Polishing

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 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 overidden using the
- * {@link #PluggableSchemaResolver(ClassLoader, String)} constructor
+ * <p>The pattern for the mapping files can be overridden using the
+ * {@link #PluggableSchemaResolver(ClassLoader, String)} constructor.
  *
  * @author Rob Harrop
  * @author Juergen Hoeller

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

@@ -776,9 +776,9 @@ public abstract class ClassUtils {
 	 * conflicting method signatures (or a similar constraint is violated)
 	 * @see java.lang.reflect.Proxy#getProxyClass
 	 */
-	@SuppressWarnings("deprecation")
+	@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);
 	}