資源簡介
在開發網絡在線考試系統時,需要具備下面的軟件環境:
a) 操作系統:Windows8.1。
b) Web服務器:Tomcat7.0。
c) Java開發包:JDK1.7。
d) 開發工具:myeclipse2015。
e) 數據庫:MySQL及其圖形化管理工具SQLyog。
f) 瀏覽器:火狐游覽器。

代碼片段和文件信息
package?com.wgh.action;
import?java.util.List;
import?javax.servlet.http.*;
import?org.apache.struts.action.*;
import?com.wgh.actionForm.LessonForm;
import?com.wgh.dao.LessonDAO;
public?class?Lesson?extends?Action?{
private?LessonDAO?lessonDAO?=?null;
public?Lesson()?{
this.lessonDAO?=?new?LessonDAO();
}
public?ActionForward?execute(ActionMapping?mapping?ActionForm?form
HttpServletRequest?request?HttpServletResponse?response)?{
String?action?=?request.getParameter(“action“);
System.out.println(“獲取的查詢字符串:“?+?action);
if?(action?==?null?||?““.equals(action))?{
return?mapping.findForward(“error“);
}?else?if?(“lessonQuery“.equals(action))?{
return?lessonQuery(mapping?form?request?response);
}?else?if?(“lessonAdd“.equals(action))?{
return?lessonAdd(mapping?form?request?response);
}?else?if?(“lessonDel“.equals(action))?{
return?lessonDel(mapping?form?request?response);
}else?if(“selectLesson“.equals(action)){
return?selectLesson(mapping?form?request?response);
}else?if(“ready“.equals(action)){
return?ready(mapping?form?request?response);
}
request.setAttribute(“error“?“操作失敗!“);
return?mapping.findForward(“error“);
}
//?查詢課程信息
private?ActionForward?lessonQuery(ActionMapping?mapping?ActionForm?form
HttpServletRequest?request?HttpServletResponse?response)?{
request.setAttribute(“lessonQuery“?lessonDAO.query(0));
return?mapping.findForward(“lessonQuery“);
}
//?添加課程
private?ActionForward?lessonAdd(ActionMapping?mapping?ActionForm?form
HttpServletRequest?request?HttpServletResponse?response)?{
LessonForm?lessonForm?=?(LessonForm)?form;
int?ret?=?lessonDAO.insert(lessonForm);
System.out.println(“返回值ret:“?+?ret);
if?(ret?==?1)?{
return?mapping.findForward(“lessonAdd“);
}?else?if?(ret?==?2)?{
request.setAttribute(“error“?“該課程已經添加!“);
return?mapping.findForward(“error“);
}?else?{
request.setAttribute(“error“?“添加課程失敗!“);
return?mapping.findForward(“error“);
}
}
//?刪除課程
private?ActionForward?lessonDel(ActionMapping?mapping?ActionForm?form
HttpServletRequest?request?HttpServletResponse?response)?{
LessonForm?lessonForm?=?(LessonForm)?form;
int?ret?=?lessonDAO.delete(lessonForm);
if?(ret?==?0)?{
request.setAttribute(“error“?“刪除課程失敗!“);
return?mapping.findForward(“error“);
}?else?{
return?mapping.findForward(“lessonDel“);
}
}
//在線考試時選擇課程
private?ActionForward?selectLesson(ActionMapping?mapping?ActionForm?form
HttpServletRequest?request?HttpServletResponse?response)?{?
