Create the corresponding association set explicitly by calling /IWBEP/IF_MGW_ODATA_MODEL->CREATE_ASSOCIATION_SET. But The static variable will only persist the incremented value only if there the soft state is activated else (makes sense) else it will always show the value ‘1’. Deep Insert oData Steps: Go to T-Code “SEGW” (ECC Server). Introduction. Your OData service will define an entity type, SD_HEADER for example. Step 9: Now right click on data definition projection to create a new Service Definition. 1. Now open DPC_EXT class. ZCL_ZTEST_ODATA_MPC - Model Provider Class ZCL_ZTEST_ODATA_DPC - Data Provider Class In addition to it, the system also generates two more classes to perform any extensions to the above classes. Create 6 entity types and entity sets. supplying file name in response for browser. In code first, make call to SUPER->DEFINE() . You have to perform all steps as described by Aron (except redefining Model and Data provider class methods). Controller should appear in project under ext. I used an annotation like this: (in the method define of the. Create three entity types and Entity Sets. Here are the steps to define and use a function import in SAP OData: Define the Function Import: In SAP Gateway Service Builder. You have to set The property for the EntityType to ‘ContentType’. 2. Hi, We have a requirement where we have to achieve a Tree Table data binding. After completing the wizard you would see a change to the manifest file. MPC Ext Class. Below is the code that get the data for the 'Set' I need to change one of the fields for. methods DEFINE: redefinition . Create a Gateway project: ZMEDIALNK_SB. In the MPC_EXT class of your service, overwrite the define method. Open transaction SEGW. The OData service in this example is created using ‘Reference Data Source’ option in SAP OData Service builder (SEGW). MPC_EXT Class. Step 1. Add additional annotations to show filter fields and columns on the list report as well as to allow the selection of data using a value help. PUBLIC SECTION. The ZCL_ZTEST_MPC class has the generated definition of the OData Service. Data provider class provides the methods to Data provider Extension class, so developer can implement the functionalities for database interaction. method /IWBEP/IF_MGW_APPL_SRV_RUNTIME~CREATE_STREAM. Activate the SAP Gateway. The next node is the “Service Implementation”. [5. 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. The CDS view created was used as a Data Source and transaction behavior were managed through Gateway methods overriding the MPC_EXT and making specific entity as sap:creatable. What is the use of MPC Extension class in ODATA? Has anyone ever used it for any real scenario, i know about the media (define method) but what else is its. MPC_EXT class in method DEFINE). 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. Then, create the deep structure & activate. Entity Type – it acts as work area , Entity. Right click on the ‘Data Model’ and select Import -> ‘DDIC structure’. 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. Get link; Facebook; Twitter; Pinterest; Email; Other Apps; April 28, 2020. INSERT lv_tech_clause into table et_expanded_tech_clauses. Using reference on ABAP CDS. Select the GET_ENTITYSET method and click on REDEFINE button. Hi Experts, I've created a smartfield with a searchhelp. Reason is that only this way it is. These steps cover the general procedure, but need some consideration for your own SAP OData system and your preferred techniques for configuring SAP. Insert field and check as key field (mandatory). Step 2: Redefine the MPC_EXT “DEFINE” method and call the below code. Then click on the green arrow highlighted below to navigate to the editor. Model Provider Implementation Class. to a property of an entity of this service? In SEGW-based OData service, we can do this by selecting the checkboxes or by redefining method. Step 1. 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. The app is working, create and update are working individually as well (I redefined the MPC_EXT define method to make the entity as sap:creatable="true" & sap:updatable="true". if i redefine entity set read list method also it is not working. Jan 28, 2015 at 09:01 AM. Click on the Direct Type Entry button. CATCH /iwbep/cx_mgw_med_exception . Generate Runtime Context Menu option on Project node. Beginner. The linking from option 2 can be done in the MPC_EXT class (redefine the define method). To do this, go to eclipse, right click on the package, click new and select Access Control. method define. In Data provider extension add the method CALC_HASH as shown Below. you can use the method Define to create entity, properties etc using code based. ( /iwbep/if_mgw_med_odata_types =>gc_sap_namespace ). Created new project z_demo_dpc_exte. Fig 4 Another Approach for MPC_EXT. Hi ABAP Fraternity, Need your help! Can anyone please help me,on what circumstances or client. 