CL_CNV_MBT_DEX_FILE_TYPE - Runtime type identification Copy of CL_ABAP_STRUCTDESCR

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Functionality

This final class is used to describe structures. There is exactly one description object for each defined structure.

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.

TYPES:
BEGIN OF my_struct,
comp_a type i,
comp_b type f,
END OF my_struct.

DATA:
my_data TYPE my_struct,
descr_ref TYPE ref to cl_abap_structdescr.

FIELD-SYMBOLS:
TYPE abap_compdescr.

START-OF-SELECTION.
descr_ref ?= cl_abap_typedescr=>describe_by_data( my_data ).

WRITE: / 'Typename :', descr_ref->absolute_name.
WRITE: / 'Kind :', descr_ref->type_kind.
WRITE: / 'Length :', descr_ref->length.
WRITE: / 'Decimals :', descr_ref->decimals.
WRITE: / 'Struct Kind :', descr_ref->struct_kind.
WRITE: / 'Components'.
WRITE: / 'Name Kind Length Decimals'.
LOOP AT descr_ref->components ASSIGNING .
WRITE: / -name, -type_kind,
-length, -decimals.
ENDLOOP.

Notes

None

Further information

Classes:
CL_ABAP_DATADESCR
CL_ABAP_COMPLEXDESRC
CL_ABAP_OBJECTDESCR
CL_ABAP_TYPEDESCR
CL_ABAP_REFDESCR
CL_ABAP_ELEMDESCR
CL_ABAP_TABLEDESCR
CL_ABAP_CLASSDESCR
CL_ABAP_INTFDESCR

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