FirstAction.java
上传用户:jishiqi_cj
上传日期:2022-08-08
资源大小:24765k
文件大小:2k
- package StudyCourse;
- import javax.sql.DataSource;
- import java.sql.Connection;
- import javax.servlet.ServletContext;
- import javax.servlet.http.HttpServletRequest;
- import javax.servlet.http.HttpServletResponse;
- import javax.servlet.http.HttpSession;
- import org.apache.struts.action.Action;
- import org.apache.struts.action.ActionForm;
- import org.apache.struts.action.ActionForward;
- import org.apache.struts.action.ActionMapping;
- import org.apache.struts.action.ActionMessage;
- import org.apache.struts.action.ActionMessages;
- import java.util.Vector;
- import org.apache.struts.action.DynaActionForm;
- public final class FirstAction extends Action{
- public ActionForward execute(
- ActionMapping mapping,
- ActionForm form,
- HttpServletRequest request,
- HttpServletResponse response) throws Exception {
-
- DynaActionForm courseTypeIdForm = (DynaActionForm) form;
- Integer courseTypeId = (Integer)courseTypeIdForm.get("courseTypeId");
-
- ServletContext context = servlet.getServletContext();
- DataSource dataSource = (DataSource)context.getAttribute(Constants.DATASOURCE_KEY);
- DB db = new DB(dataSource);
-
- int iTypeId=0;
- if (courseTypeId!=null){
- iTypeId= courseTypeId.intValue();
- }
- else{
- iTypeId = CourseType.GetFirstCourseType(db);
- }
-
- Vector courseList = new Vector();
- HttpSession session = request.getSession();
-
- // String PageForward;
- // ActionMessages errors = new ActionMessages();
-
- session.setAttribute(Constants.COURSE_TYPE_LIST_KEY,CourseType.SearchCourseType(db));
-
- courseList = Course.SearchCourse(db,iTypeId,"","");
- session.setAttribute(Constants.COURSE_LIST_KEY,courseList);
-
- db.close();
- return (mapping.findForward("toCourseMain"));
- }
- }