Content Fragments are used, as the content is structured according to Content Fragment Models. Certification. The ScriptHelper class provides access to. model. The use of React is largely unimportant, and the consuming external application could be written in any framework. GraphQL has a robust type system. Learn about headless development using Adobe Experience Manager (AEM) as a Headless CMS. The GraphQL API in AEM allows you to expose Content Fragment data to downstream applications. 6. This gives us the best of both worlds: GraphQL clients can continue to rely on a consistent mechanism for getting a globally unique ID. If a persistedQuery exists under the extensions key, Dgraph will try to process a Persisted Query: if no sha256 hash is provided, process the query without persisting. GraphQL also provides us a way to assign default values to the variables. To get the data stored in CFs, I have a GET request in my JS for the graphql persisted query. Some of the key principles of Apache Sling is it’s web application framework, which is designed for content-oriented application development, which provides RESTful web API to JCR based application. This end-to-end tutorial continues the basic tutorial that covered the fundamentals of Adobe Experience Manager (AEM) Headless and GraphQL. Here AEM Content will be exposed as an API using content/ assets API and GraphQL queries the response and send the relevant response to any third party application like REACT or Angular. New capabilities with GraphQL. Next, explore the power of AEM’s GraphQL API using the built-in GraphiQL Explorer. Since the fetch API is included in all modern browsers, you do not. AEM HEADLESS SDK API Reference Classes AEMHeadless . Created for: Beginner. Use GraphQL queries in Postman: documentation for Postman, the collaboration platform for API development. The following configurations are examples. Seamlessly integrate APIs, manage data, and enhance performance. 5 and trying to implement GraphQL and Persisted Query API to retrieve content fragment data. This fulfills a basic requirement of GraphQL. But according to the Federation specification, another syntax is also supported: type Animal @key(fields: "id") @extends. zip. Cloud Service; AEM SDK; Video Series. Then you can do this : allCategories (filter: {tag: "mystery"}) { books { id } }. Log into AEM and from the main menu select Tools -> General -> Configuration Browser. The multi-line text field is a data type of Content Fragments that enables authors to create rich text content. Often, these headless consumers may need to authenticate to AEM in order to access protected content or actions. Persisted GraphQL queries. I am using AEM as a Cloud Service and have created a component in which the data is rendered through the Content Fragments. The GraphiQL Explorer tool enables developers to create, and test queries against content on the current AEM environment. In this post, we will look at the various data/time types available through. Courses Recommended courses Tutorials Certification Events Instructor-led training Browse content library View all learning options. The /api/graphql is throwing 403 errors which means no frontend commerce operation is happening on the storefront. In this chapter, you explore how AEM’s GraphQL APIs can drive the experience in an external application. They can be requested with a GET request by client applications. Currently t he GraphQL feature is enabled by default only on the AEM SDK from 2021-02-04 or newer on AEM as Cloud Service. Wondering if I can do it using Graphql query. GraphQL persisted queries allow you to store the GraphQL query text on the server, rather than sending it to the server with each request. Learn about the different data types that can be used to define a schema. Learn. This is the same framework used to translate other AEM content, such as Pages, Experience Fragments, Assets, and Forms. allowedpaths specifies the URL path patterns allowed from the specified origins. A name will be automatically generated based on the title and adjusted according to AEM naming conventions. Before calling any method initialize the instance with GraphQL endpoint, GraphQL serviceURL and auth if needed Typedefs Model: object . url: the URL of the GraphQL server endpoint used by this client. If you are trying to access the other endpoints from AEM, then it would requie to whitelisting of AEM cloud url from other endpoint side. AEM can easily access and interact with commerce use cases through CIF via Adobe Commerce’s GraphQL APIs. jar. Following AEM Headless best practices, the iOS application uses AEM GraphQL persisted queries to query adventure data. AEM’s GraphQL queries can be written to provide URLs to images based on where the image is referenced from. For GraphQL queries with AEM there are a few extensions: . x. 0. An end-to-end tutorial illustrating how to build-out and expose content using AEM’s GraphQL APIs and consumed by an external app, in a headless CMS scenario. GraphQL for AEM also generates several helper fields. API Reference. GraphQL will be released for SP 6. Install GraphiQL IDE on AEM 6. In this tutorial, you learn how to integrate the requests for persisted queries into the sample WKND GraphQL React app using the AEM