addclasses.java

本系统是用struts编写的高校学生选课和成绩管理系统

package com.stuman.web.struts.action;

import java.io.UnsupportedEncodingException;

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 com.stuman.dao.DAOFactory;
import com.stuman.dao.ClassesDAO;
import com.stuman.domain.Classes;
import com.stuman.web.struts.form.ClassesForm;

public class AddClasses  extends Action {

	private ClassesDAO stuDao;

	public ClassesDAO getClassesDAO() {
		return DAOFactory.getInstance().createClassesDAO();
	}

	/**
	 * Method execute
	 * 
	 * @param mapping
	 * @param form
	 * @param request
	 * @param response
	 * @return ActionForward
	 */
	public ActionForward execute(ActionMapping mapping, ActionForm form,
			HttpServletRequest request, HttpServletResponse response) {

		// TODO Auto-generated method stub
		// ActionMessages errors = new ActionMessages();

		ClassesForm claForm = (ClassesForm) form;

		stuDao = this.getClassesDAO();
		
		Classes cla = new Classes();
		try {
			cla.setId( new String(claForm.getId().getBytes("ISO-8859-1"),"GB2312") );
			cla.setCourTime(claForm.getCourTime());
			cla.setRoomId(claForm.getRoomId());
			cla.setTeacher(claForm.getTeacher());
			cla.setCourse(claForm.getCourse());
			
		} catch (UnsupportedEncodingException e) {
			// TODO Auto-generated catch block
			e.printStackTrace();
		}

		if (stuDao.saveClasses(cla)) {
			return (mapping.findForward("success"));
		}

		return (mapping.getInputForward());
	}

}