oplistaction.java

功能完善的java开发框架

package news.web;

import com.jdon.controller.model.PageIterator;
import com.jdon.strutsutil.*;
import javax.servlet.http.*;
import com.jdon.controller.model.Model;
import news.ejb.NewsManagerLocal;
import com.jdon.controller.WebAppUtil;
import com.jdon.util.Debug;
import news.ejb.OpinionManagerLocal;

public class OpListAction extends ModelListAction {
   private final static String module = OpListAction.class.getName();

   public PageIterator getPageIterator(HttpServletRequest request, int start, int count) {
    PageIterator pageIterator = null;
    try {
      OpinionManagerLocal opinionManager = (OpinionManagerLocal) WebAppUtil.
          getEJBService("opinionManager",  request);
      String newsId = request.getParameter("newsId");
      Debug.logVerbose(" newsId = " + newsId);
      pageIterator = opinionManager.getNewsOpPage(newsId, start, count);
    }
    catch (Exception ex) {
      Debug.logError(ex, module);
    }
    return pageIterator;
  }

  public Model findModelByKey(HttpServletRequest request, Object key) {
    OpinionManagerLocal opinionManager = null;
     try {
       opinionManager = (OpinionManagerLocal) WebAppUtil.getEJBService("opinionManager",
           request);
     }
     catch (Exception ex) {
       Debug.logError(ex, module);
     }
     return opinionManager.getNewsOp( (String) key);
  }
}