libecj-java-gcj software package provides Eclipse Java compiler (native library), 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 libecj-java-gcj
libecj-java-gcj is installed in your system.
Make ensure the libecj-java-gcj package were installed using the commands given below,
$ sudo dpkg-query -l | grep libecj-java-gcj *
You will get with libecj-java-gcj package name, version, architecture and description in a table
| Distro | Debian 7 wheezy |
| Section | Java |
| Package | libecj-java-gcj |
| Version | 3.5.1-3+b1 [armhf, s390x], 3.5 |
| Description | Eclipse Java compiler (native library) |
| Sub Section | Java |