# HG changeset patch
# User suruga
# Date 1517563609 -32400
# Node ID 4289b232b3fdaf62c62ec66abbfe866fda83ec80
# Parent  b8527d1032c4c4d6513e70272d91590fbb6e7669
nulValue

diff -r b8527d1032c4 -r 4289b232b3fd src/main/java/alice/datasegment/ReceiveData.java
--- a/src/main/java/alice/datasegment/ReceiveData.java	Fri Feb 02 18:06:46 2018 +0900
+++ b/src/main/java/alice/datasegment/ReceiveData.java	Fri Feb 02 18:26:49 2018 +0900
@@ -6,6 +6,7 @@
 import java.util.zip.*;
 
 import org.msgpack.MessagePack;
+import org.msgpack.type.NilValue;
 import org.msgpack.type.Value;
 
 
@@ -33,7 +34,11 @@
      * @param obj　DS本体(Object)
      */
     public ReceiveData(Object obj) {
-        clazz = obj.getClass();
+        if (obj == null) {
+            clazz = NilValue.class;
+        } else {
+            clazz = obj.getClass();
+        }
         val = obj;
     }