From c4bbeb5b40c1d8115c1bc9d5de450c27564064aa Mon Sep 17 00:00:00 2001
From: Bill Levesque <amazingbill2017@gmail.com>
Date: Sun, 8 Mar 2020 11:03:32 +0800
Subject: [PATCH] 1.if remark len is 0 let remark equals space

---
 app/src/main/cpp/libxdag_jni.cpp | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/app/src/main/cpp/libxdag_jni.cpp b/app/src/main/cpp/libxdag_jni.cpp
index a41468e..8e72efc 100644
--- a/app/src/main/cpp/libxdag_jni.cpp
+++ b/app/src/main/cpp/libxdag_jni.cpp
@@ -335,6 +335,10 @@ JNIEXPORT jint JNICALL Java_io_xdag_xdagwallet_wrapper_XdagWrapper_XdagXfer(
     isCopy = JNI_TRUE;
     const char* remark = env->GetStringUTFChars(sendRemark,&isCopy);
 
+    if(remark != NULL && strlen(remark) == 0){
+        remark = " ";
+    }
+
     LOGI("xdag xfer coins recv address %s recv amount %s remark %s ",address,amount,remark);
     xdag_send_coin(amount,address,remark);