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# Contoh Amazon SNS menggunakan SDK untuk SAP ABAP
<a name="sap-abap_sns_code_examples"></a>

Contoh kode berikut menunjukkan cara melakukan tindakan dan menerapkan skenario umum dengan menggunakan AWS SDK untuk SAP ABAP dengan Amazon SNS.

*Tindakan* merupakan kutipan kode dari program yang lebih besar dan harus dijalankan dalam konteks. Sementara tindakan menunjukkan cara memanggil fungsi layanan individual, Anda dapat melihat tindakan dalam konteks dalam skenario terkait.

*Skenario* adalah contoh kode yang menunjukkan kepada Anda bagaimana menyelesaikan tugas tertentu dengan memanggil beberapa fungsi dalam layanan atau dikombinasikan dengan yang lain Layanan AWS.

Setiap contoh menyertakan tautan ke kode sumber lengkap, di mana Anda dapat menemukan instruksi tentang cara mengatur dan menjalankan kode dalam konteks.

**Topics**
+ [Tindakan](#actions)
+ [Skenario](#scenarios)

## Tindakan
<a name="actions"></a>

### `CreateTopic`
<a name="sns_CreateTopic_sap-abap_topic"></a>

Contoh kode berikut menunjukkan cara menggunakan`CreateTopic`.

**SDK for SAP ABAP**  
 Ada lebih banyak tentang GitHub. Temukan contoh lengkapnya dan pelajari cara mengatur dan menjalankannya di [Repositori Contoh Kode AWS](https://github.com/awsdocs/aws-doc-sdk-examples/tree/main/sap-abap/services/sns#code-examples). 

```
    TRY.
        oo_result = lo_sns->createtopic( iv_name = iv_topic_name ). " oo_result is returned for testing purposes. "
        MESSAGE 'SNS topic created' TYPE 'I'.
      CATCH /aws1/cx_snstopiclimitexcdex.
        MESSAGE 'Unable to create more topics. You have reached the maximum number of topics allowed.' TYPE 'E'.
    ENDTRY.
```
+  Untuk detail API, lihat [CreateTopic](https://docs.aws.amazon.com/sdk-for-sap-abap/v1/api/latest/index.html)di *AWS SDK untuk referensi SAP ABAP* API. 

### `DeleteTopic`
<a name="sns_DeleteTopic_sap-abap_topic"></a>

Contoh kode berikut menunjukkan cara menggunakan`DeleteTopic`.

**SDK for SAP ABAP**  
 Ada lebih banyak tentang GitHub. Temukan contoh lengkapnya dan pelajari cara mengatur dan menjalankannya di [Repositori Contoh Kode AWS](https://github.com/awsdocs/aws-doc-sdk-examples/tree/main/sap-abap/services/sns#code-examples). 

```
    TRY.
        lo_sns->deletetopic( iv_topicarn = iv_topic_arn ).
        MESSAGE 'SNS topic deleted.' TYPE 'I'.
      CATCH /aws1/cx_snsnotfoundexception.
        MESSAGE 'Topic does not exist.' TYPE 'E'.
    ENDTRY.
```
+  Untuk detail API, lihat [DeleteTopic](https://docs.aws.amazon.com/sdk-for-sap-abap/v1/api/latest/index.html)di *AWS SDK untuk referensi SAP ABAP* API. 

### `GetTopicAttributes`
<a name="sns_GetTopicAttributes_sap-abap_topic"></a>

Contoh kode berikut menunjukkan cara menggunakan`GetTopicAttributes`.

**SDK for SAP ABAP**  
 Ada lebih banyak tentang GitHub. Temukan contoh lengkapnya dan pelajari cara mengatur dan menjalankannya di [Repositori Contoh Kode AWS](https://github.com/awsdocs/aws-doc-sdk-examples/tree/main/sap-abap/services/sns#code-examples). 

```
    TRY.
        oo_result = lo_sns->gettopicattributes( iv_topicarn = iv_topic_arn ). " oo_result is returned for testing purposes. "
        DATA(lt_attributes) = oo_result->get_attributes( ).
        MESSAGE 'Retrieved attributes/properties of a topic.' TYPE 'I'.
      CATCH /aws1/cx_snsnotfoundexception.
        MESSAGE 'Topic does not exist.' TYPE 'E'.
    ENDTRY.
```
+  Untuk detail API, lihat [GetTopicAttributes](https://docs.aws.amazon.com/sdk-for-sap-abap/v1/api/latest/index.html)di *AWS SDK untuk referensi SAP ABAP* API. 

