Polishing

spring-beans/src/main/java/org/springframework/beans/BeanUtils.java

@@ -403,8 +403,7 @@ public abstract class BeanUtils {
 
 
 	/**
-	 * Retrieve the JavaBeans {@code PropertyDescriptor}s of a given
-	 * class.
+	 * Retrieve the JavaBeans {@code PropertyDescriptor}s of a given class.
 	 * @param clazz the Class to retrieve the PropertyDescriptors for
 	 * @return an array of {@code PropertyDescriptors} for the given class
 	 * @throws BeansException if PropertyDescriptor look fails

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

@@ -115,7 +115,7 @@ class DisposableBeanAdapter implements DisposableBean, Runnable, Serializable {
 			this.destroyMethod = determineDestroyMethod(destroyMethodName);
 			if (this.destroyMethod == null) {
 				if (beanDefinition.isEnforceDestroyMethod()) {
-					throw new BeanDefinitionValidationException("Couldn't find a destroy method named '" +
+					throw new BeanDefinitionValidationException("Could not find a destroy method named '" +
 							destroyMethodName + "' on bean with name '" + beanName + "'");
 				}
 			}