Amit Aviram has posted comments on this change.

Change subject: engine: Added init method to command base.
......................................................................


Patch Set 2: Code-Review+1

(1 comment)

http://gerrit.ovirt.org/#/c/37110/2/backend/manager/modules/bll/src/main/java/org/ovirt/engine/core/bll/CommandBase.java
File 
backend/manager/modules/bll/src/main/java/org/ovirt/engine/core/bll/CommandBase.java:

Line 1057:             
addCanDoActionMessage(VdcBllMessages.FAILED_TO_INITIALIZE);
Line 1058:             return false;
Line 1059:         }
Line 1060:         return true;
Line 1061:     }
> my point regarding the return value is that it is not interesting - this is
Arik, personally I think that catching an exception at the init method and 
continuing to CDA could cause problems and hard debugging. 
If there is some init problem which is not directly related to the command's 
context- it might not be checked in the CDA, and will be catched at init() 
without being logged. This potentially could even cause the CDA to pass and the 
command to run when the init() fails.

Moreover, continuing with the code flow after an init failure might also cause 
problems, because every subsequent code to the init method rely on it to work.

so I think this current implementation might be safer..
Line 1062: 
Line 1063:     /**
Line 1064:      * This method should be inherited by subclasses that would like 
to perform initialization after permission check
Line 1065:      *


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Gerrit-MessageType: comment
Gerrit-Change-Id: I0c71548a8fab5538ee97c279f12a821999635950
Gerrit-PatchSet: 2
Gerrit-Project: ovirt-engine
Gerrit-Branch: master
Gerrit-Owner: Yair Zaslavsky <yzasl...@redhat.com>
Gerrit-Reviewer: Amit Aviram <aavi...@redhat.com>
Gerrit-Reviewer: Arik Hadas <aha...@redhat.com>
Gerrit-Reviewer: Oved Ourfali <oourf...@redhat.com>
Gerrit-Reviewer: Ravi Nori <rn...@redhat.com>
Gerrit-Reviewer: Yair Zaslavsky <yzasl...@redhat.com>
Gerrit-Reviewer: automat...@ovirt.org
Gerrit-Reviewer: oVirt Jenkins CI Server
Gerrit-HasComments: Yes
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