menumanager.java

jsp网站开发四“酷”全书原码

package com.publish.shop.taglib;

import java.util.*;
public class MenuManager{

  public ArrayList initMenu(ArrayList listBaseMenu){
    ArrayList list = new ArrayList();
    if(listBaseMenu!=null && listBaseMenu.size()>0){
      Menu tempMenu = null;
      for(int i=0;i<listBaseMenu.size();i++){
        tempMenu = (Menu)listBaseMenu.get(i);
        if(tempMenu.getMenuLevel()==1){
          list.add(tempMenu);
        }
        if(tempMenu.getMenuLevel()==2){
          Menu parentMenu = getMenu(tempMenu.getParentMenuID(),listBaseMenu);
          tempMenu.setParent(parentMenu);
        }
        if(tempMenu.getMenuLevel()==3){
          Menu parentMenu = getMenu(tempMenu.getParentMenuID(),listBaseMenu);
          tempMenu.setParent(parentMenu);
        }
      }
      //init first list menu's action
      for(int i=0;i<list.size();i++){
        tempMenu = (Menu)list.get(i);
        List listSubMenu = tempMenu.getChilds();
        Menu subMenu = null;
        Menu subSubMenu = null;
        for(int ii=0;ii<listSubMenu.size();ii++){
          subMenu = (Menu)listSubMenu.get(ii);
          if(subMenu!=null){
            subSubMenu = subMenu.getChildAt(0);
            if(subSubMenu!=null)
              subMenu.setMenuLink(subSubMenu.getMenuLink());
          }
        }
        subMenu = tempMenu.getChildAt(0);
        if(subMenu!=null){
          tempMenu.setMenuLink(subMenu.getMenuLink());
        }
      }
    }
    return list;
  }
  private Menu getMenu(String menuId,ArrayList listMenu){
    Menu lMenu = null;
    Menu tempMenu = null;
    if(listMenu!=null && listMenu.size()>0){
      for(int i=0;i<listMenu.size();i++){
        tempMenu = (Menu)listMenu.get(i);
        if(menuId.equals(tempMenu.getMenuID())){
          lMenu = tempMenu;
          return lMenu;
        }
      }
    }
    return lMenu;
  }
}