WebLogic Server 12c is Java SE 7 Java EE 6 Readiness

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1 July 12, 2012 Java EE developer s report HASUNUMA Kenji Vice president of GlassFish Japan Users Group k.hasunuma@miracle.ocn.ne.jp

2 WebLogic Server 12c is Java SE 7 Java EE 6 Readiness

3 Running WebLogic on JDK7 Aim at HotRockit

4 Java SE 7 Update 4 Java SE 6 Mac OS X JRockit

5 Project HotRockit

6 HotSpot JRockit HotSpot

7 JIT

8 JIT

9 HotSpot VM JRockit VM

11 Sun HotSpot VM Eden Survive Survive Old Permanent New Old Heap Permanent BEA JRockit VM Nursery Old New Old Heap

12 Oracle HotSpot VM (HotRockit) Eden Survive Survive Old New Old Heap BEA JRockit VM Nursery Old New Old Heap

14 HotSpot VM JRockit VM Parallel GC Parallel GC Parallel Old GC Parallel GC Concurrent GC Concurrent GC Garbage First GC Deterministic GC Mostly Concurrent GC Deterministic GC

15 JDK7 Update 4 HotSpot v23 First Preview of HotRockit

16 HotRockit jcmd Java Flight Recorder New JMX Agent (MBean)

17 jcmd (ex. jrcmd)

18 JRockit jrcmd HotSpot jcmd <pid> <command...>

19 jcmd/jrcmd (1/2) jcmd ManagementAgent.stop ManagementAgent.start_local ManagementAgent.start Thread.print GC.class_histogram GC.heap_dump GC.run_finalization GC.run help jrcmd kill_management_server start_management_server local start_management_server remote print_threads print_object_summary hprofdump runfinalization runsystemgc help

20 jcmd/jrcmd (2/2) jcmd jrcmd VM.uptime timestamp VM.flags list_vmflags VM.system_properties print_properties VM.command_line command_line VM.version version VM.commercial_features ---- JFR.stop stop_flightrecording JFR.start start_flightrecording JFR.dump dump_flightrecording JFR.check check_flightrecording

21 Java Flight Recorder (ex. JRockit Flight Recorder)

22 HotSpot JRockit Flight Recorder JRockit Mission Control

23 -XX:+UnlockCommercialFeatures -XX:+FlightRecorder jcmd JFR.*

24 New JMX Agent (MBean)

25 JRockitMBean HotSpot JRockit Mission Control VisualVM

29 New features of Java SE 7

30 Java SE 7 JSR 336 Spec Lead: Mark Reinhold

32 [VM] JSR 292: Support for dynamically-typed languages (InvokeDynamic) [VM] JSR 202: Strict class-file checking [Lang] JSR 334: Small language enhancements (Project Coin) [Core] Upgrade class-loader architecture [Core] Method to close a URLClassLoader [Core] JSR 166y: Concurrency and collections updates (fork/join framework) [I18N] Unicode 6.0 [I18N] Locale enhancement - IETF BCP 47, UTR 35

33 [I18N] Separate user locale and user-interface locale [I/O] JSR 203: More new I/O APIs for the Java platform (NIO.2) [I/O] TLS RFC 5246 [DB] JSR 221: JDBC 4.1 [Client] Create new platform APIs for 6u10 graphics features [Client] Nimbus look-and-feel for Swing [Client] Swing JLayer component [Web] Upgrade the XML stack - JAXP (JSR 206), JAXB (JSR 222) and JAX-WS (JSR 224)

34 More New I/O (NIO.2) Project Coin

35 More new I/O (a.k.a. NIO.2) JSR 203 Spec Lead: Alan Bateman

43 Project Coin JSR 334 Spec Lead: Joseph Joe Darcy

46 // try-with-resources try (BufferedReader reader = Files.newBufferedReader( Paths.get("C:", "Windows", "win.ini"), Charset.defaultCharset()) ) { while (reader.ready()) { System.out.println(reader.readLine()); } } catch (IOException e) { e.printstacktrace(); } reader.close() finally

47 // multi-catch // Paths NIO.2 try { DocumentBuilderFactory factory = DocumentBuilderFactory.newInstance(); DocumentBuilder builder = factory.newdocumentbuilder(); Document document = builder.parse( Paths.get("C:", "eclipse", "artifacts.xml").tofile()); System.out.println( document.getdocumentelement().getnodename()); } catch (ParserConfigurationException SAXException IOException e ) { e.printstacktrace(); }

48 // // // ParserConfigurationException, SAXException, IOException try { DocumentBuilderFactory factory = DocumentBuilderFactory.newInstance(); DocumentBuilder builder = factory.newdocumentbuilder(); Document document = builder.parse( Paths.get("C:", "eclipse", "artifacts.xml").tofile()); System.out.println( document.getdocumentelement().getnodename()); } catch (final Exception e) { } throw e; Exception

49 Java SE 6 List<String> strings = new ArrayList<String>(); Java SE 7 List<String> strings = new ArrayList<>();

50 // switch switch (crossroad) { case "ABLE": // System.out.println("ABLE test was done in July 1st, 1946."); break; case "BAKER": System.out.println("BAKER test was done in July 25th, 1946."); break; case "CHARLIE": System.out.println("CHARLIE test is cancelled."); break; default: System.out.println("N/A"); break; }

51 1_200_000, 0xff_99_66 0b1000, 0B b1000_0100_0110_0011

52 Project Coin Java

53 WebLogic powered by Java EE 6

54 Java EE 6 JSR 316 Spec Lead: Bill Shannon, Roberto Chinnici

60 JAX-RS 1.1 JSR 311 Spec Lead: Marc Hadley, Paul Santoz

61 REST URI Web REST SOAP

65 HTML5 & JavaScript

66 EJB 3.1 JSR 318 Spec Lead: Kenneth Ken Saks

68 @Stateless, WAR

69 JPA 2.0 JSR 317 Spec Lead: Linda DeMichiel

72 JDBC (L1/L2)

73 JDBC executeupdatejdbc SQL DB

74 JPA DB

75 CDI 1.0 JSR 299 Spec Lead: Gavin King

81 Java SE 7/Java EE 6

82 Java SE 7/Java EE 6

83 Java EE Developer s report HASUNUMA Kenji July 12, 2012 #wlstudy

PowerPoint Presentation

PowerPoint Presentation 第 68 回夜な夜な! なにわオラクル塾 JavaSE / JDK 最新情報! Project HotRockit 日本オラクル株式会社 2011 年 9 月 28 日以下の事項は弊社の一般的な製品の方向性に関する概要を説明するものですまた情報提供を唯一の目的とするものでありいかなる契約