESCR
CL_ABAP_TABLEDESCR
CL_ABAP_CLASSDESCR
CL_ABAP_INTFDESCR

General Material Data   General Material Data  
This documentation is copyright by SAP AG.


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