Ensure AutoConfigurationReport is always present

spring-boot-actuator/src/main/java/org/springframework/boot/actuate/endpoint/AutoConfigurationReportEndpoint.java

@@ -26,13 +26,14 @@ import org.springframework.boot.context.properties.ConfigurationProperties;
  * @author Greg Turnquist
  */
 @ConfigurationProperties(name = "endpoints.autoconfigurationreport", ignoreUnknownFields = false)
-public class AutoConfigurationReportEndpoint extends AbstractEndpoint<AutoConfigurationReport> {
+public class AutoConfigurationReportEndpoint extends
+		AbstractEndpoint<AutoConfigurationReport> {
 
 	@Autowired
 	private AutoConfigurationReport autoConfigurationReport;
 
 	public AutoConfigurationReportEndpoint() {
-		super("/autoconfigurationreport");
+		super("/auto");
 	}
 
 	@Override

spring-boot-actuator/src/test/java/org/springframework/boot/actuate/autoconfigure/EndpointAutoConfigurationTests.java

@@ -29,7 +29,7 @@ import org.springframework.boot.actuate.endpoint.InfoEndpoint;
 import org.springframework.boot.actuate.endpoint.MetricsEndpoint;
 import org.springframework.boot.actuate.endpoint.ShutdownEndpoint;
 import org.springframework.boot.actuate.endpoint.TraceEndpoint;
-import org.springframework.boot.autoconfigure.report.AutoConfigurationReportCreator;
+import org.springframework.boot.autoconfigure.report.AutoConfigurationReport;
 import org.springframework.context.annotation.AnnotationConfigApplicationContext;
 
 import static org.junit.Assert.assertEquals;
@@ -74,12 +74,12 @@ public class EndpointAutoConfigurationTests {
 	@Test
 	public void autoconfigurationAuditEndpoints() {
 		this.context = new AnnotationConfigApplicationContext();
-		this.context.register(EndpointAutoConfiguration.class, AutoConfigurationReportCreator.class);
+		this.context.register(EndpointAutoConfiguration.class,
+				AutoConfigurationReport.class);
 		this.context.refresh();
 		assertNotNull(this.context.getBean(AutoConfigurationReportEndpoint.class));
 	}
 
-
 	@Test
 	public void testInfoEndpointConfiguration() throws Exception {
 		this.context = new AnnotationConfigApplicationContext();

spring-boot-actuator/src/test/java/org/springframework/boot/actuate/endpoint/AutoConfigurationReportEndpointTests.java

@@ -16,7 +16,7 @@
 
 package org.springframework.boot.actuate.endpoint;
 
-import org.springframework.boot.autoconfigure.report.EnableAutoConfigurationReport;
+import org.springframework.boot.autoconfigure.report.AutoConfigurationReport;
 import org.springframework.boot.context.properties.EnableConfigurationProperties;
 import org.springframework.context.annotation.Bean;
 import org.springframework.context.annotation.Configuration;
@@ -26,18 +26,23 @@ import org.springframework.context.annotation.Configuration;
  * 
  * @author Greg Turnquist
  */
-public class AutoConfigurationReportEndpointTests extends AbstractEndpointTests<AutoConfigurationReportEndpoint> {
+public class AutoConfigurationReportEndpointTests extends
+		AbstractEndpointTests<AutoConfigurationReportEndpoint> {
 
 	public AutoConfigurationReportEndpointTests() {
-		super(Config.class, AutoConfigurationReportEndpoint.class,
-				"/autoconfigurationreport", true, "endpoints.autoconfigurationreport");
+		super(Config.class, AutoConfigurationReportEndpoint.class, "/auto", true,
+				"endpoints.autoconfigurationreport");
 	}
 
 	@Configuration
 	@EnableConfigurationProperties
-	@EnableAutoConfigurationReport
 	public static class Config {
 
