Display @Validated constructor bound properties in configprops endpoint

Fixes gh-19219

spring-boot-project/spring-boot-actuator/pom.xml

@@ -345,6 +345,11 @@
 			<artifactId>log4j-to-slf4j</artifactId>
 			<scope>test</scope>
 		</dependency>
+		<dependency>
+			<groupId>org.apache.tomcat.embed</groupId>
+			<artifactId>tomcat-embed-el</artifactId>
+			<scope>test</scope>
+		</dependency>
 		<dependency>
 			<groupId>org.glassfish.jersey.media</groupId>
 			<artifactId>jersey-media-json-jackson</artifactId>

spring-boot-project/spring-boot-actuator/src/main/java/org/springframework/boot/actuate/context/properties/ConfigurationPropertiesReportEndpoint.java

@@ -310,7 +310,8 @@ public class ConfigurationPropertiesReportEndpoint implements ApplicationContext
 		public List<BeanPropertyWriter> changeProperties(SerializationConfig config, BeanDescription beanDesc,
 				List<BeanPropertyWriter> beanProperties) {
 			List<BeanPropertyWriter> result = new ArrayList<>();
-			Constructor<?> bindConstructor = findBindConstructor(beanDesc.getType().getRawClass());
+			Class<?> beanClass = beanDesc.getType().getRawClass();
+			Constructor<?> bindConstructor = findBindConstructor(ClassUtils.getUserClass(beanClass));
 			for (BeanPropertyWriter writer : beanProperties) {
 				if (isCandidate(beanDesc, writer, bindConstructor)) {
 					result.add(writer);

spring-boot-project/spring-boot-actuator/src/test/java/org/springframework/boot/actuate/context/properties/ConfigurationPropertiesReportEndpointProxyTests.java

@@ -16,6 +16,8 @@
 
 package org.springframework.boot.actuate.context.properties;
 
+import java.util.Map;
+
 import javax.sql.DataSource;
 
 import org.junit.jupiter.api.Test;
@@ -27,6 +29,7 @@ import org.springframework.boot.context.properties.EnableConfigurationProperties
 import org.springframework.boot.test.context.runner.ApplicationContextRunner;
 import org.springframework.context.annotation.Bean;
 import org.springframework.context.annotation.Configuration;
+import org.springframework.context.annotation.Import;
 import org.springframework.jdbc.datasource.DataSourceTransactionManager;
 import org.springframework.jdbc.datasource.embedded.EmbeddedDatabaseBuilder;
 import org.springframework.jdbc.datasource.embedded.EmbeddedDatabaseType;
@@ -35,6 +38,7 @@ import org.springframework.transaction.PlatformTransactionManager;
 import org.springframework.transaction.annotation.EnableTransactionManagement;
 import org.springframework.transaction.annotation.Propagation;
 import org.springframework.transaction.annotation.Transactional;
+import org.springframework.validation.beanvalidation.MethodValidationPostProcessor;
 
 import static org.assertj.core.api.Assertions.assertThat;
 
@@ -44,6 +48,7 @@ import static org.assertj.core.api.Assertions.assertThat;
  *
  * @author Phillip Webb
  * @author Andy Wilkinson
+ * @author Madhura Bhave
  */
 class ConfigurationPropertiesReportEndpointProxyTests {
 
@@ -60,6 +65,19 @@ class ConfigurationPropertiesReportEndpointProxyTests {
 		});
 	}
 
+	@Test
+	void proxiedConstructorBoundPropertiesShouldBeAvailableInReport() {
+		ApplicationContextRunner contextRunner = new ApplicationContextRunner()
+				.withUserConfiguration(ValidatedConfiguration.class).withPropertyValues("validated.name=baz");
+		contextRunner.run((context) -> {
+			ApplicationConfigurationProperties applicationProperties = context
+					.getBean(ConfigurationPropertiesReportEndpoint.class).configurationProperties();
+			Map<String, Object> properties = applicationProperties.getContexts().get(context.getId()).getBeans()
+					.values().stream().map(ConfigurationPropertiesBeanDescriptor::getProperties).findFirst().get();
+			assertThat(properties.get("name")).isEqualTo("baz");
+		});
+	}
+
 	@Configuration(proxyBeanMethods = false)
 	@EnableTransactionManagement(proxyTargetClass = false)
 	@EnableConfigurationProperties
@@ -75,6 +93,11 @@ class ConfigurationPropertiesReportEndpointProxyTests {
 			return new DataSourceTransactionManager(dataSource);
 		}
 
+		@Bean
+		MethodValidationPostProcessor testPostProcessor() {
+			return new MethodValidationPostProcessor();
+		}
+
 		@Bean
 		DataSource dataSource() {
 			return new EmbeddedDatabaseBuilder().setType(EmbeddedDatabaseType.HSQL).build();
@@ -103,4 +126,11 @@ class ConfigurationPropertiesReportEndpointProxyTests {
 
 	}
 
+	@Configuration(proxyBeanMethods = false)
+	@EnableConfigurationProperties(ValidatedConstructorBindingProperties.class)
+	@Import(Config.class)
+	static class ValidatedConfiguration {
+
+	}
+
 }

spring-boot-project/spring-boot-actuator/src/test/java/org/springframework/boot/actuate/context/properties/ValidatedConstructorBindingProperties.java

@@ -0,0 +1,44 @@
+/*
+ * Copyright 2012-2019 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
+ *
+ *      https://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.actuate.context.properties;
+
+import org.springframework.boot.context.properties.ConfigurationProperties;
+import org.springframework.boot.context.properties.ConstructorBinding;
+import org.springframework.validation.annotation.Validated;
+
+/**
+ * Used for testing the {@link ConfigurationPropertiesReportEndpoint} endpoint with
+ * validated {@link ConfigurationProperties @ConfigurationProperties}.
+ *
+ * @author Madhura Bhave
+ */
+@Validated
+@ConstructorBinding
+@ConfigurationProperties(prefix = "validated")
+public class ValidatedConstructorBindingProperties {
+
+	private final String name;
+
+	ValidatedConstructorBindingProperties(String name) {
+		this.name = name;
+	}
+
+	public String getName() {
+		return this.name;
+	}
+
+}