### `ListSubscriptions`
<a name="sns_ListSubscriptions_sap-abap_topic"></a>

Contoh kode berikut menunjukkan cara menggunakan`ListSubscriptions`.

**SDK for SAP ABAP**  
 Ada lebih banyak tentang GitHub. Temukan contoh lengkapnya dan pelajari cara mengatur dan menjalankannya di [Repositori Contoh Kode AWS](https://github.com/awsdocs/aws-doc-sdk-examples/tree/main/sap-abap/services/sns#code-examples). 

```
    TRY.
        oo_result = lo_sns->listsubscriptions( ).                " oo_result is returned for testing purposes. "
        DATA(lt_subscriptions) = oo_result->get_subscriptions( ).
        MESSAGE 'Retrieved list of subscribers.' TYPE 'I'.
      CATCH /aws1/cx_rt_generic.
        MESSAGE 'Unable to list subscribers.' TYPE 'E'.
    ENDTRY.
```
+  Untuk detail API, lihat [ListSubscriptions](https://docs.aws.amazon.com/sdk-for-sap-abap/v1/api/latest/index.html)di *AWS SDK untuk referensi SAP ABAP* API. 

### `ListTopics`
<a name="sns_ListTopics_sap-abap_topic"></a>

Contoh kode berikut menunjukkan cara menggunakan`ListTopics`.

**SDK for SAP ABAP**  
 Ada lebih banyak tentang GitHub. Temukan contoh lengkapnya dan pelajari cara mengatur dan menjalankannya di [Repositori Contoh Kode AWS](https://github.com/awsdocs/aws-doc-sdk-examples/tree/main/sap-abap/services/sns#code-examples). 

```
    TRY.
        oo_result = lo_sns->listtopics( ).            " oo_result is returned for testing purposes. "
        DATA(lt_topics) = oo_result->get_topics( ).
        MESSAGE 'Retrieved list of topics.' TYPE 'I'.
      CATCH /aws1/cx_rt_generic.
        MESSAGE 'Unable to list topics.' TYPE 'E'.
    ENDTRY.
```
+  Untuk detail API, lihat [ListTopics](https://docs.aws.amazon.com/sdk-for-sap-abap/v1/api/latest/index.html)di *AWS SDK untuk referensi SAP ABAP* API. 

### `Publish`
<a name="sns_Publish_sap-abap_topic"></a>

Contoh kode berikut menunjukkan cara menggunakan`Publish`.

**SDK for SAP ABAP**  
 Ada lebih banyak tentang GitHub. Temukan contoh lengkapnya dan pelajari cara mengatur dan menjalankannya di [Repositori Contoh Kode AWS](https://github.com/awsdocs/aws-doc-sdk-examples/tree/main/sap-abap/services/sns#code-examples). 

```
    TRY.
        oo_result = lo_sns->publish(              " oo_result is returned for testing purposes. "
          iv_topicarn = iv_topic_arn
          iv_message = iv_message ).
        MESSAGE 'Message published to SNS topic.' TYPE 'I'.
      CATCH /aws1/cx_snsnotfoundexception.
        MESSAGE 'Topic does not exist.' TYPE 'E'.
    ENDTRY.
```
Publikasikan pesan dengan atribut ke topik.  

```
    TRY.
        oo_result = lo_sns->publish(              " oo_result is returned for testing purposes. "
          iv_topicarn = iv_topic_arn
          iv_message = iv_message
          it_messageattributes = it_msg_attrs ).
        MESSAGE 'Message with attributes published to SNS topic.' TYPE 'I'.
      CATCH /aws1/cx_snsnotfoundexception.
        MESSAGE 'Topic does not exist.' TYPE 'E'.
    ENDTRY.
```
Publikasikan pesan multi-format ke suatu topik.  

```
    " Build JSON message structure for multi-format message
    DATA(lv_json_message) = |\{ "default": "{ iv_default_message }", "sms": "{ iv_sms_message }", "email": "{ iv_email_message }" \}|.

    TRY.
        oo_result = lo_sns->publish(              " oo_result is returned for testing purposes. "
          iv_topicarn = iv_topic_arn
          iv_message = lv_json_message
          iv_subject = iv_subject
          iv_messagestructure = 'json' ).
        MESSAGE 'Multi-format message published to SNS topic.' TYPE 'I'.
      CATCH /aws1/cx_snsnotfoundexception.
        MESSAGE 'Topic does not exist.' TYPE 'E'.
    ENDTRY.
```
+  Untuk detail API, lihat [Publikasikan](https://docs.aws.amazon.com/sdk-for-sap-abap/v1/api/latest/index.html) di *AWS SDK untuk referensi API SAP ABAP*. 

