notemanage.java

是一个网站的博客系统

package com.opensource.blog.web.action;

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.action.ActionMessage;
import org.apache.struts.action.ActionMessages;

import com.laoer.comm.web.PageList;
import com.laoer.comm.web.Pages;
import com.opensource.blog.exception.BlogException;
import com.opensource.blog.model.Note;
import com.opensource.blog.service.NoteService;
import com.opensource.blog.web.form.NoteManageForm;
import com.opensource.blog.web.servlet.UserSession;

public class NoteManage
    extends BaseAction {

  private NoteService noteService;

  public ActionForward execute(ActionMapping actionMapping, ActionForm actionForm,
                               HttpServletRequest servletRequest,
                               HttpServletResponse servletResponse) {

    NoteManageForm form = (NoteManageForm) actionForm;

    ActionMessages errors = new ActionMessages();

    UserSession us = this.getUserSession(servletRequest);

    if (form.getAction().equals("list")) {
      Pages pages = new Pages(servletRequest.getLocale());
      pages.setPage(form.getPage());
      pages.setPerPageNum(us.getBlog().getPerartnum());
      pages.setStyle(1);
      pages.setFileName("noteManage.do?action=" + form.getAction());

      PageList pl = this.getNoteService().findNotesByBlogID(us.getBlog().getId().longValue(), pages);
      servletRequest.setAttribute("pl", pl);
      return actionMapping.findForward("notemanage");
    }

    if (form.getAction().equalsIgnoreCase("del")) {
      Note note = this.getNoteService().findNoteByID_BlogID(form.getNoteid(),
          us.getBlog().getId().longValue());
      if (note != null) {
        try {
          this.getNoteService().removeNote(note);
          return new ActionForward("/noteManage.do?action=list", true);
        }
        catch (BlogException ex) {
          errors.add("error.note.del.error", new ActionMessage("error.note.del.error"));
          saveErrors(servletRequest, errors);
          return actionMapping.findForward("error");
        }
      }
    }

    return actionMapping.findForward("error");
  }

  public NoteService getNoteService() {
    return noteService;
  }

  public void setNoteService(NoteService noteService) {
    this.noteService = noteService;
  }
}