package org.apache.tika.util;
/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You 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.
*/
/**
* Functionality and naming conventions (roughly) copied from org.apache.commons.lang3
* so that we didn't have to add another dependency.
*/
public class DurationFormatUtils {
public static String formatMillis(long duration) {
duration = Math.abs(duration);
StringBuilder sb = new StringBuilder();
int secs = (int) (duration / 1000) % 60;
int mins = (int) ((duration / (1000 * 60)) % 60);
int hrs = (int) ((duration / (1000 * 60 * 60)) % 24);
int days = (int) ((duration / (1000 * 60 * 60 * 24)) % 7);
//sb.append(millis + " milliseconds");
addUnitString(sb, days, "day");
addUnitString(sb, hrs, "hour");
addUnitString(sb, mins, "minute");
addUnitString(sb, secs, "second");
if (duration < 1000) {
addUnitString(sb, duration, "millisecond");
}
return sb.toString();
}
private static void addUnitString(StringBuilder sb, long unit, String unitString) {
//only add unit if >= 1
if (unit == 1) {
addComma(sb);
sb.append("1 ");
sb.append(unitString);
} else if (unit > 1) {
addComma(sb);
sb.append(unit);
sb.append(" ");
sb.append(unitString);
sb.append("s");
}
}
private static void addComma(StringBuilder sb) {
if (sb.length() > 0) {
sb.append(", ");
}
}
}