icedtea-7-plugin software package provides web browser plugin based on OpenJDK and IcedTea to execute Java applets, you can install in your Debian 7 (Wheezy) by running the commands given below on the terminal,
$ sudo apt-get update $ sudo apt-get install icedtea-7-plugin
icedtea-7-plugin is installed in your system.
Make ensure the icedtea-7-plugin package were installed using the commands given below,
$ sudo dpkg-query -l | grep icedtea-7-plugin *
You will get with icedtea-7-plugin package name, version, architecture and description in a table
| Distro | Debian 7 wheezy |
| Section | X Window System software |
| Package | icedtea-7-plugin |
| Version | 1.4-3~deb7u3 [amd64, armel, ar |
| Description | web browser plugin based on OpenJDK and IcedTea to execute Java applets |
| Sub Section | x11 |