adtaskaction.java

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/*
 * Generated by MyEclipse Struts
 * Template path: templates/java/JavaClass.vtl
 */
package com.yourcompany.struts.action;

import java.util.List;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import org.apache.struts.action.Action;
import org.apache.struts.action.ActionErrors;
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 com.yourcompany.struts.form.AdtaskForm;

import allBeans.Tasks;
import allBeans.Teachers;
import allDAOFactory.ITaskDAO;
import allDAOFactory.ITeacherDAO;

/** 
 * MyEclipse Struts
 * Creation date: 07-22-2008
 * 
 * XDoclet definition:
 * @struts.action path="/adtask" name="adtaskForm" input="/Administrators/adtask.jsp" scope="request" validate="true"
 */
public class AdtaskAction extends Action {
	/*
	 * Generated Methods
	 */

	/** 
	 * Method execute
	 * @param mapping
	 * @param form
	 * @param request
	 * @param response
	 * @return ActionForward
	 */
	public ActionForward execute(ActionMapping mapping, ActionForm form,
			HttpServletRequest request, HttpServletResponse response) {
		AdtaskForm adtaskForm = (AdtaskForm) form;// TODO Auto-generated method stub
		
		String ta_thid=adtaskForm.getTa_thid();//接收表单的教师工号传值
		int ta_sum=adtaskForm.getTa_sum();//接收表单的任务总量传值
		String ta_memo=adtaskForm.getTa_memo();  //接收表单的任务说明传值
		
		ITeacherDAO thdao=new ITeacherDAO();
		Teachers teacher=new Teachers();
		Tasks task=new Tasks();
		ITaskDAO tadao=new ITaskDAO();
		boolean b_error=false;
		ActionErrors errors =new ActionErrors();
		if(ta_thid==null || ta_thid.equals(""))
		{
			errors.add("ta_thid",new ActionMessage("adtask.ta_thid.wrong"));
			b_error=true;
		}
		if(ta_sum<0 ||ta_sum>100)
	    {
			errors.add("ta_sum",new ActionMessage("adtask.ta_sum.wrong"));
			b_error=true;
		}
		//检验输入的教师工号是否已经存在与教师表，若不存在则有错误
        if(!(ta_thid==null || ta_thid.equals("")))
        {
			teacher=thdao.thget(ta_thid);
			if(teacher==null)
			{
			   errors.add("adtasknotthid",new ActionMessage("adtask.thid.wrong"));
			   b_error=true;
			}
	     }
        if(!b_error)
        {
        	task=new Tasks();
    		task.setTaMemo(ta_memo);
    		task.setTaSum(ta_sum);
    		task.setTaThid(ta_thid);
    		tadao.tasaveorupdate(task);
    		
    		adtaskForm.setTa_thid("");
    		adtaskForm.setTa_sum(0);
    		adtaskForm.setTa_memo("");
        }
        else
        	this.saveErrors(request, errors);
		List list=tadao.taget();   //得到所有任务
		request.setAttribute("talist", list);
		

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