I tried to delete the services in order to re-create them but was getting error saying a SICF object already exits. Why would we get thisparticular statuscode? Such a message was displayed after the service was just generated, but not methods were implemented yet. Thanks for this blog very good & easy to follow. I see in your request you are mentioning client. To define the fields for the business partnerwellimport the BUT000 structure, but only use some fields. So is there any thing that changes with ECC in Release 740 and is the approach correct for different systems? classes in SAP. What should you put in the body of a DELETE operation? I hope you enjoy it and learn something from it. If not, try to find it in transaction S. Start Postman, create a Collection to store your tests & calls in, and create your first OData call to test the connection to your backend. In this case Z_JW_BUSPARTNER, node the data definition and the relations between them will be defined. Save progress to your learning plan by logging in or creating an account, Overview of Administration of SAP HANA Cloud, Overview of Application Development with SAP HANA Cloud, Introducing Application Development in SAP HANA Cloud, Introducing the SAP Cloud Application Programming Model, Describing a Basic Multi-Target Application, Creating the Persistence Data Model Using Core Data Services, Introducing Deployment Options in Application Development, Introducing Event Handlers for Custom Logic. 3. What are the List of OData ABAP Objects required to transport an OData Service? Your feedback helps us to improve the experience for everyone. Do you need to include the key in the. Postmanis a tool to test & execute HTTP(S) REST calls. As I will use my service only for organizations, I will initially only use the fields Partner, NAME_ORG1, NAME_ORG, BU_SORT1 & BU_SORT2. Why? A number of objects have been created. Now we have our simple OData service running, it is time to enhance our service. In S/4 HANA 1909, I have come across Tasklists SAP_GATEWAY_ACTIVATE_ODATA_SERV in which I can see an option to add a transport and capture activated OData services, which can be further released to Quality and Production systems from the Development environment. Hint: Have a look athttps://blogs.sap.com/2013/03/20/using-odatas-top-skip-and-count/ andhttps://blogs.sap.com/2017/12/06/display-countfilterorderbyinlinecounttop-and-skip-operations-using-odata-services/. Hi Praveen, The services are activated in your customer . What is the result status of the PATCH call? In transactionSEGW you can define your OData service. An OData service has to be enabled in SAP Gateway which establishes a mapping between the technical OData service name and the corresponding back-end service. Try to get the metadata for your service, as well as the entries for the business partners. The main aim of OData is to define an abstract data model and a protocol, which, combined, enable any client to access data exposed by any data source. Such a message was displayed after the service was just generated, but not methods were implemented yet. In Customizing for SAP NetWeaver, choose Gateway OData Channel Administration General Settings SAP NetWeaver Gateway to SAP System Activate and Maintain Services (or run transaction /IWFND/MAINT_SERVICE). ODataservices;background information and how to test them. Note the %20; this is an encoded form for a space( ). is a tool to test & execute HTTP(S) REST calls. We will use the Data Provider class defined there. The most important is the exporting parameter ET_ENTITYSET. To view the metadata for any OData service, append $metadata at the end of the URL inyour browser. When transporting the service and checking /IWFND/MAINT_SERVICE the System Aliases are most likely not set in target system. BAPI_BUPA_ADDRESS_ADD, BAPI_BUPA_ADDRESS_CHANGE and BAPI_BUPA_ADDRESS_REMOVE. You have just created a basic OData service, and learned something about the theory behind OData. http://YourSystemURL:Portnumber/sap/opu/odata/IWBEP/GWDEMO/ProductCollection?$top=20. It needs to contain Partner, AddressGUID, Country & Telephone? One option is to set this in target system directly. That's always nice to hear! In a few months, SAP Universal ID will be the only option to login to SAP Community. Question: Question: How will you know what the key is of the entity that was created with a HTTP-POST operation. Once this is completed, test your solution by creating a business partner, adding,changing,anddeletingtelephone numbers. You can retrieve the data by calling methodread_entry_data( ). Opportunities for Innovation in the Digital World, Introducing the Use case for Application Development for SAP HANA Cloud, Logging on to your SAP HANA Cloud Trial Account, Deploying a SAP HANA Cloud Database Instance, Introducing the Application Architecture in SAP HANA Cloud. As an alternative you can use Curl (http://curl.haxx.se/), but I will use Postman in thistutorial. If you have multiple accounts, use the Consolidation Tool to merge your content. to go from one Sales Order to the line items.
