String , length 10. Documentation in this area is far from perfect and searching in SDN and internet returned more questions around this topic than answers. Create Deep Entity. This scenario is suitable when the data is modelled through the entities in SEGW. MPC_EXT 类是 MPC 类的子类，在 MPC_EXT 里编写的代码，在 Generate Runtime 之后不会被覆盖掉。同理，OData 服务的业务逻辑，也应该编写在 DPC_EXT 类里, 而不是 DPC 类里。 至此我们完成了 SEGW 模型的创建，本教程下一步骤，我们将介绍如何对目前为止创建好的 OData 模型. The ZCL_ZTEST_MPC class has the generated definition of the OData Service. I use these code in conjunction with Fiori Elements templates. I liked this one Deep Insert in SAP Netweaver Gateway from Prakash’s blog series. Click on Icon Create. How to upload Excel to SAP (using ABAP) ABAP code to upload XLSX file to SAP using ABAP. Why OData is used in SAP? OData is used to specify the best practices necessary to create and use RESTful APIs. The second version of the OData protocol allows you to add annotations to the metadata document; the purpose of the annotations is to add information and hints to the EDM elements. This is a preview of a SAP Knowledge Base Article. See moreIn order to create these annoations we are going to implement the DEFINE method of the model provider extenstion class (MPC_EXT) of our OData service. If the entity set of a value help has a fairly stable number of instances, you can render an input field with a value help and dropdown list box. In this blog, we will learn how we can reduce 2 RFC calls to a single RFC call and expand both the Parent and Child Entities in a single Odata Service Call. Mircosoft Power BI. I used in the SEGW transaction the reference by data source feature to automatically create the ODATA types and associations from the CDS views and add them to a existing SEGW ODATA project. All the fields in this window are editable. Our root node is a non SAP Standard node. Entity Type 5 – mpos. v1. Activate the SAP Gateway. e. SAP Editable ALV Grid Sample Code. Choose menu Overview->Imports. To generate the classes and publish the service, proceed as follows: In the SAP Gateway Service Builder, right click the project name and click . There are various ways of creating configuration but the easiest way to create is via. Then I created a function import SetDescription with two parameters Salesorder (Edm. class ZCL_ZFAR_CUSTOMER_LINE_MPC_EXT definition: public: inheriting from ZCL_ZFAR_CUSTOMER_LINE_MPC: create public . DATA(lo_entity_type) = model->get_entity_type( cl_eam_malfunction_mpc=>gc_c_maintordercomponenttptype ). sending key parameters to media entity through navigation property. For showing description in drop-down we have to define text annotation (sap:text) for property POTypeKey in MPC_EXT class program of OData service. Hi Sri, I followed the same stpes, but for me GET_EXPANDED_ENTITYSETis working fine but GET_EXPANDED_ENTITY not returning any values. Out of the box use of Email Template is in S4 OM. In i18n property scripts we define variable and assign languages specific values to them. ABAP Unit Test meets Legacy Code. Figure 1. Choose Edit to switch to editing mode. Below screen will appear where you can see below folder in project. Assign Model to Service . Before an update is performed the Gateway framework on the hub performs a READ request and compares the Etag send by the. Select Create Project. String, length 1000. pubish annotation. Code is based on class CL_FDT_XL_SPREADSHEET which can be instantiated using the file. I used an annotation like this: (in the method define of the. I used his approach and it worked fine. 5. List of demo programs in SAP which explains SAP Editable ALV Grid. An entry will be created as below. Here comes the concept of Custom CDS entity. Call the super->define method, which will create all the properties and the annotations already maintained. This structural metadata makes it easy to understand a service, and human-readable. Here you can override the define( ) method in the MPC_EXT class as described here for another used case. g. Entity Type 1 – notif. sending key parameters to media entity through navigation property. When redefining a service, a new OData service generates a new Model Provider Class (MPC), and a new Data Provider Class (DPC). Double click on the Complex Types node. Data provider class provides the methods to Data provider Extension class, so developer can implement the functionalities for database. g. In order to create these annoations we are going to implement the DEFINE method of the model provider extenstion class (MPC_EXT) of our OData service implementation. you can àlso concante if you expand to multiply. To register similar OData Service:Press the 'Refresh' button to the right of 'Metadata' section. Another option to create the structure is to create one in MPC_EXT class i. MPC is used to define the EDM of your service. Select Create Project. Flight Booking (Child) The application has been built with referring CDS views as data source. After select there is a call function 'scms_binary_to_xstring'. public section. Again, to get this Dynamic Date Picker on date field we need sap:filter-restriction=”interval” in metadata of the property. You want to modify the service with custom code implementations. Our view is now ready. Since there are currently no plans to downport the feature to 750 Sérgio Fraga plans to post his implementation as a blog post. You. Name your association, provide the entities and cardinality, create a navigation property. 