Model for SAP Fiori OData V2 service development options –SAP BS 7 & SAP S/4HANA Classic DDIC tables OData V2 BOPF BO CDS views Query Engine Classic CDS views business logic Query Engine Code based implementation Brownfield Greenfield DDIC tables Service Builder (SEGW) Service Builder (SEGW) Referenced / Mapped Data Source. methods DEFINE: redefinition . it wasnt good idea also. Step 9: Now right click on data definition projection to create a new Service Definition. You cannot. Then I use that ODATA service in a. lo_annotation->add( iv_key = 'filter-restriction' iv_value = 'interval' ). Now we can see description showing in smartfilter. Common. case when _konp. My CDS views are shown below at the code section. i have project in SEGW. In i18n property scripts we define variable and assign languages specific values to them. using two entities, separation of media and non-media data. 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. publish-Annotation" for the generation of the oData-Service and in this case there is no mpc_ext class available in the Service . Now GET_ENTITYSET method is redefine and we have to write our logic inside the method. Step 1: If the properties of an entity in the OData is editable, then make sure to check the checkbox for the option “Nullable” Step 2: If the properties of an entity are non-editable, for e. Here comes the concept of Custom CDS entity. Reason is that only this way it is. The below pop-up window will appear. 1) Deleted service , cleaned cache and re-registered service . Now deploy your application to SAP ABAP server and run the application. GET_EXPANEDE_ENTITYSET is the way to go. 9. dataCategory: #TEXT to signify this is text view. Business cases: 1. This example shows how to define a drag and drop behaviour using a drag and drop control. Dear Pradeep, You have to Use External Break point in DPC_EXT class / MPC_EXT class. String, length 1000. After pressing Go button with or without giving search criteria it will load the commodity codes in to the list. privacy statement, for purposes that may include site operation, analytics, enhanced user experience, or advertising. In code first, make call to SUPER. But the create_entity method is only triggered and not the Create_deep_entity. The extension class is inherited from the MPC. 11. No metadata and funcionalities for previous work (with generator). Specify template id and name, which will then appear in Custom tab. To explicitly define which field groups you want to display in the Adapt Filters dialog, use the UI. FilterFacets annotation, all field groups are displayed in the Adapt Filters dialog. But how to build the additional annotations in ABAP? Do I need parameters in case I don't want a search dialog? I tried it like this: super-> defineStep 1. In general, there are three types of query options in OData: system query options (define the amount and order of data returned, eg. SEGW – OData MPC_EXT-DEFINE Code Collection. You can create event listener method for event FINISHED and in this method you can code/call. DATA : lv_namespace TYPE string, lr_annotation TYPE REF TO cl_fis_shlp_annotation, lr_annotation2 TYPE REF TO cl_fis_shlp_annotation. This is where oData service data is pushed into GW system. Redefine the Define method of your mpc_ext: data: lo_entity_type type ref to /iwbep/if_mgw_odata_entity_typ, lo_property type ref to /iwbep/if_mgw_odata_property, lo_annotation type ref to /iwbep/if_mgw_odata. DateTime. Thanks. Save you changes. Dec 19, 2021 at 13:41. 1. Get link; Facebook; Twitter; Pinterest; Email; Other Apps; April 28, 2020. This blog focusses on selection of data during the first level of approval in workflow and passing it over to the other level of workflows. Defining customising table. ENDTRY. Now there will be node under the Complex Types node with the name you gave to the complex type you created in the steps above, drill under that and you will see a properties node. 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. The MPC includes the MPC of the source. Vote up 1 Vote down. ), custom query options (extensibility mechanism, used eg. If the class open in ‘Display’ mode than convert it to ‘Change’ mode. There is some data dexlarations and read and select queries. The selected commodity code would get populated in the commodity code smart field. To configure a well-defined SAP Gateway OData service, complete the following steps in your SAP system. Go to SPAD transaction and first press Full administration button. SAP Editable ALV Grid Sample Code. Double click on Entity Type created and put tick mark on Media type check box (mandatory). Flight Booking Set as both editable. You can append new properties to a corresponding entity type in the data model redefinition. The Model and Service Definition window displays. Create an association in your OData Service between the two entities. 