使用Linux终端运行命令的Java程序

My question is this, I am running some adb commands through the terminal. I wrote a tool; that will help make things easier. So back to the question, in order to make the command run, I have to enter a "password" on the terminal. So how do I what do I do to make the "password" part appear on a JOptionPane.showInputDialog box?My question is this, I am running some adb comm