src\com\bjsxt\drp\business\util

AppException.java

package com.bjsxt.drp.business.util;

public class AppException extends RuntimeException {

    private Object[] args;
    
    private String errorCode;
	
    public AppException (String errorCode) {
        this.errorCode = errorCode;
    }
    
    public AppException(String errorCode, String args0) {
        this(errorCode, new Object[]{args0});
    }
    
    public AppException(String errorCode, Object[] args) {
        this.errorCode = errorCode;
        this.args = args;
    }
    
    public String getErrorCode() {
        return this.errorCode;
    }

    public Object[] getArgs() {
        return args;
    }
}

Functions.java

package com.bjsxt.drp.business.util;

import java.util.List;

import org.hibernate.SessionFactory;
import org.springframework.orm.hibernate3.HibernateTemplate;

/**
 * DRP函数库
 * 注意开发函数库方法必须是静态的
 * @author Administrator
 *
 */
public class Functions {
	
	private static SessionFactory sessionFactory;
	
	/**
	 * 返回物料类别的结合
	 * @return ItemCategory对象的集合
	 */
	public static List getItemCategoryList() {
		List itemCategoryList = null; 
		try {
			HibernateTemplate ht = new HibernateTemplate(sessionFactory);
			return ht.find("from ItemCategory a order by a.id");
		}catch(Exception e) {
			//记录日志,log4j等......
			e.printStackTrace();
		}
		return itemCategoryList;
	}

	/**
	 * 返回物料类别的结合
	 * @return ItemCategory对象的集合
	 */
	public static List getItemUnitList() {
		List itemUnitList = null; 
		try {
			HibernateTemplate ht = new HibernateTemplate(sessionFactory);
			return ht.find("from ItemUnit a order by a.id");
		}catch(Exception e) {
			//记录日志,log4j等......
			e.printStackTrace();
		}
		return itemUnitList;
	}

	public void setSessionFactory(SessionFactory sessionFactory) {
		Functions.sessionFactory = sessionFactory;
	}
}

HibernateUtils.java

package com.bjsxt.drp.business.util;

import org.hibernate.Session;
import org.hibernate.SessionFactory;
import org.hibernate.cfg.Configuration;

public class HibernateUtils {

	private static SessionFactory factory;
	
	static {
		try {
			Configuration cfg = new Configuration().configure();
			factory = cfg.buildSessionFactory();
		}catch(Exception e) {
			e.printStackTrace();
		}
	}
	
	public static SessionFactory getSessionFactory() {
		return factory;
	}
	
	public static Session getSession() {
		return factory.openSession();
	}
	
	public static void closeSession(Session session) {
		if (session != null) {
			if (session.isOpen()) {
				session.close();
			}
		}
	}
}

InitData.java

package com.bjsxt.drp.business.util;

import org.hibernate.Session;

import com.bjsxt.drp.business.itemmgr.model.ItemCategory;
import com.bjsxt.drp.business.itemmgr.model.ItemUnit;

public class InitData {

	public static void main(String[] args) {
		Session session = null; 
		try {
			session = HibernateUtils.getSession();
			session.beginTransaction();
			ItemCategory ic1 = new ItemCategory();
			ic1.setId("B01");
			ic1.setName("医疗器械");
			session.save(ic1);
			
			ItemCategory ic2 = new ItemCategory();
			ic2.setId("B02");
			ic2.setName("中成药");
			session.save(ic2);
			
			ItemCategory ic3 = new ItemCategory();
			ic3.setId("B03");
			ic3.setName("西药");
			session.save(ic3);
			
			ItemUnit iu1 = new ItemUnit();
			iu1.setId("C01");
			iu1.setName("盒");
			session.save(iu1);
			
			ItemUnit iu2 = new ItemUnit();
			iu2.setId("C02");
			iu2.setName("片");
			session.save(iu2);

			ItemUnit iu3 = new ItemUnit();
			iu3.setId("C03");
			iu3.setName("箱");
			session.save(iu3);
			
			session.getTransaction().commit();
		}catch(Exception e) {
			e.printStackTrace();
			session.getTransaction().rollback();
		}finally {
			HibernateUtils.closeSession(session);
		}

	}

}

PageModel.java

package com.bjsxt.drp.business.util;

import java.util.List;

/**
 * 分页组件
 * @author Administrator
 *
 */
public class PageModel {
	
	//总记录数
	private int totalRecords;
	
	//结果集
	private List list;
	
	//当前页
	private int pageNo;
	
    //每页显示多少条
	private int pageSize; 
	
	public int getTotalRecords() {
		return totalRecords;
	}
	
	/**
	 * 取得总页数
	 * @return
	 */
	public int getTotalPages() {
		return (totalRecords + pageSize - 1) / pageSize;
	}
	
	public void setTotalRecords(int totalRecords) {
		this.totalRecords = totalRecords;
	}

	public List getList() {
		return list;
	}

	public void setList(List list) {
		this.list = list;
	}

	public int getPageSize() {
		return pageSize;
	}

	public void setPageSize(int pageSize) {
		this.pageSize = pageSize;
	}

	public int getPageNo() {
		return pageNo;
	}

	public void setPageNo(int pageNo) {
		this.pageNo = pageNo;
	}
	
	/**
	 * 取得第一页
	 * @return
	 */
	public int getTopPageNo() {
		return 1;
	}
	
	/**
	 * 取得上一页
	 * @return
	 */
	public int getPreviousPageNo() {
		if (pageNo <= 1) {
			return 1;
		}
		return pageNo -1;
	}
	
	/**
	 * 取得下一页
	 * @return
	 */
	public int getNextPageNo() {
		if (pageNo >= getTotalPages()) {
			return getTotalPages()==0?1:getTotalPages();
		}
		return pageNo + 1;
	}
	
	/**
	 * 取得最后一页
	 * @return
	 */
	public int getBottomPageNo() {
		return getTotalPages() == 0?1:getTotalPages();
	}
}