Clear lookup cache after normalization/denormalization to save on memory.

Author: BusterNeece

src/DoctrineEntityNormalizer.php

@@ -65,6 +65,7 @@ public function normalize(
             return parent::normalize($data, $format, $context);
         } finally {
             $this->typeExtractor->setCurrentContext();
+            $this->typeExtractor->clearReflectionClassLookup();
         }
     }
 
@@ -88,6 +89,7 @@ public function denormalize(mixed $data, string $type, ?string $format = null, a
             return parent::denormalize($data, $type, $format, $context);
         } finally {
             $this->typeExtractor->setCurrentContext();
+            $this->typeExtractor->clearReflectionClassLookup();
         }
     }
 

src/TypeExtractor/EntityTypeExtractor.php

@@ -210,4 +210,9 @@ public function getReflectionClass(
 
         return $this->reflClassLookup[$class];
     }
+
+    public function clearReflectionClassLookup(): void
+    {
+        $this->reflClassLookup = [];
+    }
 }