courseserviceimpl.java

本程序所写的排课

package com.briup.service.impl;

import static com.briup.common.HibernateSessionFactory.getSession;

import java.util.ArrayList;
import java.util.List;
import java.util.Set;

import org.hibernate.Session;
import org.hibernate.Transaction;

import com.briup.bean.Classroom;
import com.briup.bean.Course;
import com.briup.bean.Deploy;
import com.briup.bean.SC;
import com.briup.common.BeanFactory;
import com.briup.common.exception.CourseServiceException;
import com.briup.dao.impl.CourseDaoImpl;
import com.briup.service.ICourseService;

public class CourseServiceImpl implements ICourseService{

	public List<Deploy> lookupCourse() throws CourseServiceException{
		
		CourseDaoImpl courseDao = (CourseDaoImpl)BeanFactory.getBean(BeanFactory.COURSEDAOIMPL);
		List<Deploy> list = null;
		try {
			list = courseDao.findAllDeploy();
		} catch (Exception e) {
			// TODO Auto-generated catch block
			e.printStackTrace();
		}
		return list;
	}

	public Deploy searchCourse(Long id) throws CourseServiceException{
		// TODO Auto-generated method stub
		return null;
	}

	public Deploy searchCourse(String name) throws CourseServiceException{
		// TODO Auto-generated method stub
		return null;
	}

	public void selectCourse() throws CourseServiceException{
		// TODO Auto-generated method stub
		
	}

	public List<Course> lookupMyCourse(Long id) throws CourseServiceException {
		
//		Session session = getSession();
		CourseDaoImpl courseDao = (CourseDaoImpl)BeanFactory.getBean(BeanFactory.COURSEDAOIMPL);
		List<Course> list = new ArrayList<Course>();
		try {
			list = courseDao.lookupMyCourse(id);
		} catch (Exception e) {
			
			e.printStackTrace();
		}
		return list;
	}

	public List<Deploy> planOfCourse(List<Course> courselist, List<Classroom> roomlist) throws CourseServiceException {
		
		List<Deploy> deployList = new ArrayList<Deploy>();
		Long roomid;
		int timeid;
		for(Course course : courselist)
		{
			
			boolean flag = false;
			String[] roomTime = new String[15];
	
//			Deploy deploy = new Deploy();
//			deploy.setCourse(course);
			if(course.getPoint() == 6)
			{
				int count = 3;
				while(count != 0)
				{
					Deploy deploy = new Deploy();
					deploy.setCourse(course);
					Classroom room = new Classroom();
					roomid = Long.valueOf((long)(Math.random()*18));
					room.setId(roomid);
//					System.out.println(roomid);
					for(Deploy d : deployList)
					{
						if(d.getRoom().getId() == roomid)
						{
//							room = d.getRoom();
							roomTime[Integer.valueOf(d.getTime())] = d.getTime();
							flag = true;
//							for(int i = 0; i < roomTime.length; i++)
//							{
//								if(roomTime == null)
//								{
//									flag = true;
//									roomTime[i]=d.getTime();
//									break;
//								}
//							} 
						}
					}
					if(!flag)
					{
						timeid = (int)(Math.random()*15);
						deploy.setTime(""+timeid);
						deploy.setRoom(room);
//						System.out.println(""+room.getId());
						deployList.add(deploy);
						for(int i = 0; i < roomTime.length; i++)
						{
							roomTime[i] = null;
						}
						flag = false;
					}
					else
					{
						timeid = (int)(Math.random()*15);
						while(roomTime[timeid]!=null)
						{
							timeid=(int)(Math.random()*15);
						}
						deploy.setTime(""+timeid);
						deploy.setRoom(room);
//						System.out.println(""+room.getId());
						deployList.add(deploy);
						flag = false;
					}
					count--;
				}
			}
			else if(course.getPoint() ==4 || course.getPoint() == 3)
			{
				int count = 2;
				while(count != 0)
				{
					Deploy deploy = new Deploy();
					deploy.setCourse(course);
					Classroom room = new Classroom();
					roomid = Long.valueOf((long)(Math.random()*18));
					room.setId(roomid);
//					System.out.println(roomid);
					for(Deploy d : deployList)
					{
						if(d.getRoom().getId() == roomid)
						{
//							room = d.getRoom();
							roomTime[Integer.valueOf(d.getTime())] = d.getTime();
							flag = true;
//							for(int i = 0; i < roomTime.length; i++)
//							{
//								if(roomTime == null)
//								{
//									flag = true;
//									roomTime[i]=d.getTime();
//									break;
//								}
//							} 
						}
					}
					if(!flag)
					{
						timeid = (int)(Math.random()*15);
						deploy.setTime(""+timeid);
						deploy.setRoom(room);
//						System.out.println(""+room.getId());
						deployList.add(deploy);
						for(int i = 0; i < roomTime.length; i++)
						{
							roomTime[i] = null;
						}
						flag = false;
					}
					else
					{
						timeid = (int)(Math.random()*15);
						while(roomTime[timeid]!=null)
						{
							timeid=(int)(Math.random()*15);
						}
						deploy.setTime(""+timeid);
						deploy.setRoom(room);
//						System.out.println(""+room.getId());
						deployList.add(deploy);
						flag = false;
					}
					count--;
				}
			}
			else
			{
				Deploy deploy = new Deploy();
				deploy.setCourse(course);
				Classroom room = new Classroom();
				roomid = Long.valueOf((long)(Math.random()*18));
				room.setId(roomid);
//				System.out.println(roomid);
				for(Deploy d : deployList)
				{
					if(d.getRoom().getId() == roomid)
					{
//						room = d.getRoom();
						for(int i = 0; i < roomTime.length; i++)
						{
							roomTime[Integer.valueOf(d.getTime())] = d.getTime();
							flag = true;
//							if(roomTime == null)
//							{
//								flag = true;
//								roomTime[i]=d.getTime();
//								break;
//							}
						} 
					}
				}
				if(!flag)
				{
					timeid = (int)(Math.random()*15);
					deploy.setTime(""+timeid);
					deploy.setRoom(room);
//					System.out.println(""+room.getId());
					deployList.add(deploy);
					for(int i = 0; i < roomTime.length; i++)
					{
						roomTime[i] = null;
					}
					flag = false;
				}
				else
				{
					timeid = (int)(Math.random()*15);
					while(roomTime[timeid]!=null)
					{
						timeid=(int)(Math.random()*15);
					}
					deploy.setTime(""+timeid);
					deploy.setRoom(room);
//					System.out.println(""+room.getId());
					deployList.add(deploy);
					flag = false;
				}
			}
		}
		return deployList;
	}