2. DATA: lo_ann_target TYPE REF TO /iwbep/if_mgw_vocan_ann_target. The above mentioned annotations are generated if we add the following coding to our DEFINE method of the MPC_EXT class. 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. The URL should include the entityset-name and filter-options when necessary like in the screenshoot above. Select, filter,. The class is generated only when the Service Builder successfully generates the code for the classes of the Model Provider Class (MPC). Beginner. 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 method can look like this example: METHOD define. In OData, annotations can be used to provide additional information about the data model, such as metadata, documentation, and UI hints. Use this option if: The CDS model and the CDS annotations fully specify the OData Model and the runtime behavior. 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. METHOD define. Navigation-1 – HeadItemO. I tried to add annotations using the 'XXXXX_MPC_EXT' object. , when the OData is created through the CDS view). [5. Now we need to redefine DEFINE Method in MPC_EXT class as below. Step 2: Redefine the MPC_EXT “DEFINE” method and call the below code. A service can be called an API that SAP provides to their consumers. Below is the code that get the data for the 'Set' I need to change one of the fields for. Direction: drag from tree and drop in ALV control. Valdt end as Valdt, and i wrote the code in MPC_EXT to make it as nullable. super- > define ( ). Introduction. Requirement. The OData v2 protocol allows the use of annotations in the metadata document . Your data model is based on CDS, but is more complex than simple compositions and includes advanced features, such as transactional processing. Z_CL_ Project_Name _RDS_DPC_EXT. The below pop-up window will appear. Expand the folder Runtime artifacts and r ight-click on ZZCL_ZE2E100_XX_2_MPC_EXT and choose the entry Go To ABAP Workbench. Behaviour definition projection . METHOD define. Here you can override the define( ) method in the MPC_EXT class as described here for another used case. 2. Even a simple web browser can access data through ODATA Service. Just to get a feeling for how such a file and the definition of an action on OData level looks like (remark: it’s a mocked metadata. Create an entity ‘TEST’ with one dummy attribute (VBELN). Recently I have faced an issue where ValueHelp implemented using G/W Annotation in define method of mpc_ext,does not handle filter value having more than one Contains Value when passed from Define Conditions. OData. We will know how to pass this information from UI when we code for UI5. v1. SAP OData is a standard Web protocol used for querying and updating data present in SAP using ABAP, applying and building on Web technologies such as HTTP to provide. tell whether an entity set allows inserts, updates, or deletes, whether it requires a filter, and which properties can be used in filter expressions. Create Deep Entity. Regards, BeatWhen building an OData service using the Reference Data Source (RDS) approach SEGW generates a data provider extension class with the extension “_DPC_EXT” and a model provider extension class with the extension “_MPC_EXT”. Assign text symbol to all fields which you plan to use in value help. description is of type Edm. super->define ( ). Till SEGW inherently provides that feature, here is how you can do it using code. g. provide any customer number (check if data is available in table SCUSTOM) and click on Display PDF button. The linking from option 2 can be done in the MPC_EXT class (redefine the define method). Click the Define Method and choose the redefine button to redefine it:. I kept External Break-point in the DPC_EXT methods and. If there are associated. · Code the changes directly. protected section. 2. Posted on: December 13, 2020 | By: Pawan Kesari – 3 Comments. DATA: lo_property TYPE REF TO /iwbep/if_mgw_odata_property, lo_entity_type TYPE. BCALV_EDIT_01 – Switch on and off the ready-for-input status of the entire grid. In webide you can choose context menu New->Extension. ui. Select it and “Redefine”. Again, to get this Dynamic Date Picker on date field we need sap:filter-restriction=”interval” in metadata of the property. See rules 5, 6 & 7. MPC Ext Class. METHOD define. We need define deep entity structure in method MPC_EXT~DEFINE. Here comes the concept of Custom CDS entity. Save it. 8. Select Create Project. Entity Type 5 – mpos. Usually we write. Assign Model to Service . You want to modify the service with custom code implementations. Now I was curious and wanted to know if I could try to implement the CREATE_STREAM method, which is actually the one to use to CREATE(UPLOAD) a new file. SAPUI5: Annotation - Smartfield with Search Help. The MPC includes the MPC of the source service, and the DPC inherits the DPC of the source service. Controller should appear in project under ext. If not Get Entity set. You can specify Email Template to used in Email Setting’s Determination Step. 