1b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan/* 2b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan * Copyright (C) 2013 The Android Open Source Project 3b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan * 4b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan * Licensed under the Apache License, Version 2.0 (the "License"); 5b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan * you may not use this file except in compliance with the License. 6b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan * You may obtain a copy of the License at 7b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan * 8b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan * http://www.apache.org/licenses/LICENSE-2.0 9b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan * 10b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan * Unless required by applicable law or agreed to in writing, software 11b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan * distributed under the License is distributed on an "AS IS" BASIS, 12b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan * See the License for the specific language governing permissions and 14b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan * limitations under the License. 15b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan */ 16b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan 17b1b7080deea42aa533c3757b585cf765c6b76732Michael Chanpackage com.android.timezonepicker; 18b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan 19b1b7080deea42aa533c3757b585cf765c6b76732Michael Chanimport android.content.Context; 20143a7e20a46dbd66bec4e4d7e8e0dcb693d343d3Michael Chanimport android.text.Spannable; 21143a7e20a46dbd66bec4e4d7e8e0dcb693d343d3Michael Chanimport android.text.Spannable.Factory; 22b1b7080deea42aa533c3757b585cf765c6b76732Michael Chanimport android.text.format.DateUtils; 23b1b7080deea42aa533c3757b585cf765c6b76732Michael Chanimport android.text.format.Time; 24143a7e20a46dbd66bec4e4d7e8e0dcb693d343d3Michael Chanimport android.text.style.ForegroundColorSpan; 25b1b7080deea42aa533c3757b585cf765c6b76732Michael Chanimport android.util.Log; 26b1b7080deea42aa533c3757b585cf765c6b76732Michael Chanimport android.util.SparseArray; 27b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan 28b1b7080deea42aa533c3757b585cf765c6b76732Michael Chanimport java.lang.reflect.Field; 29b1b7080deea42aa533c3757b585cf765c6b76732Michael Chanimport java.text.DateFormat; 30b1b7080deea42aa533c3757b585cf765c6b76732Michael Chanimport java.util.Arrays; 31b1b7080deea42aa533c3757b585cf765c6b76732Michael Chanimport java.util.Date; 32b1b7080deea42aa533c3757b585cf765c6b76732Michael Chanimport java.util.Formatter; 33b1b7080deea42aa533c3757b585cf765c6b76732Michael Chanimport java.util.Locale; 34b1b7080deea42aa533c3757b585cf765c6b76732Michael Chanimport java.util.TimeZone; 35b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan 36b1b7080deea42aa533c3757b585cf765c6b76732Michael Chanpublic class TimeZoneInfo implements Comparable<TimeZoneInfo> { 37adbe2ac08b1456d2ed2e4adc2afa9c078a3e028eSam Blitzstein private static final int GMT_TEXT_COLOR = TimeZonePickerUtils.GMT_TEXT_COLOR; 38adbe2ac08b1456d2ed2e4adc2afa9c078a3e028eSam Blitzstein private static final int DST_SYMBOL_COLOR = TimeZonePickerUtils.DST_SYMBOL_COLOR; 39b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan private static final char SEPARATOR = ','; 40b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan private static final String TAG = null; 41b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan public static int NUM_OF_TRANSITIONS = 6; 42b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan public static long time = System.currentTimeMillis() / 1000; 43b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan public static boolean is24HourFormat; 44143a7e20a46dbd66bec4e4d7e8e0dcb693d343d3Michael Chan private static final Factory mSpannableFactory = Spannable.Factory.getInstance(); 45b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan 46b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan TimeZone mTz; 47b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan public String mTzId; 48b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan int mRawoffset; 49b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan public int[] mTransitions; // may have trailing 0's. 50b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan public String mCountry; 51b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan public int groupId; 52b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan public String mDisplayName; 53b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan private Time recycledTime = new Time(); 54b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan private static StringBuilder mSB = new StringBuilder(50); 55b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan private static Formatter mFormatter = new Formatter(mSB, Locale.getDefault()); 56b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan 57b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan public TimeZoneInfo(TimeZone tz, String country) { 58b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan mTz = tz; 59b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan mTzId = tz.getID(); 60b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan mCountry = country; 61b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan mRawoffset = tz.getRawOffset(); 62b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan 63b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan try { 64b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan mTransitions = getTransitions(tz, time); 65b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan } catch (NoSuchFieldException ignored) { 66b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan } catch (IllegalAccessException ignored) { 67b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan ignored.printStackTrace(); 68b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan } 