producttypeaction.java

巴巴运动网源码 传智博客出品 不全 一部分代码 可以参考

package com.itcast.web.action.product;

import java.util.ArrayList;
import java.util.LinkedHashMap;
import java.util.List;

import javax.annotation.Resource;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

import org.apache.struts.action.Action;
import org.apache.struts.action.ActionForm;
import org.apache.struts.action.ActionForward;
import org.apache.struts.action.ActionMapping;
import org.springframework.stereotype.Controller;

import com.itcast.bean.PageView;
import com.itcast.bean.QueryResult;
import com.itcast.bean.product.ProductType;
import com.itcast.service.product.ProductTypeService;
import com.itcast.web.action.privilege.Privilege;
import com.itcast.web.formbean.product.ProductTypeForm;

@Controller("/control/product/type/list")
public class ProductTypeAction extends Action {
	@Resource(name="productTypeServiceBean")
	private ProductTypeService productTypeService;

	@Override @Privilege(model="producttype", privilegeValue="view")
	public ActionForward execute(ActionMapping mapping, ActionForm form,
			HttpServletRequest request, HttpServletResponse response) throws Exception {
		ProductTypeForm formbean = (ProductTypeForm) form;
		StringBuffer jpql = new StringBuffer("o.visible=?1");
		List<Object> params = new ArrayList<Object>();
		params.add(true);
		if("true".equals(formbean.getQuery())){//进行查询操作
			if(formbean.getName()!=null && !"".equals(formbean.getName().trim())){
				jpql.append(" and o.name like ?"+ (params.size()+1));
				params.add("%"+ formbean.getName()+ "%");
			}
		}else{
			if(formbean.getParentid()!=null && formbean.getParentid()>0){
				jpql.append(" and o.parent.typeid=?"+(params.size()+1));
				params.add(formbean.getParentid());
			}else{
				jpql.append(" and o.parent is null");
			}
		}
		PageView<ProductType> pageView = new PageView<ProductType>(12, formbean.getPage());
		int firstindex = (pageView.getCurrentpage()-1)* pageView.getMaxresult();
		LinkedHashMap<String, String> orderby = new LinkedHashMap<String, String>();
		orderby.put("typeid", "desc");
		QueryResult<ProductType> qr = productTypeService.getScrollData(ProductType.class,
				firstindex, pageView.getMaxresult(), jpql.toString(), params.toArray(), orderby);
		pageView.setQueryResult(qr);
		request.setAttribute("pageView", pageView);		
		return mapping.findForward("list");
	}

}