package?com.lyq.dao;

import?java.util.List;

import?com.lyq.persistence.Category;
import?com.lyq.util.HibernateFilter;
/**
?*?藥品類別數據庫操作類
?*?@author?Li?Yong?Qiang
?*/
public?class?CategoryDao?extends?SupperDao?{
	
	/**
	?*?根據id查詢類別
	?*?@param?id?
	?*?@return?Category
	?*/
	public?Category?loadCategory（int?id）{
		Category?c?=?null;
		try{
			session?=?HibernateFilter.getSession（）;		//獲取Session對象
			session.beginTransaction（）;					//開啟事物
			//加載類別信息
			c?=?（Category）session.load（Category.class?new?Integer（id））;
			session.getTransaction（）.commit（）;			//提交事物
		}catch（Exception?e）{
			e.printStackTrace（）;						//打印異常信息
			session.getTransaction（）.rollback（）;		//回滾事物
		}
		return?c;
	}
	/**
	?*?查詢所有類別
	?*?@return?List
	?*/
	public?List?findAllCategory（）{
		List?list?=?null;
		try{
			session?=?HibernateFilter.getSession（）;		//獲取Session對象
			session.beginTransaction（）;					//開啟事物
			list?=?session.createQuery（“from?Category?c“）//創建Query對象
						??.list（）;						//獲取結果集
			session.getTransaction（）.commit（）;			//提交事物
		}catch（Exception?e）{
			e.printStackTrace（）;						//打印異常信息
			session.getTransaction（）.rollback（）;		//回滾事物
		}
		return?list;
	}
	/**
	?*?統計藥品類別及數量
	?*?@return
	?*/
	public?List?findCategoryAndCount（）{
		List?list?=?null;
		try{
			session?=?HibernateFilter.getSession（）;		//獲取Session對象
			session.beginTransaction（）;					//開啟事物
			//?內連接查詢語句
			String?hql?=?“select?c.namecount（*）?from?Medicine?m?join?m.category?c?group?by?c“;
			list?=?session.createQuery（hql）//創建Query對象
						??.list（）;						//獲取結果集
			session.getTransaction（）.commit（）;			//提交事物
		}catch（Exception?e）{
			e.printStackTrace（）;						//打印異常信息
			session.getTransaction（）.rollback（）;		//回滾事物
		}
		return?list;
	}
}

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----

?????文件???????4635??2009-08-26?14:15??數據庫\db_database25.sql

?????文件???????1867??2011-12-11?13:14??存儲過程\存儲過程.txt

?????文件????????529??2011-11-21?22:22??代碼\MedicineManager\.classpath

?????文件????????318??2011-11-21?21:36??代碼\MedicineManager\.mymetadata

?????文件?????????66??2009-08-26?14:19??代碼\MedicineManager\.myumldata

?????文件???????1758??2011-11-21?21:36??代碼\MedicineManager\.project

?????文件????????580??2011-11-21?21:36??代碼\MedicineManager\.settings\.jsdtscope

?????文件????????120??2009-08-26?14:19??代碼\MedicineManager\.settings\com.genuitec.jboss.ide.eclipse.xdoclet.run.prefs

?????文件????????395??2011-11-21?21:36??代碼\MedicineManager\.settings\org.eclipse.jdt.core.prefs

?????文件????????483??2011-11-21?21:36??代碼\MedicineManager\.settings\org.eclipse.wst.common.component

?????文件????????252??2011-11-21?21:36??代碼\MedicineManager\.settings\org.eclipse.wst.common.project.facet.core.xml

?????文件?????????49??2011-11-21?21:36??代碼\MedicineManager\.settings\org.eclipse.wst.jsdt.ui.superType.container

?????文件??????????6??2011-11-21?21:36??代碼\MedicineManager\.settings\org.eclipse.wst.jsdt.ui.superType.name

?????文件????????425??2009-08-26?14:19??代碼\MedicineManager\.settings\org.eclipse.wst.validation.prefs

?????文件???????1911??2009-08-26?14:19??代碼\MedicineManager\src\com\lyq\dao\CategoryDao.java

?????文件???????2131??2009-08-26?14:19??代碼\MedicineManager\src\com\lyq\dao\MedicineDao.java

?????文件???????1910??2009-08-26?14:19??代碼\MedicineManager\src\com\lyq\dao\SellDao.java

?????文件???????4479??2009-08-26?14:19??代碼\MedicineManager\src\com\lyq\dao\SupperDao.java

?????文件???????3966??2009-08-26?14:19??代碼\MedicineManager\src\com\lyq\dao\UserDao.java

?????文件????????701??2009-08-26?14:19??代碼\MedicineManager\src\com\lyq\persistence\Category.hbm.xml

?????文件???????1222??2009-08-26?14:19??代碼\MedicineManager\src\com\lyq\persistence\Category.java

?????文件????????857??2009-08-26?14:19??代碼\MedicineManager\src\com\lyq\persistence\Medicine.hbm.xml

?????文件???????1928??2009-08-26?14:19??代碼\MedicineManager\src\com\lyq\persistence\Medicine.java

?????文件????????814??2009-08-26?14:19??代碼\MedicineManager\src\com\lyq\persistence\SellDetail.hbm.xml

?????文件???????1459??2009-08-26?14:19??代碼\MedicineManager\src\com\lyq\persistence\SellDetail.java

?????文件????????795??2009-08-26?14:19??代碼\MedicineManager\src\com\lyq\persistence\SellSeq.java

?????文件????????548??2009-08-26?14:19??代碼\MedicineManager\src\com\lyq\persistence\User.hbm.xml

?????文件????????774??2009-08-26?14:19??代碼\MedicineManager\src\com\lyq\persistence\User.java

?????文件???????4647??2009-08-26?14:19??代碼\MedicineManager\src\com\lyq\struts\action\baseAction.java

?????文件???????4008??2009-08-26?14:19??代碼\MedicineManager\src\com\lyq\struts\action\CategoryAction.java

............此處省略186個文件信息