/*
* Copyright 2010 Red Hat, Inc. and/or its affiliates.
*
* 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 org.optaplanner.benchmark.impl.statistic.common;
import java.text.FieldPosition;
import java.text.NumberFormat;
import java.text.ParsePosition;
import java.util.Locale;
public class MillisecondsSpentNumberFormat extends NumberFormat {
private static final long DAY_MILLIS = 3600000L * 24L;
private static final long HOUR_MILLIS = 3600000L;
private static final long MINUTE_MILLIS = 60000L;
private static final long SECOND_MILLIS = 1000L;
private final Locale locale;
public MillisecondsSpentNumberFormat(Locale locale) {
this.locale = locale;
}
@Override
public StringBuffer format(double number, StringBuffer toAppendTo, FieldPosition pos) {
return format((long) number, toAppendTo, pos);
}
@Override
public StringBuffer format(long number, StringBuffer toAppendTo, FieldPosition pos) {
if (number == 0L) {
toAppendTo.append("0");
}
long rest = number;
long days = rest / DAY_MILLIS;
if (days > 0) {
toAppendTo.append(days).append("d");
rest %= DAY_MILLIS;
}
long hours = rest / HOUR_MILLIS;
if (hours > 0) {
toAppendTo.append(hours).append("h");
rest %= HOUR_MILLIS;
}
long minutes = rest / MINUTE_MILLIS;
if (minutes > 0) {
toAppendTo.append(minutes).append("m");
rest %= MINUTE_MILLIS;
}
long seconds = rest / SECOND_MILLIS;
if (seconds > 0) {
toAppendTo.append(seconds).append("s");
rest %= SECOND_MILLIS;
}
if (rest > 0) {
toAppendTo.append(rest).append("ms");
}
return toAppendTo;
}
@Override
public Number parse(String source, ParsePosition parsePosition) {
throw new UnsupportedOperationException();
}
}