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This is an automatically generated e-mail. To reply, visit:
https://reviews.apache.org/r/62681/
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(Updated Sept. 29, 2017, 6:30 a.m.)


Review request for atlas, Apoorv Naik, Ashutosh Mestry, Abhay Kulkarni, Sarath 
Subramanian, and Suma Shivaprasad.


Changes
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Addressed review comments. Added unit tests.


Bugs: ATLAS-2075
    https://issues.apache.org/jira/browse/ATLAS-2075


Repository: atlas


Description
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Update notification module to compress and split large messages (> 1mb) that 
can't be sent via Kafka. When such a message is sent, the message is first 
compressed via GZip. If compressed message is within the size limit, the 
message is sent via Kafka. If the compressed size is larger, then the message 
is split into multiple small messages and sent via Kafka.

Notification consumer is updated to merge and uncompress messages before the 
message is processed further.


Diffs (updated)
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  common/src/main/java/org/apache/atlas/AtlasConfiguration.java 9a9bb76a 
  notification/src/main/java/org/apache/atlas/kafka/AtlasKafkaConsumer.java 
d3b4e49e 
  notification/src/main/java/org/apache/atlas/kafka/KafkaNotification.java 
38889ef8 
  
notification/src/main/java/org/apache/atlas/notification/AbstractMessageDeserializer.java
 ec99372d 
  
notification/src/main/java/org/apache/atlas/notification/AbstractNotification.java
 cb44fc68 
  
notification/src/main/java/org/apache/atlas/notification/AtlasNotificationBaseMessage.java
 PRE-CREATION 
  
notification/src/main/java/org/apache/atlas/notification/AtlasNotificationMessageDeserializer.java
 PRE-CREATION 
  
notification/src/main/java/org/apache/atlas/notification/AtlasNotificationStringMessage.java
 PRE-CREATION 
  notification/src/main/java/org/apache/atlas/notification/MessageVersion.java 
6ef407ac 
  
notification/src/main/java/org/apache/atlas/notification/NotificationInterface.java
 956c85e0 
  
notification/src/main/java/org/apache/atlas/notification/VersionedMessage.java 
1929eb46 
  
notification/src/main/java/org/apache/atlas/notification/VersionedMessageDeserializer.java
 cc2099e7 
  notification/src/test/java/org/apache/atlas/kafka/KafkaConsumerTest.java 
9b712f44 
  
notification/src/test/java/org/apache/atlas/kafka/KafkaNotificationMockTest.java
 b7474a0e 
  
notification/src/test/java/org/apache/atlas/notification/AbstractNotificationConsumerTest.java
 3b2a093b 
  
notification/src/test/java/org/apache/atlas/notification/AbstractNotificationTest.java
 61107a9f 
  
notification/src/test/java/org/apache/atlas/notification/VersionedMessageTest.java
 587b7ebd 
  
notification/src/test/java/org/apache/atlas/notification/entity/EntityMessageDeserializerTest.java
 be324277 
  
notification/src/test/java/org/apache/atlas/notification/hook/HookMessageDeserializerTest.java
 3724fd5f 


Diff: https://reviews.apache.org/r/62681/diff/3/

Changes: https://reviews.apache.org/r/62681/diff/2-3/


Testing
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- verified that large messages are compressed and split by Atlas hook, before 
sending to Kafka
- verified that Atlas server processes compressed, multi-part messages correctly


Thanks,

Madhan Neethiraj

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