HttpSession?session?=?request.getSession();
String?stu=session.getAttribute(“student“).toString(); //獲取準考證號
List?list=lessonDAO.query(stu); //查詢包括考試題目的課程列表,但不包括已經考過的科目
if(list.size()<1){
return?mapping.findForward(“noenLesson“);
}else{
request.setAttribute(“lessonList“list);
return?mapping.findForward(“selectLesson“);
}
}
//準備考試
?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----
?????目錄???????????0??2018-12-25?13:34??基于web在線考試\
?????文件????????5726??2015-12-16?11:07??基于web在線考試\db_kaoshi.sql
?????目錄???????????0??2015-12-16?17:43??基于web在線考試\Kaoshi\
?????文件?????????586??2015-12-16?17:14??基于web在線考試\Kaoshi\.classpath
?????文件????????1037??2013-08-02?10:02??基于web在線考試\Kaoshi\.project
?????目錄???????????0??2015-12-16?17:43??基于web在線考試\Kaoshi\.settings\
?????文件?????????503??2013-08-02?10:02??基于web在線考試\Kaoshi\.settings\.jsdtscope
?????文件??????????76??2015-12-15?16:17??基于web在線考試\Kaoshi\.settings\com.genuitec.eclipse.migration.prefs
?????文件?????????395??2013-08-02?10:02??基于web在線考試\Kaoshi\.settings\org.eclipse.jdt.core.prefs
?????文件?????????442??2013-08-02?10:02??基于web在線考試\Kaoshi\.settings\org.eclipse.wst.common.component
?????文件?????????305??2015-12-16?17:04??基于web在線考試\Kaoshi\.settings\org.eclipse.wst.common.project.facet.core.xm
?????文件??????????49??2013-08-02?10:02??基于web在線考試\Kaoshi\.settings\org.eclipse.wst.jsdt.ui.superType.container
?????文件???????????6??2013-08-02?10:02??基于web在線考試\Kaoshi\.settings\org.eclipse.wst.jsdt.ui.superType.name
?????目錄???????????0??2015-12-16?17:43??基于web在線考試\Kaoshi\build\
?????目錄???????????0??2015-12-16?17:43??基于web在線考試\Kaoshi\build\classes\
?????目錄???????????0??2015-12-16?17:43??基于web在線考試\Kaoshi\build\classes\com\
?????文件?????????112??2015-12-15?16:19??基于web在線考試\Kaoshi\build\classes\com\connDB.properties
?????目錄???????????0??2015-12-16?17:43??基于web在線考試\Kaoshi\build\classes\com\wgh\
?????目錄???????????0??2015-12-16?17:43??基于web在線考試\Kaoshi\build\classes\com\wgh\action\
?????目錄???????????0??2015-12-16?17:43??基于web在線考試\Kaoshi\build\classes\com\wgh\actionForm\
?????文件????????1320??2015-12-16?17:14??基于web在線考試\Kaoshi\build\classes\com\wgh\actionForm\LessonForm.class
?????文件????????1125??2015-12-16?17:14??基于web在線考試\Kaoshi\build\classes\com\wgh\actionForm\ManagerForm.class
?????文件?????????599??2015-12-16?17:14??基于web在線考試\Kaoshi\build\classes\com\wgh\actionForm\MoreSelect.class
?????文件?????????771??2015-12-16?17:14??基于web在線考試\Kaoshi\build\classes\com\wgh\actionForm\QueryResultIfForm.class
?????文件????????4814??2015-12-16?17:14??基于web在線考試\Kaoshi\build\classes\com\wgh\actionForm\QuestionsForm.class
?????文件????????2622??2015-12-16?17:14??基于web在線考試\Kaoshi\build\classes\com\wgh\actionForm\StudentForm.class
?????文件????????1808??2015-12-16?17:14??基于web在線考試\Kaoshi\build\classes\com\wgh\actionForm\StuResultForm.class
?????文件????????1720??2015-12-16?17:14??基于web在線考試\Kaoshi\build\classes\com\wgh\actionForm\TaoTiForm.class
?????文件????????3975??2015-12-16?17:14??基于web在線考試\Kaoshi\build\classes\com\wgh\action\Lesson.class
?????文件????????4326??2015-12-16?17:14??基于web在線考試\Kaoshi\build\classes\com\wgh\action\Manager.class
?????文件????????4145??2015-12-16?17:14??基于web在線考試\Kaoshi\build\classes\com\wgh\action\Questions.class
............此處省略172個文件信息
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