2. Then, create the deep structure & activate. Basically this is a mapping between business logic types and entity that will be shown for the outside world. 11. DATA: lo_annotation TYPE REF TO /iwbep/if_mgw_vocan_annotation. 2. Log onto the SAP NetWeaver Gateway system. Typically, developers don’t touch this class unless there is some feature that isn’t available in the SAP Gateway tool, and they want to build the service with that feature. In this class, you can choose which methods of the base class you want to keep and. Following is a snippet of the item CDS entity which will be represented as a table in the ui of object page. Property element SAP Odata V2 annotation at property level that tells the property should be. alert("Error!"); When the page hit my code, the metadata is retrieved succesfully but when i try to create the new entry (this is obviously a test code) i got a 202 as response for the batchPage Format. Implementation of SAP Odata V4. In OData, annotations can be used to provide additional information about the data model, such as metadata, documentation, and UI hints. super->define( ). In my earlier blog Let’s code CRUDQ and Function Import operations in OData service! we understood the basic operation performed in OData service. Entity . Recommended reading. Then I have also tried adding custom property directly in CDS entity type 'C_MaintOrderComponentTPType' in Method define of MPC_EXT class using below code. Purpose: This blog is to show an example of how to show hierarchical data in a tree table by utilizing Fiori Elements (List Report template) using ABAP CDS views. 2 for Data provider and 2 for Model provider. This. Add following lines of code in method DEFINE of the MPC_EXT class. 3. A Custom CDS Entity enables you to expose data using ABAP classes in the Application Server ABAP. How to redefine a method in _MPC_EXT or _DPC_EXT. Create a Gateway project: ZMEDIALNK_SB. 1. i have project in SEGW. valueHelpDefinition is the annotation that helps us define the value help to be used. After you have copied files to ‘cofile’ and ‘data’ folder of target system log on to target SAP system. 2. we will not write any logic inside MPC and DPC classes. Naveen on How to upload Excel to SAP(using ABAP) Upamanyu Sarmah on S4 HANA Output Management – Introduction, Master Form Layout Edit and Setup; Pankaj on SAPScript symbols and formatting options; Mary Roopini A on SEGW – OData MPC_EXT-DEFINE Code Collection; Mary Roopini A on SEGW – OData MPC_EXT. In the next screen enter below inputs to create Soheaderdata entitytype and SoheaderdataSet entityset. The content of Define() method depends on the OData artifacts which are created for a model in SEGW (such as, entity types, associations, function imports, complex types, and more). methods DEFINE: redefinition . So I am unable to know the structure and hence create a dynamic entity. An entry will be created as below. The method name to achieve the same is – DEFINE. Open transaction SEGW. Here the property can be handled by redefining the DEFINE method of MPC_EXT class of the ODataNavigation-1 – HeadItemO. Redefine DEFINE method in MPC_EXT to create annotations. 1. Note: This is just based on my understanding and the analysis I’ve done on it in the S4 system with ABAP 7. Tagged With: Tagged With: odata, sap basis. To exclude your original column from showing in the Column tab of Table setting dialog, there is an annotation sap:visible = false. The content of Define() method depends on the OData artifacts which are created for a model in SEGW (such as entity types, complex types, and more). Click on com. CopySO is the name of my function which is the feature to copy a sale order. Any consumer or provider of SAP who can call REST APIs can use it. Flight Booking Set as both editable. Hi ABAP Fraternity, Need your help! Can anyone please help me,on what circumstances or client. This document provides details for generating MPC for two Project Types: This is the Implementation class that inherits Base class. Jan 28, 2015 at 09:01 AM. These steps cover the general procedure, but need some consideration for your own SAP OData system and your preferred techniques for configuring SAP. Data Provider Class. Now let’s generate runtime artifacts. After select there is a call function 'scms_binary_to_xstring'. OData Service Examples w. Select the Function Module for Create Option as below and press Continue. Redefine. SAP Editable ALV Grid Sample Code. I tried to add annotations using the 'XXXXX_MPC_EXT' object. So now that we have had a brief primer on Fiori Elements and SAP and vocabulary-based annotations in OData, it is time to put. Save it. The additional code has to be written in ZCL_ZTEST_MPC_EXT class. Naveen on How to upload Excel to SAP(using ABAP) Upamanyu Sarmah on S4 HANA Output Management – Introduction, Master Form Layout Edit and Setup; Pankaj on SAPScript symbols and formatting options; Mary Roopini A on SEGW – OData MPC_EXT-DEFINE Code Collection; Mary Roopini A on SEGW – OData MPC_EXT. Go