1. mixi Xmas2010

7. PC
makeRequest
JSON
GAE/J
http request (FW:Slim3)
WebPage

13. DB

14. DB

15. Datastore

17. Static
Memcache or Datastore
Static
request
Memcache
Datastore
request
Static

18. 10s
GAE
10s

21. • Datastore deadline
- Datastore 10
mixi
- Datastore DatastoreServiceConfig
Datastore
- JOIN

22. DatastoreServiceConfig config =
DatastoreServiceConfig.Builder
.withReadPolicy(new
ReadPolicy(Consistency.EVENTUAL))
.deadline(5.0);
DatastoreService ds =
DatastoreServiceFactory.getDatastoreService(config);

23. entity = Datastore.deadline(2.5).get(modelClass, key);
(appengine-web.xml)
<?xml version="1.0" encoding="utf-8"?>
<appengine-web-app xmlns="http://appengine.google.com/ns/1.0">
<application>app-name</application>
<version>1</version>
<precompilation-enabled>true</precompilation-enabled>
<system-properties>
<property name="slim3.datastoreDeadline" value="5.0" />
<property name="java.util.logging.config.file"
value="WEB-INF/classes/logging.properties" />
</system-properties>
<sessions-enabled>false</sessions-enabled>
<inbound-services>
<service>warmup</service>
</inbound-services>
</appengine-web-app>

31. Html
Jsp http://
<img …
/{pageName}.gif
img
http
://.
../p
age
Nam
e.gi
f PV GAE
Mixi
gif
GAE
PV

33. key = Datastore.createKey(modelClass, keyName);

35. 12341
12342
12345 12343
12346 12344
12347
ABC_12311
ABC_12312
45
ABC_123
DEF_12321
DEF_12346 DEF_12322
GHI_12347
GHI_12331
GHI_12332

39. Slim3 on Google App
Engine for Java
( , )
( )