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-rw-r--r--juick-core/src/main/java/com/juick/xml/adapters/SimpleDateAdapter.java2
1 files changed, 1 insertions, 1 deletions
diff --git a/juick-core/src/main/java/com/juick/xml/adapters/SimpleDateAdapter.java b/juick-core/src/main/java/com/juick/xml/adapters/SimpleDateAdapter.java
index 264f8c22..1093e47a 100644
--- a/juick-core/src/main/java/com/juick/xml/adapters/SimpleDateAdapter.java
+++ b/juick-core/src/main/java/com/juick/xml/adapters/SimpleDateAdapter.java
@@ -21,7 +21,7 @@ public class SimpleDateAdapter extends XmlAdapter<String, Date> {
@Override
public String marshal(Date v) throws Exception {
if (v == null) {
- return "";
+ return null;
}
synchronized (dateFormat) {
return dateFormat.format(v);