Headless Client for JavaScript. |. This allows for grouping of fields so that. 5 service pack 12. Please advise. - 427189cfm-graphql-index-def. Rich text with AEM Headless. In this chapter, you explore how AEM’s GraphQL APIs can drive the experience in an external application. Learn how to query a list of Content. The AEM Headless quick setup gets you hands-on with AEM Headless using content from the WKND Site sample project, and a sample React App (a SPA) that consumes the content over AEM Headless GraphQL APIs. Overview; 1 - Content modeling; 2 - AEM Headless APIs and. Overview; 1 - Create Content Fragment Models; 2 - Author Content Fragments; 3 - Explore the AEM GraphQL API; 4 - Persisted GraphQL Queries; 5 - Client Application Integration; Headless First Tutorial. AEM’s GraphQL APIs for Content Fragments. I have AEM 6. Learn how to create variations of Content Fragments and explore some common use cases. GraphQL is: “…a query language for APIs and a runtime for fulfilling those queries with your existing data. REST APIs offer performant endpoints with well-structured access to content. For example, a URL such as:In this tutorial, you learn how to integrate the requests for persisted queries into the sample WKND GraphQL React app using the AEM Headless Client for JavaScript. Learn about advanced queries using filters, variables, and directives. Typical AEM as a Cloud Service headless deployment. I am using AEM GQL API and want to fetch the image document's metadata like title and description? I don't see any way to get article title and description. Hi , Yes , AEM provides OOTB Graphql API support for Content Fragments only . Deploying a SPA that interacts AEM in a headless manner involves hosting the SPA and making it accessible via a web browser. GraphiQL is included in all environments of AEM (but will only be accessible/visible when you configure your endpoints). Out of the. In this post, I’ll cover various. Here you can specify: ; Name: name of the endpoint; you can enter any text. In this context (extending AEM), an overlay means to take the predefined functionality. 5 editor is part of add-on additional package and is available under. As described in Locating the Script, AEM (via Apache Sling) provides an ECMA script engine that executes server-side ECMA scripts. If you need AEM support to get started with AEM 6. I'm currently using AEM 6. I am using AEM GQL API and want to fetch the image document's metadata like title and description? I don't see any way to get article title and description. Nov 7, 2022. I have AEM 6. An end-to-end tutorial illustrating how to build-out and expose content using AEM’s GraphQL APIs and consumed by an external app, in a headless CMS scenario. To use GraphQL in AEM, you will need to create a GraphQL endpoint in AEM. These remote queries may require authenticated API access to secure headless content. Start the local AEM Author Service by executing the following from the command line: java -jar aem-author-p4502. Developer. First, each vertex must have a unique ID to make it easily identifiable by the search step. Hello People, Is there a way to apply two _logOp in single GraphQL query? we have a query, where we want to filter result in a folder AND it should match the variable value between two CF model fields, so It should be OR operation. The ImageRef type has four URL options for content references: _path is the referenced path in AEM, and does not include an AEM origin (host name) _dynamicUrl is the full URL to the preferred, web-optimized image asset. AEM Content Fragments work together with the AEM GraphQL API (a customized implementation, based on standard GraphQL), to deliver structured content for use in your applications. 10. x. Understand how the AEM GraphQL API works. To give an example when I hit below url to fetch list of all persisted queries . Tutorials by framework. A simple React app is used to query and display Team and Person content exposed by AEM’s GraphQL APIs. GraphQL for AEM - Summary of Extensions. The GraphQL API then can be implemented directly within the commerce solution using the tools and programming languages the commerce solution provides. This server-to-server application demonstrates how to query content using AEM’s GraphQL APIs using persisted queries and print it on terminal. Contributing. The basic operation of queries with GraphQL for AEM adhere to the standard GraphQL specification. Learn. SP10 or newer needs to be installed, as per release notes SP10 is the first SP that adds GraphQL support to AEM 6. Prerequisites. Query for fragment and content references including references from multi-line text fields. Beginner. In this tutorial, you learn how to integrate the requests for persisted queries into the sample WKND GraphQL React app using the AEM Headless Client for JavaScript. In these cases, the GraphQL API can expose the previous API's IDs in a separate field. 5. An end-to-end tutorial illustrating how to build-out and expose content using AEM's GraphQL APIs and consumed by an external app, in a headless CMS scenario. For the purposes of this getting started guide, we only need to create one configuration. View. Good fit for complex systems and microservices. Like. extensions must be set to [GQLschema] sling. Developer. Currently t he GraphQL feature is enabled by default only on the AEM SDK from 2021-02-04 or newer on AEM as Cloud Service. 