There are five inherited methods that are related to the Business Partner entity. Could you make an URI where you retrieve information on a sales order and its line-items, selecting only a few fields? In a few months, SAP Universal ID will be the only option to login to SAP Community. API_BUSINESS_PARTNER given in standard.Why reinventing? On the Activate and Maintain Services screen, choose Add Service. What is the return status of the call for the entries retrieving the business partners? A broad selection of OData client libraries are already widely available, for example: Android, Java, JavaScript, PHP, Ruby, and the best known mobile platforms. Why? Standard it is the class ending with , you can find the name for the class under the, node as well.
A Step by Step process to create Odata services in SAP / SAP HANA The service expects a valid key for the entity, in this case the key is a business partner number. The goal was never to create something for use in real-life. Question: Right-click on the Data Modelnode and select Import >DDIC structure. Copy the response-result and use that as the starting point for your HTTP Request body. The keyofthe input is also given in theIT_KEY_TAB parameter, it is good practice to compare thevalue from theio_data_providerwith the value in theIT_KEY_TABparameter. Should be able to try it on any system including ABAP 7.5 SP4 Developers edition. I just wish there was a book that explained everything like this. As you scroll through the page, you will seeall the entity sets (or collections) listed. First, the name of the OData service. Now we want to make some changes.
This KBA will show you the basic steps to add an OData Service via transaction code /N/IWFND/MAINT_SERVICE after installed corresponding software components. (Unfortunately, the SAPGWDemoOData servicedoesntsupport the$expandvery well, so this is a different example), Luckily, there is anotheroptionto go from one Sales Order to the line items. The goal of this exercise is to learn about OData, and for that I used a simple, easy-to-understand scenario. I changed the package of R3TR IWOM and R3TR IWSG objects, and transported it, but apprently there are still some other objects which are missing. Thanks for letting me know you find this valuable. https://blogs.sap.com/2016/02/08/odata-everything-that-you-need-to-know-part-1/ and thesubsequentblogposts in this series. Dev Client 110 for testing ( For testing, we are planning to build system Alias pointing to 110 ), 3. Most of the time you just want to display a few of the items out of the collection. telephone numbers in this example. A few points that took me quite some time debugging:When redefining the expanded methods, the names of the structures returned in the ER_ENTITY should be the same as the Navigation Properties. Conceptually, OData is a way of performing database-style create, read, update, and delete operations on resources by using HTTP verbs: Data is transferred over HTTP using the Atom or JSON format. For more information and exercises about OData please visit: A few of them are implemented by standard. used the function modules: BAPI_BUPA_ADDRESSES_GET, BAPI_BUPA_ADDRESS_GETDETAIL. After transporting IWOM and IWSG objects, the services show in my quality system, but they are inactive, and when I try to turn them on the system is prompting for a package name. I needed to get started with OData and couldn't find anything anywhere else, and this post is perfect and summarizes everything perfectly. Go to SE80 or SE37, and look for the "BAPI_BUPA_ADDRESS_CHANGE" function module. https://developers.sap.com/tutorials/hcp-webide-odata-primer.html Neither can I see any option in SICF. SAP Gateway provides the infrastructure for the OData services used by the SAP Fiori launchpad, and the SAP Fiori apps. The update will take place using the HTTP put method. As you scroll through the page, you will see, /sap/opu/odata/IWBEP/GWDEMO/?$format=json. A pop window will appear , Fill the details as per below mention in screen shot and click on check icon or enter.
