Early Access builds of JDK 9 b118 & JDK 9 with Project Jigsaw, b118 (#4987) are available on java.net

Rory O'Donnell rory.odonnell at oracle.com
Wed May 18 08:53:58 UTC 2016

Hi All,

Early Access b118 <https://jdk9.java.net/download/> for JDK 9 is 
available on java.net, summary of  changes are listed here 

Early Access b118 <https://jdk9.java.net/jigsaw/> (#4913) for JDK 9 with 
Project Jigsaw is available on java.net.

JDK 9 Build 118 includes a refresh of the module system.

There are several changes in this update, JDK 9 b118 has the updated 
policy for root modules described
in JEP 261 [1]. This means that java.corba and the 6 EE modules aren't 
resolved by default and so it will
look "as if" the types in these modules have been removed. More info on 
the JDK 9 dev mailing list [2].

A change that went into JDK 9 b102 is worth mentioning:
JDK9: Remove stopThread RuntimePermission  from the default java.policy 
In previous releases, untrusted
code had the "stopThread" RuntimePermission granted by default. This 
permission allows untrusted code
to call Thread.stop(), initiating an asynchronous ThreadDeath Error, on 
threads in the same thread group.
Having a ThreadDeath Error thrown asynchronously is not something that 
trusted code should be expected
to handle gracefully. The permission is no longer granted by default.


[1] http://openjdk.java.net/jeps/261
[2] http://mail.openjdk.java.net/pipermail/jdk9-dev/2016-May/004309.html

Rgds,Rory O'Donnell
Quality Engineering Manager
Oracle EMEA, Dublin,Ireland

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