dopagebean.java

基于Struts+Spring+hibernate的Hibernate分页

package com.st0705.erp.base;

import java.util.List;

import javax.servlet.http.HttpServletRequest;

import org.hibernate.criterion.DetachedCriteria;
import org.hibernate.criterion.Restrictions;

import com.st0705.erp.shenPi.IService.IFlowService;
import com.st0705.erp.shenPi.vo.FlowVO;

public class DoPageBean{
		
	
	public PageBean  Work(HttpServletRequest request,Class clazz,int count){
    	try{

    		int page=0;
    		if(request.getParameter("page")==null){
    			page=0;
    		}else{
    			 page=Integer.parseInt(request.getParameter("page"));
    		}
    		PageBean pb=new PageBean();
    	    pb.setSize(10);
    	    pb.setCount(count);
    	    pb.setPag(page);
    	    request.setAttribute("pageBean", pb);
    	    return pb;
    	}catch(Exception e){
    		e.printStackTrace();
    		return null;
    	}
    }
	public DetachedCriteria getDetachedCriteria(Class clazz){/*查找所有的*/
		try{
			 DetachedCriteria dc=DetachedCriteria.forClass(FlowVO.class);
			 return dc;
		}catch(Exception e){
			e.printStackTrace();
		}
		return null;
		
	}
	public DetachedCriteria getDetachedCriteria(String type,Class clazz,String column){/*按类型查找*/
		try{
			 DetachedCriteria dc=DetachedCriteria.forClass(clazz);
			 dc.add(Restrictions.like(column, type));
			 return dc;
		}catch(Exception e){
			e.printStackTrace();
		}
		return null;
		
	}
	public DetachedCriteria getDetachedCriteria1(String type,Class clazz,String cloumn){/*模糊查找*/
		try{
			 DetachedCriteria dc=DetachedCriteria.forClass(clazz);
			 System.out.println(type);
			 dc.add(Restrictions.like(cloumn,"%"+ type+"%"));
			 return dc;
		}catch(Exception e){
			e.printStackTrace();
		}
		return null;
		
	}
}