Ejemplos de Amazon S3 que utilizan SDK de SAP ABAP

En el siguiente ejemplo de código, se muestra cómo:

Creación de un bucket y cargar un archivo en el bucket.
Descargar un objeto desde un bucket.
Copiar un objeto en una subcarpeta de un bucket.
Obtención de una lista de los objetos de un bucket.
Eliminación del bucket y todos los objetos que incluye.

SDK para SAP ABAP

nota

Hay más información. GitHub Busque el ejemplo completo y aprenda a configurar y ejecutar en el Repositorio de ejemplos de código de AWS.


    DATA(lo_session) = /aws1/cl_rt_session_aws=>create( cv_pfl ).
    DATA(lo_s3) = /aws1/cl_s3_factory=>create( lo_session ).

    " Create an Amazon Simple Storage Service (Amazon S3) bucket. "
    TRY.
        " determine our region from our session
        DATA(lv_region) = CONV /aws1/s3_bucketlocationcnstrnt( lo_session->get_region( ) ).
        DATA lo_constraint TYPE REF TO /aws1/cl_s3_createbucketconf.
        " When in the us-east-1 region, you must not specify a constraint
        " In all other regions, specify the region as the constraint
        IF lv_region = 'us-east-1'.
          CLEAR lo_constraint.
        ELSE.
          lo_constraint = NEW /aws1/cl_s3_createbucketconf( lv_region ).
        ENDIF.

        lo_s3->createbucket(
            iv_bucket = iv_bucket_name
            io_createbucketconfiguration  = lo_constraint ).
        MESSAGE 'S3 bucket created.' TYPE 'I'.
      CATCH /aws1/cx_s3_bucketalrdyexists.
        MESSAGE 'Bucket name already exists.' TYPE 'E'.
      CATCH /aws1/cx_s3_bktalrdyownedbyyou.
        MESSAGE 'Bucket already exists and is owned by you.' TYPE 'E'.
    ENDTRY.


    "Upload an object to an S3 bucket."
    TRY.
        "Get contents of file from application server."
        DATA lv_file_content TYPE xstring.
        OPEN DATASET iv_key FOR INPUT IN BINARY MODE.
        READ DATASET iv_key INTO lv_file_content.
        CLOSE DATASET iv_key.

        lo_s3->putobject(
            iv_bucket = iv_bucket_name
            iv_key = iv_key
            iv_body = lv_file_content ).
        MESSAGE 'Object uploaded to S3 bucket.' TYPE 'I'.
      CATCH /aws1/cx_s3_nosuchbucket.
        MESSAGE 'Bucket does not exist.' TYPE 'E'.
    ENDTRY.

    " Get an object from a bucket. "
    TRY.
        DATA(lo_result) = lo_s3->getobject(
                   iv_bucket = iv_bucket_name
                   iv_key = iv_key ).
        DATA(lv_object_data) = lo_result->get_body( ).
        MESSAGE 'Object retrieved from S3 bucket.' TYPE 'I'.
      CATCH /aws1/cx_s3_nosuchbucket.
        MESSAGE 'Bucket does not exist.' TYPE 'E'.
      CATCH /aws1/cx_s3_nosuchkey.
        MESSAGE 'Object key does not exist.' TYPE 'E'.
    ENDTRY.

    " Copy an object to a subfolder in a bucket. "
    TRY.
        lo_s3->copyobject(
          iv_bucket = iv_bucket_name
          iv_key = |{ iv_copy_to_folder }/{ iv_key }|
          iv_copysource = |{ iv_bucket_name }/{ iv_key }| ).
        MESSAGE 'Object copied to a subfolder.' TYPE 'I'.
      CATCH /aws1/cx_s3_nosuchbucket.
        MESSAGE 'Bucket does not exist.' TYPE 'E'.
      CATCH /aws1/cx_s3_nosuchkey.
        MESSAGE 'Object key does not exist.' TYPE 'E'.
    ENDTRY.

    " List objects in the bucket. "
    TRY.
        DATA(lo_list) = lo_s3->listobjects(
           iv_bucket = iv_bucket_name ).
        MESSAGE 'Retrieved list of objects in S3 bucket.' TYPE 'I'.
      CATCH /aws1/cx_s3_nosuchbucket.
        MESSAGE 'Bucket does not exist.' TYPE 'E'.
    ENDTRY.
    DATA text TYPE string VALUE 'Object List - '.
    DATA lv_object_key TYPE /aws1/s3_objectkey.
    LOOP AT lo_list->get_contents( ) INTO DATA(lo_object).
      lv_object_key = lo_object->get_key( ).
      CONCATENATE lv_object_key ', ' INTO text.
    ENDLOOP.
    MESSAGE text TYPE'I'.

    " Delete the objects in a bucket. "
    TRY.
        lo_s3->deleteobject(
            iv_bucket = iv_bucket_name
            iv_key = iv_key ).
        lo_s3->deleteobject(
            iv_bucket = iv_bucket_name
            iv_key = |{ iv_copy_to_folder }/{ iv_key }| ).
        MESSAGE 'Objects deleted from S3 bucket.' TYPE 'I'.
      CATCH /aws1/cx_s3_nosuchbucket.
        MESSAGE 'Bucket does not exist.' TYPE 'E'.
    ENDTRY.


    " Delete the bucket. "
    TRY.
        lo_s3->deletebucket(
            iv_bucket = iv_bucket_name ).
        MESSAGE 'Deleted S3 bucket.' TYPE 'I'.
      CATCH /aws1/cx_s3_nosuchbucket.
        MESSAGE 'Bucket does not exist.' TYPE 'E'.
    ENDTRY.

Para detalles acerca de la API, consulte los siguientes temas en la Referencia de la API del AWS SDK para SAP ABAP.

En el siguiente ejemplo de código, se muestra cómo utilizar CopyObject.

SDK para SAP ABAP

nota

Hay más información GitHub. Busque el ejemplo completo y aprenda a configurar y ejecutar en el Repositorio de ejemplos de código de AWS.


    TRY.
        lo_s3->copyobject(
          iv_bucket = iv_dest_bucket
          iv_key = iv_dest_object
          iv_copysource = |{ iv_src_bucket }/{ iv_src_object }| ).
        MESSAGE 'Object copied to another bucket.' TYPE 'I'.
      CATCH /aws1/cx_s3_nosuchbucket.
        MESSAGE 'Bucket does not exist.' TYPE 'E'.
      CATCH /aws1/cx_s3_nosuchkey.
        MESSAGE 'Object key does not exist.' TYPE 'E'.
    ENDTRY.

Para obtener más información sobre la API, consulte CopyObjectla referencia sobre la API ABAP del AWS SDK para SAP.

En el siguiente ejemplo de código, se muestra cómo utilizar CreateBucket.

SDK para SAP ABAP