Disable Spring Data Neo4j's open session in view by default

Closes gh-20012

spring-boot-project/spring-boot-autoconfigure/src/main/java/org/springframework/boot/autoconfigure/data/neo4j/Neo4jDataAutoConfiguration.java

 /*
- * Copyright 2012-2019 the original author or authors.
+ * Copyright 2012-2020 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -18,8 +18,6 @@ package org.springframework.boot.autoconfigure.data.neo4j;
 
 import java.util.List;
 
-import org.apache.commons.logging.Log;
-import org.apache.commons.logging.LogFactory;
 import org.neo4j.ogm.session.SessionFactory;
 import org.neo4j.ogm.session.event.EventListener;
 
@@ -103,20 +101,11 @@ public class Neo4jDataAutoConfiguration {
 	@ConditionalOnWebApplication(type = Type.SERVLET)
 	@ConditionalOnClass({ WebMvcConfigurer.class, OpenSessionInViewInterceptor.class })
 	@ConditionalOnMissingBean(OpenSessionInViewInterceptor.class)
-	@ConditionalOnProperty(prefix = "spring.data.neo4j", name = "open-in-view", havingValue = "true",
-			matchIfMissing = true)
+	@ConditionalOnProperty(prefix = "spring.data.neo4j", name = "open-in-view", havingValue = "true")
 	static class Neo4jWebConfiguration {
 
-		private static final Log logger = LogFactory.getLog(Neo4jWebConfiguration.class);
-
 		@Bean
-		OpenSessionInViewInterceptor neo4jOpenSessionInViewInterceptor(Neo4jProperties properties) {
-			if (properties.getOpenInView() == null) {
-				logger.warn("spring.data.neo4j.open-in-view is enabled by default."
-						+ "Therefore, database queries may be performed during view "
-						+ "rendering. Explicitly configure "
-						+ "spring.data.neo4j.open-in-view to disable this warning");
-			}
+		OpenSessionInViewInterceptor neo4jOpenSessionInViewInterceptor() {
 			return new OpenSessionInViewInterceptor();
 		}
 

spring-boot-project/spring-boot-autoconfigure/src/main/java/org/springframework/boot/autoconfigure/data/neo4j/Neo4jProperties.java

 /*
- * Copyright 2012-2019 the original author or authors.
+ * Copyright 2012-2020 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -67,12 +67,6 @@ public class Neo4jProperties implements ApplicationContextAware {
 	 */
 	private AutoIndexMode autoIndex = AutoIndexMode.NONE;
 
-	/**
-	 * Register OpenSessionInViewInterceptor. Binds a Neo4j Session to the thread for the
-	 * entire processing of the request.",
-	 */
-	private Boolean openInView;
-
 	/**
 	 * Whether to use Neo4j native types wherever possible.
 	 */
@@ -114,14 +108,6 @@ public class Neo4jProperties implements ApplicationContextAware {
 		this.autoIndex = autoIndex;
 	}
 
-	public Boolean getOpenInView() {
-		return this.openInView;
-	}
-
-	public void setOpenInView(Boolean openInView) {
-		this.openInView = openInView;
-	}
-
 	public boolean isUseNativeTypes() {
 		return this.useNativeTypes;
 	}

spring-boot-project/spring-boot-autoconfigure/src/main/resources/META-INF/additional-spring-configuration-metadata.json

@@ -408,7 +408,9 @@
     },
     {
       "name": "spring.data.neo4j.open-in-view",
-      "defaultValue": true
+      "type": "java.lang.Boolean",
+      "description": "Register OpenSessionInViewInterceptor that binds a Neo4j Session to the thread for the entire processing of the request.",
+      "defaultValue": false
     },
     {
       "name": "spring.data.neo4j.repositories.enabled",

spring-boot-project/spring-boot-autoconfigure/src/test/java/org/springframework/boot/autoconfigure/data/neo4j/Neo4jDataAutoConfigurationTests.java

 /*
- * Copyright 2012-2019 the original author or authors.
+ * Copyright 2012-2020 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -76,7 +76,7 @@ class Neo4jDataAutoConfigurationTests {
 			assertThat(context).hasSingleBean(org.neo4j.ogm.config.Configuration.class);
 			assertThat(context).hasSingleBean(SessionFactory.class);
 			assertThat(context).hasSingleBean(Neo4jTransactionManager.class);
-			assertThat(context).hasSingleBean(OpenSessionInViewInterceptor.class);
+			assertThat(context).doesNotHaveBean(OpenSessionInViewInterceptor.class);
 			assertThat(context).doesNotHaveBean(BookmarkManager.class);
 		});
 	}
@@ -105,7 +105,7 @@ class Neo4jDataAutoConfigurationTests {
 			assertThat(context).hasSingleBean(SessionFactory.class);
 			assertThat(context.getBean(SessionFactory.class)).isSameAs(context.getBean("customSessionFactory"));
 			assertThat(context).hasSingleBean(Neo4jTransactionManager.class);
-			assertThat(context).hasSingleBean(OpenSessionInViewInterceptor.class);
+			assertThat(context).doesNotHaveBean(OpenSessionInViewInterceptor.class);
 		});
 	}
 
@@ -136,9 +136,9 @@ class Neo4jDataAutoConfigurationTests {
 	}
 
 	@Test
-	void openSessionInViewInterceptorCanBeDisabled() {
-		this.contextRunner.withPropertyValues("spring.data.neo4j.open-in-view:false")
-				.run((context) -> assertThat(context).doesNotHaveBean(OpenSessionInViewInterceptor.class));
+	void openSessionInViewInterceptorCanBeEnabled() {
+		this.contextRunner.withPropertyValues("spring.data.neo4j.open-in-view:true")
+				.run((context) -> assertThat(context).hasSingleBean(OpenSessionInViewInterceptor.class));
 	}
 
 	@Test