D:\IBM>java PublicExample "This is a test!"

Start generating RSA key
Finish generating RSA key

BouncyCastle Security Provider v1.12

Start encryption
Finish encryption:
Ajsd843*342l,AD;LKJL;1!*AD(XLKASD498asdjlkkKSFJHDuhpja;d(kawe#kjalfcas,
.asd+,1LKSDJf;khaouiwheyahdsl87458q9734hjfc*nuywe

Start decryption
Finish decryption:
This is a test!