Fix ResourceHintsWriter for leading/trailing wildcards

Closes gh-28597

spring-core/src/main/java/org/springframework/aot/nativex/ResourceHintsWriter.java

@@ -82,7 +82,12 @@ class ResourceHintsWriter {
 	}
 
 	private String patternToRegexp(String pattern) {
-		return Arrays.stream(pattern.split("\\*")).map(Pattern::quote).collect(Collectors.joining(".*"));
+		String prefix = (pattern.startsWith("*") ? ".*" : "");
+		String suffix = (pattern.endsWith("*") ? ".*" : "");
+		return Arrays.stream(pattern.split("\\*"))
+				.filter(s -> !s.isEmpty())
+				.map(Pattern::quote)
+				.collect(Collectors.joining(".*", prefix, suffix));
 	}
 
 	private void addIfNotEmpty(Map<String, Object> attributes, String name, @Nullable Object value) {

spring-core/src/test/java/org/springframework/aot/nativex/ResourceHintsWriterTests.java

@@ -57,7 +57,21 @@ public class ResourceHintsWriterTests {
 	}
 
 	@Test
-	void registerPattern() throws JSONException {
+	void registerWildcardAtTheBeginningPattern() throws JSONException {
+		ResourceHints hints = new ResourceHints();
+		hints.registerPattern("*.properties");
+		assertEquals("""
+				{
+					"resources": {
+						"includes": [
+							{ "pattern": ".*\\\\Q.properties\\\\E"}
+						]
+					}
+				}""", hints);
+	}
+
+	@Test
+	void registerWildcardInTheMiddlePattern() throws JSONException {
 		ResourceHints hints = new ResourceHints();
 		hints.registerPattern("com/example/*.properties");
 		assertEquals("""
@@ -70,6 +84,20 @@ public class ResourceHintsWriterTests {
 				}""", hints);
 	}
 
+	@Test
+	void registerWildcardAtTheEndPattern() throws JSONException {
+		ResourceHints hints = new ResourceHints();
+		hints.registerPattern("static/*");
+		assertEquals("""
+				{
+					"resources": {
+						"includes": [
+							{ "pattern": "\\\\Qstatic/\\\\E.*"}
+						]
+					}
+				}""", hints);
+	}
+
 	@Test
 	void registerPatternWithIncludesAndExcludes() throws JSONException {
 		ResourceHints hints = new ResourceHints();