How to implement an ABAP OData Service as public? http://YourSystemURL:Portnumber/sap/opu/odata/IWBEP/GWDEMO/SalesOrderCollection(1244D0D392BB1EE5B49987627D705A45)/salesorderlineitems. Thanks for sharing.! The metadata document describes the types, sets, functions and actions understood by the OData service. Environment SAP S/4HANA 1610 and higher Product SAP S/4HANA 2021 Keywords Best practice is to leave the suggested names as they are, but you can change the names of the classes. If so, you need SAP Universal ID. Not sure if I should try to change the package of these objects and transport them too, or if there is a better option. What is the return status of the call for the entries retrieving the business partners? As you see, there are many parameters in this method. That is to define the Sales Order with its key (like this:http://YourSystemURL:Portnumber/sap/opu/odata/IWBEP/GWDEMO/SalesOrderCollection(1244D0D392BB1EE5B49987627D705A45)) and use the other way to expand to the line items by using a path in the URI: Thank you again! Illexplain the Update service and leave it up you to implement the create anddeleteservices as a practice. The URI for the identification is given, for instance, /sap/opu/odata/IWBEP/GWDEMO/ProductCollection(1244D0D392BB1EE5B49984552646FA45). The System Aliases are stored in table /IWFND/C_MGDEAM and can be added manually to the transport. Enter the referential constraints (the fields used for linking the two entities). If so, you need SAP Universal ID. Implementing these standard functionalities will lead to the following method: Wouldnt it be nice if we offered a message if wecouldntfind any results? In a few months, SAP Universal ID will be the only option to login to SAP Community. Now we have our simple OData service running, it is time to enhance our service. The landscape is such that we have: 1. Click on create and fill in the requested parameters. Make sure you enter the body as XML, and set this in Postman as XML as well: Choose the PATCH operation and press SEND. and use the other way to expand to the line items by using a path in the URI: /sap/opu/odata/IWBEP/GWDEMO/SalesOrderCollection(1244D0D392BB1EE5B49987627D705A45)/salesorderlineitems. This is very useful information. Read more. With this single line of code, you have your OData running for retrieving all business partners! get only a fewitemsyou can enhance the URI with some options like, /sap/opu/odata/IWBEP/GWDEMO/SalesOrderCollection?&$top=10&$skiptoken=5&$filter=BillingStatus%20ne%20P&$format=json, In the above URI we want 10 Sales Orders that are not paid, skipping the first 5 entries. You can use the standard HTTP operations GET, POST, PUT, PATCH, MERGE & DELETE. Question: Why do we need to mark at least one entry as key?
Transport System Alias for Odata services to Quality and Prod | SAP My assumption is that this won't be possible, as metadata usually does not include backend information. In case of system with restricted access to customizing tables this is only possible with additional authorizations and/or an opening of the system. In an UI5 application the batch processing in the Odata Model must be disabled for this. Note the . Question: What would be the advantage to have two different systems: one for storing the data, the other for serving the OData, instead of having only one system serving both purposes? The simplified coding could look like this: Tip for easy testing:Youdlike to update an existing entity; so first execute a GET for a single entity. You can change phone numbers in my service, and that's about it . There is a SAP Note explaining how to disable CSRF token handling to overcome this restriction (not recommended and not tested by me). I'm sorry if that was not clear from my blog. Environment SAP Gateway Product SAP Gateway all versions Keywords Best practice is to leave the suggested names as they are, but you can change the names of the classes. PUT: Update an existing resource by replacing it with a complete instance. Introduction. Authorization of a business user in the user interface is usually the same as the authorization in OData Services. As our focus will be on creating an OData service in SAP, we'll use a quite straightforward data model: The Business Partner and use for its sub nodes address, telephone numbers etc. Comprehensive, detailed but still very readable! If you have multiple accounts, use the Consolidation Tool to merge your content. The OData protocol is a set of interactions, which includes the usual REST-based create, read, update, and delete operations, along with an OData-defined query language. This URL points to a Service Document, which for OData, exposes two key things: For this you first need to remove it from the list in /IWFND/MAINT_SERVICE completely and then add it again via add service. The method to be redefined here is the one called , The service expects a valid key for the entity, in this case the key is a business partner number. After generating the first part of the OData service is created! But it also shows how complicated it is/was IMHO. Indeed a good introduction to OData theory. With the experience of implementing the service for getting an array of results for the, , it is easy to implement the service for getting one entry. Read more. The format of an OData URL is shown below. In addition, this document shows the troubleshooting steps on ODATA V2 Transport issues. Usethe body of the result as input for the update. What would the difference be between the PUT and PATCH operations? The key, IT_KEY_TAB parameter, it is good practice to compare the, like to update an existing entity; so first execute a GET for a single entity. https://blogs.sap.com/2013/05/31/how-to-maintain-sap-system-alias-entries-in-productive-systems. The service metadata document is available at http://