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. 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. Let’s begin the development step by step. method define. lv_tech_clause. Create a Gateway project: ZMEDIALNK_SB. This blog’s example is of ‘Create’ operation in oData Service. Object Type: IWSV. Here is my codes in DEFINE() method: method DEFINE. When redefining a service, a new OData service generates a new Model Provider Class (MPC), and a new Data Provider Class (DPC). Click to switch to edit mode. 11. is it also possible to set the annotation "sap:semantics: fixed-values" for the entity set directly in the CDS-View? I use the "OData. Now let’s generate runtime artifacts. 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. Example Scenario: The case at hand is to. If we implement any code in DPC/MPC while generating runtime object the code gets deleted. Typically if we are using a SAP Gateway hosted OData service this includes: A service metadata xml generated by SAP Gateway; The annotations assigned to the OData Service itself; On the Template Customization tab, we select the OData Collection (i. MPC – This is used to define model. Create Project in SEGW. DATA : lo_entity_type type ref to /iwbep/if_mgw_odata_entity_typ,The Base Class CL__Project Name_MPC that gets generated will have redefinition for DEFINE() and GET_LAST_MODIFIED() methods. Naveen on How to upload Excel to SAP (using ABAP) Upamanyu Sarmah on S4 HANA Output Management – Introduction, Master Form Layout Edit and Setup. Basic Object Page. From the menu choose Translation –> ABAP Objects –> Short Texts or choose Ctrl+F2. Hi, We have a requirement where we have to achieve a Tree Table data binding. When I click on Entity set it displays no value found ( Attached Snip ) . Create a new SEGW project -> Right click Data Model folder and select Redefine OData Service. Now register the service. 10. Select yours and click on Change button. After this i deleted DPC_EXT and MPC_EXT classes. e. After regenerating run time object, we can see sap:text=”POTypeDesc” for property POTypeKey of Entity “POType” in the metadata. Here is the link to the github repo for the class and sample code to use this class. 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 System: 3 Code Snippets: 3. It was working perfectly fine. These annotations in the sap namespace are required for Fiori to render the hierarchies:You are using SAP Fiori elements list report and like to make a selection field mandatory and specify a default value. On the Menu tab, open the menu of the pushbutton for adding objects (+ pushbutton) and choose the object type Authorization Default. Then the below window will be open with the Data Source Parameter and the Data Mapping has to be done as follows. Select the Service and click “Add Selected Services”. Redefine method GET_ENTITYSET of Data. After redefining and modifying the DEFINE method of the respective MPC_EXT class, of the relative gateway project (maybe not the best way to. In the pop up, enter a package assignment and accept the defaults and press the check box. IF lo_entity_type IS BOUND. Use this option if: The CDS model and the CDS annotations fully specify the OData Model and the runtime behavior. In addition, for the amount properties Precision and Scale are set according to the. We use the BOPF consumer api in the odata service. Double click on Entity type and mention etag field under Etag column as shown below. A service. In Folder data model, we can see three sub folders. 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. js’ file. 30 min. SAP OM configuration and technical implementation are totally different compared to traditional output technologies (NAST, FI Correspondence, FICA Print Workbench, sapscript, smartform, PDF. 0, select the OData Service created ( YLAUFFER_TEST_MAIF_SRV 0001) and flag Active. These are the techniques I would like to share: code based implementation. But it doesn't add an annotation to the metadata. data: lt_keys type /iwbep/t_mgw_tech_pairs, ls_key type. is it also possible to set the annotation "sap:semantics: fixed-values" for the entity set directly in the CDS-View? I use the "OData. m. The Wizard Step 1 of 2: Redefine Service appears. These methods of the DPC must not be. I have tried following . So far so good, nothing new, except for the MPC and DPC classes. Model Provider Implementation Class. Leave a Reply Cancel reply. Step by Step development for CREATE_DEEP_ENTITY operation. Using the system query options as parameter,. Choose menu Overview->Imports. In this blog I will explain creation of simple SAP Gateway OData service having association and navigation between