addstudentaction.java

菲律宾的一个大学的图书管理系统 spring+hibernate+velocity

//Created by MyEclipse Struts
// XSL source (default): platform:/plugin/com.genuitec.eclipse.cross.easystruts.eclipse_3.8.4/xslt/JavaClass.xsl

package biz.bluesky.pts.action;

import java.util.List;

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

import org.apache.struts.action.ActionForm;
import org.apache.struts.action.ActionForward;
import org.apache.struts.action.ActionMapping;

import biz.bluesky.pts.model.TClass;
import biz.bluesky.pts.model.TRole;
import biz.bluesky.pts.model.TSchool;
import biz.bluesky.pts.model.*;
import biz.bluesky.pts.service.IClassService;
import biz.bluesky.pts.service.IRoleService;
import biz.bluesky.pts.service.ISchoolService;
import biz.bluesky.pts.service.IStudentService;
import biz.bluesky.pts.service.ITeacherService;
import biz.bluesky.pts.util.ErrorCode;

/** 
 * MyEclipse Struts
 * Creation date: 05-18-2005
 * 
 * XDoclet definition:
 * @struts:action scope="request" validate="true"
 */
public class AddStudentAction extends BaseAction {

	// --------------------------------------------------------- Instance Variables

	// --------------------------------------------------------- Methods

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

		IClassService classService =(IClassService)getServiceBean("ClassService");
		ISchoolService schoolService =(ISchoolService)getServiceBean("SchoolService");
		IStudentService studentService = (IStudentService)getServiceBean("StudentService");
		
		int schoolId =Integer.parseInt(request.getParameter("schoolId"));
		int classId =Integer.parseInt(request.getParameter("classId"));
		TClass aclass =classService.findClass(classId);
		TSchool school =schoolService.findSchool(schoolId);
		int retcode;
		
		String mode =(String)request.getParameter("mode");
		String name = (String)request.getParameter("name").trim();
		String email = (String)request.getParameter("email");
		String ic = (String)request.getParameter("ic");
		String password = (String)request.getParameter("password");		
		int index =Integer.parseInt(request.getParameter("index"));
		TStudent student;
		if(mode.equals("add")){
		    student = new TStudent();
		}else{
			int studentId =Integer.parseInt(request.getParameter("studentId"));
			student = studentService.findStudent(studentId);
		}
		student.setClassId(classId);
		student.setIc(ic);
		student.setIndex(index);
		student.setName(name);
		student.setParentemail(email);
		student.setPassword(password);
		
		

		if(mode.equals("modify")){
			retcode = studentService.saveStudent(student);
		}else{		
			retcode = studentService.saveStudent(student);
		}
				
		if(retcode==ErrorCode.ERR_UNDISCOVERED){
			if(mode.equals("add")){
				request.setAttribute("success","<script language=javascript>function window.onload(){alert('Create student["+name+"] successful.');window.location.href='findClasses.do?schoolId="+schoolId+"&classId="+classId+"';}</script>");
				
			}else{
				request.setAttribute("success","<script language=javascript>function window.onload(){alert('Modify student["+name+"] successful.');window.location.href='findClasses.do?schoolId="+schoolId+"&classId="+classId+"';}</script>");
				return mapping.findForward("success");
			}
			
		}else{
			String msg = ErrorCode.getErrorMessage(retcode);
			if(msg==""){
				msg="The system encountered an internal error.";
			}
			request.setAttribute("error",msg);
			return mapping.findForward("error");
		}			


	    return mapping.findForward("success");
	}
 
}