08-05-2023 06:03 PDT. The basic operation of queries with GraphQL for AEM adhere to the standard GraphQL specification. The reason of above is a fact that GraphQL Query Editor is restricted by render condition that relays on feature toggle: ft-sites-155. This end-to-end tutorial continues the basic tutorial that covered the fundamentals of Adobe Experience Manager (AEM) Headless and GraphQL. Learn how variations can be used in a real-world scenario. Content Fragment Models determine the schema for GraphQL queries in AEM. This fulfills a basic requirement of GraphQL. Adobe Experience Manager is designed to cater for content authoring of multiple sites by multiple content authors. Unlock microservices potential with Apollo GraphQL. In this session, we would cover the following: Content services via exporter/servlets. Learn about the various deployment considerations for AEM Headless apps. Also advanced features like client side caching, GraphQL subscriptions based on websocket protocols, refetching queries, cannot be used in a straight-forward manner. The schema defines the types of data that can be queried and manipulated using GraphQL,. See generated API Reference. js application run from the command line to update asset metadata on AEM as a Cloud Service using Assets HTTP API. This persisted query drives the initial view’s adventure list. Search for “GraphiQL” (be sure to include the i in GraphiQL ). The multi-line text field is a data type of Content Fragments that enables authors to create rich text content. Ensure you adjust them to align to the requirements of your. Have one or more constituent parts. If GraphQL IDE, GraphiQL content package is installed in same author instance + If we have some content fragments to test, we can execute queries as is from the IDE. Select the Content Fragment Model and select Properties form the top action bar. Experience League. And base your Sorting Order in Graphql Query with that Field. View the source code on GitHub. 5, or to overcome a specific challenge, the resources on this page will help. Tools > General > GraphQL Query Editor is available only in AEM as a Cloud Service, this is a bit different editor comparing to the one that is provided as part of graphiql-0. Deploying a SPA that interacts AEM in a headless manner involves hosting the SPA and making it accessible via a web browser. A client-side REST wrapper #. Multiple CORS configurations can be created and deployed to different environments. Courses. That, combined with generally large result sets from very broad queries, can produce very large JSON responses that. But dates and times have to be defined as custom scalars like Date or timestamp etc. Select Create. Persisted GraphQL queries. Experience League. supports headless CMS scenarios where external client applications render experiences. This architecture features some inherent performance flaws, but is fast to implement and. Clone and run the sample client application. Write GraphQL APIs that leverage your existing data and code with GraphQL engines available in many languages. AEM Headless clients operating in a production capacity typically interact with AEM Publish, which contains the approved, published content. GraphQL was developed by Facebook to overcome the shortcomings they found with REST APIs. GraphQL only works with content fragments in AEM. Nov 7, 2022 GraphQL query is an API for headless architecture to deliver content fragment data in the form of JSON. An implementation of the standard GraphiQL IDE is available for use with the GraphQL API of Adobe Experience Manager (AEM) as a Cloud Service. Developer. SPA Editor learnings. To use GraphQL in AEM, you will need to create a GraphQL endpoint in AEM. The GraphiQL tool also enables users to persist or save queries to be used by client applications in a production setting. Authorized requests to AEM GraphQL APIs they typically occur in the context of server-to-server apps, since other app types, such as single-page apps, mobile, or Web Components, typically do use authorization as it is difficult to secure the credentials . 1 Answer. Learn how to use features like Content Models, Content Fragments, and a GraphQL API to power headless content delivery. The GraphQL query for this takes an argument which specifies the ID of the book to retrieve. The use of React is largely unimportant, and the consuming external application could be written in any framework. Open src/screens/feed. AEM GraphQL API is. Solved: In my custom react application, I wanted to fetch and show one of the Tag values. Learn how to create GraphQL queries to return content from Adobe Experience Manager (AEM) and how to use the GraphiQL tool to quickly test, refine, and debug queries. In the setup, you have a single (web) server that implements the GraphQL specification. It’s neither an architectural pattern nor a web service. The GraphiQL IDE is available in AEM for you to develop, test, and persist your GraphQL queries, before transferring to your production environment. GraphQL Query Editor. Additional resources can be found on the AEM Headless Developer Portal. js, import apollo/client