From 31f2f960b8407eb23e44ad2b3abf237f43107c59 Mon Sep 17 00:00:00 2001
From: zhengzepeng <zhengzepeng@agree.com.cn>
Date: Fri, 15 Jul 2022 17:34:05 +0800
Subject: [PATCH] if map is pojo, write class name first

---
 map.go | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

diff --git a/map.go b/map.go
index 4f144b83..13367562 100644
--- a/map.go
+++ b/map.go
@@ -122,9 +122,16 @@ func (e *Encoder) encMap(m interface{}) error {
 		return nil
 	}
 
+	// if pojo, write class name first
+	if p, ok := m.(POJO); ok {
+		e.buffer = encByte(e.buffer, BC_MAP)
+		e.buffer = encString(e.buffer, p.JavaClassName())
+	} else {
+		e.buffer = encByte(e.buffer, BC_MAP_UNTYPED)
+	}
+
 	keys = value.MapKeys()
 
-	e.buffer = encByte(e.buffer, BC_MAP_UNTYPED)
 	if len(keys) > 0 {
 		typ = value.Type().Key()
 		for i := 0; i < len(keys); i++ {