src/main/java/com/zx/maintain/service/MroleService.java

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package com.zx.maintain.service;

import java.util.List;

import javacommon.base.BaseService;
import javacommon.base.EntityDao;

import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;
import org.springframework.transaction.annotation.Transactional;

import com.zx.maintain.common.param.MroleQuery;
import com.zx.maintain.dao.MroleDao;
import com.zx.maintain.model.Mrole;

import cn.org.rapid_framework.page.Page;



@SuppressWarnings("unchecked")
@Service
@Transactional
public class MroleService extends BaseService<Mrole, Long> {

	@Autowired
	private MroleDao mroleDao;
	

	public EntityDao getEntityDao() {
		return this.mroleDao;
	}

	@Transactional(readOnly = true)
	public Page findPage(MroleQuery query) {
		return mroleDao.findPage(query);
	}
	
	/**
	 * 根据角色名称判断角色是否存在
	 * 
	 * @param role
	 * @return
	 */
	public Boolean isExist(Mrole role) {
		List<Mrole> mroleList = mroleDao.getByName(role.getRoleName());
		 if(mroleList.size() == 0){
				return false;
			}
		if(mroleList.size() == 1 && role.getId()==null){
			return true;
		}
		if(mroleList.size() == 1 && role.getId()!=null){
			if (mroleList.get(0).getId().longValue() == role.getId().longValue()) {
				return false;
			}
			else {
				return true;
			}
		}
		return true;