安装gcj
sudo apt-get install gcj-jdk2.
$ gcj --main=HelloWorld -o HelloWorld HelloWorld.java
$ ls -l |grep HelloWorld
-rwxrwxr-x 1 zhuguowei zhuguowei 16430 6月 30 17:13 HelloWorld
-rw-rw-r-- 1 zhuguowei zhuguowei 113 6月 30 16:44 HelloWorld.java
$ ./HelloWorld
Hello World参考文档:
https://gcc.gnu.org/java/gcj2.html
http://manpages.ubuntu.com/manpages/trusty/man1/gcj.1.html
