Remove deprecated merge and locations attributes from @ConfigurationProperties

Closes gh-6972

spring-boot/src/main/java/org/springframework/boot/context/properties/ConfigurationProperties.java

@@ -87,28 +87,4 @@ public @interface ConfigurationProperties {
 	 */
 	boolean exceptionIfInvalid() default true;
 
-	/**
-	 * Optionally provide explicit resource locations to bind to. By default the
-	 * configuration at these specified locations will be merged with the default
-	 * configuration. These resources take precedence over any other property sources
-	 * defined in the environment.
-	 * @return the path (or paths) of resources to bind to
-	 * @see #merge()
-	 * @deprecated as of 1.4 in favor of configuring the environment directly with
-	 * additional locations
-	 */
-	@Deprecated
-	String[] locations() default {};
-
-	/**
-	 * Flag to indicate that configuration loaded from the specified locations should be
-	 * merged with the default configuration.
-	 * @return the flag value (default true)
-	 * @see #locations()
-	 * @deprecated as of 1.4 along with {@link #locations()} in favor of configuring the
-	 * environment directly with additional locations
-	 */
-	@Deprecated
-	boolean merge() default true;
-
 }

spring-boot/src/main/java/org/springframework/boot/context/properties/ConfigurationPropertiesBindingPostProcessor.java

@@ -16,7 +16,6 @@
 
 package org.springframework.boot.context.properties;
 
-import java.io.IOException;
 import java.util.Collections;
 import java.util.Iterator;
 import java.util.List;
@@ -36,13 +35,11 @@ import org.springframework.beans.factory.NoSuchBeanDefinitionException;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.beans.factory.config.BeanPostProcessor;
 import org.springframework.boot.bind.PropertiesConfigurationFactory;
-import org.springframework.boot.env.PropertySourcesLoader;
 import org.springframework.context.ApplicationContext;
 import org.springframework.context.ApplicationContextAware;
 import org.springframework.context.ApplicationListener;
 import org.springframework.context.ConfigurableApplicationContext;
 import org.springframework.context.EnvironmentAware;
-import org.springframework.context.ResourceLoaderAware;
 import org.springframework.context.event.ContextRefreshedEvent;
 import org.springframework.context.support.PropertySourcesPlaceholderConfigurer;
 import org.springframework.core.Ordered;
@@ -58,9 +55,6 @@ import org.springframework.core.env.MutablePropertySources;
 import org.springframework.core.env.PropertySource;
 import org.springframework.core.env.PropertySources;
 import org.springframework.core.env.StandardEnvironment;
-import org.springframework.core.io.DefaultResourceLoader;
-import org.springframework.core.io.Resource;
-import org.springframework.core.io.ResourceLoader;
 import org.springframework.util.Assert;
 import org.springframework.util.ClassUtils;
 import org.springframework.util.StringUtils;
@@ -77,10 +71,9 @@ import org.springframework.validation.beanvalidation.LocalValidatorFactoryBean;
  * @author Christian Dupuis
  * @author Stephane Nicoll
  */
-public class ConfigurationPropertiesBindingPostProcessor
-		implements BeanPostProcessor, BeanFactoryAware, ResourceLoaderAware,
-		EnvironmentAware, ApplicationContextAware, InitializingBean, DisposableBean,
-		ApplicationListener<ContextRefreshedEvent>, PriorityOrdered {
+public class ConfigurationPropertiesBindingPostProcessor implements BeanPostProcessor,
+		BeanFactoryAware, EnvironmentAware, ApplicationContextAware, InitializingBean,
+		DisposableBean, ApplicationListener<ContextRefreshedEvent>, PriorityOrdered {
 
 	/**
 	 * The bean name of the configuration properties validator.
@@ -107,8 +100,6 @@ public class ConfigurationPropertiesBindingPostProcessor
 
 	private BeanFactory beanFactory;
 
-	private ResourceLoader resourceLoader = new DefaultResourceLoader();
-
 	private Environment environment = new StandardEnvironment();
 
 	private ApplicationContext applicationContext;
@@ -195,11 +186,6 @@ public class ConfigurationPropertiesBindingPostProcessor
 		this.beanFactory = beanFactory;
 	}
 
-	@Override
-	public void setResourceLoader(ResourceLoader resourceLoader) {
-		this.resourceLoader = resourceLoader;
-	}
-
 	@Override
 	public void setEnvironment(Environment environment) {
 		this.environment = environment;
@@ -315,19 +301,12 @@ public class ConfigurationPropertiesBindingPostProcessor
 		return bean;
 	}
 
