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Jul 24, 2022
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Add Spring for GraphQL instructions #67

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18 changes: 15 additions & 3 deletions README.md
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Expand Up @@ -15,9 +15,10 @@ system but after that it is up to an implementation about what custom scalars ar

You would use custom scalars when you want to describe more meaningful behavior or ranges of values.

## How to install
To use this library put the following into your gradle config

compile 'com.graphql-java:graphql-java-extended-scalars:18.1'
implementation 'com.graphql-java:graphql-java-extended-scalars:18.1'

or the following into your Maven config

Expand All @@ -41,11 +42,22 @@ or the following into your Maven config

It's currently available from Maven Central.

Then register the scalar with graphql-java
## How to use extended scalars
Register the scalar with graphql-java

RuntimeWiring.newRuntimeWiring().scalar(ExtendedScalars.DateTime)

And use it in your schema
Or if using [Spring for GraphQL](https://docs.spring.io/spring-graphql/docs/current/reference/html/), register the scalar with `RuntimeWiringConfigurer`

@Configuration
public class GraphQlConfig {
@Bean
public RuntimeWiringConfigurer runtimeWiringConfigurer() {
return wiringBuilder -> wiringBuilder.scalar(ExtendedScalars.DateTime);
}
}

And use the scalar in your schema

scalar DateTime
type Something {
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