moviechapteraction.java

一个用struts tiles的在线影院web系统

 package com.eline.vod.struts;
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 com.blue.web.common.util.AppLogger;
import com.blue.web.common.util.StringUtils;
import com.eline.vod.client.MovieChapters;
import com.eline.vod.exceptions.ResourceException;
import com.eline.vod.model.MovieChapter;
public class MovieChapterAction extends Action {
    private static final int ACTION_CREATE = 0;
    private static final int ACTION_UPDATE = 1;
    private static final int ACTION_DELETE = 2;
    /**
     * @param mapping
     * @param form
     * @param request
     * @param response
     * @return
     * @throws Exception
     */
    public ActionForward execute(ActionMapping mapping, ActionForm form, HttpServletRequest request, HttpServletResponse response) throws Exception {
        System.out.println("hello, MovieChapterAction.execute()");
        boolean isOK = false;
        int webAction = StringUtils.getInt(request.getParameter("webAction"), -1);
        if (form instanceof MovieChapterForm) {
        	MovieChapterForm actionForm = (MovieChapterForm) form;
            if (webAction == ACTION_CREATE) {
                isOK = doCreate(actionForm, request, response);
            } else if (webAction == ACTION_UPDATE) {
                isOK = doUpdate(actionForm, request, response);
            } else if (webAction == ACTION_DELETE) {
                isOK = doDelete(actionForm, request, response);
            }
        }
        String strMsg = isOK ? "操作成功" : "操作失败";
        request.setAttribute("message", strMsg);
        return mapping.findForward(isOK ? "success" : "failure");
    }
    /**
     * @param form
     * @param request
     * @param response
     * @return
     * @throws Exception
     */
    private boolean doCreate(MovieChapterForm form, HttpServletRequest request, HttpServletResponse response) throws Exception {
        try {
        	MovieChapter item = new MovieChapter();
        	item.setMovieId(form.getMovieId());
        	System.out.println("*************************************"+form.getMovieId());
			item.setTitle(form.getTitle());
			item.setStreamUrl(form.getStreamUrl());
			item.setDownloadUrl(form.getDownloadUrl());
			item.setSortOrder(form.getSortOrder());
			item.setUserLastUpdate(form.getUserLastUpdate());
			item.setAccessCount(form.getAccessCount());
			item.setApproved(form.isApproved());
			MovieChapters nh = new MovieChapters();
            nh.createMovieChapter(item);
        } catch (Exception e) {
            AppLogger.error("MovieChapterAction.doCreate() Exception: " + e.getMessage());
            return false;
        }
        return true;
    }
    /**
     * @param form
     * @param request
     * @param response
     * @return
     * @throws Exception
     */
    private boolean doUpdate(MovieChapterForm form, HttpServletRequest request, HttpServletResponse response) throws Exception {
        MovieChapters helper = new MovieChapters();
        try {
            MovieChapter item = helper.getMovieChapter(form.getIndexId());
            item.setMovieId(form.getMovieId());
			item.setTitle(form.getTitle());
			item.setStreamUrl(form.getStreamUrl());
			item.setDownloadUrl(form.getDownloadUrl());
			item.setSortOrder(form.getSortOrder());
			item.setUserLastUpdate(form.getUserLastUpdate());
			item.setAccessCount(form.getAccessCount());
			item.setApproved(form.isApproved());
			MovieChapters nh = new MovieChapters();
            nh.updateMovieChapter(item);
        } catch (Exception e) {
            AppLogger.error("MovieChapterAction.doUpdate() Exception: " + e.getMessage());
            return false;
        }
        return true;
    }
    /**
     * @param form
     * @param request
     * @param response
     * @return
     * @throws Exception
     */
    private boolean doDelete(MovieChapterForm form, HttpServletRequest request, HttpServletResponse response) throws Exception {
        String[] strIdList = form.getDeletes().split(";");
        MovieChapters nh = new MovieChapters();
        boolean returnValue = true;
        // parse id(s) and delete them.
        for (int i = 0; i < strIdList.length; i++) {
            try {
                if (strIdList[i] == null || strIdList[i].length() < 1) continue;
                int itemId = Integer.parseInt(strIdList[i]);
                nh.deleteItem(itemId);
            } catch (NumberFormatException e) {
                AppLogger.error("NumberFormatException: MovieChapterAction.doDelete() - parse id error, contiune.");
                continue;
            } catch (ResourceException e) {
                AppLogger.error("ResourceException: MovieChapterAction.doDelete() - " + e.getMessage());
                returnValue = false;
            }
        }
        return returnValue;
    }
}