-	@SuppressWarnings("deprecation")
 	private void postProcessBeforeInitialization(Object bean, String beanName,
 			ConfigurationProperties annotation) {
 		Object target = bean;
 		PropertiesConfigurationFactory<Object> factory = new PropertiesConfigurationFactory<Object>(
 				target);
-		if (annotation != null && annotation.locations().length != 0) {
-			factory.setPropertySources(
-					loadPropertySources(annotation.locations(), annotation.merge()));
-		}
-		else {
-			factory.setPropertySources(this.propertySources);
-		}
+		factory.setPropertySources(this.propertySources);
 		factory.setValidator(determineValidator(bean));
 		// If no explicit conversion service is provided we add one so that (at least)
 		// comma-separated arrays of convertibles can be bound automatically
@@ -398,33 +377,6 @@ public class ConfigurationPropertiesBindingPostProcessor
 		return true;
 	}
 
-	private PropertySources loadPropertySources(String[] locations,
-			boolean mergeDefaultSources) {
-		try {
-			PropertySourcesLoader loader = new PropertySourcesLoader();
-			for (String location : locations) {
-				Resource resource = this.resourceLoader
-						.getResource(this.environment.resolvePlaceholders(location));
-				String[] profiles = this.environment.getActiveProfiles();
-				for (int i = profiles.length; i-- > 0;) {
-					String profile = profiles[i];
-					loader.load(resource, profile);
-				}
-				loader.load(resource);
-			}
-			MutablePropertySources loaded = loader.getPropertySources();
-			if (mergeDefaultSources) {
-				for (PropertySource<?> propertySource : this.propertySources) {
-					loaded.addLast(propertySource);
-				}
-			}
-			return loaded;
-		}
-		catch (IOException ex) {
-			throw new IllegalStateException(ex);
-		}
-	}
-
 	private ConversionService getDefaultConversionService() {
 		if (this.defaultConversionService == null) {
 			DefaultConversionService conversionService = new DefaultConversionService();

spring-boot/src/test/java/org/springframework/boot/context/properties/ConfigurationPropertiesBindingPostProcessorTests.java

@@ -219,29 +219,6 @@ public class ConfigurationPropertiesBindingPostProcessorTests {
 				.isEqualTo("foo");
 	}
 
-	@Test
-	public void placeholderResolutionWithCustomLocation() throws Exception {
-		this.context = new AnnotationConfigApplicationContext();
-		TestPropertySourceUtils.addInlinedPropertiesToEnvironment(this.context,
-				"fooValue=bar");
-		this.context.register(CustomConfigurationLocation.class);
-		this.context.refresh();
-		assertThat(this.context.getBean(CustomConfigurationLocation.class).getFoo())
-				.isEqualTo("bar");
-	}
-
-	@Test
-	public void placeholderResolutionWithUnmergedCustomLocation() throws Exception {
-		this.context = new AnnotationConfigApplicationContext();
-		TestPropertySourceUtils.addInlinedPropertiesToEnvironment(this.context,
-				"fooValue:bar");
-		this.context.register(UnmergedCustomConfigurationLocation.class);
-		this.context.refresh();
-		assertThat(
-				this.context.getBean(UnmergedCustomConfigurationLocation.class).getFoo())
-						.isEqualTo("${fooValue}");
-	}
-
 	@Test
 	public void configurationPropertiesWithFactoryBean() throws Exception {
 		ConfigurationPropertiesWithFactoryBean.factoryBeanInit = false;
@@ -626,38 +603,6 @@ public class ConfigurationPropertiesBindingPostProcessorTests {
 
 	}
 
-	@EnableConfigurationProperties
-	@ConfigurationProperties(locations = "custom-location.yml")
-	public static class CustomConfigurationLocation {
-
-		private String foo;
-
-		public String getFoo() {
-			return this.foo;
-		}
-
-		public void setFoo(String foo) {
-			this.foo = foo;
-		}
-
-	}
-
-	@EnableConfigurationProperties
-	@ConfigurationProperties(locations = "custom-location.yml", merge = false)
-	public static class UnmergedCustomConfigurationLocation {
-
-		private String foo;
-
-		public String getFoo() {
-			return this.foo;
-		}
-
-		public void setFoo(String foo) {
-			this.foo = foo;
-		}
-
-	}
-
 	@Configuration
 	@EnableConfigurationProperties
 	public static class ConfigurationPropertiesWithFactoryBean {

spring-boot/src/test/java/org/springframework/boot/context/properties/EnableConfigurationPropertiesTests.java

@@ -278,61 +278,6 @@ public class EnableConfigurationPropertiesTests {
 		assertThat(this.context.getBean(TestProperties.class).name).isEqualTo("bar");
 	}
 