and write GraphQL query in that. 5 the GraphiQL IDE tool must be manually installed. . Learn how to enable, create, update, and execute Persisted Queries in AEM. 5. Adobe Experience Manager as a Cloud Service’s Cross-Origin Resource Sharing (CORS) facilitates non-AEM web properties to make browser-based client-side calls to AEM’s GraphQL APIs, and other AEM Headless resources. Setting type=cq:Page restricts this query to only cq:Page nodes, and resolves the query to AEM’s cqPageLucene, limiting the results to a subset of nodes (only cq:Page. Download Advanced-GraphQL-Tutorial-Starter-Package-1. Tap on the download button in the top-left corner to download the JSON file containing accessToken value, and save the JSON file to a safe location on your development machine. A simple React app is used to query and display Team and Person content exposed by AEM’s GraphQL APIs. Adobe Experience Manager, the leading headless CMS* by Adobe Abstract Why would you need a headless CMS? IT is looking to address Agility and Flexibility Organisations want to deliver app-like experiences in addition to regular content pages Javascript frameworks like React and Angular have matured. From the AEM Start menu, navigate to Tools > Deployment > Packages. Component & GraphQL Response Caching. It is widely used for headless systems. GraphQL for AEM - Summary of Extensions {#graphql-extensions} . APOLLO CLIENT. x-classic. GraphQL API. In previous releases, a package was needed to install the GraphiQL IDE. But GraphQL tab is still missing on Content Fragment Model Properties. How do i download AEM6. Add a configuration and set the following mandatory parameters: identifier: must be unique among all GraphQL clients. supports headless CMS scenarios where external client applications render experiences. A primary use case for The Adobe Experience Manager as a Cloud Service (AEM) GraphQL API for Content Fragment Delivery is to accept remote queries from third-party applications or services. This Web Component application demonstrates how to query content using AEM’s GraphQL APIs using persisted queries and render a portion of UI, accomplished using pure JavaScript code. This example, loosely based on the AEM Headless React app, illustrates how AEM GraphQL API requests can be configured to connect to different AEM Services. Level 5. 1 Accepted Solution. The GraphiQL tool also enables users to persist or save queries to be used by client applications in a production setting. This example, loosely based on the AEM Headless React app, illustrates how AEM GraphQL API requests can be configured to connect to different AEM Services. Next, explore the power of AEM’s GraphQL API using the built-in GraphiQL IDE. GraphQL. SlingSchemaServlet. The zip file is an AEM package that can be installed directly. GraphQL query is an API for headless architecture to deliver content fragment data in the form of JSON. Search for “GraphiQL” (be sure to include the i in GraphiQL ). AEM Headless GraphQL Video Series Learn about AEM’s GraphQL capabilities through the in-depth walk-through of Content Fragments and and AEM’s GraphQL APIs and development tools. The following are examples of how AEM GraphQL API requests can have the AEM host value made configurable for various headless app frameworks. To instantiate instances of this GraphQL client, simply go the AEM OSGi configuration console and look for "GraphQL Client Configuration Factory". The advanced tutorial illustrates in-depth aspects of working with Content Fragment Models, Content Fragments, and the AEM GraphQL persisted queries, including using the GraphQL. Over 200k developers use LogRocket to create better digital experiences. To enable the corresponding endpoint: Navigate to Tools, Assets, then select GraphQL. AEM Headless Overview; GraphQL. The basic operation of queries with GraphQL for AEM adhere to the standard GraphQL specification. It returns predictable data typically in JSON format. Some content is managed in AEM and some in an external system. In this video you will: Learn how to create and define a Content Fragment Model. directly; for example, The sample queries are based on the Sample Content Fragment Structure for use with GraphQL. Let’s take a closer look of how to find the query types available in your instance of AEM. GraphiQL is included in all environments of AEM (but will only be accessible/visible when you configure your endpoints). In previous releases, a package was needed to install the GraphiQL IDE. Currently t he GraphQL feature is enabled by default only on the AEM SDK from 2021-02-04 or newer on AEM as Cloud Service. To access the GraphQL endpoint, a CORS policy must be configured and added to an AEM Project that is deployed to AEM via Cloud Manager. Ensure you adjust them to align to the requirements of your project. The following are examples of how AEM GraphQL API requests can have the AEM host value made configurable for various headless app frameworks. The following configurations are examples. As defined in GraphQL, offset-based pagination is quite simple: type User { id: ID! } type Query { signedUpUsers (limit: Int, offset: Int): [User!]