### `SetSubscriptionAttributes`
<a name="sns_SetSubscriptionAttributes_sap-abap_topic"></a>

Contoh kode berikut menunjukkan cara menggunakan`SetSubscriptionAttributes`.

**SDK for SAP ABAP**  
 Ada lebih banyak tentang GitHub. Temukan contoh lengkapnya dan pelajari cara mengatur dan menjalankannya di [Repositori Contoh Kode AWS](https://github.com/awsdocs/aws-doc-sdk-examples/tree/main/sap-abap/services/sns#code-examples). 

```
    TRY.
        lo_sns->setsubscriptionattributes(
            iv_subscriptionarn = iv_subscription_arn
            iv_attributename  = 'FilterPolicy'
            iv_attributevalue = iv_filter_policy ).
        MESSAGE 'Added filter policy to subscription.' TYPE 'I'.
      CATCH /aws1/cx_snsnotfoundexception.
        MESSAGE 'Subscription does not exist.' TYPE 'E'.
    ENDTRY.
```
+  Untuk detail API, lihat [SetSubscriptionAttributes](https://docs.aws.amazon.com/sdk-for-sap-abap/v1/api/latest/index.html)di *AWS SDK untuk referensi SAP ABAP* API. 

### `SetTopicAttributes`
<a name="sns_SetTopicAttributes_sap-abap_topic"></a>

Contoh kode berikut menunjukkan cara menggunakan`SetTopicAttributes`.

**SDK for SAP ABAP**  
 Ada lebih banyak tentang GitHub. Temukan contoh lengkapnya dan pelajari cara mengatur dan menjalankannya di [Repositori Contoh Kode AWS](https://github.com/awsdocs/aws-doc-sdk-examples/tree/main/sap-abap/services/sns#code-examples). 

```
    TRY.
        lo_sns->settopicattributes(
            iv_topicarn = iv_topic_arn
            iv_attributename  = iv_attribute_name
            iv_attributevalue = iv_attribute_value ).
        MESSAGE 'Set/updated SNS topic attributes.' TYPE 'I'.
      CATCH /aws1/cx_snsnotfoundexception.
        MESSAGE 'Topic does not exist.' TYPE 'E'.
    ENDTRY.
```
+  Untuk detail API, lihat [SetTopicAttributes](https://docs.aws.amazon.com/sdk-for-sap-abap/v1/api/latest/index.html)di *AWS SDK untuk referensi SAP ABAP* API. 

### `Subscribe`
<a name="sns_Subscribe_sap-abap_topic"></a>

Contoh kode berikut menunjukkan cara menggunakan`Subscribe`.

