[bs-22] Move @ConfigurationProperties processing to main jar

Also add unit tests.  Note also the start.groovy for the service
sample now works.

[#48127729]

spring-bootstrap-samples/spring-bootstrap-integration-sample/src/main/java/org/springframework/bootstrap/sample/consumer/IntegrationBootstrapApplication.java

@@ -2,7 +2,7 @@ package org.springframework.bootstrap.sample.consumer;
 
 import org.springframework.bootstrap.SpringApplication;
 import org.springframework.bootstrap.context.annotation.EnableAutoConfiguration;
-import org.springframework.bootstrap.service.annotation.EnableConfigurationProperties;
+import org.springframework.bootstrap.context.annotation.EnableConfigurationProperties;
 import org.springframework.context.annotation.ComponentScan;
 import org.springframework.context.annotation.Configuration;
 import org.springframework.context.annotation.ImportResource;

spring-bootstrap-samples/spring-bootstrap-service-sample/src/main/java/org/springframework/bootstrap/sample/service/ServiceBootstrapApplication.java

@@ -2,13 +2,13 @@ package org.springframework.bootstrap.sample.service;
 
 import org.springframework.bootstrap.SpringApplication;
 import org.springframework.bootstrap.context.annotation.EnableAutoConfiguration;
-import org.springframework.bootstrap.service.annotation.EnableConfigurationProperties;
+import org.springframework.bootstrap.context.annotation.EnableConfigurationProperties;
 import org.springframework.context.annotation.ComponentScan;
 import org.springframework.context.annotation.Configuration;
 
 @Configuration
 @EnableAutoConfiguration
-@EnableConfigurationProperties(ServiceProperties.class)
+@EnableConfigurationProperties
 @ComponentScan
 public class ServiceBootstrapApplication {
 

spring-bootstrap-samples/spring-bootstrap-service-sample/src/main/java/org/springframework/bootstrap/sample/service/ServiceProperties.java

@@ -16,14 +16,16 @@
 package org.springframework.bootstrap.sample.service;
 
 import org.springframework.bootstrap.context.annotation.ConfigurationProperties;
+import org.springframework.stereotype.Component;
 
 @ConfigurationProperties(name = "service", ignoreUnknownFields = false)
+@Component
 public class ServiceProperties {
 
 	private String name = "World";
 
 	public String getName() {
-		return name;
+		return this.name;
 	}
 
 	public void setName(String name) {

spring-bootstrap-samples/spring-bootstrap-service-sample/start.groovy

@@ -1,4 +1,4 @@
-@Configuration
-@Import(org.springframework.bootstrap.sample.service.ServiceBootstrapApplication)
+@Grab("org.springframework.bootstrap:spring-bootstrap-service:0.0.1-SNAPSHOT")
+@Grab("org.springframework.bootstrap:spring-bootstrap-web-application:0.0.1-SNAPSHOT")
 class Start {
 }

spring-bootstrap-service/src/main/java/org/springframework/bootstrap/autoconfigure/service/SecurityConfiguration.java

@@ -20,7 +20,7 @@ import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.beans.factory.annotation.Value;
 import org.springframework.bootstrap.context.annotation.ConditionalOnClass;
 import org.springframework.bootstrap.context.annotation.ConditionalOnMissingBean;
-import org.springframework.bootstrap.service.annotation.EnableConfigurationProperties;
+import org.springframework.bootstrap.context.annotation.EnableConfigurationProperties;
 import org.springframework.bootstrap.service.properties.SecurityProperties;
 import org.springframework.context.annotation.Bean;
 import org.springframework.context.annotation.Configuration;

spring-bootstrap-service/src/main/java/org/springframework/bootstrap/autoconfigure/service/ServiceAutoConfiguration.java

@@ -20,7 +20,7 @@ import java.util.List;
 
 import org.springframework.bootstrap.context.annotation.ConditionalOnMissingBean;
 import org.springframework.bootstrap.context.annotation.EnableAutoConfiguration;
-import org.springframework.bootstrap.service.annotation.EnableConfigurationProperties;
+import org.springframework.bootstrap.context.annotation.EnableConfigurationProperties;
 import org.springframework.bootstrap.service.properties.EndpointsProperties;
 import org.springframework.bootstrap.service.properties.ManagementServerProperties;
 import org.springframework.bootstrap.service.properties.ServerProperties;

spring-bootstrap-service/src/main/java/org/springframework/bootstrap/autoconfigure/service/TraceConfiguration.java

