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Cherry pick PR 3942 To add singleton to factory method #3968

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Merged
dondonz merged 1 commit into from
May 15, 2025
Merged

Cherry pick PR 3942 To add singleton to factory method #3968

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13 changes: 12 additions & 1 deletion src/main/java/graphql/schema/SingletonPropertyDataFetcher.java
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Original file line number Diff line number Diff line change
Expand Up @@ -15,7 +15,18 @@ public class SingletonPropertyDataFetcher<T> implements LightDataFetcher<T> {

private static final SingletonPropertyDataFetcher<Object> SINGLETON_FETCHER = new SingletonPropertyDataFetcher<>();

private static final DataFetcherFactory<?> SINGLETON_FETCHER_FACTORY = environment -> SINGLETON_FETCHER;
private static final DataFetcherFactory<?> SINGLETON_FETCHER_FACTORY = new DataFetcherFactory<Object>() {
@SuppressWarnings("deprecation")
@Override
public DataFetcher<Object> get(DataFetcherFactoryEnvironment environment) {
return SINGLETON_FETCHER;
}

@Override
public DataFetcher<Object> get(GraphQLFieldDefinition fieldDefinition) {
return SINGLETON_FETCHER;
}
};

/**
* This returns the same singleton {@link LightDataFetcher} that fetches property values
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