fix serialize & deserialize org.joda.time.DateTime with jsonb

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

@@ -39,7 +39,11 @@ public Class getObjectClass() {
 
     @Override
     public Object readJSONBObject(JSONReader jsonReader, Type fieldType, Object fieldName, long features) {
-        return jsonReader.readZonedDateTime();
+        ZonedDateTime zdt = jsonReader.readZonedDateTime();
+        if (builder != null && zdt != null) {
+            return builder.apply(zdt);
+        }
+        return zdt;
     }
 
     @Override

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

@@ -28,7 +28,14 @@ public ObjectWriterImplZonedDateTime(String format, Locale locale, Function func
 
     @Override
     public void writeJSONB(JSONWriter jsonWriter, Object object, Object fieldName, Type fieldType, long features) {
-        jsonWriter.writeZonedDateTime((ZonedDateTime) object);
+        ZonedDateTime zdt;
+        if (function != null) {
+            zdt = (ZonedDateTime) function.apply(object);
+        } else {
+            zdt = (ZonedDateTime) object;
+        }
+
+        jsonWriter.writeZonedDateTime(zdt);
     }
 
     @Override

core/src/test/java/com/alibaba/fastjson2/issues_2500/Issue2563.java

@@ -0,0 +1,40 @@
+package com.alibaba.fastjson2.issues_2500;
+
+import com.alibaba.fastjson2.JSON;
+import com.alibaba.fastjson2.JSONB;
+import com.fasterxml.jackson.annotation.JsonFormat;
+import lombok.Data;
+import org.joda.time.DateTime;
+import org.junit.jupiter.api.Test;
+
+import static org.junit.jupiter.api.Assertions.assertEquals;
+
+public class Issue2563 {
+    DateTime nowD = new DateTime(2018, 7, 14, 12, 13, 14, 0);
+
+    @Test
+    public void mutatedTest0() {
+        Bean0 entity = new Bean0();
+        entity.setNow(nowD);
+
+        String json = JSON.toJSONString(entity);
+        Bean0 bean0 = JSON.parseObject(json, Bean0.class);
+        assertEquals(entity.now, bean0.now);
+    }
+
+    @Test
+    public void mutatedTest1() {
+        Bean0 entity = new Bean0();
+        entity.setNow(nowD);
+
+        byte[] jsonbBytes = JSONB.toBytes(entity);
+        Bean0 bean0 = JSONB.parseObject(jsonbBytes, Bean0.class);
+        assertEquals(entity.now, bean0.now);
+    }
+
+    @Data
+    public static class Bean0 {
+        @JsonFormat(pattern = "yyyy-MM-dd HH:mm:ss")
+        private DateTime now;
+    }
+}