1. We use the BOPF consumer api in the odata service. Now click ‘Save’ and ‘Generate Runtime Objects’. We can create dynamic entity using Define () method of MPC_EXT class. From my understanding there are 2 options: 1) Define a specific property as Mandatory --> Nullable="false". 1. 1) Deleted service , cleaned cache and re-registered service . The Search help works fine in the Fiori App displaying the select options and showing the result list. 0, select the OData Service created ( YLAUFFER_TEST_MAIF_SRV 0001) and flag Active. 2 for Data provider and 2 for Model provider. To create an OData service/Project, you need to go to the transaction SEGW. DATA: lo_annotation TYPE REF TO /iwbep/if_mgw_odata_annotation, lo_entity_type TYPE REF TO. 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. Implementation. You will learn. 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. You may be used to see a *_MPC_EXT class here, but that won’t be the case. whether an entity set allows free-text search via an SAP-defined query option. Specify template id and name, which will then appear in Custom tab. The. In the table, enter the name of the OData service. 50, SP- 0011. Entity Type 6 – return (created to hold multiple. DateTime and by making a change to our local annotation file, we will now see it appear within the smart filter bar of our Fiori Elements application: Once complete, we. public section. Configuring the Smart Filter Bar in a Fiori Elements List Report Floorplan. Create one header database table as root, and another database table as item. This documentation explains how an OData service can be created and deployed in an SAP system. The trick is basically the the get_entityset method in the DPC_EXT class is redefined and manipulates the navigation Information that is passed to the SADL Framework before it is calling the SADL implementation in the super class. MessageBox. Click on generate runtime objects button. OData MPC_EXT-DEFINE Code Collection; Mary Roopini A on SEGW – OData MPC_EXT-DEFINE Code Collection; Soko on How to. You want to modify the service with custom code implementations. We want to expose Sales Order data as Odata service thus we will need 2 entities – Sales Order & Sales Order Items. Before an update is performed the Gateway framework on the hub performs a READ request and compares the Etag send by the. lv_tech_clause = YOUR_EXPANDED_CLAUSE. Add service methods to ZCL_ZFAR_CUSTOMER_LINE_DPC_EXT class. Entity Type 6 – return (created to hold multiple messages of type BAPIRET2) Then I also annotated my Entity and properties with "aggregate" and dimension/measure through MPC_EXT(redefining DEFINE method). A business case where we want to fetch material master table records. In i18n property scripts we define variable and assign languages specific values to them. Step 1. A customer asked me today how to change the the properties sap:label, sap:heading and sap:quickinfo in an OData service that has been developed using ABAP code based implementation. 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. 2. 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. Select the entity type “ZFILE” you just created and Choose the check box media as selected. METHOD test_odata_request. There is some data dexlarations and read and select queries. Here a sample code of how to set the entity EmployeePhoto to Stream in order to send Employee’s photo through SAP GW oData Service: ( source )Note : The structure for this purpose can also be created in MPC_EXT public section, I have created in SE11 for demonstrating the other possibilities. 1. We have two systems CED for Backend. In addition, for the amount properties Precision and Scale are set according to the. 2. Figure 1. I'm on 7. Go to T-Code “SEGW” (ECC Server). In webide you can choose context menu New->Extension. data: lt_keys type /iwbep/t_mgw_tech_pairs, ls_key type. The Transaction will look like below. Click to access the full version on SAP for Me (Login required). Step 1. Your data model is based on CDS, but is more complex than simple compositions and includes advanced features, such as transactional processing. Below screen will appear where you can see below folder in project. Create a new SEGW project -> Right click Data Model folder and select Redefine OData Service. datetime alone is not enough to ensure proper conversion during OData parsing. MPC_EXT) super->define( ). js’ file. Define condition from ValueHelp odata. Dear Pradeep, You have to Use External Break point in DPC_EXT class / MPC_EXT class. – Jünge alles. You can specify that certain roles in a schema are mandatory, i. 0, SAP services use annotations. You redefined only CREATE_STREAM (DPC_EXT) and DEFINE(MPC_EXT) methods. Entity Type 5 – mpos. description is of type Edm. Then we will get below screen, click on continue. 