@@ -30,7 +30,6 @@ import org.springframework.bootstrap.service.trace.TraceEndpoint;
 import org.springframework.bootstrap.service.trace.TraceRepository;
 import org.springframework.context.annotation.Bean;
 import org.springframework.context.annotation.Configuration;
-import org.springframework.security.web.SecurityFilterChain;
 import org.springframework.web.servlet.DispatcherServlet;
 
 /**
@@ -47,7 +46,6 @@ public class TraceConfiguration {
 	private TraceRepository traceRepository;
 
 	@Configuration
-	@ConditionalOnClass(SecurityFilterChain.class)
 	public static class SecurityFilterPostProcessorConfiguration {
 
 		@Autowired(required = false)
@@ -63,6 +61,7 @@ public class TraceConfiguration {
 		private boolean dumpRequests;
 
 		@Bean
+		@ConditionalOnClass(name = "org.springframework.security.web.SecurityFilterChain")
 		public SecurityFilterPostProcessor securityFilterPostProcessor(
 				BeanFactory beanFactory) {
 			SecurityFilterPostProcessor processor = new SecurityFilterPostProcessor(

spring-bootstrap/src/main/java/org/springframework/bootstrap/context/annotation/ConfigurationPropertiesBindingConfiguration.java

@@ -14,14 +14,13 @@
  * limitations under the License.
  */
 
-package org.springframework.bootstrap.service.annotation;
+package org.springframework.bootstrap.context.annotation;
 
 import java.lang.reflect.Field;
 
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.beans.factory.annotation.Qualifier;
 import org.springframework.bootstrap.bind.PropertySourcesBindingPostProcessor;
-import org.springframework.bootstrap.context.annotation.ConfigurationProperties;
 import org.springframework.context.ConfigurableApplicationContext;
 import org.springframework.context.annotation.Bean;
 import org.springframework.context.annotation.Configuration;

spring-bootstrap/src/main/java/org/springframework/bootstrap/context/annotation/EnableConfigurationProperties.java

@@ -14,7 +14,7 @@
  * limitations under the License.
  */
 
-package org.springframework.bootstrap.service.annotation;
+package org.springframework.bootstrap.context.annotation;
 
 import java.lang.annotation.Documented;
 import java.lang.annotation.ElementType;
@@ -30,9 +30,9 @@ import org.springframework.context.annotation.Import;
 @Target(ElementType.TYPE)
 @Retention(RetentionPolicy.RUNTIME)
 @Documented
-@Import(ConfigurationPropertiesImportSelector.class)
+@Import(EnableConfigurationPropertiesImportSelector.class)
 public @interface EnableConfigurationProperties {
 
-	Class<?>[] value() default { void.class };
+	Class<?>[] value() default {};
 
 }

spring-bootstrap/src/main/java/org/springframework/bootstrap/context/annotation/EnableConfigurationPropertiesImportSelector.java

@@ -14,14 +14,13 @@
  * limitations under the License.
  */
 
-package org.springframework.bootstrap.service.annotation;
+package org.springframework.bootstrap.context.annotation;
 
 import java.util.ArrayList;
 import java.util.List;
 
 import org.springframework.beans.factory.support.BeanDefinitionBuilder;
 import org.springframework.beans.factory.support.BeanDefinitionRegistry;
-import org.springframework.bootstrap.context.annotation.ConfigurationProperties;
 import org.springframework.context.annotation.ImportBeanDefinitionRegistrar;
 import org.springframework.context.annotation.ImportSelector;
 import org.springframework.core.type.AnnotationMetadata;
@@ -39,14 +38,14 @@ import org.springframework.util.MultiValueMap;
  * 
  * @author Dave Syer
  */
-public class ConfigurationPropertiesImportSelector implements ImportSelector {
+public class EnableConfigurationPropertiesImportSelector implements ImportSelector {
 
