src/com/service/CourseService.java

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package com.service;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;
import java.util.List;
import com.dao.CourseDao;
import com.entity.Course;
@Service
public class   CourseService {
 	@Autowired
	private CourseDao courseDao;

 	public boolean add(Course course) 
 	{
		return courseDao.insert(course) > 0;
	}
	public List<Course> getList(String where,int page, int size) 
	{
		return courseDao.getList(where,size*(page-1), size);
	}
	public boolean delete(int id) 
	{
		return courseDao.deleteByPrimaryKey(id) > 0;
	}
	public int getTotal(String where)
	{
 		return courseDao.getTotal(where);
	}
	public Course selectBycourse(Course course) 
 	{
		Course course1=courseDao.selectBycourse(course);
		return course1;
	}
	public boolean update(Course course) 
 	{
		return courseDao.updateByPrimaryKeySelective(course) > 0;
	}


}