how to configure odata service in saphow to configure odata service in sap

how to configure odata service in sap28 May how to configure odata service in sap

Alerting is not available for unauthorized users, Right click and copy the link to share this comment. A pop window will appear , Fill the details as per below mention in screen shot and click on check icon or enter. Click on Icon Create. Run the Define Background Job (transaction code SM36).Enter the job name ODATA_TRANSFER_JOB and choose Start condition. To maintain the program, choose Step from the toolbar. This error comes up for every variable read. Unselect this checkbox only when you are sure that we wont be requiring an entity set (internal table) in our Odata. Happy to see your blog. This is the diagram shared in last TechEd by SAP that helps to understand availability of different models (it says "Fiori apps" but essentially it's OData development): What this blog describes is in the realm of "Classic ABAP". Enter the Data type name ZDEMO_ODATA_SALES_ORDER and choose Create. Here you need to mention your entity set and Key to get the values . Here give the details of structure and structure name as per below screen below. Now expand folder entity type and fill the below parameters in properties , Please dont tick Null check box for VBELN as it is key field. Select fields for your structure and click on next. I was just doing a similar thing and I get an error that the factory variables could not be read. Step 1. Click on below button and create, add and delete new fields as per requirement. You may get warning message , it can be totally ignored. It's actually very frustrating and you feel like you're going in circles. Simple Five Steps to configure API/ODATA services in the SAP S/4HANA On Two new subfolders are created under our entity type. Switch to the Components tab and maintain the following structure: The DDIC structure needs to contain a component of type /AIF/ODATA_STD_RAW_FLDS_S and a component of any type that can be used to display the payload. On the Activate and Maintain Services screen, choose Add Service. Now our Odata Service has been created successfully. In my previous blog Post , We had learn about how to create a Odata service and test the response. In the following screen go to the Logon Data tab, the client details would be mentioned and this is the default client. Should convert 'k' and 't' sounds to 'g' and 'd' sounds when they follow 's' in a word for pronunciation? Is there any evidence suggesting or refuting that Russian officials knowingly lied that Russia was not going to attack Ukraine? If so, you need SAP Universal ID. Step 1 Enter your BTP account For trial Accounts: https://account.hanatrial.ondemand.com For free tier and enterprise accounts on feature set A: https://account.hana.ondemand.com For free tier and enterprise accounts on feature set B: The link depends on your region. My only motto will be to save time and efforts of many developers who are searching for a solution for their problem, which has either already appeared/solved by someone else. Here we can see, extension for data provider and module provider class. i.e. But when I started learning to create Odata services I faced a lot of challenges. This is a preview of a SAP Knowledge Base Article. The problem starts when the writer does not take the 100 previous blogs into consideration and doesn't offer anything different to the readers. Create. Run the ABAP Dictionary (transaction code SE11) and create a new structure named ZDEMO_ODATA_SALES_ORDER. If so, you need SAP Universal ID. Ensure that this is checked. If you call this api from a cloud system (for example), did you have to handle any csrf token stuff? Very good document for beginners. and scroll below in HTTP Request window and give details as mention below for post record . Choose Continue. A pop window will appear , Fill the details as per below mention in screen shot and click on check icon or enter. Below screen will appear where you can see below folder in project. SAP Best Practices for SAP Intelligent Robotic Process Automation Integration with SAP S/4HANA, 2788986 Release Strategy for SAP Intelligent Robotic Process Automation Store for SAP S/4HANA. Find centralized, trusted content and collaborate around the technologies you use most. Open T-Code SEGW Click on create a new project. We had redefined method of MDP Extension class to bind the structure. 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). Once the service is added, we also configure ICF Node. Enter or select the namespace and the recipient you created before. it's very detail and very useful. You can achieve this by adding them to the manifest.yml that was generated in your workspace. Another screen opens up and double click on the service as highlighted below. While still in Customizing (transaction code /n/AIF/CUST), navigate to Interface Development > Additional Interface Properties > Define OData Services. Procedure Log on to the SAP Fiori server backend using SAP GUI. For above mention service , we can also see CSRF code after test execution. At the bottom of the dialog, choose Period values and enter a time value after which the job should be started periodically, for example, every 5 mins. The steps are clear and easy to understand. Now select your service and click on Add selected Services, Provide package name or choose local on next screen based on your transport requirement and click OK. Now if you will go back to service catalog screen you will find your service has been added there. Only