Merge pull request #196 from jmccaull/update_servlet_7.3.0

update graphql servlet dependency

Author: oliemansm

gradle.properties

@@ -40,7 +40,7 @@ LIB_GRAPHQL_JAVA_VER = 11.0
 LIB_JUNIT_VER = 4.12
 LIB_SPRING_CORE_VER = 5.0.4.RELEASE
 LIB_SPRING_BOOT_VER = 2.1.3.RELEASE
-LIB_GRAPHQL_SERVLET_VER = 7.2.0
+LIB_GRAPHQL_SERVLET_VER = 7.3.0
 LIB_GRAPHQL_JAVA_TOOLS_VER = 5.5.0
 LIB_COMMONS_IO_VER = 2.6
 kotlin.version=1.3.10

graphql-spring-boot-autoconfigure/src/main/java/com/oembedler/moon/graphql/boot/GraphQLWebAutoConfiguration.java

@@ -34,6 +34,7 @@
 import graphql.servlet.DefaultExecutionStrategyProvider;
 import graphql.servlet.DefaultGraphQLSchemaProvider;
 import graphql.servlet.ExecutionStrategyProvider;
+import graphql.servlet.GraphQLBatchExecutionHandlerFactory;
 import graphql.servlet.GraphQLConfiguration;
 import graphql.servlet.GraphQLContextBuilder;
 import graphql.servlet.GraphQLErrorHandler;
@@ -126,6 +127,9 @@ public class GraphQLWebAutoConfiguration implements ApplicationContextAware {
     @Autowired(required = false)
     private MultipartConfigElement multipartConfigElement;
 
+    @Autowired(required = false)
+    private GraphQLBatchExecutionHandlerFactory graphQLBatchExecutionHandlerFactory;
+
     @Override
     public void setApplicationContext(ApplicationContext applicationContext) throws BeansException {
         if (errorHandler == null) {
@@ -251,18 +255,23 @@ public ObjectMapperProvider objectMapperProvider(ObjectMapper objectMapper) {
         return () -> objectMapper;
     }
 
+    @Bean
+    @ConditionalOnMissingBean
+    public GraphQLConfiguration graphQLConfiguration(GraphQLInvocationInputFactory invocationInputFactory, GraphQLQueryInvoker queryInvoker, GraphQLObjectMapper graphQLObjectMapper) {
+        return GraphQLConfiguration.with(invocationInputFactory)
+            .with(queryInvoker)
+            .with(graphQLObjectMapper)
+            .with(listeners)
+            .with(graphQLServletProperties.isAsyncModeEnabled())
+            .with(graphQLServletProperties.getSubscriptionTimeout())
+            .with(graphQLBatchExecutionHandlerFactory)
+            .build();
+    }
 
     @Bean
     @ConditionalOnMissingBean
-    public GraphQLHttpServlet graphQLHttpServlet(GraphQLInvocationInputFactory invocationInputFactory, GraphQLQueryInvoker queryInvoker, GraphQLObjectMapper graphQLObjectMapper) {
-        GraphQLConfiguration configuration = GraphQLConfiguration.with(invocationInputFactory)
-                .with(queryInvoker)
-                .with(graphQLObjectMapper)
-                .with(listeners)
-                .with(graphQLServletProperties.isAsyncModeEnabled())
-                .with(graphQLServletProperties.getSubscriptionTimeout())
-                .build();
-        return GraphQLHttpServlet.with(configuration);
+    public GraphQLHttpServlet graphQLHttpServlet(GraphQLConfiguration graphQLConfiguration) {
+        return GraphQLHttpServlet.with(graphQLConfiguration);
     }
 
     @Bean