Android Open Source - Is-It-Here-Yet Route List Proxy

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Back to project page Is-It-Here-Yet.

License

The source code is released under:

GNU General Public License

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Java Source Code

/**
 * Is It Here Yet? is a simple Android application that reads the
 * NextBus public XML feed and displays the arrival times for
 * transit vehicles for a chosen stop. /*  w  w w.  ja  va  2s.c o  m*/
 * Copyright (C) 2011 Matthew Lam
 *
 * Is It Here Yet? is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * Is It Here Yet? is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 * 
 * You should have received a copy of the GNU General Public License
 * along with Is It Here Yet?.  If not, see <http://www.gnu.org/licenses/>.
 */

package com.sudfiwe.iihy.data.route;

import java.util.ArrayList;

import com.sudfiwe.iihy.data.agency.Agency;
import com.sudfiwe.iihy.io.DBFacade;
import com.sudfiwe.iihy.io.DBResult;
import com.sudfiwe.iihy.util.Filter;
import com.sudfiwe.iihy.util.Filter.FilterType;

public class RouteListProxy implements IRouteList {

  private Agency agency;
  private RouteList realList;
  
  public RouteListProxy(Agency pAgency) {
    
    agency=pAgency;
  }
  
  private void generateList() {
    
    if (realList==null) {
      
      regenerateList();
    }
  }
  
  public void regenerateList() {
    
    Filter f=new Filter();
    f.addEntry(FilterType.ROUTE_AGENCYTAG,
        agency.getTag());
    
    DBResult<ArrayList<Route>> res=
      (DBResult<ArrayList<Route>>)
      DBFacade.getInstance().getList(
          Route.class,f);
    
    realList=new RouteList();
    
    if (res.getSuccess()) {
      
      realList.setList(res.getObject());
    }
  }
  
  public Route getItem(String tag) {
    
    generateList();
    
    return realList.getItem(tag);
  }
  
  public Route[] getList() {
    
    generateList();
    
    return realList.getList();
  }
}

Java Source Code List