using GET requests was sufficient in my usecase. Now, force an error by selecting a sales order ID that doesnt exist, for example 1500000000. Reference this file to create a service instance via MTA. Under service implementation Expand SDheaderSet. Please write the below code in method as shown below, Here we are first reading the data form HTTP request and based on that data we read are reading data from VBAP . In general relativity, why is Earth able to accelerate? Now you will get the pop up screen with VBAK table fields name. By clicking Accept all cookies, you agree Stack Exchange can store cookies on your device and disclose information in accordance with our Cookie Policy. Youve created a simple OData interface and set up monitoring for it in SAP Application Interface Framework. Before you can send sample requests, you need to determine the service endpoint. Asking for help, clarification, or responding to other answers. Now Save and click on icon Generate Runtime Objects, Once Meta structure is been defined, next is to consume RFC, For that go to Service Implementation -> . In Folder data model, we can see three sub folders. Very Nice blog. Define RFC connections from SAP Gateway to your back-end system. Then the backend session is always handled by the technical user and its respective authorizations. Now click back and go to main screen of transaction /IWFND/MAINT_SERVICE and find your service. CDS views and BOPF (for updates). The OData logs are passed to SAP Application Interface Framework via the OData transfer job. Select Terminal Run Task and select the task csdl-to-war-nodeploy to generate and build the service. Right click on GetEntitySet and select GO to ABAP work Bench . These are also knowns as runtime artifacts. You configure the ICF node (sap/opu/odata/) of the OData Service (TCode: SICF) to use a technical user and its password for authentication in this ICF node (best practice: create an external alias for the original OData node to apply your custom authentication procedure). A new screen will come, Execute the transaction and check the response . below is RFC code to fetch 10 records from mara table. First we need to create the service instances via the Multi-Target-Archive. So lets generate and register our service. Now click on Entity type Get EntitySet Method and redefine it. Hint: You can indent multiple line back or forward by selecting them and pressing (Shift + TAB) or (TAB) on your keyboard. In the input dialog, confirm the options as given in the following table: Make sure to not use underscores in the application name. Here in below screen , we are going to do changes for HTTP request for header entity set . In Folder data model, we can see three sub folders. This blog post is written to solve a common issue that many face while running the bot for the first time on the SAP S/4HANA On-Premise systems. Thanks for sharing! An Information message will be shown where it will confirm about the service is created and metadata loaded successfully. How to implement an ABAP OData Service as public? If you have any question/query regarding this blog post or anything related to Odata, ABAP, JAVA, Android or any other technology, post a comment I will try to answer it. If the correct Cloud Foundry Organization and Space are not shown, take care to use the correct API endpoint in the dialog. An Information message will be shown where it will confirm about the service is created and metadata loaded successfully. On the next screen, enter a name for the variant, here SALES_ORDER, and choose Create. In the menu on the left, double-click Assign Recipients Without Key Fields and create a new entry. If you want to monitor the newly created interface in the Interface Monitor of the Message Dashboard app, you need a recipient for the interface. One RFC-Destination connecting to SAP-R3 (back-end) System, Go-to t-code SEGW -> click on icon Create Project, Click ok icon, OData project gets created, Now we need to create a Entity-Type which is meta structure to hold RFC table output, Select Entity-Types -> right click -. Yes, I want to create a project in SEGW. Of course, even if there are already 100 blogs written about something it doesn't mean that no one is allowed to write the 101st one. Could you me to identify the reason. Nice blog..I really appreciate..Thank you so much.. Find the application route either from the terminal output (red box) or via the applications in BTP Cockpit, as in the following screenshot. Now you can see the radio button on post and format for HTTP request. Save your changes. Go to transaction /IWFND/MAINT_SERVICE and find out your service , select your service and click on load metadata. If so, you need SAP Universal ID. Now the last part: We only got the structure of our Odata, you must be thinking about how do we fetch data from our database tables. To ensure best long-term investment, it is important to understand which model should be used in the specific environment. Enter or select your namespace DEMO_4, as well as your interface name SALESORD and interface version 1. In the upcoming dialog, enter your previously created namespace DEMO_4 and press Enter. This will be the root folder of the OData service. First, you need to create a variant of the respective program for the particular OData service. Run the ABAP Editor (transaction code SE38) and enter /AIF/ODATA_TRANSFER_JOB in the Program field. Now we will write code to get and post data from odata services. Or is this a OData out-of-the-box functionality? In this blog post, I am going to tell you step by step process to create Odata services for SAP /SAP HANA system and how to test it. Here we have mapped the entity for header and bind with structure VBAK. Its recommended to implement an interface-specific single index table to ensure full flexibility, especially if you expect a high load of messages or if you plan to define key fields for your interface (now or later). There are plenty of articles on the internet about the creation of Odata Services. Click on the button ICF Node and then Click on Configure (SICF) from the drop down. 