Polish ResourcePatternResolver docuementation in the reference manual

See gh-26447

Author: sbrannen

src/docs/asciidoc/core/core-resources.adoc

@@ -460,12 +460,18 @@ contain multiple files with the same path and the same name. See
 on wildcard support with the `classpath*:` resource prefix.
 
 A passed-in `ResourceLoader` (for example, one supplied via
-<<resources-resourceloaderaware, `ResourceLoaderAware`>> semantics can be checked whether
+<<resources-resourceloaderaware,`ResourceLoaderAware`>> semantics) can be checked whether
 it implements this extended interface too.
 
 `PathMatchingResourcePatternResolver` is a standalone implementation that is usable
 outside an `ApplicationContext` and is also used by `ResourceArrayPropertyEditor` for
-populating `Resource[]` bean properties.
+populating `Resource[]` bean properties. `PathMatchingResourcePatternResolver` is able to
+resolve a specified resource location path into one or more matching `Resource` objects.
+The source path may be a simple path which has a one-to-one mapping to a target
+`Resource`, or alternatively may contain the special `classpath*:` prefix and/or internal
+Ant-style regular expressions (matched using Spring's
+`org.springframework.util.AntPathMatcher` utility). Both of the latter are effectively
+wildcards.
 
 [NOTE]
 ====
@@ -477,6 +483,8 @@ implements the `ResourcePatternResolver` interface and delegates to the default
 ====
 
 
+
+
 [[resources-resourceloaderaware]]
 == The `ResourceLoaderAware` Interface
 
@@ -525,6 +533,11 @@ constructor argument, or method parameter that expects the `ResourceLoader` type
 as the field, constructor, or method in question carries the `@Autowired` annotation.
 For more information, see <<beans-autowired-annotation>>.
 
+NOTE: To load one or more `Resource` objects for a resource path that contains wildcards
+or makes use of the special `classpath*:` resource prefix, consider having an instance of
+<<resources-resourcepatternresolver,`ResourcePatternResolver`>> autowired into your
+application components instead of `ResourceLoader`.
+