://$metadata. http://YourSystemURL:Portnumber/sap/opu/odata/IWBEP/GWDEMO/SalesOrderCollection?&$top=10&$skiptoken=5&$filter=BillingStatus%20ne%20P&$format=json, In the above URI we want 10 Sales Orders that are not paid, skipping the first 5 entries. Be aware, that version "_000x" is added to technical name in database & transport. Why would we get this, Now continue with implementing the create and, services and test them. The method to be redefined here is the one called BUSINESSPARTNERS_GET_ENTITY. Any functions will be seen here as well, In here the possible operations are defined for the entities in the . You can use the standard HTTP operations GET, POST, PUT, PATCH, MERGE & DELETE. Enables a client to query an OData service. The data which should be updated in the system is transferred via the parameterio_data_provider. The most important is the exporting parameter . A simple solution could be the following coding: Question: which fault-handling would you implement? http://YourSystemURL:Portnumber/sap/opu/odata/IWBEP/GWDEMO/SalesOrderCollection?$format=json, If you try this URI,youllsee that it takes a long time to get all the results. Implementing code for the OData service to get a list of entities. In a few months, SAP Universal ID will be the only option to login to SAP Community. The basic URI should be pre-filled. If needed, generate the navigation properties as well. Without it, you will lose your content and badges. The IS_PAGING parametercontainsthe $top & $skip options, theIT_FILTER_SELECT_OPTIONS; IT_KEY_TAB; IT_NAVIGATION_PATH IT_ORDER, IV_FILTER_STRING and IV_SEARCH_STRING parameters are for other options in the OData URI. With the experience of implementing the service for getting an array of results for theresult set, it is easy to implement the service for getting one entry. Have a look at them in the debugger (set an, breakpoint); quite a few speak for themselves. Just press the button Register. https://blogs.sap.com/2013/10/03/lets-talk-odata-shall-we/ Install Postman (https://www.getpostman.com/downloads/). My main objective is to activate all SICF nodes and OData services in development environment and transport it to Quality and Production systems without having the need to activate them manually again. An empty OData project appears. In this parameter you will return your results, which will eventually be the result set of the OData service. Any business partner can have zero to many telephone numbers, and that is used in the cardinality. Additionally we have Quality and Prod where the assigned way discussed in different posts work. We have to add our credentials in the tab Authorization (type:Basic Auth): And ifallscorrect,youllsee the entity-types in the returned body afterpressing youllget results: Question: A Step by Step process to Post Odata services in SAP / SAP HANA system Introduction to OData and how to implement them in ABAP Without it, you will lose your content and badges. In the Service Maintenance the details of the registration of service on the Gateway-system is displayed. I think I used the structures you can find in the BAPI. Right-click on the , Fill in the fields and select the ones you want to use. This URL points to a Service Document, which for OData, exposes two key things: (which shows the packaging format of the data), To view the entity sets, open the link in a new browser tab. The next node is the Service Implementation. If you look at what we build in this example, it is hardly anything useful. In this example only theminimumfields aremaintained: Now it is time to add the association between partner and telephones. It would be nice to test the navigation using both a Navigation Property and an $expandoption. The metadata document will show the individual fields, and navigation properties of all the collections. Why? https://blogs.sap.com/2013/03/20/using-odatas-top-skip-and-count/, https://blogs.sap.com/2017/12/06/display-countfilterorderbyinlinecounttop-and-skip-operations-using-odata-services/, Could you make an URI where you retrieve information on a sales order and its line-items, selecting only a few fields? {"serverDuration": 107, "requestCorrelationId": "3a2231c10b01a8b4"}, ODATA V2 SERVICE TRANSPORTS & TROUBLESHOOTING GUIDE. In here the possible operations are defined for the entities in the Data Model. 2. when i use this service to test 'GET' on this imported calculation view it is bringing results. If not, try to find it in transaction SMICM >Go To> Services. I hope you enjoyed it. try to explain what OData is by using calls on existing OData services, and expanding those calls with more options. A Navigation Property is not a structural part of the Entry it belongs to. Start Postman, create a Collection to store your tests & calls in, and create your first OData call to test the connection to your backend. Thanx, also helpful, when copying aliases via scc1 between different clients. Once this is completed, test your solution by creating a business partner, adding, telephone numbers. Excellent blog. While generating the service, the system asked for names for classes. I was wondering how to implement the same for activated SICF nodes(standard fiori apps)? use a quite straightforward data model: The Business Partner and use for its sub nodes address, telephone numbers etc.
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