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. Enter projects in the popup prompt and click OK. From Activity Bar menu, select File Open Folder, select the folder, and click OK. Thanks Dilip for your blog.Can you post how to use associations. I don't know whether the article is related to my problem or not, but after i did all steps above i want to connect SAP Analytics Cloud (SAC) to my odata service. To support both versions, and other versions that may be added later, you will create a generic connection to the Northwind service. You can use table /AIF/T_ODATA_IDX as a template by entering /AIF/T_ODATA_IDX in the field Database table, right-clicking it and selecting Copy. I share this on LinkedIn if you don't mind. As mentioned, this blog series is aimed for beginners only so I have tried to keep it simple. In this case, you get an http error code 400 Bad Request. Activate OData Services | SAP Help Portal Now go to Service Implementation folder on created service. Double click on properties, here we add the fields to our entity type. Open your workspaces default projects folder. This could be checked by entering the API name in the search dialog box. Note : While running a SAP S/4HANA process bot on On-Premise system, if the client number is not provided, then by default, the processing happens in the default client for that particular service. In this tutorial, you will rebuild a small part of the GWSAMPLE_BASIC OData service publicly available on the SAP Gateway Demo system (ES5) using the XML Editor in SAP Business Application Studio. Click on Icon Create. While still in Customizing (transaction code /n/AIF/CUST), navigate to SAP Application Interface Framework > Error Handling > Define Interface-Specific Features. Similarly , Write code for GetEntitySet for Item and activate . A pop window will appear , Fill the details as per below mention in screen shot and click on check icon or enter. In a few months, SAP Universal ID will be the only option to login to SAP Community. Click on Icon Create. The option Periodic Job is now selected. Please select the parameters from F4 help and fill the details as below and click on next. If the service shall be accessible independently and authentication is required, an Authorization and Trust Management Service (XSUAA) service binding as well as an app router will be required for your OData service. Probably you must redo this step: redefine method GetEntitySet. Select the Variants radio button, and choose Display. Keep it up !. Go to Customizing for SAP Application Interface Framework (transaction code /n/AIF/CUST) and navigate to Interface Development > Define Namespace. Step 2. 576), AI/ML Tool examples part 3 - Title-Drafting Assistant, We are graduating the updated button styling for vote arrows. Now we need to register this service so that other application can use this service. RFC returns output in table format, which we need to map structure of OData-Entity-Type Materiallist. Go-to t-code 'SEGW' -> click on icon 'Create Project'. Select the Explorer panel from the Activity Bar and click Open Folder. Right-click on GetEntitySet and Goto ABAP Workbench. Step 2: In this pop up we can see EKKO structure and all of its fields. Hi Ajit - Thanks for the blog. But there are restrictions. I am just exploring as I am new to SAP Fiori. A pop window will appear , Fill the details as per below mention in screen shot and click on check icon or enter. You will have to re-run the build task csdl-to-war again to reflect this change. Thanks Jelena Perfiljeva for the suggestions, they are really helpful. Is there a legal reason that organizations often refuse to comment on an issue citing "ongoing litigation"? It would be great if you could post the logs here and i could try to help. Other window will appear where we have to select the key field. 500 Internal Server Error Create metadata file in SAP Business Application Studio. Similarly Create Structure for SD Item following same steps, click on Save button at the top of menu bar. Please find my comments about your queries: ThanksDilip Kumar KrishnaDev Pandeyyour post help me a lot! Step 2. Now the users in charge of monitoring the OData service must be assigned to the recipient. You can see Association and Association Set details as below with the navigation properties under your project as shown below. You can pass custom HTTP headers to OData receiver if you've defined the header in content modifier or script element and the element is placed before OData receiver adapter in an integration flow. here we will explore more on Runtime Artifacts , The main two class are MDP( Model Provider class)and DPC ( Data provider Class). Functionality of RFC is like, on invoke, it returns MARA table details. Please fill the details as mentioned in below screen shot, press enter and click on next. We register our Odata in the system where it will be used, so in embedded it will the same system and in the hub, there will be another system. How does a government that uses undead labor avoid