| /* |
| * Copyright (C) 2017 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| package com.android.settings.datetime.timezone; |
| |
| import android.icu.text.TimeZoneFormat; |
| import android.icu.text.TimeZoneNames; |
| import android.icu.util.TimeZone; |
| import android.text.TextUtils; |
| |
| import com.android.settingslib.datetime.ZoneGetter; |
| |
| import java.util.Date; |
| import java.util.Locale; |
| |
| /** |
| * Data object containing information for displaying a time zone for the user to select. |
| */ |
| public class TimeZoneInfo { |
| |
| private final String mId; |
| private final TimeZone mTimeZone; |
| private final String mGenericName; |
| private final String mStandardName; |
| private final String mDaylightName; |
| private final String mExemplarLocation; |
| private final CharSequence mGmtOffset; |
| |
| public TimeZoneInfo(Builder builder) { |
| mTimeZone = builder.mTimeZone; |
| mId = mTimeZone.getID(); |
| mGenericName = builder.mGenericName; |
| mStandardName = builder.mStandardName; |
| mDaylightName = builder.mDaylightName; |
| mExemplarLocation = builder.mExemplarLocation; |
| mGmtOffset = builder.mGmtOffset; |
| } |
| |
| public String getId() { |
| return mId; |
| } |
| |
| public TimeZone getTimeZone() { |
| return mTimeZone; |
| } |
| |
| public String getExemplarLocation() { |
| return mExemplarLocation; |
| } |
| |
| public String getGenericName() { |
| return mGenericName; |
| } |
| |
| public String getStandardName() { |
| return mStandardName; |
| } |
| |
| public String getDaylightName() { |
| return mDaylightName; |
| } |
| |
| public CharSequence getGmtOffset() { |
| return mGmtOffset; |
| } |
| |
| public static class Builder { |
| private final TimeZone mTimeZone; |
| private String mGenericName; |
| private String mStandardName; |
| private String mDaylightName; |
| private String mExemplarLocation; |
| private CharSequence mGmtOffset; |
| |
| public Builder(TimeZone timeZone) { |
| if (timeZone == null) { |
| throw new IllegalArgumentException("TimeZone must not be null!"); |
| } |
| mTimeZone = timeZone; |
| } |
| |
| public Builder setGenericName(String genericName) { |
| this.mGenericName = genericName; |
| return this; |
| } |
| |
| public Builder setStandardName(String standardName) { |
| this.mStandardName = standardName; |
| return this; |
| } |
| |
| public Builder setDaylightName(String daylightName) { |
| mDaylightName = daylightName; |
| return this; |
| } |
| |
| public Builder setExemplarLocation(String exemplarLocation) { |
| mExemplarLocation = exemplarLocation; |
| return this; |
| } |
| |
| public Builder setGmtOffset(CharSequence gmtOffset) { |
| mGmtOffset = gmtOffset; |
| return this; |
| } |
| |
| public TimeZoneInfo build() { |
| if (TextUtils.isEmpty(mGmtOffset)) { |
| throw new IllegalStateException("gmtOffset must not be empty!"); |
| } |
| return new TimeZoneInfo(this); |
| } |
| } |
| |
| public static class Formatter { |
| private final Locale mLocale; |
| private final Date mNow; |
| private final TimeZoneFormat mTimeZoneFormat; |
| |
| public Formatter(Locale locale, Date now) { |
| mLocale = locale; |
| mNow = now; |
| mTimeZoneFormat = TimeZoneFormat.getInstance(locale); |
| } |
| |
| /** |
| * @param timeZoneId Olson time zone id |
| * @return TimeZoneInfo containing time zone names, exemplar locations and GMT offset |
| */ |
| public TimeZoneInfo format(String timeZoneId) { |
| TimeZone timeZone = TimeZone.getFrozenTimeZone(timeZoneId); |
| return format(timeZone); |
| } |
| |
| /** |
| * @param timeZone Olson time zone object |
| * @return TimeZoneInfo containing time zone names, exemplar locations and GMT offset |
| */ |
| public TimeZoneInfo format(TimeZone timeZone) { |
| final String id = timeZone.getID(); |
| final TimeZoneNames timeZoneNames = mTimeZoneFormat.getTimeZoneNames(); |
| final java.util.TimeZone javaTimeZone = java.util.TimeZone.getTimeZone(id); |
| final CharSequence gmtOffset = ZoneGetter.getGmtOffsetText(mTimeZoneFormat, mLocale, |
| javaTimeZone, mNow); |
| return new TimeZoneInfo.Builder(timeZone) |
| .setGenericName(timeZoneNames.getDisplayName(id, |
| TimeZoneNames.NameType.LONG_GENERIC, mNow.getTime())) |
| .setStandardName(timeZoneNames.getDisplayName(id, |
| TimeZoneNames.NameType.LONG_STANDARD, mNow.getTime())) |
| .setDaylightName(timeZoneNames.getDisplayName(id, |
| TimeZoneNames.NameType.LONG_DAYLIGHT, mNow.getTime())) |
| .setExemplarLocation(timeZoneNames.getExemplarLocationName(id)) |
| .setGmtOffset(gmtOffset) |
| .build(); |
| } |
| } |
| |
| } |