to SEGW to create a project: ZEMP_MODEL_ODATA using create project button. Click on the Change ( Ctrl+F1) button for editing. dataCategory: #TEXT to signify this is text view. But it doesn't add an annotation to the metadata. Create Deep Entity. Right click on the Data Model folder and select Redefine OData Service (SAP GW). We are now going to add the ContractValidTo property to our list of default filters for our application. Odata service . Is it possible to add annotations like sap:nullable, sap:filterable etc. CFD is the Gateway hub where we are registering our backend services. Also we will see how to implement it. 11. Keep the default class names as-is and click on enter button. SAPUI5: Annotation - Smartfield with Search Help. ty_sales, id TYPE char10, otherprop TYPE char20, return TYPE TABLE OF ESH_S_IF_MESSAGE WITH. MessageBox. Open the MPC extension class of the target service, ZCL_ZEXTEND_SALES_ORDE_MPC_EXT. create a new complex type there. lv_tech_clause = YOUR_EXPANDED_CLAUSE. No metadata and funcionalities for previous work (with generator). You can specify that certain roles in a schema are mandatory, i. privacy statement, for purposes that may include site operation, analytics, enhanced user experience, or advertising. The implementation of the logic to retrieve the data is implemented in an ABAP class. Step 1: Create Custom Global Classes with below Structures. Click on generate runtime objects button. 2. dataCategory: #TEXT to signify this is text view. 0. Hi, We have a requirement where we have to achieve a Tree Table data binding. Entity Type 5 – mpos. A few days ago Sérgio Fraga asked how to use the Function Import Parameter Length Check that is available in SAP_GWFND 752 and higher in a lower release Question to conversion blog post. Underneath we find the “Data Model” node. The effect is the same as calling method BIND_STRUCTURE of interface /IWBEP/IF_MGW_ODATA_ENTITY_TYP . These are the techniques I would like to share: code based implementation. Data Provider Class. Create 6 entity types and entity sets. Direction: drag from tree and drop in ALV control. Right click on Data Model node and select Import->DDIC structure to create entity type and entityset. Now you can add extra code inside appropriate method in DPC_EXT to populate values into those. We would like to show you a description here but the site won’t allow us. This report illustrates how to set chosen cells of an ALV Grid Control editable. We will know how to pass this information from UI when we code for UI5. In order to implement this, we will re define ‘GET_EXPANDED_ENTITYSET’ Method of the Data Provider Class. String with a length of 10) and Description (Edm. So far so good, nothing new, except for the MPC and DPC classes. This flag propagates information about conversion exits, currency and unit fields from ABAP Dictionary into metadata. After analyzing source code, unit tests and some intensive debugging sessions I managed to bind TreeTable to Odata. Introduction. You have to redefine DEFINE method of MPC_EXT class, the runtime artifact after service generation: super->define( ). I tried to make my child set i. Save you changes. Example1: Listing EntitySet with SmartTable. It is important that in both classes, the MPC_EXT and the DPC_EXT class the value for the unique ID of the SADL model is the name of the original model. This requires you to specify only the key from the principal entity. PUBLIC SECTION. Go to oData Service project in t-code ‘SEGW’ -> Runtime Artifacts -> select and double click on oData’s ‘_MPC_EXT’ as shown in below screen; In next window of oData’s ‘_MPC_EXT’, select class folder ‘ZCL_ZTEST_ODATA_MPC_EXT’ Double. You redefining existing (SAP standard) SEGW project where code based annotations are used. Probably (if SSO between SAC and BW has not been configured) your BW credentials will be requested at this moment. DATA: lo_ann_target TYPE REF TO /iwbep/if_mgw_vocan_ann_target. This report illustrates how to set chosen cells of an ALV Grid Control editable. I tested CREATE_STREAM and works great, i've got the uploaded CSV file and inserted data into my custom table. OData offers the ability to be extended to meet any special requirements for your RESTful APIs. Click on execute button. This is quite unfortunate since most of the OData services hat have been delivered with SAP S/4HANA are based on RDS. With List Report, we will cover QUERIES, Sevice Definition, Service Binding and SAP Fiori UI. (You may put any name as you like, i have used name ZFILE for the Table). Another way of adding sap:filter-restriction in metadata is by using code in DEFINE method of MPC_EXT. On next page enter object name (the class name created in service consumer) to search for then select the name once it appears in the search result. g. Right-click on the Data Model folder and in the resulting submenu, select Redefine OData Service (GW). Now in WebIDE – Lets select redefined service. Let’s start by showing you, on which Function Import I will based my post. 2 for Data provider and 2 for Model provider. description is of type Edm. Go To Transaction SE11 and create structures as displayed in the below screenshots. In the sub nodes of the “Data Model” node the data definition