69b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan } 70b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan 71b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan SparseArray<String> mLocalTimeCache = new SparseArray<String>(); 72b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan long mLocalTimeCacheReferenceTime = 0; 73b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan static private long mGmtDisplayNameUpdateTime; 74143a7e20a46dbd66bec4e4d7e8e0dcb693d343d3Michael Chan static private SparseArray<CharSequence> mGmtDisplayNameCache = 75143a7e20a46dbd66bec4e4d7e8e0dcb693d343d3Michael Chan new SparseArray<CharSequence>(); 76b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan 77b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan public String getLocalTime(long referenceTime) { 78b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan recycledTime.timezone = TimeZone.getDefault().getID(); 79b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan recycledTime.set(referenceTime); 80b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan 81b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan int currYearDay = recycledTime.year * 366 + recycledTime.yearDay; 82b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan 83b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan recycledTime.timezone = mTzId; 84b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan recycledTime.set(referenceTime); 85b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan 86b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan String localTimeStr = null; 87b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan 88b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan int hourMinute = recycledTime.hour * 60 + 89b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan recycledTime.minute; 90b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan 91b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan if (mLocalTimeCacheReferenceTime != referenceTime) { 92b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan mLocalTimeCacheReferenceTime = referenceTime; 93b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan mLocalTimeCache.clear(); 94b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan } else { 95b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan localTimeStr = mLocalTimeCache.get(hourMinute); 96b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan } 97b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan 98b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan if (localTimeStr == null) { 99b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan String format = "%I:%M %p"; 100b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan if (currYearDay != (recycledTime.year * 366 + recycledTime.yearDay)) { 101b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan if (is24HourFormat) { 102b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan format = "%b %d %H:%M"; 103b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan } else { 104b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan format = "%b %d %I:%M %p"; 105b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan } 106b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan } else if (is24HourFormat) { 107b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan format = "%H:%M"; 108b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan } 109b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan 110b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan // format = "%Y-%m-%d %H:%M"; 111b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan localTimeStr = recycledTime.format(format); 112b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan mLocalTimeCache.put(hourMinute, localTimeStr); 113b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan } 114b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan 115b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan return localTimeStr; 116b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan } 117b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan 118b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan public int getLocalHr(long referenceTime) { 1190717b65fee21de6a321e42c9f3852f8b622c3215Michael Chan recycledTime.timezone = mTzId; 120b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan recycledTime.set(referenceTime); 121b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan return recycledTime.hour; 122b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan } 123b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan 124b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan public int getNowOffsetMillis() { 125b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan return mTz.getOffset(System.currentTimeMillis()); 126b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan } 127b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan 128b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan /* 129b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan * The method is synchronized because there's one mSB, which is used by 130b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan * mFormatter, per instance. If there are multiple callers for 131b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan * getGmtDisplayName, the output may be mangled. 