productsaction.java

企业门户网站企业商务网是企业信息化管理进程中的一个重要的标志

package com.action;

import java.util.List;

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

import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.apache.struts.action.ActionErrors;
import org.apache.struts.action.ActionForm;
import org.apache.struts.action.ActionForward;
import org.apache.struts.action.ActionMapping;
import org.apache.struts.actions.DispatchAction;
import org.apache.struts.action.ActionMessages;
import org.apache.struts.action.ActionMessage;

import com.dao.DaoSupport;
import com.dao.PageBean;
import com.dao.UploadBean;
import com.form.ProductForm;
import com.dao.Constants;

public class ProductsAction extends DispatchAction {
	protected static final Log log = LogFactory.getLog(ManagerAction.class
			.getName());

	private ProductForm productform = null;

	private DaoSupport dao = null;

	/*
	 * 添加产品信息情况
	 */
	public ActionForward addproduct(ActionMapping mapping, ActionForm form,
			HttpServletRequest request, HttpServletResponse response)
			throws Exception {
		request.setCharacterEncoding("GB2312");
		productform = (ProductForm) form;
		System.out.println("11111 + " + new String((productform.getPname()).getBytes("ISO8859-1"),"GB2312"));
		String dir = servlet.getServletContext().getRealPath("/uploadImage");
		UploadBean upb = new UploadBean();
		try {
			// 通过该方法上传图片并将图片名称及大小存放到form中
		if (!upb.upload(dir, productform, "productForm")){
			
		//	ActionMessages messages=new ActionMessages();
		//	messages.add("tishi",new ActionMessage("您上传的文件过大,请重新选择文件"));
		//	saveErrors(request, (ActionErrors) messages);
			request.setAttribute("name", "overSize");
			return mapping.findForward("addsucess");
		}
		} catch (Exception ex) {
			ex.printStackTrace();
		}
		String addSql = "insert into tb_products(pname,introduce,temperature,pressure,imagepath) values (";
		addSql = addSql + "'" + productform.getPname().trim() + "','"
				+ productform.getIntroduce().trim() + "',"
				+ productform.getTemperature() + ","
				+ productform.getPressure() + ",'"
				+ upb.getFileName(productform, "ProductForm") + "')";

		dao.executeSql(addSql);
		request.setAttribute("name", "add");
		return mapping.findForward("addsucess");
	}

	// 修改产品信息
	public ActionForward updateproduct(ActionMapping mapping, ActionForm form,
			HttpServletRequest request, HttpServletResponse response)
			throws Exception {
		request.setCharacterEncoding("GB2312");
		productform = (ProductForm) form;
		String dir = servlet.getServletContext().getRealPath("/uploadImage");
		UploadBean upb = new UploadBean();
		try {
			// 通过该方法上传图片并将图片名称及大小存放到form中
			upb.upload(dir, productform, "productForm");
		} catch (Exception ex) {
			ex.printStackTrace();
		}
		String addSql = "update tb_products set pname = '"
				+ productform.getPname().trim() + "',introduce ='"
				+ productform.getIntroduce().trim() + "',temperature = "
				+ productform.getTemperature() + ",pressure = "
				+ productform.getPressure() + ",imagepath = '"
				+ upb.getFileName(productform, "ProductForm") + "' where ID = "
				+ productform.getId();

		System.out.println("addSql:" + addSql);
		dao.executeSql(addSql);
		request.setAttribute("name", "update");
		return mapping.findForward("modiupdateproducts");
	}

	// 查询出所有的产品
	public ActionForward listAllproduct(ActionMapping mapping, ActionForm form,
			HttpServletRequest request, HttpServletResponse response)
			throws Exception {
		System.out.println("lislistAllproduct");
		String selectSql = "Select * from tb_products;";
		List listproducts = dao.getObjectList(selectSql);
		System.out.println("数据库中的记录数 " + listproducts.size());
		request.setAttribute("ListProducts", listproducts);
		String name = request.getParameter("name");

		if (name.equals("modi")) {
			return mapping.findForward("listallproductsmodi");
		} else if (name.equals("dele")) {
			return mapping.findForward("listallproductsdele");
		} else {
			return null;
		}

