managerserviceimpl.java

来自「电信计费项目 该系统在Sun Solaris下开发,运行于Apache Tom」· Java 代码 · 共 49 行

package com.tarena.netctoss.model.biz;

import java.util.List;
import org.hibernate.*;
import com.tarena.util.*;
import com.tarena.netctoss.model.persist.*;
import com.tarena.netctoss.model.biz.entity.ManagerModel;

public class ManagerServiceImpl implements IManagerModelService {

	public List<ManagerModel> findAll() {
		List<ManagerModel> managers = null;
		Session session = HibernateFactoryManager.getSession();
		IManagerModelDAO dao = DAOFactory.getManagerModelDAO();
		Transaction t =session.beginTransaction();
		try {
			managers = dao.findAll();
			t.commit();
		} catch (UserException e) {
			e.printStackTrace();
			if(t!=null){
				t.rollback();
			}
		}finally{
			HibernateFactoryManager.releaseSession();
		}
		return managers;
	}

	public ManagerModel findByNumber(int model_number) {
		ManagerModel manager = null;
		Session session = HibernateFactoryManager.getSession();
		IManagerModelDAO dao = DAOFactory.getManagerModelDAO();
		Transaction t =session.beginTransaction();
		try {
			manager = dao.findByNumber(model_number);
			t.commit();
		} catch (UserException e) {
			e.printStackTrace();
			if(t!=null){
				t.rollback();
			}
		}finally{
			HibernateFactoryManager.releaseSession();
		}
		return manager;
	}
}