src/com/dream/service/impl/ProductInServiceImpl.java

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package com.dream.service.impl;


import java.util.LinkedHashMap;

import javax.persistence.Query;

import org.springframework.stereotype.Service;
import org.springframework.transaction.annotation.Transactional;

import com.dream.dao.DaoSupport;
import com.dream.page.QueryResult;
import com.dream.service.ProductInService;

@Service
@Transactional
public class ProductInServiceImpl extends DaoSupport implements ProductInService {

	public void deleteProductIn(Long[] ids) {
		if(ids!=null&&ids.length>0){
			 StringBuffer jpql = new StringBuffer();
			 for(int i=0;i<ids.length;i++){
				 jpql.append("?").append(i+1).append(",");
			 }
			 jpql.deleteCharAt(jpql.length()-1);
			Query query = em.createQuery("delete from ProductIn o where o.id in("+jpql.toString()+")");
			for(int i=0;i<ids.length;i++){
				 query.setParameter(i+1, ids[i]);
			 }
			query.executeUpdate();
		 }
	}

	public void updatePinNum(Long id,Long innum){
		Query query = em.createQuery("update ProductIn o set o.innum=? where o.id=?");
		query.setParameter(1, innum);
		query.setParameter(2, id);
		query.executeUpdate();
	}
	

	
}