Ignore 'value' attribute in AnnotationTypeMapping

Update `addConventionAnnotationValues` so that `value` attributes
do not override existing annotation values. The aligns the new
`MergedAnnotations` API with the previous `AnnotatedElementUtils`
logic.

Closes gh-22703

spring-core/src/test/java/org/springframework/core/annotation/AnnotatedElementUtilsTests.java

@@ -822,6 +822,14 @@ public class AnnotatedElementUtilsTests {
 		assertThat(element.getDeclaredAnnotations()).isNotSameAs(element.getDeclaredAnnotations());
 	}
 
+	@Test // gh-22703
+	public void getMergedAnnotationOnThreeDeepMetaWithValue() {
+		ValueAttribute annotation = AnnotatedElementUtils.getMergedAnnotation(
+				ValueAttributeMetaMetaClass.class, ValueAttribute.class);
+		assertThat(annotation.value()).containsExactly("FromValueAttributeMeta");
+	}
+
+
 	// -------------------------------------------------------------------------
 
 	@MetaCycle3
@@ -1394,4 +1402,32 @@ public class AnnotatedElementUtilsTests {
 	class ForAnnotationsClass {
 	}
 
+	@Retention(RetentionPolicy.RUNTIME)
+	static @interface ValueAttribute {
+
+		String[] value();
+
+	}
+
+	@Retention(RetentionPolicy.RUNTIME)
+	@ValueAttribute("FromValueAttributeMeta")
+	static @interface ValueAttributeMeta {
+
+		@AliasFor("alias")
+		String[] value() default {};
+
+		@AliasFor("value")
+		String[] alias() default {};
+
+	}
+
+	@Retention(RetentionPolicy.RUNTIME)
+	@ValueAttributeMeta("FromValueAttributeMetaMeta")
+	static @interface ValueAttributeMetaMeta {
+	}
+
+	@ValueAttributeMetaMeta
+	static class ValueAttributeMetaMetaClass {
+	}
+
 }

spring-core/src/test/java/org/springframework/core/annotation/MergedAnnotationsTests.java

@@ -2045,6 +2045,14 @@ public class MergedAnnotationsTests {
 		assertThat(annotation.getString("value")).isEqualTo("meta");
 	}
 
+	@Test // gh-22703
+	public void getValueWhenThreeDeepMetaWithValue() {
+		MergedAnnotation<?> annotation = MergedAnnotations.from(
+				ValueAttributeMetaMetaClass.class).get(ValueAttribute.class);
+		assertThat(annotation.getStringArray(MergedAnnotation.VALUE)).containsExactly(
+				"FromValueAttributeMeta");
+	}
+
 	// @formatter:off
 
 	@Retention(RetentionPolicy.RUNTIME)
@@ -3430,6 +3438,31 @@ public class MergedAnnotationsTests {
 
 	}
 
+	@Retention(RetentionPolicy.RUNTIME)
+	static @interface ValueAttribute {
+
+		String[] value();
+
+	}
+
+	@Retention(RetentionPolicy.RUNTIME)
+	@ValueAttribute("FromValueAttributeMeta")
+	static @interface ValueAttributeMeta {
+
+		String[] value() default {};
+
+	}
+
+	@Retention(RetentionPolicy.RUNTIME)
+	@ValueAttributeMeta("FromValueAttributeMetaMeta")
+	static @interface ValueAttributeMetaMeta {
+
+	}
+
+	@ValueAttributeMetaMeta
+	static class ValueAttributeMetaMetaClass {
+
+	}
 	// @formatter:on
 
 }