courseinfoserviceimpl.java

来自「Spring+hibernate学生在线选课系统」· Java 代码 · 共 79 行

/*
 * Created on 2006-1-21
 *
 * TODO To change the template for this generated file go to
 * Window - Preferences - Java - Code Style - Code Templates
 */
package org.mmxbb.schoolelective.service.impl;

import java.util.ArrayList;
import java.util.Date;
import java.util.Iterator;
import java.util.List;

import org.mmxbb.schoolelective.dao.CourseinfoDao;
import org.mmxbb.schoolelective.model.Courseinfo;
import org.mmxbb.schoolelective.model.ShopCartInfo;
import org.mmxbb.schoolelective.service.CourseinfoService;


/**
 * @teacher mmx
 *
 * TODO To change the template for this generated type comment go to
 * Window - Preferences - Java - Code Style - Code Templates
 */
public class CourseinfoServiceImpl implements CourseinfoService {
	  
			
	
	   private CourseinfoDao courseinfoDao;
    
	   //set Dao   在业务逻辑实现的地方要set一下用到的dao
	   public void setCourseinfoDao(CourseinfoDao courseinfoDao){
	        this.courseinfoDao = courseinfoDao;
	    }
		    
	   public List getAllCourseinfo() {
		       return courseinfoDao.findAll();
		    }
	   
       public List getSpecCourseinfo(String query){
       		   return courseinfoDao.find(query);
       }
	
	    public Courseinfo getCourseinfo(Integer id) {
		        return courseinfoDao.load(id);
		    }
		    
	    public void updateCourseinfo(Courseinfo courseinfo) {
	      
	    	courseinfoDao.update(courseinfo);
		    }
        public void deleteCourseinfo(Integer id) {
        	    courseinfoDao.delete(id);
            }
        public void createCourseinfo(Courseinfo courseinfo) {
		  //SimpleDateFormat sdf=new SimpleDateFormat("yyyy-MM-dd HH:mm:ss"); 
		  //String regdate=sdf.format(new Date());
        	    courseinfo.setRegdate(new Date());
		    	courseinfoDao.save(courseinfo);
		    }
        public boolean hasTheCourseinfo(ArrayList ls,Integer id) {
  		    Iterator it=ls.iterator();
  		    while(it.hasNext()){
  		    ShopCartInfo sci=(ShopCartInfo)it.next();	
  		    if(sci.getId().equals(id))return true;
  		    else continue;
  		    }
  		    
            return false;   	
        	
  		    }
        public List findSpecCourse(Courseinfo courseinfo){
        	
        return 	courseinfoDao.findSpecCourse(courseinfo);
        }
		 
	}