adminserviceimpl.java

随着信息技术的飞速发展、网上信息量发布的不断增大。针对文章管理这一环节

package com.web.admin.service.impl;

import java.util.List;
import com.web.admin.dao.IAdminDao;
import com.web.admin.exception.AdminException;
import com.web.admin.service.IAdminService;
import com.web.common.bean.Article;
import com.web.common.bean.ArticleAdmin;
import com.web.common.transaction.BeanFactory;
import com.web.common.transaction.HibernateTransaction;
import com.web.user.exception.UserException;

public class AdminServiceImpl implements IAdminService {
	private IAdminDao adminDao=(IAdminDao)BeanFactory.getBean("adminDao");
	public void deleteArticle(Article article) throws AdminException {
		HibernateTransaction ht = new HibernateTransaction();		
		try{
			ht.beginTransaction();			
			adminDao.deleteArticle(article);			
		}catch(Exception e){
			e.printStackTrace();
			ht.rollback();
			throw new AdminException(e.getMessage());
		}
	}
	public ArticleAdmin findAdmin(String loginName) throws AdminException {
		
		HibernateTransaction ht = new HibernateTransaction();		
		try{
			ht.beginTransaction();
			ArticleAdmin admin = adminDao.findAdmin(loginName);
			if(admin==null){
				throw new AdminException("该管理员不存在");
			}
			ht.commit();
			return admin;
		}catch(Exception e){
			e.printStackTrace();
			ht.rollback();
			throw new AdminException(e.getMessage());
		}
	}

	public ArticleAdmin findAdmin(String loginname, String password) throws AdminException {
		
		HibernateTransaction ht = new HibernateTransaction();		
		try{
			ht.beginTransaction();
			ArticleAdmin admin = adminDao.findAdmin(loginname, password);
			System.out.println("adminadmin"+admin);
			if(admin==null){
				throw new AdminException("该管理员不存在");
			}
			ht.commit();
			return admin;
		}catch(Exception e){
			e.printStackTrace();
			ht.rollback();
			throw new AdminException(e.getMessage());
		}
	}

	public List findAllArticle() throws AdminException {
		HibernateTransaction ht = new HibernateTransaction();		
		try{
			ht.beginTransaction();
			List list = adminDao.findAllArticle();
			if(list==null){
				throw new AdminException("文章不存在");
			}
			ht.commit();
			return list;
		}catch(Exception e){
			e.printStackTrace();
			ht.rollback();
			throw new AdminException(e.getMessage());
		}
	}

	public void saveOrupdate(Article article) throws AdminException {
		HibernateTransaction ht = new HibernateTransaction();		
		try{
			ht.beginTransaction();
			adminDao.saveOrupdate(article);
			ht.commit();			
		}catch(Exception e){
			e.printStackTrace();
			throw new AdminException(e.getMessage());
		}
	}

	public void saveOrupdate(ArticleAdmin admin) throws AdminException {
		HibernateTransaction ht = new HibernateTransaction();		
		try{
			ht.beginTransaction();
			adminDao.saveOrupdate(admin);
			ht.commit();			
		}catch(Exception e){
			e.printStackTrace();
			throw new AdminException(e.getMessage());
		}
	}
	public void deleteArticle(String title) throws AdminException {
		
	}
	public Article findArticle(String title) throws AdminException {
		HibernateTransaction ht = new HibernateTransaction();		
		try{
			ht.beginTransaction();
			Article article = adminDao.findArticle(title);
			if(article==null){
				throw new AdminException("该文章不存在");
			}
			ht.commit();
			return article;
		}catch(Exception e){
			e.printStackTrace();
			ht.rollback();
			throw new AdminException(e.getMessage());
		}
	}
	public List searchArticle(int start, int end) throws UserException {
		try{
			HibernateTransaction ht = new HibernateTransaction();
			ht.beginTransaction();
			List list = adminDao.searchArticle(start, end);
			ht.commit();
			return list;
		}catch(Exception e){			
			e.printStackTrace();
			return null;
		}	
	}
	public int pages(int page) throws UserException {
		int pages=0;
		try {
			//num为管理员的数目
			int num=adminDao.findAllArticle().size();			
			if(num%page!=0){
				pages=num/page+1;
			}else{
				pages=num/page;
			}
			return pages;
		} catch (Exception e) {
			// TODO: handle exception
			e.printStackTrace();
			return 0;
		}		
	}
}