logscoreaction.java

使用struts+spring+JDBC 实现的学生选课管理系统

package bit.jeffy.action;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

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 bit.jeffy.bean.ScoreBean;
import bit.jeffy.service.SelectCourseDao;

public class LogScoreAction extends Action{
	private SelectCourseDao selectcoursedao;
	
	public ActionForward execute(ActionMapping map, ActionForm form,
			HttpServletRequest request, HttpServletResponse response) throws Exception {
		// TODO 自动生成方法存根
		ActionMessages errors = new ActionMessages();
		
		Long teacher_id = (Long)request.getSession().getAttribute("curr_tea_id");
		if(teacher_id==null){
			errors.add("fail_1",new ActionMessage("LogScoreAction.a"));
			saveErrors(request,errors);
			return (map.getInputForward());
		}
		
		String course_no = (String)((ScoreBean)form).getCourse_no();
		String xh = (String)((ScoreBean)form).getXh();
		int score = (int)((ScoreBean)form).getScore();
		course_no = new String(course_no.getBytes("ISO-8859-1"),"GB2312");
		xh = new String(xh.getBytes("ISO-8859-1"),"GB2312");
		
		ScoreBean sc = new ScoreBean();
		sc.setXh(xh);
		sc.setCourse_no(course_no);
		sc.setScore(score);
		
		if(selectcoursedao.LogScore(sc,teacher_id.longValue())){
			return (map.findForward("scoreok"));
		}else{
			errors.add("fail_2",new ActionMessage("LogScoreAction.b"));
			saveErrors(request,errors);
			return (map.getInputForward());
		}
	}
	
	public SelectCourseDao getSelectcoursedao() {
		return selectcoursedao;
	}
	public void setSelectcoursedao(SelectCourseDao selectcoursedao) {
		this.selectcoursedao = selectcoursedao;
	}

}