[incubator-dolphinscheduler] branch dev-1.2.1 updated: add log, don't swallow exception info (#1877)

[lidongdai]

This is an automated email from the ASF dual-hosted git repository.

lidongdai pushed a commit to branch dev-1.2.1
in repository https://gitbox.apache.org/repos/asf/incubator-dolphinscheduler.git


The following commit(s) were added to refs/heads/dev-1.2.1 by this push:
     new 2051038  add log, don't swallow exception info (#1877)
2051038 is described below

commit 2051038bac44b390055a14376d9b24ffc5876307
Author: dailidong <dailidon...@gmail.com>
AuthorDate: Fri Jan 31 11:44:44 2020 +0800

    add log, don't swallow exception info (#1877)
---
 .../src/main/java/org/apache/dolphinscheduler/alert/utils/MailUtils.java | 1 +
 1 file changed, 1 insertion(+)

diff --git 
a/dolphinscheduler-alert/src/main/java/org/apache/dolphinscheduler/alert/utils/MailUtils.java
 
b/dolphinscheduler-alert/src/main/java/org/apache/dolphinscheduler/alert/utils/MailUtils.java
index d6edde2..f1c470a 100644
--- 
a/dolphinscheduler-alert/src/main/java/org/apache/dolphinscheduler/alert/utils/MailUtils.java
+++ 
b/dolphinscheduler-alert/src/main/java/org/apache/dolphinscheduler/alert/utils/MailUtils.java
@@ -84,6 +84,7 @@ public class MailUtils {
             MAIL_TEMPLATE = new Template("alert_mail_template", isr, cfg);
         } catch (Exception e) {
             MAIL_TEMPLATE = null;
+            logger.error(e.getMessage(),e);
         } finally {
             IOUtils.closeQuietly(isr);
         }