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/*
* Copyright (C) 2010 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.contacts.common.util;
import android.text.format.Time;
/** Utility methods for processing dates. */
public class DateUtils {
/**
* Determine the difference, in days between two dates. Uses similar logic as the {@link
* android.text.format.DateUtils.getRelativeTimeSpanString} method.
*
* @param time Instance of time object to use for calculations.
* @param date1 First date to check.
* @param date2 Second date to check.
* @return The absolute difference in days between the two dates.
*/
public static int getDayDifference(Time time, long date1, long date2) {
time.set(date1);
int startDay = Time.getJulianDay(date1, time.gmtoff);
time.set(date2);
int currentDay = Time.getJulianDay(date2, time.gmtoff);
return Math.abs(currentDay - startDay);
}
}
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