Merge branch '5.1.x'

spring-beans/src/main/java/org/springframework/beans/factory/support/AbstractAutowireCapableBeanFactory.java

@@ -992,6 +992,18 @@ public abstract class AbstractAutowireCapableBeanFactory extends AbstractBeanFac
 					instance = bw.getWrappedInstance();
 				}
 			}
+			catch (UnsatisfiedDependencyException ex) {
+				// Don't swallow, probably misconfiguration...
+				throw ex;
+			}
+			catch (BeanCreationException ex) {
+				// Instantiation failure, maybe too early...
+				if (logger.isDebugEnabled()) {
+					logger.debug("Bean creation exception on singleton FactoryBean type check: " + ex);
+				}
+				onSuppressedException(ex);
+				return null;
+			}
 			finally {
 				// Finished partial creation of this bean.
 				afterSingletonCreation(beanName);
@@ -1019,7 +1031,7 @@ public abstract class AbstractAutowireCapableBeanFactory extends AbstractBeanFac
 			return null;
 		}
 
-		Object instance = null;
+		Object instance;
 		try {
 			// Mark this bean as currently in creation, even if just partially.
 			beforePrototypeCreation(beanName);
@@ -1030,8 +1042,12 @@ public abstract class AbstractAutowireCapableBeanFactory extends AbstractBeanFac
 				instance = bw.getWrappedInstance();
 			}
 		}
+		catch (UnsatisfiedDependencyException ex) {
+			// Don't swallow, probably misconfiguration...
+			throw ex;
+		}
 		catch (BeanCreationException ex) {
-			// Can only happen when getting a FactoryBean.
+			// Instantiation failure, maybe too early...
 			if (logger.isDebugEnabled()) {
 				logger.debug("Bean creation exception on non-singleton FactoryBean type check: " + ex);
 			}

spring-beans/src/main/java/org/springframework/beans/factory/xml/PluggableSchemaResolver.java

@@ -44,12 +44,12 @@ import org.springframework.util.CollectionUtils;
  *
  * <p>The format of {@code META-INF/spring.schemas} is a properties file where each line
  * should be of the form {@code systemId=schema-location} where {@code schema-location}
- * should also be a schema file in the classpath. Since {@code systemId} is commonly a URL,
- * one must be careful to escape any ':' characters which are treated as delimiters
+ * should also be a schema file in the classpath. Since {@code systemId} is commonly a
+ * URL, one must be careful to escape any ':' characters which are treated as delimiters
  * in properties files.
  *
  * <p>The pattern for the mapping files can be overridden using the
- * {@link #PluggableSchemaResolver(ClassLoader, String)} constructor
+ * {@link #PluggableSchemaResolver(ClassLoader, String)} constructor.
  *
  * @author Rob Harrop
  * @author Juergen Hoeller

spring-context/src/test/java/org/springframework/context/annotation/AggressiveFactoryBeanInstantiationTests.java

@@ -0,0 +1,79 @@
+/*
+ * Copyright 2002-2019 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
+ *
+ *      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.context.annotation;
+
+import org.junit.Test;
+
+import org.springframework.beans.factory.BeanFactoryUtils;
+import org.springframework.beans.factory.FactoryBean;
+import org.springframework.context.ApplicationContext;
+
+/**
+ * @author Andy Wilkinson
+ */
+public class AggressiveFactoryBeanInstantiationTests {
+
+	@Test
+	public void directlyRegisteredFactoryBean() {
+		try (AnnotationConfigApplicationContext context = new AnnotationConfigApplicationContext()) {
+			context.register(SimpleFactoryBean.class);
+			context.addBeanFactoryPostProcessor((factory) -> {
+				BeanFactoryUtils.beanNamesForTypeIncludingAncestors(factory, String.class);
+			});
+			context.refresh();
+		}
+	}
+
+	@Test
+	public void beanMethodFactoryBean() {
+		try (AnnotationConfigApplicationContext context = new AnnotationConfigApplicationContext()) {
+			context.register(BeanMethodConfiguration.class);
+			context.addBeanFactoryPostProcessor((factory) -> {
+				BeanFactoryUtils.beanNamesForTypeIncludingAncestors(factory, String.class);
+			});
+			context.refresh();
+		}
+	}
+
+
+	@Configuration
+	static class BeanMethodConfiguration {
+
+		@Bean
+		public SimpleFactoryBean simpleFactoryBean(ApplicationContext applicationContext) {
+			return new SimpleFactoryBean(applicationContext);
+		}
+	}
+
+
+	static class SimpleFactoryBean implements FactoryBean<Object> {
+
+		public SimpleFactoryBean(ApplicationContext applicationContext) {
+		}
+
+		@Override
+		public Object getObject() {
+			return new Object();
+		}
+
+		@Override
+		public Class<?> getObjectType() {
+			return Object.class;
+		}
+	}
+
+}

spring-core/src/main/java/org/springframework/util/ClassUtils.java

@@ -774,7 +774,7 @@ public abstract class ClassUtils {
 	 */
 	@SuppressWarnings("deprecation")  // on JDK 9
 	public static Class<?> createCompositeInterface(Class<?>[] interfaces, @Nullable ClassLoader classLoader) {
-		Assert.notEmpty(interfaces, "Interfaces must not be empty");
+		Assert.notEmpty(interfaces, "Interface array must not be empty");
 		return Proxy.getProxyClass(classLoader, interfaces);
 	}