[root@~]# yum whatprovides  javaws

Loaded plugins: product-id, subscription-manager

This system is not registered to Red Hat Subscription Management. You can use subscription-manager to register.

icedtea-web-1.4.1-0.el6.x86_64 : Additional Java components for OpenJDK - Java browser plug-in and Web Start implementation

Repo        : localyum

Matched from:

Other       : javaws

[root@~]# yum install icedtea-web

[root@~]# which javaws

/usr/bin/javaws