add implementation for JavaWildcardType

Issue: TNG#723 Signed-off-by: Leonard Husmann <leonard.husmann@tum.de>
leonardhusmann · May 15, 2023 · 403d63b · 403d63b
1 parent 687c714
commit 403d63b
Showing 1 changed file with 7 additions and 2 deletions.
diff --git a/archunit/src/main/java/com/tngtech/archunit/core/domain/JavaWildcardType.java b/archunit/src/main/java/com/tngtech/archunit/core/domain/JavaWildcardType.java
@@ -16,10 +16,11 @@
 package com.tngtech.archunit.core.domain;
 
 import java.lang.reflect.WildcardType;
-import java.util.HashSet;
 import java.util.List;
 import java.util.Set;
+import java.util.stream.Collectors;
 
+import com.google.common.collect.Sets;
 import com.tngtech.archunit.PublicAPI;
 import com.tngtech.archunit.core.domain.properties.HasUpperBounds;
 import com.tngtech.archunit.core.importer.DomainBuilders.JavaWildcardTypeBuilder;
@@ -99,7 +100,11 @@ public JavaClass toErasure() {
 
     @Override
     public Set<JavaClass> getAllInvolvedRawTypes() {
-        return new HashSet<>();
+        Set<JavaClass> upperBoundsTypes =
+                this.upperBounds.stream().map(JavaType::getAllInvolvedRawTypes).flatMap(Set::stream).collect(Collectors.toSet());
+        Set<JavaClass> lowerBoundsTypes =
+                this.lowerBounds.stream().map(JavaType::getAllInvolvedRawTypes).flatMap(Set::stream).collect(Collectors.toSet());
+        return Sets.union(upperBoundsTypes, lowerBoundsTypes);
     }
 
     @Override