and the relations between them will be defined. They also advertise capabilities that go beyond the base set defined by OData, e. Hi All, I am trying to model service to standard component for a datetime field where I can pass the range which must consider the select options in ABAP. This report illustrates the simplest case of using an editable ALV Grid Control. CDS View: Annotation. Then click on the green arrow highlighted below to navigate to the editor. I have created Implicit enhancement in DEFINE method of this class and added below code: wol_annot_shlp = cl_fis_shlp_annotation=>create( io_odata_model = model The Service Builder provides you an option of generating the Model Provider Class (MPC). The OData v2 protocol allows the use of annotations in the metadata document . No need to change/enhance the MPC/MPC_EXT class here as the structure HROVIS_S_NODE_GENERIC having your new fields would have already been bound to the MPC. 2. Add service methods to ZCL_ZFAR_CUSTOMER_LINE_DPC_EXT class. With the use of annotations and Smart components like SmartTable you can minimize the UI View code to be written for conventional scenarios like listing and filtering data. From my understanding there are 2 options: 1) Define a specific property as Mandatory --> Nullable="false". Odata Service to get one table records via RFC. 8. After you have copied files to ‘cofile’ and ‘data’ folder of target system log on to target SAP system. Call the super->define method, which will create all the properties and the annotations already maintained. You can use it to send batch requests, define functions for reusable procedures, and discover changes, among other things. In terms of annotation. 1 Answer. 0, SAP will be able to translate SAP-specific annotations into that of the new standard and be rid of these non-standard annotations. Thank you for your detail information, I set external breakpoint in the method define of MPC_EXT class, and tried below according to your suggestion, but breakpoint is still not triggered. soid is of type Edm. Click on the Change ( Ctrl+F1) button for editing. supplying file name in response for browser. super->define( ). You will get the annotations of the original service – This is because of Configuration in point 6 and point 7. When we change the Model or implement the Service in GW Service builder, every time run time object gets generated, hence DPC and MPC existing code gets replaced with new sets of code. Use this option if: The CDS model and the CDS annotations fully specify the OData Model and the runtime behavior. In Folder data model, we can see three sub folders. Employee Photo details. selectionType: #INTERVAL does that. Here we will post data based on odata request , here we will explore more on Runtime Artifacts , The main two class are MDP( Model Provider class) and DPC ( Data provider Class). Enter Change Mode, Select ‘Define’. Save and generate. Here you can override the define( ) method in the MPC_EXT class as described here for another used case. No luck. Redefine methods of MPC extension class DEFINE. In the Microsoft Power BI desktop app an OData-Feed must be added as a datasource. Pankaj on SAPScript symbols and formatting options. Auto refresh functionality in ALV can be implemented using class CL_GUI_TIMER. else _konp. 50, SP- 0011. publish-Annotation" for the generation of the oData-Service and in this case there is no mpc_ext class available in the Service . DATS’ which is an 8 character type to represent a date (but not a time), in case of an entity property the additional OData annotation sap:display-format=”Date” will be generated. But the create_entity method is only triggered and not the Create_deep_entity. A service. DPC& DPC_EXT; MPC & MPC_EXT; The mentioned above are four classes generated by SAP. For more. Click the Define Method and choose the redefine button to redefine it:. Run tcode. Right click on the Data Model folder and select Redefine OData Service (SAP GW) from the context menu. For example the MPC_EXT class in this class already contains a redefinition of the DEFINE method. 10. While writing the ODATA service, normally we follow the below steps in Model class. This example shows how to define a drag and drop behaviour using a drag and drop control. Entity Type-1- Header. publish: true define view Z_Products as select from Products { key Products. I'm trying to make a fiori elements/smart field a value list in the search area like this: I can easily do this by modifying the mpc_ext class for a SADL CDS Gateway service, but I'm trying to do this for a CDS view that is exposed directly as OData. To create the actual service simply look in the “Service Implementation” folder and right click the “Create” operation and select “Map to Data Source”. From the Analytical List report Fiori element documentation I got to know this type of application only works for analytical(?) and the OData service should have some specific annotations like - "aggregate" and "sap:aggregation-role=dimension/measure". It seems '/IWBEP/IF_MGW_ODATA_ANNOTATABL~create_annotation' can add annotations. Thanks. public section. Your data model is based on CDS, but is more complex than simple compositions and includes advanced features, such as transactional processing. Here below are steps to achieve it. Step 2. Both field names were chosen automatically since the entity type is not bound to a DDIC structure. To prevent that the get_entityset method is getting called you have to fill your techclause e. The second version of the OData protocol allows you to add annotations to the metadata document; the purpose of the annotations is to add information and hints to the EDM elements. 