entities. You want to know how to redefine a method in _MPC_EXT or _DPC_EXT. Collection of code snippets which I regularly use in MPC_EXT DEFINE method. lo_complex_type type ref to. 1. Note: This is just based on my understanding and the analysis I’ve done on it in the S4 system with ABAP 7. I used an annotation like this: (in the method define of the. publish: true @Consumption. ID, @UI: { lineItem: {position: 20} } Products. data: lo_annotation type ref to /iwbep/if_mgw_odata_annotation, "#EC NEEDED Once the artifacts are generated redefine get_entity in DPC_EXT class to fetch multiple records. Import the entity type properties from the dictionary structure if not done during entity type creation. These Methods will be generated as shown above. publish: true define view Z_Products as select from Products { key Products. So continuing the ABAP Unit Test momentum from previous blog, we have managed to create ABAP Unit test for Odata services. The properties of an entity can be annotated using the Model class ( MPC_EXT ) before the service’s metadata is generated. Created new project z_demo_dpc_exte. In this blog, I will go through the steps necessary to connect a SAP Master Data Integration service instance with a SAP S/4HANA On-premise system. SAP List Report-Selection Mandatory with default value. RSS Feed. BCALV_DND_01 – Drag ALV Row to Tree Folder. lv_tech_clause = YOUR_EXPANDED_CLAUSE. Another option is to extend the MPC_EXT class by redefining the method DEFINE and adding new properties to the entity type. Then, create the deep structure & activate. you can use the method Define to create entity, properties etc using code based. The additional code has to be written in ZCL_ZTEST_MPC_EXT class. Data provider class provides the methods to Data provider Extension class, so developer can implement the functionalities for database interaction. 4. valueHelpDefinition is the annotation that helps us define the value help to be used. The Search help works fine in the Fiori App displaying the select options and showing the result list. Entity Type 6 – return (created to hold multiple. The OData v2 protocol allows the use of annotations in the metadata document . Navigation Definition . [5. Step 1: Create a basic OData service with an entity as mentioned above. Head entity definition in MPC *HeRefine the List Report with Annotations. MPC_EXT) super->define ( ). g. MPC Base Class : An automatically generated class for the MPC superclass of the specific model. OData Services based on OData queries can be extended. While writing the ODATA service, normally we follow the below steps in Model class. With List Report, we will cover QUERIES, Sevice Definition, Service Binding and SAP Fiori UI. Test. 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). Our view is now ready. Partner schemas allow you to group various partner roles. in ZCL_G00_JP_SO_MPC_EXT. Fig 4Value List - Local Annotation on top of odata v2 exposed CDS. Introduction. Modules and Table types are already a much discussed topic and there are number of references available and also I was afraid detailing them will grow the size of this topic and it will be. Further we are going to write logic in MPC_EXT class for creating annotations. METHOD define . I have tried to replicate a similar operation through Flight Tables. public section. You. Select the GET_ENTITYSET method and click on REDEFINE button. Generating an OData service via Referenced Data Source. How to upload Excel to SAP (using ABAP) ABAP code to upload XLSX file to SAP using ABAP. In my earlier blog Let’s code CRUDQ and Function Import operations in OData service! we understood the basic operation performed in OData service. 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. You have to set The property for the EntityType to ‘ContentType’. A CDS custom entity provides the signature of. We have installed SAP Fiori for SAP ERP HCM 1. @OData. Now register the service. 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. DEFINE() Method. 2) Link a property to another property in the entity, the "field-control". SAP Fiori, Beginner, SAP BTP, ABAP environment, Tutorial, SAP Business Technology Platform. We can create dynamic entity using Define () method of MPC_EXT class. Answers for your queries as below. In the method GET_EXPANDED_ENTITY, the value getting passed to the structure er_entity. 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. Example,*AE*,*AG41-1S*. storing XSTRING in SAP. publish-Annotation" for the generation of the oData-Service and in this case there is no mpc_ext class available in the Service . Click on the Change ( Ctrl+F1) button for editing. supplying file name in response for browser. 