一表单有一"Reset"按钮,当单击它时显示confirm对话框,点"确定",清除所填内容,单击"取消",不清除所填内容,该怎么做?

Question

public void function1(){
    if ( JOptionPane.YES_OPTION == JOptionPane.showConfirmDialog(    this,
                    "Confirm?",
                    "OK",JOptionPane.YES_NO_OPTION )){
                             _reset();
                            }
                            else{
                                return;
                            }
}