Questo esempio di codice può essere utilizzato per creare una sottoscrizione e collegare lo stesso con un argomento Pub/Sub.
Per una raccolta completa di esempi di codice per la versione SAP BTP di ABAP SDK for Google Cloud, consulta il repository di esempi di codice su GitHub.
Per una raccolta completa di esempi di codice per on-premise o su qualsiasi versione cloud dell'SDK ABAP per Google Cloud, consulta il repository di esempi di codice su GitHub.
Esempio di codice
Versione SAP BTP
" --------------------------------------------------------------------
" Copyright 2024 Google LLC -
" -
" Licensed under the Apache License, Version 2.0 (the "License"); -
" you may not use this file except in compliance with the License. -
" You may obtain a copy of the License at -
" https://www.apache.org/licenses/LICENSE-2.0 -
" Unless required by applicable law or agreed to in writing, -
" software distributed under the License is distributed on an -
" "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, -
" either express or implied. -
" See the License for the specific language governing permissions -
" and limitations under the License. -
" --------------------------------------------------------------------
CLASS zcl_cs_create_subscriptions DEFINITION
PUBLIC FINAL
CREATE PUBLIC.
PUBLIC SECTION.
INTERFACES if_oo_adt_classrun.
ENDCLASS.
CLASS zcl_cs_create_subscriptions IMPLEMENTATION.
METHOD if_oo_adt_classrun~main.
" Data declarations
DATA lv_p_projects_id TYPE string.
DATA lv_p_subscriptions_id TYPE string.
DATA ls_input TYPE /goog/cl_pubsub_v1=>ty_038.
TRY.
" Open HTTP Connection
DATA(lo_pubsub) = NEW /goog/cl_pubsub_v1( iv_key_name = 'PUBSUB_DEMO' ).
" Populate relevant parameters
" Derive project id from the client object
lv_p_projects_id = lo_pubsub->gv_project_id.
" Name of the subscription to be created
lv_p_subscriptions_id = 'SAMPLE_SUBSCRIPTION'.
" LS_INPUT contains the attributes of the subscription.
" Provide the topic to which the subscription will be attached
ls_input-topic = 'projects/' && lo_pubsub->gv_project_id && '/topics/SAMPLE_TOPIC'.
" Call API method
lo_pubsub->create_subscriptions( EXPORTING iv_p_projects_id = lv_p_projects_id
iv_p_subscriptions_id = lv_p_subscriptions_id
is_input = ls_input
IMPORTING es_output = DATA(ls_output)
ev_ret_code = DATA(lv_ret_code)
ev_err_text = DATA(lv_err_text)
es_err_resp = DATA(ls_err_resp) ).
IF /goog/cl_http_client=>is_success( lv_ret_code ).
out->write( | Subscription created successfully!| ).
ELSE.
out->write( | Error occurred: { lv_err_text }| ).
ENDIF.
" Close HTTP Connection
lo_pubsub->close( ).
CATCH /goog/cx_sdk INTO DATA(lo_exception).
lv_err_text = lo_exception->get_text( ).
out->write( |Exception occurred: { lv_err_text } | ).
ENDTRY.
ENDMETHOD.
ENDCLASS.
Versione on-premise o qualsiasi versione cloud
**********************************************************************
* Copyright 2023 Google LLC *
* *
* Licensed under the Apache License, Version 2.0 (the "License"); *
* you may not use this file except in compliance with the License. *
* You may obtain a copy of the License at *
* https://www.apache.org/licenses/LICENSE-2.0 *
* Unless required by applicable law or agreed to in writing, *
* software distributed under the License is distributed on an *
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, *
* either express or implied. *
* See the License for the specific language governing permissions *
* and limitations under the License. *
**********************************************************************
REPORT zr_create_subscriptions.
DATA:
lv_p_projects_id TYPE string,
lv_p_subscriptions_id TYPE string,
ls_input TYPE /goog/cl_pubsub_v1=>ty_038.
TRY.
* Open HTTP Connection
DATA(lo_client) = NEW /goog/cl_pubsub_v1( iv_key_name = 'CLIENT_KEY' ).
* Populate relevant parameters
" Derive project id from the client object
lv_p_projects_id = lo_client->gv_project_id.
" Name of the subscription to be created
lv_p_subscriptions_id = 'SAMPLE_SUBSCRIPTION'.
" LS_INPUT contains the attributes of the subscription.
" Provide the topic to which the subscription will be attached
ls_input-topic = 'projects/' && lo_client->gv_project_id && '/topics/SAMPLE_TOPIC'.
* Call API method
CALL METHOD lo_client->create_subscriptions
EXPORTING
iv_p_projects_id = lv_p_projects_id
iv_p_subscriptions_id = lv_p_subscriptions_id
is_input = ls_input
IMPORTING
* ES_RAW =
es_output = DATA(ls_output)
ev_ret_code = DATA(lv_ret_code)
ev_err_text = DATA(lv_err_text)
es_err_resp = DATA(ls_err_resp).
IF /goog/cl_http_client=>is_success( lv_ret_code ).
MESSAGE 'Subscription created successfully!' TYPE 'S'.
ELSE.
MESSAGE lv_err_text TYPE 'E'.
ENDIF.
* Close HTTP Connection
lo_client->close( ).
CATCH /goog/cx_sdk INTO DATA(lo_exception).
MESSAGE lo_exception->get_text( ) TYPE 'E'.
ENDTRY.