	}

	// 根据id查询出产品信息
	public ActionForward listProduct(ActionMapping mapping, ActionForm form,
			HttpServletRequest request, HttpServletResponse response)
			throws Exception {
		System.out.println("listProduct");
		String id = request.getParameter("id");

		String selectSql = "Select * from tb_products where ID = '" + id + "'";
		System.out.println("selectSql:" + selectSql);
		List listproducts = dao.getObjectList(selectSql);

		request.setAttribute("Product", listproducts);
		return mapping.findForward("listproducts");
	}

	// 删除产品信息
	public ActionForward delProduct(ActionMapping mapping, ActionForm form,
			HttpServletRequest request, HttpServletResponse response)
			throws Exception {
		String id = request.getParameter("id");
		String selectSql = "delete from tb_products where ID = '" + id + "'";
		System.out.println("selectSql:" + selectSql);
		dao.executeSql(selectSql);
		request.setAttribute("name", "dele");
		return mapping.findForward("delelistproducts");
	}

	// 控制动态分页
	public ActionForward view(ActionMapping mapping, ActionForm actionForm,
			HttpServletRequest request, HttpServletResponse response)
			throws Exception {

		request.setCharacterEncoding("GB2312");
		// 获取跳转的页面
		String action = request.getParameter("action");
		System.out.println("页面跳转变量 " + action);
		/* 获取参数值：跳转到的页码编号 */
		int curPage;
		String pageNum = request.getParameter("jumpPage");
		if (pageNum == null || pageNum.equals("")) {
			curPage = 1;
		} else {
			curPage = Integer.parseInt(pageNum);
		}
		log.info("过去所有的记录");
		int maxRowCount = dao.totalPage("SELECT count(*) FROM tb_products");
		log.info(" view():页面跳转第" + curPage + "页!!!");
		try {
			log.info("将查询的值存入request中!");
			if(curPage>1){
			PageBean pb=dao.getPageBean(
					Constants.Product_sql1, Constants.Product_sql2,
					Constants.Product_sql3, Constants.Product_sql4,Constants.Product_sql5, Constants.Products, curPage,
					maxRowCount);
			System.out.println(pb.getMaxRowCount());
			request.setAttribute("PageBean", pb);
			}else{
				String sql = "SELECT top " + Constants.PAGE_LENGTH + " ID, pname, introduce, temperature, pressure, imagepath FROM tb_products";
				PageBean pb=dao.getPageBean1(sql, curPage, maxRowCount);
				request.setAttribute("PageBean", pb);
			}
		} catch (Exception e) {
			System.out.println("view " + e.getMessage());
		}
		if (action.equals("zs")) {
			return mapping.findForward("produce_zs");
		} else {
			if (action.equals("jj")) {
				return mapping.findForward("produce_jj");
			} else {
				return mapping.findForward("produce_user");
			}

		}
	}

	// 根据id查询商品的详细信息
	public ActionForward getDetail(ActionMapping mapping, ActionForm form,
			HttpServletRequest request, HttpServletResponse response)
			throws Exception {
		log.info("获取要查询的产品id");
		String id = request.getParameter("id");
		String selectSql = "Select * from tb_products where ID = '" + id + "'";
		System.out.println("selectSql:" + selectSql);
		List listproducts = dao.getObjectList(selectSql);
		System.out.println("getDetail is start!!!!!!!!!");
		System.out.println(listproducts);
		request.setAttribute("Product", listproducts);
		return mapping.findForward("product_detail");
	}

	public DaoSupport getDao() {
		return dao;
	}

	public void setDao(DaoSupport dao) {
		this.dao = dao;
	}

}