> On Feb 4, 2016, at 5:05 PM, David Holmes <david.hol...@oracle.com> wrote:
> 
> Java hasn't needed a public signal handling API for the last 20 years. It's 
> only getting one now because modularity is forcing us to cut-off 
> sun.misc.Signal from the few use-cases that do need it. And we now have a 
> "shell" mechanism that also wants to do some process management. This is 
> fundamentally about ctrl-C and ctrl-\ hooks because the native shells turn 
> those into signals.

As a data point, the primary use case I gathered and reported by some customers 
using sun.misc.Signal is the ability to intercept control-C.  SIGTERM, SIGKILL, 
SIGTRAP are also intercepted in addition to SIGINT [1]

Mandy
[1] http://mail.openjdk.java.net/pipermail/jigsaw-dev/2015-June/004362.html

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