132b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan */ 133143a7e20a46dbd66bec4e4d7e8e0dcb693d343d3Michael Chan public synchronized CharSequence getGmtDisplayName(Context context) { 134b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan // TODO Note: The local time is shown in current time (current GMT 135b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan // offset) which may be different from the time specified by 136b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan // mTimeMillis 137b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan 138b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan final long nowMinute = System.currentTimeMillis() / DateUtils.MINUTE_IN_MILLIS; 139b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan final long now = nowMinute * DateUtils.MINUTE_IN_MILLIS; 140b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan final int gmtOffset = mTz.getOffset(now); 141b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan int cacheKey; 142b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan 143b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan boolean hasFutureDST = mTz.useDaylightTime(); 144b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan if (hasFutureDST) { 145b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan cacheKey = (int) (gmtOffset + 36 * DateUtils.HOUR_IN_MILLIS); 146b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan } else { 147b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan cacheKey = (int) (gmtOffset - 36 * DateUtils.HOUR_IN_MILLIS); 148b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan } 149b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan 150143a7e20a46dbd66bec4e4d7e8e0dcb693d343d3Michael Chan CharSequence displayName = null; 151b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan if (mGmtDisplayNameUpdateTime != nowMinute) { 152b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan mGmtDisplayNameUpdateTime = nowMinute; 153b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan mGmtDisplayNameCache.clear(); 154b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan } else { 155b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan displayName = mGmtDisplayNameCache.get(cacheKey); 156b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan } 157b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan 158b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan if (displayName == null) { 159b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan mSB.setLength(0); 160b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan int flags = DateUtils.FORMAT_ABBREV_ALL; 161b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan flags |= DateUtils.FORMAT_SHOW_TIME; 162b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan if (TimeZoneInfo.is24HourFormat) { 163b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan flags |= DateUtils.FORMAT_24HOUR; 164b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan } 165b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan 166b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan // mFormatter writes to mSB 167b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan DateUtils.formatDateRange(context, mFormatter, now, now, flags, mTzId); 1685f2204bc83982ec4ffec0e01efa39325b4fe58aeSam Blitzstein mSB.append(" "); 169adbe2ac08b1456d2ed2e4adc2afa9c078a3e028eSam Blitzstein int gmtStart = mSB.length(); 170143a7e20a46dbd66bec4e4d7e8e0dcb693d343d3Michael Chan TimeZonePickerUtils.appendGmtOffset(mSB, gmtOffset); 171adbe2ac08b1456d2ed2e4adc2afa9c078a3e028eSam Blitzstein int gmtEnd = mSB.length(); 172b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan 173adbe2ac08b1456d2ed2e4adc2afa9c078a3e028eSam Blitzstein int symbolStart = 0; 174adbe2ac08b1456d2ed2e4adc2afa9c078a3e028eSam Blitzstein int symbolEnd = 0; 175b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan if (hasFutureDST) { 176143a7e20a46dbd66bec4e4d7e8e0dcb693d343d3Michael Chan mSB.append(' '); 177adbe2ac08b1456d2ed2e4adc2afa9c078a3e028eSam Blitzstein symbolStart = mSB.length(); 178143a7e20a46dbd66bec4e4d7e8e0dcb693d343d3Michael Chan mSB.append(TimeZonePickerUtils.getDstSymbol()); // Sun symbol 179adbe2ac08b1456d2ed2e4adc2afa9c078a3e028eSam Blitzstein symbolEnd = mSB.length(); 180adbe2ac08b1456d2ed2e4adc2afa9c078a3e028eSam Blitzstein } 181adbe2ac08b1456d2ed2e4adc2afa9c078a3e028eSam Blitzstein 182adbe2ac08b1456d2ed2e4adc2afa9c078a3e028eSam Blitzstein // Set the gray colors. 183adbe2ac08b1456d2ed2e4adc2afa9c078a3e028eSam Blitzstein Spannable spannableText = mSpannableFactory.newSpannable(mSB); 184adbe2ac08b1456d2ed2e4adc2afa9c078a3e028eSam Blitzstein spannableText.setSpan(new ForegroundColorSpan(GMT_TEXT_COLOR), 185adbe2ac08b1456d2ed2e4adc2afa9c078a3e028eSam Blitzstein gmtStart, gmtEnd, Spannable.SPAN_EXCLUSIVE_EXCLUSIVE); 186143a7e20a46dbd66bec4e4d7e8e0dcb693d343d3Michael Chan 187adbe2ac08b1456d2ed2e4adc2afa9c078a3e028eSam Blitzstein if (hasFutureDST) { 188adbe2ac08b1456d2ed2e4adc2afa9c078a3e028eSam Blitzstein spannableText.setSpan(new ForegroundColorSpan(DST_SYMBOL_COLOR), 189adbe2ac08b1456d2ed2e4adc2afa9c078a3e028eSam Blitzstein symbolStart, symbolEnd, Spannable.SPAN_EXCLUSIVE_EXCLUSIVE); 190b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan } 191adbe2ac08b1456d2ed2e4adc2afa9c078a3e028eSam Blitzstein displayName = spannableText; 192b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan mGmtDisplayNameCache.put(cacheKey, displayName); 193b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan } 194b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan return displayName; 195b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan } 196b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan 197b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan private static int[] getTransitions(TimeZone tz, long time) 198b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan throws IllegalAccessException, NoSuchFieldException { 199b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan Class<?