itemlogic.java~9~

来自「是一个不错的库存管理的源代码。实现了库存主要功能」· JAVA~9~ 代码 · 共 67 行

package com.inv.logic;

import com.inv.dao.HbmDAO;
import com.inv.actionform.ItemActionForm;
import java.util.List;
import com.inv.vo.Item;
import java.util.Iterator;
import com.inv.dao.DAOException;

public class ItemLogic {
  private HbmDAO dao;
   private ItemActionForm form;
   public ItemLogic() {
       dao = new HbmDAO();
       dao.setAutoClose(false);
   }
   public void getItems()
   {
     System.out.println("================================2");
     String str = "from Item";
     List items = dao.list(str);
     form.setItems(items);
 }
 public void addItem()
 {
    Item item = new Item();
    item.setItemName("");
    item.setItemQty(new Integer(0));
    item.setItemUID(null);
    form.getItems().add(item);

 }
 public void saveItem()
 {
   List items = form.getItems();
   for (Iterator iter = items.iterator(); iter.hasNext(); ) {
     Item item = (Item)iter.next();
     if(item.getItemUID().equals(new Long(0)))
     {
       item.setItemUID(null);
     }
     try {
       dao.store(item);
     }
     catch (DAOException ex) {
       ex.printStackTrace();
     }
   }
 }
 public void deleteItem()
 {
   Long uid = form.getDeleteUID();
   try {
     dao.remove(Item.class, uid);
   }
   catch (DAOException ex) {
     ex.printStackTrace();
   }
 }

   public void closeDAO()
   {
     dao.closeSession();
   }


}