add TypeKey#getAnnotatedType

common/api/src/main/java/com/dfsek/terra/api/util/reflection/TypeKey.java

@@ -7,17 +7,20 @@ import java.util.Objects;
 public class TypeKey<T> {
     final Class<? super T> rawType;
     final Type type;
+
+    final AnnotatedType annotatedType;
     final int hashCode;
 
     @SuppressWarnings("unchecked")
     protected TypeKey() {
         this.type = getSuperclassTypeParameter(getClass());
+        this.annotatedType = getAnnotatedSuperclassTypeParameter(getClass());
         this.rawType = (Class<? super T>) ReflectionUtil.getRawType(type);
         this.hashCode = type.hashCode();
     }
 
 
-    static Type getSuperclassTypeParameter(Class<?> subclass) {
+    private static Type getSuperclassTypeParameter(Class<?> subclass) {
         Type superclass = subclass.getGenericSuperclass();
         if(superclass instanceof Class) {
             throw new RuntimeException("Missing type parameter.");
@@ -26,6 +29,15 @@ public class TypeKey<T> {
         return parameterized.getActualTypeArguments()[0];
     }
 
+    private static AnnotatedType getAnnotatedSuperclassTypeParameter(Class<?> subclass) {
+        AnnotatedType superclass = subclass.getAnnotatedSuperclass();
+        if(superclass.getType() instanceof Class) {
+            throw new RuntimeException("Missing type parameter.");
+        }
+        AnnotatedParameterizedType parameterized = (AnnotatedParameterizedType) superclass;
+        return parameterized.getAnnotatedActualTypeArguments()[0];
+    }
+
     /**
      * Returns the raw (non-generic) type for this type.
      */
@@ -40,6 +52,10 @@ public class TypeKey<T> {
         return type;
     }
 
+    public AnnotatedType getAnnotatedType() {
+        return annotatedType;
+    }
+
     @Override
     public final int hashCode() {
         return this.hashCode;