> zoneInfoClass = tz.getClass(); 200b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan Field mTransitionsField = zoneInfoClass.getDeclaredField("mTransitions"); 201b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan mTransitionsField.setAccessible(true); 202b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan int[] objTransitions = (int[]) mTransitionsField.get(tz); 203b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan int[] transitions = null; 204b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan if (objTransitions.length != 0) { 205b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan transitions = new int[NUM_OF_TRANSITIONS]; 206b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan int numOfTransitions = 0; 207b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan for (int i = 0; i < objTransitions.length; ++i) { 208b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan if (objTransitions[i] < time) { 209b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan continue; 210b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan } 211b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan transitions[numOfTransitions++] = objTransitions[i]; 212b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan if (numOfTransitions == NUM_OF_TRANSITIONS) { 213b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan break; 214b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan } 215b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan } 216b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan } 217b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan return transitions; 218b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan } 219b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan 220b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan public boolean hasSameRules(TimeZoneInfo tzi) { 221b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan // this.mTz.hasSameRules(tzi.mTz) 222b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan 223b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan return this.mRawoffset == tzi.mRawoffset 224b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan && Arrays.equals(this.mTransitions, tzi.mTransitions); 225b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan } 226b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan 227b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan @Override 228b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan public String toString() { 229b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan StringBuilder sb = new StringBuilder(); 230b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan 231b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan final String country = this.mCountry; 232b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan final TimeZone tz = this.mTz; 233b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan 234b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan sb.append(mTzId); 235b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan sb.append(SEPARATOR); 236b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan sb.append(tz.getDisplayName(false /* daylightTime */, TimeZone.LONG)); 237b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan sb.append(SEPARATOR); 238b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan sb.append(tz.getDisplayName(false /* daylightTime */, TimeZone.SHORT)); 239b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan sb.append(SEPARATOR); 240b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan if (tz.useDaylightTime()) { 241b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan sb.append(tz.getDisplayName(true, TimeZone.LONG)); 242b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan sb.append(SEPARATOR); 243b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan sb.append(tz.getDisplayName(true, TimeZone.SHORT)); 244b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan } else { 245b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan sb.append(SEPARATOR); 246b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan } 247b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan sb.append(SEPARATOR); 248b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan sb.append(tz.getRawOffset() / 3600000f); 249b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan sb.append(SEPARATOR); 250b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan sb.append(tz.getDSTSavings() / 3600000f); 251b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan sb.append(SEPARATOR); 252b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan sb.append(country); 253b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan sb.append(SEPARATOR); 254b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan 255b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan // 1-1-2013 noon GMT 256b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan sb.append(getLocalTime(1357041600000L)); 257b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan sb.append(SEPARATOR); 258b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan 259b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan // 3-15-2013 noon GMT 260b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan sb.append(getLocalTime(1363348800000L)); 261b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan sb.append(SEPARATOR); 262b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan 263b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan // 7-1-2013 noon GMT 264b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan sb.append(getLocalTime(1372680000000L)); 265b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan sb.append(SEPARATOR); 266b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan 267b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan // 11-01-2013 noon GMT 268b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan sb.append(getLocalTime(1383307200000L)); 269b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan sb.append(SEPARATOR); 270b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan 271b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan // if (this.mTransitions != null && this.mTransitions.length != 0) { 272b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan // sb.append('"'); 273b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan // DateFormat df = new SimpleDateFormat("yyyy-MM-dd' 'HH:mm:ss Z", 274b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan // Locale.US); 275b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan // df.setTimeZone(tz); 276b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan // DateFormat weekdayFormat = new SimpleDateFormat("EEEE", Locale.US); 277b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan // weekdayFormat.setTimeZone(tz); 