Android Open Source - Is-It-Here-Yet Mapper Factory

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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. //from  w  w  w  . j  av  a2s  .  c  om
 * 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.io.mapper;

import com.sudfiwe.iihy.data.Preferences;
import com.sudfiwe.iihy.data.agency.Agency;
import com.sudfiwe.iihy.data.predict.PredictionList;
import com.sudfiwe.iihy.data.route.Route;
import com.sudfiwe.iihy.data.stop.StopList;

public class MapperFactory {

  private static MapperFactory instance;
  
  private AgencyListMapper agencyListMapper;
  private PredictionListMapper predictionListMapper;
  private PreferencesMapper preferencesMapper;
  private RouteListMapper routeListMapper;
  private StopListMapper stopListMapper;
  
  private MapperFactory() {
    
    agencyListMapper=new AgencyListMapper();
    predictionListMapper=new PredictionListMapper();
    preferencesMapper=new PreferencesMapper();
    routeListMapper=new RouteListMapper();
    stopListMapper=new StopListMapper();
  }
  
  public IMapper getMapper(Class<?> cls) {
    IMapper mapper=null;
    
    String name=cls.getName();
    if (Agency.class.getName().equals(name)) {

      mapper=agencyListMapper;
    } else if (PredictionList.class.getName().equals(name)) {
      mapper=predictionListMapper;
    } else if (Preferences.class.getName().equals(name)) {
      mapper=preferencesMapper;
    } else if (Route.class.getName().equals(name)) {
      mapper=routeListMapper;
    } else if (StopList.class.getName().equals(name)) {
      mapper=stopListMapper;
    } 
    
    return mapper;
  }
  
  public static MapperFactory getInstance() {
    
    if (instance==null) {
      instance=new MapperFactory();
    }
    
    return instance;
  }
}

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