 	@Override
 	public String[] selectImports(AnnotationMetadata metadata) {
 		MultiValueMap<String, Object> attributes = metadata.getAllAnnotationAttributes(
 				EnableConfigurationProperties.class.getName(), false);
-		Object type = attributes.getFirst("value");
-		if (type == void.class) {
+		Object[] type = (Object[]) attributes.getFirst("value");
+		if (type == null || type.length == 0) {
 			return new String[] { ConfigurationPropertiesBindingConfiguration.class
 					.getName() };
 		}
@@ -74,7 +73,7 @@ public class ConfigurationPropertiesImportSelector implements ImportSelector {
 			ArrayList<Class<?>> result = new ArrayList<Class<?>>();
 			for (Object object : list) {
 				for (Object value : (Object[]) object) {
-					if (value instanceof Class) {
+					if (value instanceof Class && value != void.class) {
 						result.add((Class<?>) value);
 					}
 				}

spring-bootstrap/src/test/java/org/springframework/bootstrap/context/annotation/EnableConfigurationPropertiesTests.java

@@ -0,0 +1,129 @@
+/*
+ * 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.bootstrap.context.annotation;
+
+import java.util.Properties;
+
+import org.junit.After;
+import org.junit.Before;
+import org.junit.Test;
+import org.springframework.context.annotation.AnnotationConfigApplicationContext;
+import org.springframework.context.annotation.Bean;
+import org.springframework.context.annotation.Configuration;
+import org.springframework.core.env.PropertiesPropertySource;
+import org.springframework.core.io.ByteArrayResource;
+import org.springframework.core.io.support.PropertiesLoaderUtils;
+
+import static org.junit.Assert.assertEquals;
+
+/**
+ * @author Dave Syer
+ * 
+ */
+public class EnableConfigurationPropertiesTests {
+
+	private AnnotationConfigApplicationContext context;
+
+	@Before
+	public void open() throws Exception {
+		this.context = new AnnotationConfigApplicationContext();
+		this.context
+				.getEnvironment()
+				.getPropertySources()
+				.addFirst(
+						new PropertiesPropertySource("props",
+								getProperties("external.name=foo\nanother.name=bar")));
+	}
+
+	@After
+	public void close() {
+		if (this.context != null) {
+			this.context.close();
+		}
+	}
+
+	@Test
+	public void testSimpleAutoConfig() throws Exception {
+		this.context.register(ExampleConfig.class);
+		this.context.refresh();
+		assertEquals("foo", this.context.getBean(External.class).getName());
+	}
+
+	@Test
+	public void testExplicitType() throws Exception {
+		this.context.register(AnotherExampleConfig.class);
+		this.context.refresh();
+		assertEquals("foo", this.context.getBean(External.class).getName());
+	}
+
+	@Test
+	public void testMultipleExplicitTypes() throws Exception {
+		this.context.register(FurtherExampleConfig.class);
+		this.context.refresh();
+		assertEquals("foo", this.context.getBean(External.class).getName());
+		assertEquals("bar", this.context.getBean(Another.class).getName());
+	}
+
+	private Properties getProperties(String values) throws Exception {
+		return PropertiesLoaderUtils.loadProperties(new ByteArrayResource(values
+				.getBytes()));
+	}
+
+	@EnableConfigurationProperties
+	@Configuration
+	public static class ExampleConfig {
+		@Bean
+		public External external() {
+			return new External();
+		}
+	}
+
+	@EnableConfigurationProperties(External.class)
+	@Configuration
+	public static class AnotherExampleConfig {
+	}
+
+	@EnableConfigurationProperties({ External.class, Another.class })
+	@Configuration
+	public static class FurtherExampleConfig {
+	}
+
+	@ConfigurationProperties(name = "external")
+	public static class External {
+		private String name;
+
+		public String getName() {
+			return this.name;
+		}
+
+		public void setName(String name) {
+			this.name = name;
+		}
+	}
+
+	@ConfigurationProperties(name = "another")
+	public static class Another {
+		private String name;
+
+		public String getName() {
+			return this.name;
+		}
+
+		public void setName(String name) {
+			this.name = name;
+		}
+	}
+}