hotmovieaction.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.Movies;
import com.eline.vod.exceptions.ResourceException;
public class HotMovieAction extends Action {
    private static final int ACTION_CREATE = 0;
    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, HotMovieAction.execute()");
        boolean isOK = false;
        int webAction = StringUtils.getInt(request.getParameter("webAction"), -1);
        if (form instanceof HotMovieForm) {
        	HotMovieForm actionForm = (HotMovieForm) form;
            if (webAction == ACTION_CREATE) {
                isOK = doCreate(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(HotMovieForm form, HttpServletRequest request, HttpServletResponse response) throws Exception {
    	String[] strIdList = form.getMovieId().split(";");
        Movies nh = new Movies();
        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.createHotMovie(itemId);
            } catch (NumberFormatException e) {
                AppLogger.error("NumberFormatException: MovieAction.doDelete() - parse id error, contiune.");
                continue;
            } catch (ResourceException e) {
                AppLogger.error("ResourceException: MovieAction.doDelete() - " + e.getMessage());
                returnValue = false;
            }
        }
        return returnValue;
    }
    private boolean doDelete(HotMovieForm form, HttpServletRequest request, HttpServletResponse response) throws Exception {
        String[] strIdList = form.getMovieId().split(";");
        Movies nh = new Movies();
        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.deleteHotMovie(itemId);
            } catch (NumberFormatException e) {
                AppLogger.error("NumberFormatException: MovieAction.doDelete() - parse id error, contiune.");
                continue;
            } catch (ResourceException e) {
                AppLogger.error("ResourceException: MovieAction.doDelete() - " + e.getMessage());
                returnValue = false;
            }
        }
        return returnValue;
    }
}