1. Code-based implementation of an OData services built without CDS in the SAP Gateway Service Builder (SEGW) using the Model Provider (MPC_EXT) and the Data Provider (DPC_EXT) classes Recommendation If at least the existing custom code for the update task can be decoupled and reused, then the managed BO with unmanaged save. DATA ls_attach TYPE ZUI_ATTACHMENTS_S. After you double click on a method in _MPC_EXT or _DPC_EXT, make some changes and regenerate the OData service,. It has one input parameter which is SONumber. I'm on 7. Now we need to redefine DEFINE Method in MPC_EXT class as below. Naveen on How to upload Excel to SAP(using ABAP) Upamanyu Sarmah on S4 HANA Output Management – Introduction, Master Form Layout Edit and Setup; Pankaj on SAPScript symbols and. Behaviour definition projection . We can create dynamic entity using Define () method of MPC_EXT class. js’ file. My CDS views are shown below at the code section. 9. Annotation sap:nullable in ABAP RAP OData. Select yours and click on Change button. We need define deep entity structure in method MPC_EXT~DEFINE. SEGW does not yet allow you to add most of the annotations. METHODS: define REDEFINITION. Redefine the DEFINE method from ZCL_Z_NOTIF_MPC_EXT to connect the 2 new entitysets as a search help in the Fiori UI by putting this coding: METHOD define. 14. 0, SAP services use a specific property attribute sap:unit at the amount property. 3275 Views. The selected commodity code would get populated in the commodity code smart field. In the pop up, enter a package assignment and accept the defaults and press the check box. Double click on the system where you want to import your transport. Further we are going to write logic in MPC_EXT class for creating annotations. Z_CL_ Project_Name _RDS_DPC_EXT. Create a service implementation. The mechanism to. Let’s go to the implementation part. There is some data dexlarations and read and select queries. The first is in the MPC_EXT and the second in the DPC_EXT. You may choose to manage your own preferences. The Wizard Step 1 of 2: Redefine Service appears. MPC Ext Class. The method shown in the blog will work in SAP GUI and Webgui (program launched from Fiori Launchpad). I would like to do this as part of the MPC_EXT class to not have to keep writing code in the frontend to hide the columns. Click Add assignment – Give the service name generated (in point 1) and click “Enter”. The generated definition for the OData service is contained in this class: ZCL_ZODATA_SERVICE_MPC, however, to implement the desired logic, the ZCL_ZODATA_SERVICE_MPC_EXT class will be extended with the additional code. Create a new SEGW project -> Right click Data Model folder and select Redefine OData Service. U can check the above link how to implement Create Deep entity method. Run transaction SOAMANAGER and under ‘Service Administration’ tab click on ‘Web Service Configuration’. Enter and assign the project to a. First, we define CDS view based on table TCURT with language, key and text fields from it. Another option is to extend the MPC_EXT class by redefining the method DEFINE and adding new properties to the entity type. 30 min. I use these code in conjunction with Fiori Elements templates. Enter a Model Provider Class (MPC) and Description. In code first, make call to SUPER. Now, we are set with declarations and we can start the coding part. Go to STMS transaction in target system. Redefine method Define of model provider class as shown below: 3. I will showcase some of the Smart component features controlled by metadata annotations. Mary Roopini A on SEGW – OData MPC_EXT-DEFINE Code. Go to SPAD transaction and first press Full administration button. Step. ( /iwbep/if_mgw_med_odata_types =>gc_sap_namespace ). Here below are steps to achieve it. Vote up 1 Vote down. Adding Annotation. Update the data model definition using the MPC_EXT generated classClick “Add Service”. filter. BCALV_DND_01 – Drag ALV Row to Tree Folder. Import the entity type properties from the dictionary structure if not done during entity type creation. super->define( ) . tell whether an entity set allows inserts, updates, or deletes, whether it requires a filter, and which properties can be used in filter expressions. Open the Define_ Entity Name Method in either the _MPC_EXT or _MPC from the Runtime Artifacts folder and check if the following code snippet is available. privacy statement, for purposes that may include site operation, analytics, enhanced user experience, or advertising. Updating fields in Outbound Delivery SAP in a minute September 23, 2021 September 23, 2021 0. If the class open in ‘Display’ mode than convert it to ‘Change’ mode. Action Button Extension. SAP OData is relevant only if the SAP systems acts as a service or data provider. Value Help F4.