Playframework meetup in tokyo held at 08/Oct/2011

1. Play!
@ikeike443
2011/10/08 Playframework In Tokyo
11 10 8

2. 11 10 8

3. @ikeike443
Jenkins
Playframework
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4. Play!
@ikeike443
2011/10/08 Playframework In Tokyo
11 10 8

5. Play
Play
Play2.0 http://www.flickr.com/photos/paulwhaleyphotography/133897626/
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6. Play ...
Java LL Web
Servlet API FW
XML FW
FW
FW
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7. 11 10 8

8. Play!
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9. Play Java
(Java EE) W3C
World Wide Web
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10. public class HelloServlet extends HttpServlet {
public void doGet (HttpServletRequest req, HttpServletResponse res) {
PrintWriter out = res.getWriter();
out.println("Hello, world!");
out.close();
}
}
<web-app xmlns="http://java.sun.com/xml/ns/j2ee" version="2.4"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http:/java.sun.com/dtd/web-app_2_3.dtd">
<servlet>
<servlet-name>hello</servlet-name>
<servlet-class>test.HelloServlet</servlet-class>
</servlet>
<servlet-mapping>
<servlet-name>hello</servlet-name>
<url-pattern>/hello</url-pattern>
</servlet-mapping>
</web-app>
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11. public class HelloServlet extends HttpServlet {
public void doGet (HttpServletRequest req, HttpServletResponse res) {
PrintWriter out = res.getWriter();
out.println("Hello, world!");
out.close();
}
}
<web-app xmlns="http://java.sun.com/xml/ns/j2ee" version="2.4"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http:/java.sun.com/dtd/web-app_2_3.dtd">
<servlet>
<servlet-name>hello</servlet-name>
<servlet-class>test.HelloServlet</servlet-class>
</servlet>
<servlet-mapping>
<servlet-name>hello</servlet-name>
<url-pattern>/hello</url-pattern>
</servlet-mapping>
</web-app>
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12. public class Hello extends Controller {
public static void index() {
render(“"Hello, world!"”);
}
}
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13. public class Hello extends Controller {
public static void index() {
render(“"Hello, world!"”);
}
}
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14. Java web
Java
Play!
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15. 11 10 8

16. 11 10 8

17. 11 10 8

18. DB
REST API
10
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19. 11 10 8

20. 11 10 8

21. Servlet
XML
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22. Play!
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23. Play
Play
Play2.0 http://www.flickr.com/photos/flotaz/2471940678/
11 10 8

24. HTTP
I/O
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25. Servlet HTTP
JPA
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26. HTTP
XML
URL
FW Javassist Byte code enhance
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27. HTTP
Servlet API Strtus Java Web
HTTP Java
API
Web HTTP
Play Java web
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28. HTTP
Servlet API Strtus Java Web
HTTP Java
API
Web HTTP
Play Java web
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29. Play FW
Play HttpSession
Controller#session Cookie
Memcached
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30. Java Web
:
?
Share Nothing PHP Ruby on Rails Django
Web
Ajax
Web HTTP
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31. Java Web
:
?
Share Nothing PHP Ruby on Rails Django
Web
Ajax
Web HTTP
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32. I/O
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33. 11 10 8

34. Netty I/O
commons-javaflow
Java
WebSocket
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35. public static void generatePDF(Long reportId) {
Promise<InputStream> pdf = new ReportAsPDFJob(report).now();
InputStream pdfStream = await(pdf);
renderBinary(pdfStream);
}
public static void generateLargeCSV() {
CSVGenerator generator = new CSVGenerator();
response.contentType = "text/csv";
while(generator.hasMoreData()) {
String someCsvData = await(generator.nextDataChunk());
response.writeChunk(someCsvData);
}
}
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36. I/O node.js
... Groovy...
http://www.subbu.org/blog/2011/03/nodejs-vs-play-for-front-end-apps
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37. 11 10 8