perverse incentives? Also, such material is clearly meant for the beginners but then it just skirts some topics. Check for successful generation of service and model. Type MBT and select MBT: New OData CSDL document (metadata) and press Enter. In a few months, SAP Universal ID will be the only option to login to SAP Community. Here , We had completed our Odata service creation with a Service Builder Project with two entities and two entity-sets. These remote systems can be on-premises or in the cloud. As you've mentioned, there are already many posts on this, so what compelled you to write another one? Answer the prompts with the following values: The command creates a blank metadata file for you that you can now open and edit with the XML editor. Here give the details of structure and structure name as per below screen below. Go to transaction code - SEGW . Create metadata file in SAP Business Application Studio, Create a Simple OData Service with Mobile Back-End Tools, Get Ready to Develop on SAP Business Technology Platform, Setup your Business Application Studio environment for Mobile, Secure a Basic Node.js App with the Authorization and Trust Management Service (XSUAA), How to deploy an OData service with SAP Mobile Services, mobile back-end tools, How to create an app router and configure login. Below screen will appear where you can see below folder in project. Therefore you execute task csdl-to-war-test or edit the variable in file TestSettings.java from your workspace at the path srv src main java com sap mbtepmdemo TestSettings.java. Do not use the entire path for the URL. Case-2: Sometime we consume Tables directly in ODataService, here filter is default provision for record fetching. 1. Select Terminal Run Task and select the task csdl-to-war to generate, deploy and run the service to your space. We have our first Odata created and we fetched data from the database table. For example: API_PRODUCT_SRV. Without it, you will lose your content and badges. Lets send in sample requests to test the SAP Application Interface Framework interface. This will schedule the background job to run on a regular basis. Associations: We will come to this later. The selected database type will be corresponding, explicit database for the MBT OData service. If you indeed are working with a HANA-based system, I'd strongly encourage to look into other development models and use CDS instead of SEGW code-based approach. We have our entity structure under Properties of the entity type. PS: How to check if you get any errors while executing Odata. Set up users and authorizations for SAP Gateway. Information message will pop up Metadata has been loaded successfully. We have much more to learn Odata and UI5, stay tuned I will bring in more content for you. If your namespace contains more than one interface, select interface SALESORD of version 1. Javascript must be enabled for the correct page display. Thanks. If this is the case, you will have to allow-list your application uri in the xs-security.json file and re-run cf deploy. In this case, a response with http status code 200 containing the sales order details should be returned. We add all fields which are required in Entity Types. In case of doubt, double check the API Endpoint in BTP Cockpit, Overview of the Subaccount, e.g. Invocation of Polski Package Sometimes Produces Strange Hyphenation. In the last prompt of the wizard, please locate the previously created metadata.csdl.xml file from your workspace (/home/user/projects/MBTEPMDemoService) and click OK. Site design / logo 2023 Stack Exchange Inc; user contributions licensed under CC BY-SA. In this tutorial, we use the SalesOrderSet collection. Now we need to create a "Entity-Type" which is meta structure to hold RFC table output. this will create a related entity set (internal table). To check the default client of a service maintained, follow the below steps. pass input parameter to OdataService which forwards this input to RFC. 1. As I did this for an UI5 application and its OData service I had issues with the CSRF token and POST requests. Select New Entries and enter the following parameters based on your previously created structure: Next, select the engines that should be used to handle the messages that are processed. Click on Icon Create. Create a destination in the SAP BTP cockpit to allow application access to the Northwind OData services. Instead of having to add fields one by one we will import the required structure from DDIC for the scope of this blog. We had also redefined DPC extension class to Get entity data ,entity Set data and post data and updated custom table. Step 3. tick on Vbeln as key field and click on finish. Now we are going to define structure of work area and internal table , Right click on Data model select import and select DDIC structure . Click on the Destinations button on the left panel and click New Destination to open a new destination configuration form. Click on the button "ICF Node" and then Click on Configure (SICF) from the drop down. Due to this change, after generating the service again it will not only require XSUAA authentication, but also create a default xs-security.json file. go to Association folder , right click on it and select Create. (Optional) If you want your service to load test data, you can switch TEST_MODE to true. Create a table via transaction SE11. Here the table is updated with the values for POST , Based on logic written on VBAP and VBAK in Create entity method of DPC Extension class.

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