fix: enum JSONType#serializer not work #2269 (#2285)

fix: enum JSONType#serializer not work #2269

core/src/main/java/com/alibaba/fastjson2/writer/ObjectWriterBaseModule.java

@@ -217,6 +217,7 @@ public void getBeanInfo(BeanInfo beanInfo, Class objectClass) {
  Class<?> serializer = jsonType.serializer();
  if (ObjectWriter.class.isAssignableFrom(serializer)) {
  beanInfo.serializer = serializer;
+ beanInfo.writeEnumAsJavaBean = true;
  }
 
  Class<? extends Filter>[] serializeFilters = jsonType.serializeFilters();

core/src/test/java/com/alibaba/fastjson2/issues_2200/Issue2269.java

@@ -0,0 +1,71 @@
+package com.alibaba.fastjson2.issues_2200;
+
+import com.alibaba.fastjson2.JSON;
+import com.alibaba.fastjson2.JSONReader;
+import com.alibaba.fastjson2.JSONWriter;
+import com.alibaba.fastjson2.annotation.JSONType;
+import com.alibaba.fastjson2.reader.ObjectReader;
+import com.alibaba.fastjson2.writer.ObjectWriter;
+import org.junit.jupiter.api.Test;
+
+import java.lang.reflect.Type;
+
+import static org.junit.jupiter.api.Assertions.assertEquals;
+
+public class Issue2269 {
+ @Test
+ public void test() {
+ AppDto dto = new AppDto();
+ dto.alarmStatus = AlarmStatus.RUNNING;
+ String str = JSON.toJSONString(dto);
+ assertEquals("{\"alarmStatus\":\"启用\"}", str);
+ AppDto dto1 = JSON.parseObject(str, AppDto.class);
+ assertEquals(dto.alarmStatus, dto1.alarmStatus);
+ }
+
+ @JSONType(serializer = DictSerializer.class, deserializer = DictDeserializer.class)
+ public enum AlarmStatus {
+ RUNNING("启用", 1),
+ STOP("停止", 2);
+
+ final String name;
+ final int value;
+
+ AlarmStatus(String name, int value) {
+ this.name = name;
+ this.value = value;
+ }
+ }
+
+ static class DictSerializer
+ implements ObjectWriter {
+ @Override
+ public void write(JSONWriter jsonWriter, Object object, Object fieldName, Type fieldType, long features) {
+ AlarmStatus status = (AlarmStatus) object;
+ jsonWriter.writeString(status.name);
+ }
+ }
+
+ static class DictDeserializer
+ implements ObjectReader<AlarmStatus> {
+ @Override
+ public AlarmStatus readObject(JSONReader reader, Type type, Object name, long features) {
+ if (type == null) {
+ return null;
+ }
+ String str = reader.readString();
+ switch (str) {
+ case "启用":
+ return AlarmStatus.RUNNING;
+ case "停止":
+ return AlarmStatus.STOP;
+ default:
+ return null;
+ }
+ }
+ }
+
+ public static class AppDto {
+ public AlarmStatus alarmStatus;
+ }
+}