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Filter Kotlin Continuation in BatchLoaderHandlerMethod

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Closes gh-174
This commit is contained in:
Rossen Stoyanchev
2021-11-02 14:50:25 +00:00
parent b321e350aa
commit f5c17b52d3
1 changed files with 9 additions and 5 deletions
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14
spring-graphql/src/main/java/org/springframework/graphql/data/method/annotation/support/BatchLoaderHandlerMethod.java
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@@ -86,7 +86,8 @@ public class BatchLoaderHandlerMethod extends InvocableHandlerMethodSupport {
return result;
}
public <K> Object resolveArgument(
@Nullable
private <K> Object resolveArgument(
MethodParameter parameter, Collection<K> keys, BatchLoaderEnvironment environment) {
Class<?> parameterType = parameter.getParameterType();
@@ -100,12 +101,15 @@ public class BatchLoaderHandlerMethod extends InvocableHandlerMethodSupport {
collection.addAll(keys);
return collection;
}
if (parameterType.isInstance(environment)) {
else if (parameterType.isInstance(environment)) {
return environment;
}
throw new IllegalStateException(formatArgumentError(parameter, "Unexpected argument type."));
else if ("kotlin.coroutines.Continuation".equals(parameterType.getName())) {
return null;
}
else {
throw new IllegalStateException(formatArgumentError(parameter, "Unexpected argument type."));
}
}
}