/usr/share/application-registry/icedtea-netx-web-start.applications is in icedtea-netx-common 1.5.3-0ubuntu0.14.04.1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 | java-web-start
command="/usr/bin/javaws"
name=java-web-start
can_open_multiple_files=false
requires_terminal=false
mime_types=application/x-java-jnlp-file
|