File list (Check if you may need any files):
student\.classpath
.......\.project
.......\.settings\org.eclipse.jdt.core.prefs
.......\APPStu.log
.......\bin\appstu\AppStu$1.class
.......\...\......\AppStu.class
.......\...\......\model\Obj_classinfo.class
.......\...\......\.....\Obj_examkinds.class
.......\...\......\.....\Obj_gradeinfo.class
.......\...\......\.....\Obj_gradeinfo_sub.class
.......\...\......\.....\Obj_student.class
.......\...\......\.....\Obj_subject.class
.......\...\......\.....\Obj_teacher.class
.......\...\......\.....\Obj_user.class
.......\...\......\util\CommonaJdbc.class
.......\...\......\....\JdbcAdapter.class
.......\...\......\....\MenuBarEvent.class
.......\...\......\....\ProduceLsh.class
.......\...\......\....\ProduceMaxBh.class
.......\...\......\....\RetrieveObject.class
.......\...\......\....\SendFocuseAdapter.class
.......\...\......\view\AppMain$1.class
.......\...\......\....\AppMain$2.class
.......\...\......\....\AppMain$3.class
.......\...\......\....\AppMain$4.class
.......\...\......\....\AppMain.class
.......\...\......\....\JF_login.class
.......\...\......\....\JF_login_jBexit_actionAdapter.class
.......\...\......\....\JF_login_jBlogin_actionAdapter.class
.......\...\......\....\JF_login_jPasswordField1_keyAdapter.class
.......\...\......\....\JF_login_jTextField1_keyAdapter.class
.......\...\......\....\JF_view_error.class
.......\...\......\....\JF_view_error_jButton1_actionAdapter.class
.......\...\......\....\JF_view_error_jButton2_actionAdapter.class
.......\...\......\....\JF_view_gradesub.class
.......\...\......\....\JF_view_gradesub_jBadd_actionAdapter.class
.......\...\......\....\JF_view_gradesub_jBdel_actionAdapter.class
.......\...\......\....\JF_view_gradesub_jBexit_actionAdapter.class
.......\...\......\....\JF_view_gradesub_jBsave_actionAdapter.class
.......\...\......\....\JF_view_gradesub_jComboBox2_itemAdapter.class
.......\...\......\....\JF_view_gradesub_jTable1_mouseAdapter.class
.......\...\......\....\JF_view_query_grade_hz.class
.......\...\......\....\JF_view_query_grade_hz_jBexit_actionAdapter.class
.......\...\......\....\JF_view_query_grade_hz_jByes_actionAdapter.class
.......\...\......\....\JF_view_query_grade_mx.class
.......\...\......\....\JF_view_query_grade_mx_jBexit_actionAdapter.class
.......\...\......\....\JF_view_query_grade_mx_jByes_actionAdapter.class
.......\...\......\....\JF_view_query_jbqk.class
.......\...\......\....\JF_view_query_jbqk_jBexit_actionAdapter.class
.......\...\......\....\JF_view_query_jbqk_jByes_actionAdapter.class
.......\...\......\....\JF_view_query_jbqk_jComboBox1_itemAdapter.class
.......\...\......\....\JF_view_query_jbqk_jComboBox2_itemAdapter.class
.......\...\......\....\JF_view_query_jbqk_jComboBox3_itemAdapter.class
.......\...\......\....\JF_view_query_jbqk_jTextField1_keyAdapter.class
.......\...\......\....\JF_view_student.class
.......\...\......\....\JF_view_student_jBadd_actionAdapter.class
.......\...\......\....\JF_view_student_jBdel_actionAdapter.class
.......\...\......\....\JF_view_student_jBexit_actionAdapter.class
.......\...\......\....\JF_view_student_jBrefresh_actionAdapter.class
.......\...\......\....\JF_view_student_jBsave_actionAdapter.class
.......\...\......\....\JF_view_student_jComboBox1_itemAdapter.class
.......\...\......\....\JF_view_student_jComboBox2_itemAdapter.class
.......\...\......\....\JF_view_student_jTable1_mouseAdapter.class
.......\...\......\....\JF_view_sysset.class
.......\...\......\....\JF_view_sysset_class.class
.......\...\......\....\JF_view_sysset_class_jBadd_actionAdapter.class
.......\...\......\....\JF_view_sysset_class_jBdel_actionAdapter.class
.......\...\......\....\JF_view_sysset_class_jBexit_actionAdapter.class
.......\...\......\....\JF_view_sysset_class_jButton3_actionAdapter.class
.......\...\......\....\JF_view_sysset_class_jComboBox1_itemAdapter.class
.......\...\......\....\JF_view_sysset_class_jTable1_mouseAdapter.class
.......\...\......\....\JF_view_sysset_examkinds.class
.......\...\......\....\JF_view_sysset_examkinds_jBadd_actionAdapter.class
.......\...\......\....\JF_