JDK 7 – Language Changes and others

JDK 7
–

Language Changes

( and other goodies)

The wait is nearly over

Wellington JUG

16 March 2011


Bruce Chapman

JSR334 Expert Group Member


JDK 7 Schedule

•
2 years to open source JDK

•
1 year to transition to Oracle

•
18 months of improvements

•
12 April
–

ramp down P1
-
P3 bugs only

•
28 April
–

API ‘freeze’
-

showstoppers only

•
11 May
–

all targeted bugs addressed

•
18 May
–

bug ‘freeze’
–

showstoppers only

•
2 June
–

last build

•
28 July
-

GA

Language Changes

•
Coin (JSR 334)


Other goodies

•
NIO2

–
Abstract file system

•
file://, jar:// and zip:// providers or roll your own

•
Supports all usual stuff
–

copy rename watch scan

–
Support new protocols esp TLS 2 (some platform dep)

•
Concurrency

–
Jsr166y Concurrency and collections

•
Fork / join

•
Others
–

barriers, transfer qs, thread local random number
generator

•
Unicode 6

•
Locale
–

split UI and user.

•
ECC

•
JDBC 4



More Goodies

•
Client

–
Xrender pipeline (solaris and linux)

–
Nimbus is now Default LAF

–
Transparent and shaped windows

•
WEB


–
XML stack update

–
JMX

•
agent enhanced (better transport thru firewalls)

•
New mbeans


More Goodies

•
Invoke Dynamic

Resources

•
Download JDK7 preview

http://jdk7.java.net/preview/

•
Download Netbeans 7 beta 2

http://download.netbeans.org/netbeans/7.0/beta2/

•
Feature List

http://openjdk.java.net/projects/jdk7/features