[kylin] 11/14: KYLIN-4309 Fixed bug that failed to send to one mailbox will caused other mailboxes have no chance to send

[nic]

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

nic pushed a commit to branch 2.6.x
in repository https://gitbox.apache.org/repos/asf/kylin.git

commit 786728eb8710145916f100dfa4e8b7b60e4e649f
Author: weibin0516 <codingfor...@126.com>
AuthorDate: Fri Dec 20 13:22:31 2019 +0800

    KYLIN-4309 Fixed bug that failed to send to one mailbox will caused other 
mailboxes have no chance to send
---
 .../org/apache/kylin/common/util/MailService.java  | 23 +++++++++++++++-------
 1 file changed, 16 insertions(+), 7 deletions(-)

diff --git 
a/core-common/src/main/java/org/apache/kylin/common/util/MailService.java 
b/core-common/src/main/java/org/apache/kylin/common/util/MailService.java
index 44e1d9c..b68c78d 100644
--- a/core-common/src/main/java/org/apache/kylin/common/util/MailService.java
+++ b/core-common/src/main/java/org/apache/kylin/common/util/MailService.java
@@ -22,7 +22,6 @@ import java.io.IOException;
 import java.util.List;
 
 import org.apache.commons.mail.Email;
-import org.apache.commons.mail.EmailException;
 import org.apache.commons.mail.HtmlEmail;
 import org.apache.kylin.common.KylinConfig;
 import org.slf4j.LoggerFactory;
@@ -100,12 +99,23 @@ public class MailService {
             email.setAuthentication(username, password);
         }
 
-        //email.setDebug(true);
-        try {
-            for (String receiver : receivers) {
+        for (String receiver : receivers) {
+            try {
                 email.addTo(receiver);
+            } catch (Exception e) {
+                logger.error("add " + receiver + " to send to mailbox list 
failed, " +
+                        "this will not affect sending to the valid mailbox", 
e);
             }
+        }
 
+        // List of valid recipients is empty
+        if (email.getToAddresses().isEmpty()) {
+            logger.error("No valid send to mailbox, please check");
+            return false;
+        }
+
+        // List of valid recipients is not empty
+        try {
             email.setFrom(sender);
             email.setSubject(subject);
             email.setCharset("UTF-8");
@@ -117,11 +127,10 @@ public class MailService {
             email.send();
             email.getMailSession();
 
-        } catch (EmailException e) {
+            return true;
+        } catch (Exception e) {
             logger.error(e.getLocalizedMessage(), e);
             return false;
         }
-
-        return true;
     }
 }