Alexander Wels has posted comments on this change.

Change subject: restapi: optimize getUriBuilder
......................................................................


Patch Set 2:

(1 comment)

http://gerrit.ovirt.org/#/c/37988/2/backend/manager/modules/restapi/interface/definition/src/main/java/org/ovirt/engine/api/utils/LinkHelper.java
File 
backend/manager/modules/restapi/interface/definition/src/main/java/org/ovirt/engine/api/utils/LinkHelper.java:

Line 813:         Collection collection = getCollection(model, 
suggestedParentType);
Line 814:         if (collection == null) {
Line 815:             return null;
Line 816:         }
Line 817:         UriBuilder uriBuilder = builderMap.get(collection);
> Using the collection as the key of the map improves the situation. But I st
I will implement the equals and hashcode methods.

In regards to 2. You will notice below that when creating the builder that goes 
into the cache, I actually put a clone of the just constructed builder in the 
cache BEFORE I call set path on the original. So the clone is an 'empty' 
version of the builder. Also when retrieving the builder from the cache, I call 
clone again before populating the clone. So in both cases the cached version 
does not contain any specific model information, just the information to build 
the path. This was done mainly for concurrency concerns (what happens when 2 
threads try to modify the same object at the same time, nothing right now as 
both threads will have a copy).
Line 818: 
Line 819:         if (uriBuilder == null) {
Line 820: 
Line 821:             if (collection.getParentType() != NO_PARENT) {


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Gerrit-MessageType: comment
Gerrit-Change-Id: I86221e8af24da28a7137c0cc0e7aec69943a65c5
Gerrit-PatchSet: 2
Gerrit-Project: ovirt-engine
Gerrit-Branch: master
Gerrit-Owner: Alexander Wels <aw...@redhat.com>
Gerrit-Reviewer: Alexander Wels <aw...@redhat.com>
Gerrit-Reviewer: Einav Cohen <eco...@redhat.com>
Gerrit-Reviewer: Juan Hernandez <juan.hernan...@redhat.com>
Gerrit-Reviewer: automat...@ovirt.org
Gerrit-Reviewer: oVirt Jenkins CI Server
Gerrit-HasComments: Yes
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