编译错误，如何解决？

Question

函数名字错误！如windowClosed  ，第一个单词首字母小写，其它单词首字母大写

Answer 1

Method Summary
void windowActivated(WindowEvent e) 
void windowClosed(WindowEvent e) 
void windowClosing(WindowEvent e) 
void windowDeactivated(WindowEvent e) 
void windowDeiconified(WindowEvent e) 
void windowIconified(WindowEvent e) 
void windowOpened(WindowEvent e)

Answer 2

public void WindowClosing(WindowEvent e)应该改成public void windowClosing(WindowEvent e)=================注意大小写