From 0a4ccaf9d172f590ae3d6bf260038629ce8d357c Mon Sep 17 00:00:00 2001
From: leventov <leventov@ya.ru>
Date: Fri, 27 Nov 2015 15:25:50 +0300
Subject: [PATCH] More eleborate ExternalizableDataAccess error message, when
 failed to call a public no-arg constructor

---
 .../hash/serialization/impl/ExternalizableDataAccess.java      | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/main/java/net/openhft/chronicle/hash/serialization/impl/ExternalizableDataAccess.java b/src/main/java/net/openhft/chronicle/hash/serialization/impl/ExternalizableDataAccess.java
index d09017c49..7f2bbb85b 100644
--- a/src/main/java/net/openhft/chronicle/hash/serialization/impl/ExternalizableDataAccess.java
+++ b/src/main/java/net/openhft/chronicle/hash/serialization/impl/ExternalizableDataAccess.java
@@ -46,7 +46,8 @@ public class ExternalizableDataAccess<T extends Externalizable> extends Serializ
         try {
             return tClass.newInstance();
         } catch (InstantiationException | IllegalAccessException e) {
-            throw new RuntimeException(e);
+            throw new RuntimeException(
+                    "Externalizable " + tClass + " must have a public no-arg constructor", e);
         }
     }