+		@Bean
+		public AutoConfigurationReport autoConfigurationReport() {
+			return new AutoConfigurationReport();
+		}
+
 		@Bean
 		public AutoConfigurationReportEndpoint endpoint() {
 			return new AutoConfigurationReportEndpoint();

spring-boot-autoconfigure/src/main/java/org/springframework/boot/autoconfigure/report/AutoConfigurationReport.java

@@ -28,10 +28,12 @@ import java.util.Set;
 import org.apache.commons.logging.Log;
 import org.apache.commons.logging.LogFactory;
 import org.springframework.beans.BeansException;
+import org.springframework.beans.factory.config.ConfigurableListableBeanFactory;
 import org.springframework.boot.autoconfigure.condition.Outcome;
 import org.springframework.context.ApplicationContext;
 import org.springframework.context.ApplicationContextAware;
 import org.springframework.context.ApplicationListener;
+import org.springframework.context.ConfigurableApplicationContext;
 import org.springframework.context.annotation.ConditionContext;
 import org.springframework.context.event.ContextRefreshedEvent;
 
@@ -46,6 +48,8 @@ import org.springframework.context.event.ContextRefreshedEvent;
 public class AutoConfigurationReport implements ApplicationContextAware,
 		ApplicationListener<ContextRefreshedEvent> {
 
+	private static final String AUTO_CONFIGURATION_REPORT = "autoConfigurationReport";
+
 	private static Log logger = LogFactory.getLog(AutoConfigurationReport.class);
 
 	private Set<CreatedBeanInfo> beansCreated = new LinkedHashSet<CreatedBeanInfo>();
@@ -57,13 +61,27 @@ public class AutoConfigurationReport implements ApplicationContextAware,
 
 	public static void registerDecision(ConditionContext context, String message,
 			String classOrMethodName, Outcome outcome) {
-		if (context.getBeanFactory().containsBeanDefinition("autoConfigurationReport")) {
+		if (context.getBeanFactory().containsBeanDefinition(AUTO_CONFIGURATION_REPORT)
+				|| context.getBeanFactory().containsSingleton(AUTO_CONFIGURATION_REPORT)) {
 			AutoConfigurationReport autoconfigurationReport = context.getBeanFactory()
 					.getBean(AutoConfigurationReport.class);
 			autoconfigurationReport.registerDecision(message, classOrMethodName, outcome);
 		}
 	}
 
+	public static AutoConfigurationReport registerReport(
+			ConfigurableApplicationContext applicationContext,
+			ConfigurableListableBeanFactory beanFactory) {
+		if (!beanFactory.containsBean(AutoConfigurationReport.AUTO_CONFIGURATION_REPORT)) {
+			AutoConfigurationReport report = new AutoConfigurationReport();
+			report.setApplicationContext(applicationContext);
+			beanFactory.registerSingleton(
+					AutoConfigurationReport.AUTO_CONFIGURATION_REPORT, report);
+		}
+		return beanFactory.getBean(AutoConfigurationReport.AUTO_CONFIGURATION_REPORT,
+				AutoConfigurationReport.class);
+	}
+
 	private void registerDecision(String message, String classOrMethodName,
 			Outcome outcome) {
 		AutoConfigurationDecision decision = new AutoConfigurationDecision(message,

spring-boot-autoconfigure/src/main/java/org/springframework/boot/autoconfigure/report/AutoConfigurationReportApplicationContextInitializer.java

+/*
+ * Copyright 2012-2013 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.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.springframework.boot.autoconfigure.report;
+
+import org.springframework.beans.factory.config.ConfigurableListableBeanFactory;
+import org.springframework.boot.SpringApplication;
+import org.springframework.boot.SpringApplicationErrorHandler;
+import org.springframework.context.ApplicationContextInitializer;
+import org.springframework.context.ConfigurableApplicationContext;
+
+/**
+ * @author Dave Syer
+ */
+public class AutoConfigurationReportApplicationContextInitializer implements
+		ApplicationContextInitializer<ConfigurableApplicationContext>,
+		SpringApplicationErrorHandler {
+
+	private AutoConfigurationReport report;
+
+	@Override
+	public void initialize(ConfigurableApplicationContext applicationContext) {
+		ConfigurableListableBeanFactory beanFactory = applicationContext.getBeanFactory();
+		this.report = AutoConfigurationReport.registerReport(applicationContext,
+				beanFactory);
+	}
+
+	@Override
+	public void handle(SpringApplication springApplication, String[] args, Throwable e) {
+		if (this.report != null) {
+			this.report.initialize(); // salvage a report if possible
+		}
+	}
+
+}

