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import java.awt.AWTException;
import java.awt.Robot;
import java.awt.event.KeyEvent;

public class KeyPressExample {

    public static void main(String[] args) {
        try {
            Robot robot = new Robot();

            // 妯℃嫙鎸変笅鍜岄噴鏀鹃敭
            robot.keyPress(KeyEvent.VK_A);
            robot.keyRelease(KeyEvent.VK_A);

            // 鑾峰彇鎸変笅鐨勯敭
            int keyCode = KeyEvent.VK_A;
            System.out.println("Key pressed: " + KeyEvent.getKeyText(keyCode));

        } catch (AWTException e) {
            e.printStackTrace();
        }
    }
}

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