Remove `include` from @EnableAutoConfiguration

Revert commit 1d31d23e to
remove `include` from `@EnableAutoConfiguration`. We'll
add a dedicated annotation instead to fix this.

See gh-3660

spring-boot-autoconfigure/src/main/java/org/springframework/boot/autoconfigure/EnableAutoConfiguration.java

@@ -75,15 +75,6 @@ import org.springframework.core.io.support.SpringFactoriesLoader;
 		AutoConfigurationPackages.Registrar.class })
 public @interface EnableAutoConfiguration {
 
-	/**
-	 * Include only the specified auto-configuration classes and do not attempt full
-	 * auto-configuration. Using this attribute means that {@code spring.factories} files
-	 * will not be considered. This attribute should not generally be specified in
-	 * production applications, however, it is useful for tests.
-	 * @return the classes to include
-	 */
-	Class<?>[] include() default {};
-
 	/**
 	 * Exclude specific auto-configuration classes such that they will never be applied.
 	 * @return the classes to exclude

spring-boot-autoconfigure/src/main/java/org/springframework/boot/autoconfigure/EnableAutoConfigurationImportSelector.java

@@ -75,12 +75,14 @@ class EnableAutoConfigurationImportSelector implements DeferredImportSelector,
 					+ " annotated with @EnableAutoConfiguration?");
 
 			// Find all possible auto configuration classes, filtering duplicates
-			List<String> factories = getFactories(attributes);
+			List<String> factories = new ArrayList<String>(new LinkedHashSet<String>(
+					SpringFactoriesLoader.loadFactoryNames(EnableAutoConfiguration.class,
+							this.beanClassLoader)));
 
 			// Remove those specifically excluded
 			Set<String> excluded = new LinkedHashSet<String>();
-			excluded.addAll(asList(attributes, "exclude"));
-			excluded.addAll(asList(attributes, "excludeName"));
+			excluded.addAll(Arrays.asList(attributes.getStringArray("exclude")));
+			excluded.addAll(Arrays.asList(attributes.getStringArray("excludeName")));
 			excluded.addAll(getExcludeAutoConfigurationsProperty());
 			factories.removeAll(excluded);
 			ConditionEvaluationReport.get(this.beanFactory).recordExclusions(excluded);
@@ -98,20 +100,6 @@ class EnableAutoConfigurationImportSelector implements DeferredImportSelector,
 		}
 	}
 
-	private List<String> getFactories(AnnotationAttributes attributes) {
-		List<String> factories = asList(attributes, "include");
-		if (factories.isEmpty()) {
-			factories = SpringFactoriesLoader.loadFactoryNames(
-					EnableAutoConfiguration.class, this.beanClassLoader);
-		}
-		return new ArrayList<String>(new LinkedHashSet<String>(factories));
-	}
-
-	private List<String> asList(AnnotationAttributes attributes, String name) {
-		String[] value = attributes.getStringArray(name);
-		return Arrays.asList(value == null ? new String[0] : value);
-	}
-
 	private List<String> getExcludeAutoConfigurationsProperty() {
 		RelaxedPropertyResolver resolver = new RelaxedPropertyResolver(this.environment,
 				"spring.autoconfigure.");

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

@@ -148,18 +148,6 @@ public class EnableAutoConfigurationImportSelectorTests {
 						ThymeleafAutoConfiguration.class.getName()));
 	}
 
-	@Test
-	public void classIncludesAreApplied() throws Exception {
-		given(
-				this.annotationMetadata.getAnnotationAttributes(
-						EnableAutoConfiguration.class.getName(), true)).willReturn(
-				this.annotationAttributes);
-		given(this.annotationAttributes.getStringArray("include")).willReturn(
-				new String[] { FreeMarkerAutoConfiguration.class.getName() });
-		String[] imports = this.importSelector.selectImports(this.annotationMetadata);
-		assertThat(imports.length, is(equalTo(1)));
-	}
-
 	private void configureExclusions(String[] classExclusion, String[] nameExclusion,
 			String[] propertyExclusion) {
 		given(
@@ -180,5 +168,4 @@ public class EnableAutoConfigurationImportSelectorTests {
 		return SpringFactoriesLoader.loadFactoryNames(EnableAutoConfiguration.class,
 				getClass().getClassLoader());
 	}
-
 }

spring-boot-autoconfigure/src/test/java/org/springframework/boot/autoconfigure/context/ConfigurationPropertiesAutoConfigurationTests.java

@@ -18,11 +18,9 @@ package org.springframework.boot.autoconfigure.context;
 
 import org.junit.After;
 import org.junit.Test;
-import org.springframework.boot.autoconfigure.EnableAutoConfiguration;
 import org.springframework.boot.context.properties.ConfigurationProperties;
 import org.springframework.boot.test.EnvironmentTestUtils;
 import org.springframework.context.annotation.AnnotationConfigApplicationContext;
-import org.springframework.context.annotation.Configuration;
 import org.springframework.stereotype.Component;
 
 import static org.hamcrest.core.Is.is;
@@ -46,7 +44,8 @@ public class ConfigurationPropertiesAutoConfigurationTests {
 
 	@Test
 	public void processAnnotatedBean() {
-		load(new Class[] { AutoConfigured.class, SampleBean.class }, "foo.name:test");
+		load(new Class[] { SampleBean.class,
+				ConfigurationPropertiesAutoConfiguration.class }, "foo.name:test");
 		assertThat(this.context.getBean(SampleBean.class).getName(), is("test"));
 	}
 
@@ -63,12 +62,6 @@ public class ConfigurationPropertiesAutoConfigurationTests {
 		this.context.refresh();
 	}
 
-	@Configuration
-	@EnableAutoConfiguration(include = ConfigurationPropertiesAutoConfiguration.class)
-	static class AutoConfigured {
-
-	}
-
 	@Component
 	@ConfigurationProperties("foo")
 	static class SampleBean {