spring-boot-autoconfigure/src/main/resources/META-INF/spring.factories

@@ -20,3 +20,5 @@ org.springframework.boot.autoconfigure.web.ServerPropertiesAutoConfiguration,\
 org.springframework.boot.autoconfigure.web.MultipartAutoConfiguration,\
 org.springframework.boot.autoconfigure.web.WebMvcAutoConfiguration,\
 org.springframework.boot.autoconfigure.websocket.WebSocketAutoConfiguration
+org.springframework.context.ApplicationContextInitializer=\
+org.springframework.boot.autoconfigure.report.AutoConfigurationReportApplicationContextInitializer

spring-boot-autoconfigure/src/test/java/org/springframework/boot/autoconfigure/AutoConfigurationReportTests.java

@@ -16,9 +16,6 @@
 
 package org.springframework.boot.autoconfigure;
 
-import static org.junit.Assert.assertEquals;
-import static org.junit.Assert.assertTrue;
-
 import java.util.List;
 import java.util.Map;
 import java.util.Set;
@@ -30,8 +27,8 @@ import org.springframework.amqp.rabbit.core.RabbitTemplate;
 import org.springframework.boot.autoconfigure.amqp.RabbitAutoConfiguration;
 import org.springframework.boot.autoconfigure.jms.JmsTemplateAutoConfiguration;
 import org.springframework.boot.autoconfigure.report.AutoConfigurationReport;
+import org.springframework.boot.autoconfigure.report.AutoConfigurationReportApplicationContextInitializer;
 import org.springframework.boot.autoconfigure.report.CreatedBeanInfo;
-import org.springframework.boot.autoconfigure.report.EnableAutoConfigurationReport;
 import org.springframework.boot.autoconfigure.web.MultipartAutoConfiguration;
 import org.springframework.context.annotation.AnnotationConfigApplicationContext;
 import org.springframework.context.annotation.Bean;
@@ -39,6 +36,9 @@ import org.springframework.context.annotation.Configuration;
 import org.springframework.context.support.PropertySourcesPlaceholderConfigurer;
 import org.springframework.jms.core.JmsTemplate;
 