2) In MPC EXT class i have tried to redefined ''DEFINE" method. These annotations will e. The OData v2 protocol allows the use of annotations in the metadata document . END OF ts_deep_entity . So far so good, nothing new, except for the MPC and DPC classes. The Wizard Step 1 of 2: Redefine Service appears. g. Click to switch to edit mode. In this blog post i want to show how to connect Microsoft Power BI to SAP data using OData services. Direction: drag from tree and drop in ALV control. If the class open in ‘Display’ mode than convert it to ‘Change’ mode. Make note that I have exposed CDS via SEGW and not directly using OData. 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. The SEGW project will have a model provider. OData offers the ability to be extended to meet any special requirements for your RESTful APIs. 2. These steps cover the general procedure, but need some consideration for your own SAP OData system and your preferred techniques for configuring SAP. Any functions will be seen here as well. Redefining Services from External Framework (SPI, BW Query, GenIL) – SAP Help Portal . lv_tech_clause. Generate Runtime artifacts. 4. Now register the service. 0, and can register odata service from gateway for Timesheet approval (HCM_Timesheet_approve_srv) and trigger succesfully. Step 4. 4. 1] Re-define MPC. 3275 Views. Class and classification are used to find objects more easily later. 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. When redefining a service, a new OData service generates a new Model Provider Class (MPC), and a new Data Provider Class (DPC). 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. The Service Builder allows you to redefine the OData services for SAP NetWeaver Gateway. Click Add assignment – Give the service name generated (in point 1) and click “Enter”. The UI5 app will recognize the SAP annotations and will render the tree table nicely. Introduction. 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. If you don't define any field groups using the UI. Next step add fields to your table. Your email address will not be published. Fig 3 . Redefine DEFINE method in metadata provider extension class. Call the super->define method, which will create all the properties and the annotations already maintained. i have project in SEGW. Using the system query options as parameter,. sending key parameters to media entity through navigation property. Till SEGW inherently provides that feature, here is how you can do it using code. super- > define ( ). How to add Annotation for ODATA in MPC_EXT? Ans. This blog’s example is of ‘Create’ operation in oData Service. METHOD DEFINE . In the Service Builder we expand the folder Runtime Artifacts, select the class with the extension MPC_EXT class and select Go to ABAP Workbench from the context menue. 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. There should be timestamp in entity, and that should be mandatorily updated for each update operation so we can compare the timestamp for optimistic lock. To configure a well-defined SAP Gateway OData service, complete the following steps in your SAP system. Annotations can be added in the DEFINE method of the Model Provider Extension class MPC_EXT:. 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 case “Z_JW_BUSPARTNER”. They also advertise capabilities that go beyond the base set defined by OData, e. Updating fields in Outbound Delivery SAP in a minute September 23, 2021 September 23, 2021 0. A service can be called an API that SAP provides to their consumers. Go to Runtime Artifacts node, open the ZCL_ZGW_PRACTICE006_ MPC_EXT class in ABAP Workbench (Right-Click: Go to ABAP Workbench) & click on the Types tab. Then, create the deep structure & activate. Again, to get this Dynamic Date Picker on date field we need sap:filter-restriction=”interval” in metadata of the property. How to you treat in UI5 the return of insert data table?SAP changed from an internal to ISO standard currency code in the OData APIs to be compliant with ISO standards which led to the change of the property length from 5 to 3 in OData V4 services. Generating the Runtime Artifacts redefines and implements the following operations in the data model provider base class: Create, Read, Update, Delete (CRUD), and Query. In SAP terms, Odata a platform/framework that can be used to create SAP objects or services that can be consumed from outside of SAP box to read or write data. From the Authorization Default menu, choose TADIR Service and enter the following data: Program ID: R3TR. Each filter field is displayed only once in the Adapt Filters dialog. g. If you want to put this information in into transport then provide the package. 