1 /* 2 * Copyright (C) 2012 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 package com.android.deskclock.worldclock; 18 19 import android.content.SharedPreferences; 20 import android.util.Log; 21 22 import java.util.Collection; 23 import java.util.HashMap; 24 import java.util.Iterator; 25 26 public class Cities { 27 28 public static final String WORLDCLOCK_UPDATE_INTENT = "com.android.deskclock.worldclock.update"; 29 private static final String NUMBER_OF_CITIES = "number_of_cities"; 30 31 public static void saveCitiesToSharedPrefs( 32 SharedPreferences prefs, HashMap<String, CityObj> cities) { 33 SharedPreferences.Editor editor = prefs.edit(); 34 editor.putInt(NUMBER_OF_CITIES, cities.size()); 35 Collection<CityObj> col = cities.values(); 36 Iterator<CityObj> i = col.iterator(); 37 int count = 0; 38 while (i.hasNext()) { 39 CityObj c = i.next(); 40 c.saveCityToSharedPrefs(editor, count); 41 count++; 42 } 43 editor.apply(); 44 } 45 46 public static HashMap<String, CityObj> readCitiesFromSharedPrefs(SharedPreferences prefs) { 47 int size = prefs.getInt(NUMBER_OF_CITIES, -1); 48 HashMap<String, CityObj> c = new HashMap<String, CityObj>(); 49 if (size > 0) { 50 for (int i = 0; i < size; i++) { 51 CityObj o = new CityObj(prefs, i); 52 if (o.mCityName != null && o.mTimeZone != null) { 53 c.put(o.mCityId, o); 54 } 55 } 56 } 57 return c; 58 } 59 60 private static void dumpCities(SharedPreferences prefs, String title) { 61 int size = prefs.getInt(NUMBER_OF_CITIES, -1); 62 Log.d("Cities", "Selected Cities List " + title); 63 Log.d("Cities", "Number of cities " + size); 64 HashMap<String, CityObj> c = new HashMap<String, CityObj>(); 65 if (size > 0) { 66 for (int i = 0; i < size; i++) { 67 CityObj o = new CityObj(prefs, i); 68 if (o.mCityName != null && o.mTimeZone != null) { 69 Log.d("Cities", "Name " + o.mCityName + " tz " + o.mTimeZone); 70 } 71 } 72 } 73 } 74 } 75