**SDK for SAP ABAP**  
 Ada lebih banyak tentang GitHub. Temukan contoh lengkapnya dan pelajari cara mengatur dan menjalankannya di [Repositori Contoh Kode AWS](https://github.com/awsdocs/aws-doc-sdk-examples/tree/main/sap-abap/services/sns#code-examples). 
Berlangganan alamat email ke suatu topik.  

```
    TRY.
        oo_result = lo_sns->subscribe(                      "oo_result is returned for testing purposes."
                iv_topicarn = iv_topic_arn
                iv_protocol = 'email'
                iv_endpoint = iv_email_address
                iv_returnsubscriptionarn = abap_true ).
        MESSAGE 'Email address subscribed to SNS topic.' TYPE 'I'.
      CATCH /aws1/cx_snsnotfoundexception.
        MESSAGE 'Topic does not exist.' TYPE 'E'.
      CATCH /aws1/cx_snssubscriptionlmte00.
        MESSAGE 'Unable to create subscriptions. You have reached the maximum number of subscriptions allowed.' TYPE 'E'.
    ENDTRY.
```
+  Untuk detail API, lihat [Berlangganan](https://docs.aws.amazon.com/sdk-for-sap-abap/v1/api/latest/index.html) di *AWS SDK untuk referensi API SAP ABAP*. 

### `Unsubscribe`
<a name="sns_Unsubscribe_sap-abap_topic"></a>

Contoh kode berikut menunjukkan cara menggunakan`Unsubscribe`.

**SDK for SAP ABAP**  
 Ada lebih banyak tentang GitHub. Temukan contoh lengkapnya dan pelajari cara mengatur dan menjalankannya di [Repositori Contoh Kode AWS](https://github.com/awsdocs/aws-doc-sdk-examples/tree/main/sap-abap/services/sns#code-examples). 

```
    TRY.
        lo_sns->unsubscribe( iv_subscriptionarn = iv_subscription_arn ).
        MESSAGE 'Subscription deleted.' TYPE 'I'.
      CATCH /aws1/cx_snsnotfoundexception.
        MESSAGE 'Subscription does not exist.' TYPE 'E'.
      CATCH /aws1/cx_snsinvalidparameterex.
        MESSAGE 'Subscription with "PendingConfirmation" status cannot be deleted/unsubscribed. Confirm subscription before performing unsubscribe operation.' TYPE 'E'.
    ENDTRY.
```
+  Untuk detail API, lihat [Berhenti berlangganan](https://docs.aws.amazon.com/sdk-for-sap-abap/v1/api/latest/index.html) di *AWS SDK untuk referensi SAP ABAP* API. 

## Skenario
<a name="scenarios"></a>

### Buat dan publikasikan ke topik FIFO
<a name="sns_PublishFifoTopic_sap-abap_topic"></a>

Contoh kode berikut menunjukkan cara membuat dan mempublikasikan ke topik FIFO Amazon SNS.