278b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan // Formatter f = new Formatter(sb); 279b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan // for (int i = 0; i < this.mTransitions.length; ++i) { 280b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan // if (this.mTransitions[i] < time) { 281b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan // continue; 282b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan // } 283b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan // 284b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan // String fromTime = formatTime(df, this.mTransitions[i] - 1); 285b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan // String toTime = formatTime(df, this.mTransitions[i]); 286b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan // f.format("%s -> %s (%d)", fromTime, toTime, this.mTransitions[i]); 287b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan // 288b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan // String weekday = weekdayFormat.format(new Date(1000L * 289b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan // this.mTransitions[i])); 290b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan // if (!weekday.equals("Sunday")) { 291b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan // f.format(" -- %s", weekday); 292b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan // } 293b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan // sb.append("##"); 294b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan // } 295b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan // sb.append('"'); 296b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan // } 297b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan // sb.append(SEPARATOR); 298b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan sb.append('\n'); 299b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan return sb.toString(); 300b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan } 301b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan 302b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan private static String formatTime(DateFormat df, int s) { 303b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan long ms = s * 1000L; 304b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan return df.format(new Date(ms)); 305b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan } 306b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan 307b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan /* 308b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan * Returns a negative integer if this instance is less than the other; a 309b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan * positive integer if this instance is greater than the other; 0 if this 310b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan * instance has the same order as the other. 311b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan */ 312b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan @Override 313b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan public int compareTo(TimeZoneInfo other) { 3141989c63ae3f98b5088e27564cd397ef5e8affaeaMichael Chan if (this.getNowOffsetMillis() != other.getNowOffsetMillis()) { 31509a2165919cb9b67c95b7885357c78e20bf5d9fbSam Blitzstein return (other.getNowOffsetMillis() < this.getNowOffsetMillis()) ? -1 : 1; 316b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan } 317b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan 318b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan // By country 319b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan if (this.mCountry == null) { 320b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan if (other.mCountry != null) { 321b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan return 1; 322b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan } 323b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan } 324b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan 325b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan if (other.mCountry == null) { 326b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan return -1; 327b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan } else { 328b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan int diff = this.mCountry.compareTo(other.mCountry); 329b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan 330b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan if (diff != 0) { 331b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan return diff; 332b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan } 333b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan } 334b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan 335b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan if (Arrays.equals(this.mTransitions, other.mTransitions)) { 336b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan Log.e(TAG, "Not expected to be comparing tz with the same country, same offset," + 337b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan " same dst, same transitions:\n" + this.toString() + "\n" + other.toString()); 338b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan } 339b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan 340b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan // Finally diff by display name 3415e905dfdd9c374ddf708d19062501038211356d2Michael Chan if (mDisplayName != null && other.mDisplayName != null) 3425e905dfdd9c374ddf708d19062501038211356d2Michael Chan return this.mDisplayName.compareTo(other.mDisplayName); 3435e905dfdd9c374ddf708d19062501038211356d2Michael Chan 344b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan return this.mTz.getDisplayName(Locale.getDefault()).compareTo( 345b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan other.mTz.getDisplayName(Locale.getDefault())); 3465e905dfdd9c374ddf708d19062501038211356d2Michael Chan 347b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan } 348b1b7080deea42aa533c3757b585cf765c6b76732Michael Chan} 349