package com.google.code.lightssh.project.message.service;
import java.util.Calendar;
import javax.annotation.Resource;
import org.apache.commons.lang3.StringUtils;
import org.springframework.stereotype.Component;
import com.google.code.lightssh.common.ApplicationException;
import com.google.code.lightssh.common.dao.SearchCondition;
import com.google.code.lightssh.common.model.page.ListPage;
import com.google.code.lightssh.common.service.BaseManagerImpl;
import com.google.code.lightssh.project.message.dao.SubscriptionDao;
import com.google.code.lightssh.project.message.entity.ReceiveType;
import com.google.code.lightssh.project.message.entity.Subscription;
/**
*
* @author Aspen
*
*/
@Component("subscriptionManager")
public class SubscriptionManagerImpl extends BaseManagerImpl<Subscription> implements SubscriptionManager{
private static final long serialVersionUID = 4433581949519273589L;
@Resource(name="subscriptionDao")
public void setDao(SubscriptionDao dao){
this.dao = dao;
}
public SubscriptionDao getDao(){
return (SubscriptionDao)this.dao;
}
/**
* 通过唯一约束查询消息订阅
* @param catalogId 消息类型
* @param type 订阅类型
* @param subValue 订阅值
*/
public Subscription get(String catalogId,ReceiveType type,String subValue ){
if( StringUtils.isEmpty(catalogId) ||
type == null || StringUtils.isEmpty(subValue) )
return null;
ListPage<Subscription> page = new ListPage<Subscription>(1);
SearchCondition sc = new SearchCondition();
sc.equal("catalog.id", catalogId )
.equal("recType", type )
.equal("recValue", subValue );
page = dao.list(page, sc);
return (page.getList()==null||page.getList().isEmpty())
?null:page.getList().get(0);
}
/**
* 是否存在
*/
public boolean isUnique(Subscription param) {
if( param == null || param.getCatalog() == null
|| StringUtils.isEmpty(param.getCatalog().getId())
|| param.getRecType() == null
|| StringUtils.isEmpty(param.getRecValue()) )
return false;
Subscription exists = get( param.getCatalog().getId()
,param.getRecType(),param.getRecValue());
return exists == null || exists.getIdentity().equals(param.getIdentity() );
}
public void save( Subscription t ){
if(t == null )
throw new ApplicationException("参数为空！");
if( ReceiveType.ALL.equals(t.getRecType()) )
t.setRecValue( ReceiveType.ALL.name() );
Subscription db = dao.read(t);
if( db == null ){
db = t;
t.setCreatedTime( Calendar.getInstance() );
}else{
db.setCatalog(t.getCatalog());
db.setPeriod(t.getPeriod());
db.setRecType(t.getRecType());
db.setRecValue(t.getRecValue());
db.setDescription(t.getDescription());
}
super.save(db);
}
}