Premiers pas avec l’analyse de documents d’Amazon Textract à l’aide d’un kit AWS SDK - Exemples de code de kit AWS SDK

D’autres exemples de kits AWS SDK sont disponibles dans le référentiel GitHub AWS Doc SDK Examples.

Premiers pas avec l’analyse de documents d’Amazon Textract à l’aide d’un kit AWS SDK

L’exemple de code suivant illustre comment :

  • lancer une analyse asynchrone ;

  • obtenir l’analyse de documents.

SAP ABAP
Kit SDK pour SAP ABAP
Note

Il y en a plus sur GitHub. Trouvez l’exemple complet et découvrez comment le configurer et l’exécuter dans le référentiel d’exemples de code AWS. 


    "Create ABAP objects for feature type."
    "Add TABLES to return information about the tables."
    "Add FORMS to return detected form data."
    "To perform both types of analysis, add TABLES and FORMS to FeatureTypes."

    DATA(lt_featuretypes) = VALUE /aws1/cl_texfeaturetypes_w=>tt_featuretypes(
      ( NEW /aws1/cl_texfeaturetypes_w( iv_value = 'FORMS' ) )
      ( NEW /aws1/cl_texfeaturetypes_w( iv_value = 'TABLES' ) ) ).

    "Create an ABAP object for the Amazon Simple Storage Service (Amazon S3) object."
    DATA(lo_s3object) = NEW /aws1/cl_texs3object( iv_bucket = iv_s3bucket
      iv_name   = iv_s3object ).

    "Create an ABAP object for the document."
    DATA(lo_documentlocation) = NEW /aws1/cl_texdocumentlocation( io_s3object = lo_s3object ).

    "Start document analysis."
    TRY.
        DATA(lo_start_result) = lo_tex->startdocumentanalysis(
          io_documentlocation     = lo_documentlocation
          it_featuretypes         = lt_featuretypes ).
        MESSAGE 'Document analysis started.' TYPE 'I'.
      CATCH /aws1/cx_texaccessdeniedex.
        MESSAGE 'You do not have permission to perform this action.' TYPE 'E'.
      CATCH /aws1/cx_texbaddocumentex.
        MESSAGE 'Amazon Textract is not able to read the document.' TYPE 'E'.
      CATCH /aws1/cx_texdocumenttoolargeex.
        MESSAGE 'The document is too large.' TYPE 'E'.
      CATCH /aws1/cx_texidempotentprmmis00.
        MESSAGE 'Idempotent parameter mismatch exception.' TYPE 'E'.
      CATCH /aws1/cx_texinternalservererr.
        MESSAGE 'Internal server error.' TYPE 'E'.
      CATCH /aws1/cx_texinvalidkmskeyex.
        MESSAGE 'AWS KMS key is not valid.' TYPE 'E'.
      CATCH /aws1/cx_texinvalidparameterex.
        MESSAGE 'Request has non-valid parameters.' TYPE 'E'.
      CATCH /aws1/cx_texinvalids3objectex.
        MESSAGE 'Amazon S3 object is not valid.' TYPE 'E'.
      CATCH /aws1/cx_texlimitexceededex.
        MESSAGE 'An Amazon Textract service limit was exceeded.' TYPE 'E'.
      CATCH /aws1/cx_texprovthruputexcdex.
        MESSAGE 'Provisioned throughput exceeded limit.' TYPE 'E'.
      CATCH /aws1/cx_texthrottlingex.
        MESSAGE 'The request processing exceeded the limit.' TYPE 'E'.
      CATCH /aws1/cx_texunsupporteddocex.
        MESSAGE 'The document is not supported.' TYPE 'E'.
    ENDTRY.

    "Get job ID from the output."
    DATA(lv_jobid) = lo_start_result->get_jobid( ).

    "Wait for job to complete."
    oo_result = lo_tex->getdocumentanalysis( iv_jobid = lv_jobid ).     " oo_result is returned for testing purposes. "
    WHILE oo_result->get_jobstatus( ) <> 'SUCCEEDED'.
      IF sy-index = 10.
        EXIT.               "Maximum 300 seconds."
      ENDIF.
      WAIT UP TO 30 SECONDS.
      oo_result = lo_tex->getdocumentanalysis( iv_jobid = lv_jobid ).
    ENDWHILE.

    DATA(lt_blocks) = oo_result->get_blocks( ).
    LOOP AT lt_blocks INTO DATA(lo_block).
      IF lo_block->get_text( ) = 'INGREDIENTS: POWDERED SUGAR* (CANE SUGAR,'.
        MESSAGE 'Found text in the doc: ' && lo_block->get_text( ) TYPE 'I'.
      ENDIF.
    ENDLOOP.