**SDK for SAP ABAP**  
 Ada lebih banyak tentang GitHub. Temukan contoh lengkapnya dan pelajari cara mengatur dan menjalankannya di [Repositori Contoh Kode AWS](https://github.com/awsdocs/aws-doc-sdk-examples/tree/main/sap-abap/services/sns#code-examples). 
Buat topik FIFO, berlangganan antrian Amazon SQS FIFO ke topik tersebut, dan publikasikan pesan ke topik Amazon SNS.  

```
    " Creates a FIFO topic. "
    DATA lt_tpc_attributes TYPE /aws1/cl_snstopicattrsmap_w=>tt_topicattributesmap.
    DATA ls_tpc_attributes TYPE /aws1/cl_snstopicattrsmap_w=>ts_topicattributesmap_maprow.
    ls_tpc_attributes-key = 'FifoTopic'.
    ls_tpc_attributes-value = NEW /aws1/cl_snstopicattrsmap_w( iv_value = 'true' ).
    INSERT ls_tpc_attributes INTO TABLE lt_tpc_attributes.

    TRY.
        DATA(lo_create_result) = lo_sns->createtopic(
               iv_name = iv_topic_name
               it_attributes = lt_tpc_attributes ).
        DATA(lv_topic_arn) = lo_create_result->get_topicarn( ).
        ov_topic_arn = lv_topic_arn.                                    " ov_topic_arn is returned for testing purposes. "
        MESSAGE 'FIFO topic created' TYPE 'I'.
      CATCH /aws1/cx_snstopiclimitexcdex.
        MESSAGE 'Unable to create more topics. You have reached the maximum number of topics allowed.' TYPE 'E'.
    ENDTRY.

    " Subscribes an endpoint to an Amazon Simple Notification Service (Amazon SNS) topic. "
    " Only Amazon Simple Queue Service (Amazon SQS) FIFO queues can be subscribed to an SNS FIFO topic. "
    TRY.
        DATA(lo_subscribe_result) = lo_sns->subscribe(
               iv_topicarn = lv_topic_arn
               iv_protocol = 'sqs'
               iv_endpoint = iv_queue_arn ).
        DATA(lv_subscription_arn) = lo_subscribe_result->get_subscriptionarn( ).
        ov_subscription_arn = lv_subscription_arn.                      " ov_subscription_arn is returned for testing purposes. "
        MESSAGE 'SQS queue was subscribed to SNS topic.' TYPE 'I'.
      CATCH /aws1/cx_snsnotfoundexception.
        MESSAGE 'Topic does not exist.' TYPE 'E'.
      CATCH /aws1/cx_snssubscriptionlmte00.
        MESSAGE 'Unable to create subscriptions. You have reached the maximum number of subscriptions allowed.' TYPE 'E'.
    ENDTRY.

    " Publish message to SNS topic. "
    TRY.
        DATA lt_msg_attributes TYPE /aws1/cl_snsmessageattrvalue=>tt_messageattributemap.
        DATA ls_msg_attributes TYPE /aws1/cl_snsmessageattrvalue=>ts_messageattributemap_maprow.
        ls_msg_attributes-key = 'Importance'.
        ls_msg_attributes-value = NEW /aws1/cl_snsmessageattrvalue( iv_datatype = 'String'
                                                                    iv_stringvalue = 'High' ).
        INSERT ls_msg_attributes INTO TABLE lt_msg_attributes.

        DATA(lo_result) = lo_sns->publish(
             iv_topicarn = lv_topic_arn
             iv_message = 'The price of your mobile plan has been increased from $19 to $23'
             iv_subject = 'Changes to mobile plan'
             iv_messagegroupid = 'Update-2'
             iv_messagededuplicationid = 'Update-2.1'
             it_messageattributes = lt_msg_attributes ).
        ov_message_id = lo_result->get_messageid( ).                    " ov_message_id is returned for testing purposes. "
        MESSAGE 'Message was published to SNS topic.' TYPE 'I'.
      CATCH /aws1/cx_snsnotfoundexception.
        MESSAGE 'Topic does not exist.' TYPE 'E'.
    ENDTRY.
```
+ Untuk mengetahui hal detail mengenai API, silakan lihat topik-topik berikut di *referensi API AWS SDK untuk ABAP SAP*.
  + [CreateTopic](https://docs.aws.amazon.com/sdk-for-sap-abap/v1/api/latest/index.html)
  + [Publikasikan](https://docs.aws.amazon.com/sdk-for-sap-abap/v1/api/latest/index.html)
  + [Berlangganan](https://docs.aws.amazon.com/sdk-for-sap-abap/v1/api/latest/index.html)

### Publikasikan pesan teks SMS
<a name="sns_PublishTextSMS_sap-abap_topic"></a>

Contoh kode berikut menunjukkan cara mempublikasikan pesan SMS menggunakan Amazon SNS.

**SDK for SAP ABAP**  
 Ada lebih banyak tentang GitHub. Temukan contoh lengkapnya dan pelajari cara mengatur dan menjalankannya di [Repositori Contoh Kode AWS](https://github.com/awsdocs/aws-doc-sdk-examples/tree/main/sap-abap/services/sns#code-examples). 

```
    " iv_phone_number = '+12065550101' - Phone number in E.164 format
    TRY.
        oo_result = lo_sns->publish(              " oo_result is returned for testing purposes. "
          iv_phonenumber = iv_phone_number
          iv_message = iv_message ).
        MESSAGE 'Message published to phone number.' TYPE 'I'.
      CATCH /aws1/cx_snsnotfoundexception.
        MESSAGE 'Phone number does not exist.' TYPE 'E'.
    ENDTRY.
```
+  Untuk detail API, lihat [Publikasikan](https://docs.aws.amazon.com/sdk-for-sap-abap/v1/api/latest/index.html) di *AWS SDK untuk referensi API SAP ABAP*. 