albumaction.java

来自「《JSP网站开发典型模块与实例精讲》一书光盘源码」· Java 代码 · 共 157 行

//Created by MyEclipse Struts
// XSL source (default): platform:/plugin/com.genuitec.eclipse.cross.easystruts.eclipse_4.0.0/xslt/JavaClass.xsl

package book.example.photoprint.action;

import java.util.List;

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

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 book.example.photoprint.exception.DBException;
import book.example.photoprint.form.AlbumForm;
import book.example.photoprint.form.OrderForm;
import book.example.photoprint.po.Album;
import book.example.photoprint.po.User;
import book.example.photoprint.service.AlbumService;
import book.example.photoprint.service.PhotoService;

/**
 * MyEclipse Struts Creation date: 12-20-2005
 * 
 * XDoclet definition:
 * 
 * @struts.action path="albumAction" name="albumForm" input="album_add.jsp"
 *                parameter="method" scope="request"
 * @struts.action-forward name="add_success" path="add_success.jsp"
 * @struts.action-forward name="error" path="/error.jsp"
 */
public class AlbumAction extends DispatchAction {

	// --------------------------------------------------------- Instance
	// Variables

	// --------------------------------------------------------- Methods

	/**
	 * Method execute
	 * 
	 * @param mapping
	 * @param form
	 * @param request
	 * @param response
	 * @return ActionForward
	 */
	public ActionForward add(ActionMapping mapping, ActionForm form,
			HttpServletRequest request, HttpServletResponse response) {
		AlbumForm albumForm = (AlbumForm) form;

		Album album = new Album();
		if (albumForm.getId() != null && !albumForm.getId().equals("")) {
			album.setId(albumForm.getId());
		}
		album.setName(albumForm.getName());
		album.setDescription(albumForm.getDescription());
		album.setUserid(albumForm.getUserid());
		AlbumService service = new AlbumService();
		try {
			service.addAlbum(album);
		} catch (DBException e) {
			e.printStackTrace();
			return mapping.findForward("error");
		}
		return mapping.findForward("add_success");
	}

	public ActionForward list(ActionMapping mapping, ActionForm form,
			HttpServletRequest request, HttpServletResponse response) {
		AlbumService service = new AlbumService();
		try {
			List list = service.list();
			request.setAttribute("list", list);
		} catch (DBException e) {
			e.printStackTrace();
			return mapping.findForward("error");

		}
		return mapping.findForward("list");
	}

	public ActionForward delete(ActionMapping mapping, ActionForm form,
			HttpServletRequest request, HttpServletResponse response) {
		String albumid = request.getParameter("id");
		AlbumService service = new AlbumService();
		try {
			service.delete(albumid);
		} catch (DBException e) {
			e.printStackTrace();
			return mapping.findForward("error");

		}
		return mapping.findForward("delete_success");
	}

	public ActionForward listByUserId(ActionMapping mapping, ActionForm form,
			HttpServletRequest request, HttpServletResponse response) {
		AlbumService service = new AlbumService();
		User user = (User) request.getSession().getAttribute("user");
		String userid = user.getId();
		try {
			List list = service.listByUserId(userid);
			request.setAttribute("list", list);
		} catch (DBException e) {
			e.printStackTrace();
			return mapping.findForward("error");
		}
		return mapping.findForward("list");

	}

	public ActionForward modify(ActionMapping mapping, ActionForm form,
			HttpServletRequest request, HttpServletResponse response) {
		String albumid = request.getParameter("id");
		AlbumForm albumForm = new AlbumForm();
		AlbumService service = new AlbumService();
		try {
			Album album = service.getAlbum(albumid);
			albumForm.setId(album.getId());
			albumForm.setName(album.getName());
			albumForm.setDescription(album.getDescription());
			albumForm.setUserid(album.getUserid());
		} catch (DBException e) {
			e.printStackTrace();
			return mapping.findForward("error");

		}
		request.setAttribute("albumForm", albumForm);
		return mapping.findForward("modify");
	}
	
	/**
	 * 查看订单的所有相片列表
	 * @param mapping
	 * @param form
	 * @param request
	 * @param response
	 * @return
	 */
	public ActionForward getPhotoList(ActionMapping mapping, ActionForm form,
			HttpServletRequest request, HttpServletResponse response) {
		String albumid = request.getParameter("albumid"); // 相册id
		try {
			PhotoService service = new PhotoService();
			List list=service.listByAlbumId(albumid);
			request.setAttribute("list",list);
		} catch (Exception ex) {
			ex.printStackTrace();
			return mapping.findForward("error");
		}
		return mapping.findForward("photolist");
	}
}