	public List<Classroom> listAllClassroom() throws CourseServiceException {
		
		Session session = getSession();
		CourseDaoImpl courseDao = (CourseDaoImpl)BeanFactory.getBean(BeanFactory.COURSEDAOIMPL);
		List<Classroom> list = new ArrayList<Classroom>();
		try {
			list = courseDao.findAllClassroom();
			for(Classroom room : list)
			{
				System.out.println("room:\t"+room);
			}
		} catch (Exception e) {
			// TODO Auto-generated catch block
			e.printStackTrace();
		}
		session.close();
		return list;
	}

	public List<Course> listAllCourse() throws CourseServiceException {
		
		Session session = getSession();
		CourseDaoImpl courseDao = (CourseDaoImpl)BeanFactory.getBean(BeanFactory.COURSEDAOIMPL);
		List<Course> list = new ArrayList<Course>();
		try {
			list = courseDao.findAllCourse();
		} catch (Exception e) {
			// TODO Auto-generated catch block
			e.printStackTrace();
		}
		session.close();
		return list;
	}
	
	public List<Deploy> transDeploy(List<Deploy> deployList, List<Classroom> roomList)
	{
		Long i = new Long(1);
		List<Deploy> list = new ArrayList<Deploy>();
		for(Deploy deploy : deployList)
		{
			deploy.setId(i++);
			Long roomid = deploy.getRoom().getId()+1;
			for(Classroom room : roomList)
			{
				if(room.getId().equals(roomid))
				{
					deploy.setRoom(room);
					break;
				}
			}
			String time = deploy.getTime();
			int timeint = Integer.parseInt(time)/3;
			switch(timeint)
			{
			case 0:
				deploy.setTime("星期一");
				break;
			case 1:
				deploy.setTime("星期二");
				break;
			case 2:
				deploy.setTime("星期三");
				break;
			case 3:
				deploy.setTime("星期四");
				break;
			case 4:
				deploy.setTime("星期五");
				break;
			case 5:
				deploy.setTime("");
				break;
			default:
				deploy.setTime("");
				break;
			}
			int timedec = Integer.parseInt(time)%3;
			switch(timedec)
			{
			case 0:
				deploy.setTime(deploy.getTime()+"第一节");
				break;
			case 1:
				deploy.setTime(deploy.getTime()+"第二节");
				break;
			case 2:
				deploy.setTime(deploy.getTime()+"第三节");
				break;
			default:
				break;
			}
			list.add(deploy);
		}
		return list;
	}

	public void saveSC(Set<SC> scSet) throws CourseServiceException {
		
		Session session = getSession();
		Transaction trans = session.beginTransaction();
		CourseDaoImpl courseDao = (CourseDaoImpl)BeanFactory.getBean(BeanFactory.COURSEDAOIMPL);
		try {
			courseDao.saveSC(scSet);
			trans.commit();
		} catch (Exception e) {
			// TODO Auto-generated catch block
			e.printStackTrace();
			trans.rollback();
			throw new CourseServiceException("提交失败！请稍后再选！");
		}
		session.close();
	}
}