登陸service層介面。

package com.wh.service;

import com.wh.dao.LoginDao;

public interface LoginService extends LoginDao {

}

登陸service層介面實現類。

package com.wh.service;

import com.wh.dao.LoginDao;
import com.wh.dao.LoginDaoImpl;
import com.wh.entity.Student;

//service呼叫dao層
public class LoginServiceImpl implements LoginService {
	LoginDao loginDao = new LoginDaoImpl();

	@Override
	public Boolean login(Student student) {
		// TODO Auto-generated method stub
		return loginDao.login(student) ;
	}

}

 

註冊service層介面。

package com.wh.service;

import com.wh.entity.Student;

public interface RegisterServie {
@SuppressWarnings("rawtypes")
public Enum register(Student student);
}

註冊service層介面實現類。

package com.wh.service;

import com.wh.dao.RegisterDao;
import com.wh.dao.RegisterDaoImpl;
import com.wh.entity.Student;
import com.wh.utils.RegisterStatus;

public class RegisterServieIml implements RegisterServie {

	@SuppressWarnings("rawtypes")
	@Override
	public Enum register(Student student) {
		// TODO Auto-generated method stub
		RegisterDao registerDao = new RegisterDaoImpl();
		Enum status = registerDao.registered(student);
		if (status == RegisterStatus.SUCCESS) {
			Enum status1 = registerDao.register(student);
			if (status1 == RegisterStatus.SUCCESS) {
				return RegisterStatus.SUCCESS;
			} else {
				return RegisterStatus.FAILURE;
			}
		} else if (status == RegisterStatus.REAISTERED) {
			return RegisterStatus.REAISTERED;
		} else {
			return RegisterStatus.FAILURE;
		}
	}

}

 

學生增刪改查service層介面。

package com.wh.service;

import java.util.List;

import com.wh.entity.Student;

/**
 * 或得所有學生資訊的service介面
 * 
 * @author 16572
 *
 */
public interface StudentService {
	public List<Student> getStudents();

	public void delStudent(int id);

	public void addStudent(Student student);

	/**
	 * 根據id呼叫dao層返回要修改的資訊
	 */
	public Student alterStudent(int id);

	/**
	 * 根據傳入的學生資訊呼叫dao層
	 */
	public void alteredStudent(Student student);
}
 

學生增刪改查service層介面實現類。

package com.wh.service;

import java.util.List;

import com.wh.dao.StudentDao;
import com.wh.dao.StudentDaoImpl;
import com.wh.entity.Student;

public class StudentServiceImpl implements StudentService {
	StudentDao studentDao = new StudentDaoImpl();

	/**
	 * service呼叫dao獲得所有學生的資訊的方法
	 */
	@Override
	public List<Student> getStudents() {
		// TODO Auto-generated method stub
		return studentDao.getStudents();
	}

	/**
	 * service呼叫dao層刪除學生資訊
	 */
	@Override
	public void delStudent(int id) {
		// TODO Auto-generated method stub
		studentDao.delStudent(id);
	}

	@Override
	public void addStudent(Student student) {
		// TODO Auto-generated method stub
		studentDao.addStudent(student);
	}

	@Override
	public Student alterStudent(int id) {
		// TODO Auto-generated method stub
		return studentDao.alterStudent(id);
	}

	@Override
	public void alteredStudent(Student student) {
		// TODO Auto-generated method stub
		studentDao.alteredStudent(student);
	}

}