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. I will showcase some of the Smart component features controlled by metadata annotations. To register similar OData Service:Press the 'Refresh' button to the right of 'Metadata' section. When ever you are adding annotations to odata service in segw we are suppose to write the coding in MPC_EXT class inside DEFINE METHOD( you have to redefine this method). Double click on Properties and Click on Insert Row to add fields. BCALV_DND_01 – Drag ALV Row to Tree Folder. To generate the classes and publish the service, proceed as follows: In the SAP Gateway Service Builder, right click the project name and click . DATA(lo_entity_type) = model->get_entity_type( 'Product' ). in sap-ds-debug flag) and parameter aliases (defines aliases for use in entity keys). Requirement. INCLUDE TYPE zcl_material_mpc=>ts_zmaterial_ctype. Documentation in this area is far from perfect and searching in SDN and internet returned more questions around this topic than answers. Create an Odata service. Entity Type-3- Schedule. DATA : lo_odata TYPE REF TO zcl_odata_v2_annotations. Save it. Select, filter,. SAP Fiori Inbox extension is a common extension scenario in most of the S/4 HANA Projects . Caution. List of demo programs in SAP which explains SAP Editable ALV Grid. This report illustrates the simplest case of using an editable ALV Grid Control. In the method GET_EXPANDED_ENTITY, the value getting passed to the structure er_entity. To enable transaction capabilities on the item set, I updated the CDS entity as sap:creatable="true" and sap:updatable="true" by overriding the MPC_EXT "DEFINE" method. Redefine DEFINE method in MPC_EXT to create annotations. How to you treat in UI5 the return of insert data table?You redefined only CREATE_STREAM (DPC_EXT) and DEFINE(MPC_EXT) methods. lo_complex_type type ref to. See rules 5, 6 & 7. 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". METHOD define. OData MPC_EXT-DEFINE Code Collection; Soko on How to upload Excel to SAP(using ABAP) Pawan Kesari on CDS Code Generator for Domain Fixed Values;Hello Shankar, As mentioned in the start of the blog post, I used the standard ArchiveLink function modules to retrieve the data. MPC – This is used to define model. Click. Get stream method in . This report illustrates the simplest case of using an editable ALV Grid Control. Rule 5. 8. 11. In this blog I will explain creation of simple SAP Gateway OData service having association and navigation between entities. Select all fields in the next screen. PUBLIC SECTION. ComboBox and in cases of multi selection a sap. First, the name of the OData service. protected section. 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. RSS Feed. INCLUDE TYPE workorder_structure. The "Einzelrollen" element is supposed to be a child of the "Rollen" element, as you can see when looking at the hierarchy-level / nodeid / parentNodeId. 2. Select the Service and click “Add Selected Services”. Now go to menu Extras->Other Requests->Add. In Folder data model, we can see three sub folders. After a few seconds, OData Version and Action name should be displayed under 'Metadata' section, as it shown on my screenshot. Add Action button extension to the project. Now click ‘Save’ and ‘Generate Runtime Objects’. This is where oData service data is pushed into GW system. Click on Icon Create. It is also extensible which allows to add data types from ABAP Dictionary. Test. 1. DATA: lo_ann_target TYPE REF TO /iwbep/if_mgw_vocan_ann_target. dpc_ext class. From the menu choose Translation –> ABAP Objects –> Short Texts or choose Ctrl+F2. In the Object Type Selection (Object Groups) dialogue expand the entry A5 User Interface Texts and choose the entry DDLS CDS Views. This relation is defined using. Create a table where we will have the package name stored. Creating OData Mobile Data Object handler class. g. CopySO is the name of my function which is the feature to copy a sale order. DATA(lo_entity_type) = model->get_entity_type( cl_eam_malfunction_mpc=>gc_c_maintordercomponenttptype ). Note Generation of MPC and DPC: Case 1: Overwrite Base/Extended Service - If you have redefined an existing service, an additional section Service Extension will appear in this wizard. 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. Dec 19, 2021 at 13:41. SAP OData is relevant only if the SAP systems acts as a service or data provider. Materials Management->Purchasing->Partner Determination-> Partner Settings in Vendor Master Record->Define Partner Schemas. m. 2. Click the Define Method and choose the redefine button to redefine it:. 