! } As you can see, to add pagination, all you have to do is add the arguments 'limit' and 'offset' to the field 'signedUpUsers'. AEM’s GraphQL APIs for Content Fragments. GraphQL allows mutations in writing codes requiring customized codes for every new write operation. The AEM GraphQL API is a customized version based on the standard GraphQL API specification, specially configured to allow you to perform (complex) queries on your Content Fragments. To get the third page of results in a ten-row table, you would do this:Service credentials. Content Fragment models define the data schema that. This project will be generated within the cloned aem-guides-wknd-graphql project’s remote-spa-tutorial folder. This Symfony bundle provides integration of GraphQL using webonyx/graphql-php and GraphQL Relay. REST and JSON use the HTTP conventional create, read,. AEM Headless single-page app (SPA) deployments involve JavaScript-based applications built using frameworks such as React or Vue, that consume and interact with content in AEM in a headless manner. This React application demonstrates how to query content using AEM’s GraphQL APIs using persisted queries. Also if you will look into urls they are different as well: AEM 6. If auth param is a string, it's treated as a Bearer token. An end-to-end tutorial illustrating how to build-out and expose content using AEM and consumed by a native mobile app, in a headless CMS scenario. This end-to-end tutorial continues the basic tutorial that covered the fundamentals of Adobe Experience Manager (AEM) Headless and GraphQL. This is used by the CIF authoring tools (product console and pickers) and for the CIF client-side components doing direct GraphQL calls. 0. Topics: Content Fragments. The AEM GraphQL API currently not supporting some of the GraphQL API features such as Mutations, Subscriptions, and Paging/Sorting, the API is read-only and the Asset API should be used to perform. In addition, endpoints also dont work except /global endpoint in AEM 6. This works just like a function taking a default value as an argument in a programming language. AEM 6. In this design pattern, the SPA application is completely separated from AEM, and content from AEM is consumed through headless GraphQL APIs as needed. 5 also includes several digital experience platform features such as GraphQL support, built-in Adobe Target integration, and a new user interface for the AEM Screens device. Run the following command to install Persisted Queries link: You have updated the link chain, placing createPersistedQueryLink () before the The persisted link cannot be the last in your list. AEM content fragments enable you to build a channel-agnostic content pool with which you can create content variations for a specific channel. Terms: Let’s start by defining basic terms. All the supported Content Fragment Model Data Types and the corresponding GraphQL types are represented: GraphQL API. Install GraphiQL IDE on AEM 6. The AEM GraphQL API allows you to update the default cache-control parameters to your queries in order to improve performance. To avoid losing track of which content fragment is connected to which one, you can use the GraphQL. AEM devs, join us on Nov 6 (EMEA, LATAM, NA) & Nov 15 (APAC) for Adobe Developers Live. json. The content in AEM is managed through Content Framnents and exposed through GraphQL API as a JSON. No matter how many times I publish the CF, the data remains same and is. Translate. An end-to-end tutorial illustrating how to build-out and expose content using AEM’s GraphQL APIs and consumed by an external app, in a headless CMS scenario. 5 Serve pack 13. This tutorial explores how AEM’s GraphQL APIs and headless capabilities can be used to power the experiences surfaced in an external app. If you require a single result: ; use the model name; eg city . Create the folder ~/aem-sdk/author. GraphQL API. The GraphiQL tool also enables users to persist or save queries to be used by client applications in a production setting. This is your 24 hour, developer access token to the AEM as a Cloud Service environment. A simple React app is used to query and display Team and Person content exposed by AEM’s GraphQL APIs. Clone and run the sample client application. I added GraphQL to the bundle in the AEM and it caused bundle start failed. Integrations with Adobe Experience Manager (AEM) as a Cloud Service must be able to securely authenticate to AEM service. The endpoint is the path used to access GraphQL for AEM. Values of GraphQL over REST. For more information on GraphQL and how it works in AEM, see the links I have provided at the end of this article. AEM_graphQl_Voyager. To help with this see: A sample Content Fragment structure. Why. This guide uses the AEM as a Cloud Service SDK. Courses Recommended courses Tutorials Certification Events Instructor-led training Browse content library View all learning options. For a review of Author and Publish environments in AEM, refer to the AEM Headless and GraphQL video series. 13 of the uber jar. In the basic tutorial multi-step GraphQL tutorial, you used the GraphiQL Explorer to test and refine the GraphQL queries. Review the GraphQL syntax for requesting a specific variation. Created for: Beginner. 