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertTrue;
+
 /**
  * Tests for {@link AutoConfigurationReport}.
  * 
@@ -53,6 +53,8 @@ public class AutoConfigurationReportTests {
 		this.context = new AnnotationConfigApplicationContext();
 		this.context.register(TestConfiguration.class,
 				PropertyPlaceholderAutoConfiguration.class);
+		new AutoConfigurationReportApplicationContextInitializer()
+				.initialize(this.context);
 		this.context.refresh();
 		AutoConfigurationReport autoconfigSettings = this.context
 				.getBean(AutoConfigurationReport.class);
@@ -86,7 +88,8 @@ public class AutoConfigurationReportTests {
 	@Test
 	public void rabbitReportTest() {
 		this.context = new AnnotationConfigApplicationContext();
-		this.context.register(TestConfiguration.class, RabbitAutoConfiguration.class);
+		this.context.register(TestConfiguration.class, RabbitAutoConfiguration.class,
+				AutoConfigurationReport.class);
 		this.context.refresh();
 		AutoConfigurationReport autoconfigSettings = this.context
 				.getBean(AutoConfigurationReport.class);
@@ -117,13 +120,16 @@ public class AutoConfigurationReportTests {
 				totalDecisions += 1;
 				if (decision.contains("RabbitConnectionFactoryCreator matched")) {
 					foundRabbitConnectionFactory = true;
-				} else if (decision.contains("OnExpressionCondition")
+				}
+				else if (decision.contains("OnExpressionCondition")
 						&& decision.contains("amqpAdmin matched due to SpEL expression")) {
 					foundAmqpAdminExpressionCondition = true;
-				} else if (decision.contains("OnBeanCondition")
+				}
+				else if (decision.contains("OnBeanCondition")
 						&& decision.contains("amqpAdmin matched")) {
 					foundAmqpAdminBeanCondition = true;
-				} else if (decision.contains("rabbitTemplate matched")) {
+				}
+				else if (decision.contains("rabbitTemplate matched")) {
 					foundRabbitTemplateCondition = true;
 				}
 			}
@@ -139,7 +145,8 @@ public class AutoConfigurationReportTests {
 	public void verifyItGathersNegativeMatches() {
 		this.context = new AnnotationConfigApplicationContext();
 		this.context.register(TestConfiguration2.class,
-				JmsTemplateAutoConfiguration.class, MultipartAutoConfiguration.class);
+				JmsTemplateAutoConfiguration.class, MultipartAutoConfiguration.class,
+				AutoConfigurationReport.class);
 		this.context.refresh();
 		AutoConfigurationReport autoconfigSettings = this.context
 				.getBean(AutoConfigurationReport.class);
@@ -156,7 +163,8 @@ public class AutoConfigurationReportTests {
 						.contains("JmsTemplateAutoConfiguration#jmsTemplate did not match")
 						&& decision.contains("found the following [myOwnJmsTemplate]")) {
 					foundMyOwnJmsTemplateAndBackedOff = true;
-				} else if (decision.contains("MultipartAutoConfiguration did not match")
+				}
+				else if (decision.contains("MultipartAutoConfiguration did not match")
 						&& decision
 								.contains("list['javax.servlet.MultipartConfigElement']")
 						&& decision.contains("found no beans")) {
@@ -164,7 +172,8 @@ public class AutoConfigurationReportTests {
 				}
 			}
 		}
-		// varying situations might cause multi-conditional beans to evaluate in different orders
+		// varying situations might cause multi-conditional beans to evaluate in different
+		// orders
 		assertTrue(totalNegativeDecisions >= 2);
 		assertTrue(foundMyOwnJmsTemplateAndBackedOff);
 		assertTrue(didNotFindMultipartConfigElement);
@@ -172,12 +181,10 @@ public class AutoConfigurationReportTests {
 	}
 
 	@Configuration
-	@EnableAutoConfigurationReport
 	public static class TestConfiguration {
 	}
 
 	@Configuration
-	@EnableAutoConfigurationReport
 	public static class TestConfiguration2 {
 		@Bean
 		JmsTemplate myOwnJmsTemplate(javax.jms.ConnectionFactory connectionFactory) {

spring-boot-samples/spring-boot-sample-secure/src/main/java/org/springframework/boot/sample/ops/ui/SampleSecureApplication.java

@@ -20,7 +20,6 @@ import java.util.Date;
 import java.util.Map;
 
 import org.springframework.boot.autoconfigure.EnableAutoConfiguration;
-import org.springframework.boot.autoconfigure.report.EnableAutoConfigurationReport;
 import org.springframework.boot.builder.SpringApplicationBuilder;
 import org.springframework.context.annotation.Bean;
 import org.springframework.context.annotation.ComponentScan;
@@ -34,7 +33,6 @@ import org.springframework.web.servlet.config.annotation.ViewControllerRegistry;
 import org.springframework.web.servlet.config.annotation.WebMvcConfigurerAdapter;
 
 @EnableAutoConfiguration
-@EnableAutoConfigurationReport
 @ComponentScan
 @Controller
 public class SampleSecureApplication extends WebMvcConfigurerAdapter {