-	@Test
-	public void testBindingDirectlyToFile() {
-		this.context.register(ResourceBindingProperties.class, TestConfiguration.class);
-		this.context.refresh();
-		assertThat(this.context.getBeanNamesForType(ResourceBindingProperties.class))
-				.hasSize(1);
-		assertThat(this.context.getBean(ResourceBindingProperties.class).name)
-				.isEqualTo("foo");
-	}
-
-	@Test
-	public void testBindingDirectlyToFileResolvedFromEnvironment() {
-		TestPropertySourceUtils.addInlinedPropertiesToEnvironment(this.context,
-				"binding.location=classpath:other.yml");
-		this.context.register(ResourceBindingProperties.class, TestConfiguration.class);
-		this.context.refresh();
-		assertThat(this.context.getBeanNamesForType(ResourceBindingProperties.class))
-				.hasSize(1);
-		assertThat(this.context.getBean(ResourceBindingProperties.class).name)
-				.isEqualTo("other");
-	}
-
-	@Test
-	public void testBindingDirectlyToFileWithDefaultsWhenProfileNotFound() {
-		this.context.register(ResourceBindingProperties.class, TestConfiguration.class);
-		this.context.getEnvironment().addActiveProfile("nonexistent");
-		this.context.refresh();
-		assertThat(this.context.getBeanNamesForType(ResourceBindingProperties.class))
-				.hasSize(1);
-		assertThat(this.context.getBean(ResourceBindingProperties.class).name)
-				.isEqualTo("foo");
-	}
-
-	@Test
-	public void testBindingDirectlyToFileWithExplicitSpringProfile() {
-		this.context.register(ResourceBindingProperties.class, TestConfiguration.class);
-		this.context.getEnvironment().addActiveProfile("super");
-		this.context.refresh();
-		assertThat(this.context.getBeanNamesForType(ResourceBindingProperties.class))
-				.hasSize(1);
-		assertThat(this.context.getBean(ResourceBindingProperties.class).name)
-				.isEqualTo("bar");
-	}
-
-	@Test
-	public void testBindingDirectlyToFileWithTwoExplicitSpringProfiles() {
-		this.context.register(ResourceBindingProperties.class, TestConfiguration.class);
-		this.context.getEnvironment().setActiveProfiles("super", "other");
-		this.context.refresh();
-		assertThat(this.context.getBeanNamesForType(ResourceBindingProperties.class))
-				.hasSize(1);
-		assertThat(this.context.getBean(ResourceBindingProperties.class).name)
-				.isEqualTo("spam");
-	}
-
 	@Test
 	public void testBindingWithTwoBeans() {
 		this.context.register(MoreConfiguration.class, TestConfiguration.class);
@@ -415,14 +360,13 @@ public class EnableConfigurationPropertiesTests {
 
 	@Test
 	public void testBindingWithMapKeyWithPeriod() {
+		TestPropertySourceUtils.addInlinedPropertiesToEnvironment(this.context,
+				"mymap.key1.key2:value12", "mymap.key3:value3");
 		this.context.register(ResourceBindingPropertiesWithMap.class);
 		this.context.refresh();
-
 		ResourceBindingPropertiesWithMap bean = this.context
 				.getBean(ResourceBindingPropertiesWithMap.class);
 		assertThat(bean.mymap.get("key3")).isEqualTo("value3");
-		// this should not fail!!!
-		// mymap looks to contain - {key1=, key3=value3}
 		assertThat(bean.mymap.get("key1.key2")).isEqualTo("value12");
 	}
 
@@ -772,20 +716,8 @@ public class EnableConfigurationPropertiesTests {
 
 	}
 
-	@ConfigurationProperties(locations = "${binding.location:classpath:name.yml}")
-	protected static class ResourceBindingProperties {
-
-		private String name;
-
-		public void setName(String name) {
-			this.name = name;
-		}
-
-		// No getter - you should be able to bind to a write-only bean
-	}
-
 	@EnableConfigurationProperties
-	@ConfigurationProperties(locations = "${binding.location:classpath:map.yml}")
+	@ConfigurationProperties
 	protected static class ResourceBindingPropertiesWithMap {
 
 		private Map<String, String> mymap;

spring-boot/src/test/resources/map.yml

-mymap:
-  ? key1.key2
-  : value12
-  ? key3
-  : value3
\ No newline at end of file

spring-boot/src/test/resources/name.yml

----
-name: foo
-
----
-spring.profiles: super
-name: bar
-
----
-spring.profiles: other
-name: spam
\ No newline at end of file