43 lines
1.4 KiB
Java
43 lines
1.4 KiB
Java
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/*
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* Copyright (C) 2010 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package com.android.contacts.common.util;
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import android.text.format.Time;
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/** Utility methods for processing dates. */
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public class DateUtils {
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/**
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* Determine the difference, in days between two dates. Uses similar logic as the {@link
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* android.text.format.DateUtils.getRelativeTimeSpanString} method.
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*
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* @param time Instance of time object to use for calculations.
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* @param date1 First date to check.
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* @param date2 Second date to check.
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* @return The absolute difference in days between the two dates.
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*/
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public static int getDayDifference(Time time, long date1, long date2) {
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time.set(date1);
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int startDay = Time.getJulianDay(date1, time.gmtoff);
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time.set(date2);
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int currentDay = Time.getJulianDay(date2, time.gmtoff);
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return Math.abs(currentDay - startDay);
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}
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}
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