feat: 乱码问题遗留

flyfish-data/flyfish-data-r2dbc/src/main/java/com/flyfish/framework/r2dbc/config/convert/FullMappingR2dbcConverter.java

@@ -115,6 +115,23 @@ public class FullMappingR2dbcConverter extends MappingR2dbcConverter {
     }
 
 
+    /**
+     * Returns given object as {@link Collection}. Will return the {@link Collection} as is if the source is a
+     * {@link Collection} already, will convert an array into a {@link Collection} or simply create a single element
+     * collection for everything else.
+     *
+     * @param source
+     * @return
+     */
+    private static Collection<?> asCollection(Object source) {
+
+        if (source instanceof Collection) {
+            return (Collection<?>) source;
+        }
+
+        return source.getClass().isArray() ? CollectionUtils.arrayToList(source) : Collections.singleton(source);
+    }
+
     /**
      * Checks whether we have a custom conversion registered for the given value into an arbitrary simple type. Returns
      * the converted value if so. If not, we perform special enum handling or simply return the value as is.
@@ -145,6 +162,10 @@ public class FullMappingR2dbcConverter extends MappingR2dbcConverter {
         return Enum.class.isAssignableFrom(value.getClass()) ? ((Enum<?>) value).name() : value;
     }
 
+    private Object writeNestedObject(@NonNull Object object) {
+        return JacksonUtil.toJson(object).orElse(null);
+    }
+
     private Class<?> getPotentiallyConvertedSimpleNullType(Class<?> type) {
 
         Optional<Class<?>> customTarget = getConversions().getCustomWriteTarget(type);