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Ability to supply a different GraphQL java based upon the request context. #2680

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Ability to supply a different GraphQL java based upon the request context. #2680

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936758b
Ability to supply a different GraphQL schema based on the request.
NavidMitchell Nov 13, 2024
0d28dac
Make factory async
NavidMitchell Nov 13, 2024
3a3ab41
Moved to vertx Future
NavidMitchell Nov 13, 2024
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22 changes: 20 additions & 2 deletions ...x-web-graphql/src/main/java/io/vertx/ext/web/handler/graphql/impl/GraphQLHandlerImpl.java
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Original file line number Diff line number Diff line change
Expand Up @@ -56,6 +56,7 @@ public class GraphQLHandlerImpl implements GraphQLHandler {
private static final Function<RoutingContext, Locale> DEFAULT_LOCALE_FACTORY = rc -> null;

private final GraphQL graphQL;
private final Function<RoutingContext, Future<GraphQL>> graphQLFactory;
private final GraphQLHandlerOptions options;

private Function<RoutingContext, Object> queryContextFactory = DEFAULT_QUERY_CONTEXT_FACTORY;
Expand All @@ -65,6 +66,13 @@ public class GraphQLHandlerImpl implements GraphQLHandler {

public GraphQLHandlerImpl(GraphQL graphQL, GraphQLHandlerOptions options) {
this.graphQL = graphQL;
this.graphQLFactory = null;
this.options = options == null ? new GraphQLHandlerOptions() : options;
}

public GraphQLHandlerImpl(Function<RoutingContext, Future<GraphQL>> graphQLFactory, GraphQLHandlerOptions options) {
this.graphQL = null;
this.graphQLFactory = graphQLFactory;
this.options = options == null ? new GraphQLHandlerOptions() : options;
}

Expand Down Expand Up @@ -471,8 +479,18 @@ public ExecutionInput.Builder builder() {
});
}

return Future.fromCompletionStage(graphQL.executeAsync(builder.build()), rc.vertx().getOrCreateContext())
.map(executionResult -> new JsonObject(executionResult.toSpecification()));
if(graphQLFactory != null){
return graphQLFactory.apply(rc)
.compose(graphQL -> Future.fromCompletionStage(graphQL.executeAsync(builder.build()),
rc.vertx().getOrCreateContext())
.map(executionResult -> new JsonObject(executionResult.toSpecification())));
}else if(graphQL != null){
return Future.fromCompletionStage(graphQL.executeAsync(builder.build()), rc.vertx().getOrCreateContext())
.map(executionResult -> new JsonObject(executionResult.toSpecification()));
}else{
// should never happen
throw new IllegalStateException("GraphQL not configured");
}
}

private String getContentType(RoutingContext rc) {
Expand Down