原始异常不能被丢弃.

Author: bohrqiu

sharding-jdbc-core/src/main/java/com/dangdang/ddframe/rdb/sharding/exception/ShardingJdbcException.java

@@ -29,7 +29,11 @@ public class ShardingJdbcException extends RuntimeException {
     public ShardingJdbcException(final String errorMessage, final Object... args) {
         super(String.format(errorMessage, args));
     }
-    
+
+    public ShardingJdbcException(final String errorMessage,final Exception cause) {
+        super(errorMessage,cause);
+    }
+
     public ShardingJdbcException(final Exception cause) {
         super(cause);
     }