38. play.lib.F
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39. public class AsyncTest extends Controller
{
public static void gotchas()
{
params.put("foo", "bar");
renderArgs.put("foo", "bar");
final String foo = "bar";
F.Promise<WS.HttpResponse> remoteCall1 = WS.url("http://some/data/1").getAsync();
F.Promise<WS.HttpResponse> remoteCall2 = WS.url("http://some/data/2").getAsync();
F.Promise<WS.HttpResponse> remoteCall3 = WS.url("http://some/data/3").getAsync();
F.Promise<List<WS.HttpResponse>> promises =
F.Promise.waitAll(remoteCall1, remoteCall2, remoteCall3);
await(promises, new F.Action<List<WS.HttpResponse>>() // request suspended here
{
public void invoke(List<WS.HttpResponse> httpResponses)
{
System.out.println(params.get("foo"));
System.out.println(renderArgs.get("foo"));
System.out.println(foo);
render(httpResponses);
}
});
System.out.println("End"); // never called
}
}
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40. public static void echo() {
while(inbound.isOpen()) {
WebSocketEvent e = await(inbound.nextEvent());
for(String quit: TextFrame.and(Equals("quit")).match(e)) {
outbound.send("Bye!");
disconnect();
}
for(String msg: TextFrame.match(e)) {
outbound.send("Echo: %s", frame.textData);
}
for(WebSocketClose closed: SocketClosed.match(e)) {
Logger.info("Socket closed!");
}
}
}
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41. 11 10 8

42. JavaEE
…
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43. War
war
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44. 11 10 8

45. HTTP
I/O
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46. Play
Play
Play2.0
http://www.flickr.com/photos/dbrekke/276119940/
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47. 11 10 8

48. 11 10 8

49. TypeSafe
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50. https://twitter.com/#!/jboner/status/69394808044654593
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51. 11 10 8

52. Digg
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53. http://about.digg.com/blog/awacs
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54. 11 10 8

55. gurdian.co.uk
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56. http://www.infoq.com/articles/guardian_scala
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57. 11 10 8

58. Klout
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59. 11 10 8

60. Play+Scala
@_feripera
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61. @_felipera
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62. @_felipera
Accenture (US)
Verizon
Fannie Mae
Freddie Mac
Foreclosure.com
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63. @_felipera
Accenture (US)
Verizon
Fannie Mae
Accenture, Verizon, Fannie Mae, Freddie
Freddie Mac Mac, Foreclosure.com. Other places I
deployed Play at.
Foreclosure.com
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64. @_felipera
Play, Scala, RabbitMQ, ElasticSearch,
Accenture (US) Hadoop, HBase, Oozie, Flume, etc are all
part of Klout's stack.
Verizon
Fannie Mae
Accenture, Verizon, Fannie Mae, Freddie
Freddie Mac Mac, Foreclosure.com. Other places I
deployed Play at.
Foreclosure.com
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65. Play
Play
Play2.0 http://www.flickr.com/photos/lwr/168151244/
11 10 8

66. Scala Coffeescript
Akka Elastic Search (lucene)
MongoDB, Morphia VHost
Redis PaaS
SASS, SCSS
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67. Scala, Akka
Scala
Play!
Akka (Akka support
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68. MongoDB, Redis
KVS MongoDB, Redis
MongoDB Morphia
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69. SASS, SCSS
CSS SASS, SCSS
Play SASS
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70. CoffeeScript
Javascript
Javascript
Rails3.1
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71. Elastic Search (lucene)
lucene
Simple search lucene
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72. VHost
Play Virtual Host
SaaS
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73. Play
Play
Play2.0 http://www.flickr.com/photos/jim_rafferty_uk/365164119/
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74. 2
PaaS
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75. Unix, Linux, MacOSX, Windows
JDK5 + Python2.6
Win JDK OK
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76. PaaS
Heroku
PlayApps.net
Cloudbees
Cloudfoundry
Google AppEngine
DotCloud
Amazon Beanstalk
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77. PaaS
Heroku
PlayApps.net
Cloudbees
Cloudfoundry
Google AppEngine
DotCloud
Amazon Beanstalk
11 10 8

78. PaaS
Heroku
PlayApps.net
Cloudbees
Cloudfoundry
Google AppEngine
DotCloud
Amazon Beanstalk
11 10 8

79. PaaS
Heroku
PlayApps.net
Cloudbees
Cloudfoundry
Google AppEngine
war
DotCloud
Amazon Beanstalk
11 10 8

80. PaaS
Heroku
PlayApps.net
Cloudbees
Cloudfoundry
Google AppEngine
war
DotCloud
Amazon Beanstalk
11 10 8

81. 1.x
Play!
http://www.flickr.com/photos/funkimag/5397995349/
11 10 8

82. Play
Play
Play2.0 http://www.flickr.com/photos/alphadesigner/3833696256/
11 10 8

83. 11 10 8

84. Scala
SBT Python
Scala Groovy
Akka
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85. Preview
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86. …
Play!
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87. 11 10 8