movieinaction.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 MovieInAction extends Action {
	private static final int ACTION_IN	= 1;
	private static final int ACTION_D	= 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, MovieInAction.execute()");

		boolean isOK = false;
		int webAction = StringUtils.getInt(request.getParameter("webAction"), -1);

		if (form instanceof MovieInForm) {
			MovieInForm actionForm = (MovieInForm) form;
			
			if (webAction == ACTION_IN) {
				isOK = doSort(actionForm, request, response);
			} else if (webAction == ACTION_D) {
                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");
	}

	private boolean doSort(MovieInForm form, HttpServletRequest request,
			HttpServletResponse response) throws Exception {

		String s1 = form.getSelectedItems();
		int movieID = form.getIndexID();
		System.out.println("movieid"+movieID);
		
		int itemCount = 0;

		if (s1 == null)
			return false;

		String[] itemIds = s1.split(";");
		
		Movies ch = new Movies();
		
		for (int i = 0; i < itemIds.length; i ++) {
			try {
				int GroupID = Integer.parseInt(itemIds[i]);
				System.out.println("id="+GroupID);
				ch.MovieInGroup(movieID,GroupID);
				itemCount ++;
			} catch (NumberFormatException e) {
				continue;
			} catch (ResourceException e) {
				e.printStackTrace();
				return false;
			}
		}

		return itemCount > 0 ? true : false;
	}
	
	private boolean doDelete(MovieInForm form, HttpServletRequest request, HttpServletResponse response) throws Exception {
        String[] strIdList = form.getGroupId().split(";");
        int movieId = form.getMovieId();
        Movies ch = 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 groupId = Integer.parseInt(strIdList[i]);
                ch.deleteMovieIn(groupId,movieId);
            } 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;
    }
}