package com.iteye.tianshi.web.service.base.impl;
import java.util.List;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;
import org.springframework.transaction.annotation.Transactional;
import com.iteye.tianshi.core.util.DictionaryHolder;
import com.iteye.tianshi.core.web.dao.GenericDao;
import com.iteye.tianshi.core.web.service.BaseServiceImpl;
import com.iteye.tianshi.web.dao.base.TDictionaryDao;
import com.iteye.tianshi.web.dao.base.TDictionaryTypeDao;
import com.iteye.tianshi.web.model.base.TDictionary;
import com.iteye.tianshi.web.model.base.TDictionaryType;
import com.iteye.tianshi.web.service.base.TDictionaryService;
/**
*
* @datetime 2010-8-8 下午04:44:42
* @author jiangzx@yahoo.com
*/
@Service
public class TDictionaryServiceImpl extends BaseServiceImpl<TDictionary, Long> implements TDictionaryService {
//~ Instance fields ================================================================================================
@Autowired
private TDictionaryDao dictionaryDao;
@Autowired
private TDictionaryTypeDao dictionaryTypeDao;
//~ Constructors ===================================================================================================
//~ Methods ========================================================================================================
@Override
public GenericDao<TDictionary, Long> getGenericDao() {
return this.dictionaryDao;
}
/**
* 根据字典业务类型，查询指定字典业务类型的所有子字典项
* 为了提高效率，增加缓存处理。
*
* @param dictTypeId
* @return List<Dictionary>
*/
@Transactional(readOnly=true)
public List<TDictionary> queryDictionarys(Long dictTypeId) {
List<TDictionary> dictionaries = DictionaryHolder.getDictionaries(dictTypeId);
if(dictionaries == null) {
TDictionaryType dictionaryType = this.dictionaryTypeDao.find(dictTypeId);
if(dictionaryType != null) {
dictionaries = dictionaryType.getTDictionaries();
}
DictionaryHolder.putDictionaries(dictTypeId, dictionaries);
}
return dictionaries;
}
}