itemsqlmapdao.java

Java/J2EE框架Jdon-Framework系统的源代码

/**
 * User: Clinton Begin
 * Date: Jul 13, 2003
 * Time: 7:21:08 PM
 */
package com.jdon.framework.samples.jpetstore.persistence.dao.sqlmapdao;

import java.sql.SQLException;
import java.util.HashMap;
import java.util.List;
import java.util.Map;

import com.ibatis.sqlmap.client.SqlMapExecutor;
import com.jdon.framework.samples.jpetstore.domain.Item;
import com.jdon.framework.samples.jpetstore.domain.LineItem;
import com.jdon.framework.samples.jpetstore.domain.Order;
import com.jdon.framework.samples.jpetstore.persistence.dao.SqlMapDaoTemplateFactory;
import com.jdon.framework.samples.jpetstore.persistence.dao.iface.ItemDao;

public class ItemSqlMapDao implements ItemDao {

  private SqlMapExecutor sqlMapDaoTemplate;
    
  public ItemSqlMapDao(SqlMapDaoTemplateFactory sqlMapDaoTemplateFactory) {
      sqlMapDaoTemplate = sqlMapDaoTemplateFactory.getSqlMapDaoTemp();
  }
    

  public void updateQuantity(Order order) throws SQLException {
    for (int i = 0; i < order.getLineItems().size(); i++) {
      LineItem lineItem = (LineItem) order.getLineItems().get(i);
      String itemId = lineItem.getItemId();
      Integer increment = new Integer(lineItem.getQuantity());
      Map param = new HashMap(2);
      param.put("itemId", itemId);
      param.put("increment", increment);
      sqlMapDaoTemplate.update("updateInventoryQuantity", param);
    }
  }

  public boolean isItemInStock(String itemId) throws SQLException{
    Integer i = (Integer) sqlMapDaoTemplate.queryForObject("getInventoryQuantity", itemId);
    return (i != null && i.intValue() > 0);
  }
  
  public List getItemIDsListByProduct(String productId, int start, int count) throws SQLException{
      return sqlMapDaoTemplate.queryForList("getItemListByProduct", productId, start, count);
  }
  
  public int getItemIDsListByProductCount(String productId) throws SQLException{
      Integer countI = (Integer)sqlMapDaoTemplate.queryForObject(
              "getItemListByProductCount", productId);
      return countI.intValue();
  }

  public Item getItem(String itemId) throws SQLException{
    Integer i = (Integer) sqlMapDaoTemplate.queryForObject("getInventoryQuantity", itemId);
    Item item = (Item) sqlMapDaoTemplate.queryForObject("getItem", itemId);
    item.setQuantity(i.intValue());
    return item;
  }

}