package com.svse.struts.action; import java.util.List; 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.actions.DispatchAction; import com.svse.struts.entity.TBoard; import com.svse.struts.entity.TType; import com.svse.struts.form.BoardForm; import com.svse.struts.impl.BoardImpl; import com.svse.struts.impl.TypeImpl; import com.svse.struts.service.BoardService; import com.svse.struts.service.TypeService; public class BoardAction extends DispatchAction { private BoardService boardService = new BoardImpl(); private TypeService typeService = new TypeImpl(); /*** * */ public ActionForward all(ActionMapping mapping, ActionForm form, HttpServletRequest request, HttpServletResponse response) { BoardForm boardForm = (BoardForm) form; //怎么在demo.jsp页面中显示所查询的type.getTName()和board.getBName()的值,向这样嵌套循环,用什么标签<c:foreach>还是<logic>?第二个循环是根据第一个循环条件获得的 List<TType> typeList = typeService.getAllType(); for (TType type : typeList) { System.out.println(type.getTName()); List<TBoard> title = boardService.getAllTitle(type.getTId());//根据ID查询所有版面信息 request.setAttribute("title", title); for (TBoard board : title) { System.out.println("________________"+board.getBName()); } } return new ActionForward("/user/demo.jsp",false);//请求转发 } }
1 楼
夜里几度惆怅
2012-01-10
后台:request.setAttribute("typeList", typeList );
request.setAttribute("title ", title );
demo.jsp用<c:forEach items="${typeList}" var="TType"></c:forEach>
request.setAttribute("title ", title );
demo.jsp用<c:forEach items="${typeList}" var="TType"></c:forEach>