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You're reading from  Modern API Development with Spring 6 and Spring Boot 3 - Second Edition

Product typeBook
Published inSep 2023
Reading LevelIntermediate
PublisherPackt
ISBN-139781804613276
Edition2nd Edition
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Sourabh Sharma
Sourabh Sharma
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Sourabh Sharma

Sourabh Sharma is a Senior Development Manager at Oracle with over 20 years of experience in the industry. He is a manager and architect who has been designing on-premise and cloud-based applications using Java, Javascript, and Oracle DB. Sourabh has worked with leading companies and delivered enterprise products and applications. His expertise lies in conceptualizing, modeling, designing, and developing N-tier and cloud-based web applications while leading teams. Sourabh's experience also includes developing microservice-based solutions and implementing various types of workflow and orchestration engines. He believes in continuous learning and sharing knowledge through his books and training.
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Implementing GraphQL mutations

As per the GraphQL schema, you are going to implement two mutations – addTag and addQuantity.

The addTag mutation takes productId and a collection of tags as arguments and returns the Product object. The addQuantity mutation takes productId and the quantity to add and returns Product.

Let’s add this implementation to the existing ProductDatafetcher class as shown in the following code block:

// rest of the ProductDatafetcher class code@DgsMutation(field = MUTATION.AddTag)
public Product addTags(
    @InputArgument("productId") String productId,
    @InputArgument(value = "tags", collectionType =
         TagInput.class) List<TagInput> tags) {
  return tagService.addTags(productId, tags);
}
@DgsMutation(field = MUTATION.AddQuantity)
public Product addQuantity(
      @InputArgument...
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Modern API Development with Spring 6 and Spring Boot 3 - Second Edition
Published in: Sep 2023Publisher: PacktISBN-13: 9781804613276

Author (1)

author image
Sourabh Sharma

Sourabh Sharma is a Senior Development Manager at Oracle with over 20 years of experience in the industry. He is a manager and architect who has been designing on-premise and cloud-based applications using Java, Javascript, and Oracle DB. Sourabh has worked with leading companies and delivered enterprise products and applications. His expertise lies in conceptualizing, modeling, designing, and developing N-tier and cloud-based web applications while leading teams. Sourabh's experience also includes developing microservice-based solutions and implementing various types of workflow and orchestration engines. He believes in continuous learning and sharing knowledge through his books and training.
Read more about Sourabh Sharma