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. In this blog I will explain creation of simple SAP Gateway OData service having association and navigation between entities. Create three entity types and Entity Sets. Click on ValueList-> Create Annotation. Get stream method in . Adding Annotation. OData PUT Call – DPC_EXT_UPDATE_ENTITY method SAP in a minute January 22, 2021 January 22, 2021 0. Right click on the Data Model folder and select RedefineOData Service (SAP GW) option from the context menu. Here are the steps to define and use a function import in SAP OData: Define the Function Import: In SAP Gateway Service Builder. 1. The OData service in this example is created using ‘Reference Data Source’ option in SAP OData Service builder (SEGW). public section. dpc_ext class. Flight Booking (Child) The application has been built with referring CDS views as data source. Now, For example, If You have defined 3 Properties in your entity type. Entity Type 3 – ord_comp. The SEGW project will have a model provider. 50, SP- 0011. This will open Class ZCL_ZTEST_MPC_EXT in ABAP Workbench. When redefining a service, a new OData service generates a new Model Provider Class (MPC), and a new Data Provider Class (DPC). In case business logic was. There are two areas we have to code something. You may be used to see a *_MPC_EXT class here, but that won’t be the case. This requires you to specify only the key from the principal entity. 9. This scenario is suitable when the data is modelled through the entities in SEGW. 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). CLASS ZCL_ZMEDIA_MPC_EXT IMPLEMENTATION. 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". Entity Type-1- Header. 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. super->define( ). Figure 1. SAP Gateway Deep Insert End to End Scenario. So we have to use the option to add additional metadata by implementing the DEFINE method in the model provider extension class. 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. 2. Now in WebIDE – Lets select redefined service. Call the super->define method, which will create all the properties and the annotations already maintained. List of demo programs in SAP which explains SAP ALV Drag Drop functionality. The method name to achieve the same is – DEFINE. 1. Rahul, I would suggest using a code based approach. Open the transaction SEGW and create a new project. Deep Insert oData. The Wizard Step 1 of 2: Redefine Service appears. " Example of material entity type definition for json data mapping, entity found by key TYPES BEGIN OF type_json_resp_material. BCALV_DND_01 – Drag ALV Row to Tree Folder. The SAP classification system allows you to use characteristics to describe all types of objects and to group similar objects in classes. Now in WebIDE – Lets select redefined service. Redefine DEFINE method in MPC_EXT to create annotations. publish: trueEnsure that oData property is of type Edm. For the examples in this article, we will be leveraging both vocabulary-based and SAP-specific annotations to achieve targeted user interface behaviors within our Fiori Element. Keep the default class names as-is and click on enter button. List of demo programs in SAP which explains SAP Editable ALV Grid. MessageBox. If your value help contains a fixed number of values, a dropdown list will be rendered. 4. Further we are going to write logic in MPC_EXT class for creating annotations. Enhance the define method to add the required code mentioned below. Redefine DEFINE method in metadata provider extension class. I have created odata v4 project in segw. I use these code in conjunction with Fiori Elements templates. A query provides read-only access to the database and it is. On pressing F4 we will get a Popup of value help with empty list. The method shown in the blog will work in SAP GUI and Webgui (program launched from Fiori Launchpad). Redefine methods of MPC extension class DEFINE. 1. Go to STMS transaction in target system. Step 2. entity set) on which we want the list report to be based. Posted on: January 14, 2019 | By: Pawan Kesari – 1 Comment. 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. Tx code: SEGW. You redefining existing (SAP standard) SEGW project where code based annotations are used. The first is in the MPC_EXT and the second in the DPC_EXT. Calling expand entity from SAP Gateway Client. 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). Step 4: Enhance Logic in Metadata using Class MPC_EXT and DEFINE Method. MPC_EXT) super->define( ). MPC is used to define the EDM of your service. Any help will be appreciated. Then create an ABAP data element based on this domain. Your data model is based on CDS, but is more complex than simple compositions and includes advanced features, such as transactional processing. Step 2: Redefine the MPC_EXT “DEFINE” method and call the below code. 1. To generate the classes and publish the service, proceed as follows: In the SAP Gateway Service Builder, right click the project name and click .