2. Your data model is based on CDS, but is more complex than simple compositions and includes advanced features, such as transactional processing. We only redefine methods of EXT classes, because the codes written in DPC and MPC are provided by SAP, and will override our codes once ODATA is generated. case when _konp. METHOD define. Enter a Model Provider Class (MPC) and Description. Create a new entity type that refers the dictionary structure created in step 1 and flag the media checkbox. To prevent that the get_entityset method is getting called you have to fill your techclause e. In order to implement this, we will re define ‘GET_EXPANDED_ENTITYSET’ Method of the Data Provider Class. Annotations to hide columns in UI5 using the MPC_EXT class. Data Provider Class. In new service you added the additional code based annotation by redefining method MPC_EXT->DEFINE. Like this: TreeTable but the problem here is data is appearing in a list like manner since we don't have "edmanno soid is of type Edm. Tick it in. For example the MPC_EXT class in this class already contains a redefinition of the DEFINE method. Consume OData Deep Structure In ABAP. In the Importing there a structure called et_entityset that gets assigned the. 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. From this list we can select required commodity code. After select there is a call function 'scms_binary_to_xstring'. Example Scenario: The case at hand is to. 6) Function Import. for the List Report based template to support Tree table, it is mandatory to have Hierarchy annotations should be added in the Meta data, which can be added via MPC_EXT redefine the define method. TYPES BEGIN OF d. The MPC includes the MPC of the source service, and the DPC inherits the DPC of the source service. Go To Transaction SE11 and create structures as displayed in the below screenshots. Create Upload Service. Passing a guid to SAP OData service in UI5. Step 4: Enhance Logic in Metadata using Class MPC_EXT and DEFINE Method. Generating the Runtime Artifacts redefines and implements the following operations in the data model provider base class: Create, Read, Update, Delete (CRUD), and Query. Save you changes. Following is a snippet of the item CDS entity which will be represented as a table in the ui of object page. To create a project, click on the create project button -> You will get once pop up, provide the project name and description as below. To activate the SAP Gateway, go to Customizing for SAP NetWeaver under SAP Gateway OData Channel Configuration Activate or Deactivate SAP Gateway . Further we are going to write logic in MPC_EXT class for creating annotations. While these steps can be applied to connect any other cloud systems with S/4HANA, this blog will primarily focus on integration with MDI service on SAP Business Technology Platform. using two entities, separation of media and non-media data. We have an OData service built using service binding according to ABAP RAP. Go to the Model Provider extension class: MPC_EXT. BCALV_DND_02 – Drag Icons from Tree to Rows of the Grid. Then I created a function import SetDescription with two parameters Salesorder (Edm. Click on Assign OData Service button. The. sap. On the Menu tab, open the menu of the pushbutton for adding objects (+ pushbutton) and choose the object type Authorization Default. MPC – This is used to define model. Tx code: SEGW. g. Also, we will process all requests together, hence set cv_defer_mode = abap_true. lo_annotation -> add( iv_key. Navigation Definition . Creating OData Mobile Data Object handler class. Set OData Version 2. An entry will be created as below. In contrast, SAP OData is not used when an SAP (ABAP) client application calls an IBM Cloud service. METHOD define . Now come back to OData and click on ‘Label’ Column select ‘Class’ in Reference type field, specify the class name and key (which is text symbol number). Another way of adding sap:filter-restriction in metadata is by using code in DEFINE method of MPC_EXT. Then create an ABAP data element based on this domain. sap. You may choose to manage your own preferences. This is how my DEFINE method is looking in MPC_EXT. Figure 1. I used his approach and it worked fine. For the sake of simplicity we assume that the ABAP names are used in the OData metadata document. CDS View: Annotation. Alternatively, select the project, and click , or from Project in the menu, click Generate. The CDS view created was used as a Data Source and transaction behavior were managed through Gateway methods overriding the MPC_EXT and making specific entity as sap:creatable. Implementation of SAP Odata V4. I tried case statement in cds view to check null value but it's not working. Class CL_GUI_TIMER raises event FINISHED after the timer has completed its INTERVAL in seconds. This flag propagates information about conversion exits, currency and unit fields from ABAP Dictionary into metadata. No luck. SAP Gateway Technical Operations Guide: SAP Gateway Security Guide: SAP Gateway Developer Guide: OData Channel: SAP Gateway Service Builder: SAP Gateway Cookbooks: OData Channel Cookbooks: Getting Started with the Service Builder: Creating OData Channel Content: 1 SAP Business Suite Backend System: 2 SAP Gateway Hub.