3. I can still see following ways: A. Overview; 1 - Create Content Fragment Models; 2 - Author Content Fragments; 3 - Explore the AEM GraphQL API; 4 - Persisted GraphQL Queries; 5 - Client Application Integration; Headless First Tutorial. Content Fragments are used, as the content is structured according to Content Fragment Models. The AEM GraphQL API allows you to update the default cache-control parameters to your queries in order to improve performance. Overview; 1 - Create Content Fragment Models; 2 - Author Content Fragments; 3 - Explore the AEM GraphQL API; 4 - Persisted GraphQL Queries; 5 - Client Application Integration; Headless First Tutorial. If auth is not defined, Authorization header will not be set. Developer. By utilizing the AEM Headless SDK, you can easily query and fetch Content Fragment data using GraphQL. The AEM GraphQL API is a customized version based on the standard GraphQL API specification, specially configured to let you perform (complex) queries on your Content Fragments. The following tools should be installed locally: JDK 11;. Topics: Content Fragments. Example applications are a great way to explore the headless capabilities of Adobe Experience Manager (AEM). Enhance your skills, gain insights, and connect with peers. The advanced tutorial illustrates in-depth aspects of working with Content Fragment Models, Content Fragments, and the AEM GraphQL persisted queries, including using the GraphQL. . AEM Gem session Search forms made easy with the AEM querybuilder for a detailed overview of the query builder. You are telling GraphQL that you are requesting a Query, while in fact register is a Mutation. The execution flow of the Node. . This Next. This can be useful in situations where you want to reduce. graphql. The data needs to be stored in a search database. Throttling: You can use throttling to limit the number of GraphQL. Allowing for bulk delivery of exactly what is needed for rendering as the response to a single API query. AEM GraphQL schemas are created as soon as a Content Fragment Model is created, and they can exist on both author and publish environments. In previous releases, a package was needed to install the GraphiQL IDE. 2. js application is invoked from the command line. GraphQL and the Commerce GraphQL schema are among some of the most popular ways to move data between AEM/CIF and the third-party e-commerce platform. 11. In addition to this, they help you deliver content to channels other than traditional AEM web pages. NOTE. Content Fragment Models determine the schema for GraphQL queries in AEM. The GraphiQL Explorer tool enables developers to create, and test queries against content on the current AEM environment. The GraphiQL tool also enables users to persist or save queries to be used by client applications in a production setting. This example, loosely based on the AEM Headless React app, illustrates how AEM GraphQL API requests can be configured to connect to different AEM Services. x+; How to build. And some sample GraphQL queries, based on the sample content fragment structure (Content Fragment Models and related Content Fragments). Adobe has adopted Adobe Commerce’s GraphQL APIs as its official commerce API for all commerce-related data. This example, loosely based on the AEM Headless React app, illustrates how AEM GraphQL API requests can be configured to connect to different AEM Services. Create Content Fragments based on the. To act on the change, we need a GraphQL server that supports introspection. Schemas on publish are the most critical as they provide the foundation for live delivery of Content Fragment. Persisted queries are GraphQL queries that are created and stored on the Adobe Experience Manager (AEM) server. 5; GraphQL endpoints need to be configured - see this documentation to get more information how to do this -. In previous releases, a package was needed to install the GraphiQL IDE. This session dedicated to the query builder is useful for an overview and use of the tool. Above all provided we are logged in to our local AEM Cloud SDK author instance as admin. 1 - Modeling Basics; 2 - Advanced Modeling; 3 - Creating GraphQL Queries; 4 - Content Fragment Variations; 5 - GraphQL. adobe. This issue is seen on publisher. If you require a single result: ; use the model name; eg city . GraphQL API : Get Image details like title and description. Preview URLs, using URL expressions, are set on the Content Fragment Model’s Properties. Example applications are a great way to explore the headless capabilities of Adobe Experience Manager (AEM). The following are examples of how AEM GraphQL API requests can have the AEM host value made configurable for various headless app frameworks. The React App in this repository is used as part of the tutorial. According to the Apollo Federation specification, there is an @extend syntax supported by graphql-java. Overview; 1 - Content modeling; 2 - AEM Headless APIs and React; 3 -. That, combined with generally large result sets from very broad queries, can produce very large JSON responses that. zip: AEM as a Cloud Service, the default build. Also if you will look into urls they are different as well: AEM GraphQL API {#aem-graphql-api} . Import @apollo/client package import { useQuery, gql } from '@apollo/client'; Write. Adobe Experience Manager (AEM) Gems is a series of technical deep dives into Adobe Experience Manager delivered by Adobe experts.