fix deserialize generic Class type error, for issue alibaba#2356

Author: wenshao

core/src/main/java/com/alibaba/fastjson2/reader/ObjectReaderCreatorASM.java

@@ -253,6 +253,10 @@ public <T> ObjectReader<T> createObjectReader(
             return super.createObjectReader(objectClass, objectType, fieldBased, provider);
         }
 
+        if (objectClass == Class.class) {
+            return ObjectReaderImplClass.INSTANCE;
+        }
+
         FieldReader[] fieldReaderArray = createFieldReaders(objectClass, objectType, beanInfo, fieldBased, provider);
         boolean match = true;
 

core/src/test/java/com/alibaba/fastjson2/issues_2300/Issue2356.java

@@ -0,0 +1,18 @@
+package com.alibaba.fastjson2.issues_2300;
+
+import com.alibaba.fastjson2.JSONFactory;
+import org.junit.jupiter.api.Test;
+
+import java.lang.reflect.Type;
+
+public class Issue2356 {
+    @Test
+    public void test() throws Exception {
+        Type parameterType = Issue2356.class.getMethod("create", Class.class).getGenericParameterTypes()[0];
+        JSONFactory.getDefaultObjectReaderProvider().getObjectReader(parameterType);
+    }
+
+    public static <T> T create(Class<T> objectClass) {
+        return null;
+    }
+}