问题
It seems the robot.pressKey(KeyEvent.VK_A) could only type 'A'. How can I type the lower letter 'a' then?
回答1:
robot.pressKey(KeyEvent.VK_A) press the keyboard key A which is a lower 'a' without pressing Shift.
回答2:
The question section will help you in this: How to make the Java.awt.Robot type unicode characters? (Is it possible?)
(if you're satisfied with ascii chars)
来源：https://stackoverflow.com/questions/8530615/how-to-type-a-using-robot-presskey