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/*
* Copyright 2015 Anton Tananaev (anton@traccar.org)
*
* 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.traccar.helper;
import java.util.Calendar;
import java.util.Date;
import java.util.TimeZone;
public class DateBuilder {
private final Calendar calendar;
public DateBuilder() {
this(TimeZone.getTimeZone("UTC"));
}
public DateBuilder(Date time) {
this(time, TimeZone.getTimeZone("UTC"));
}
public DateBuilder(TimeZone timeZone) {
this(new Date(0), timeZone);
}
public DateBuilder(Date time, TimeZone timeZone) {
calendar = Calendar.getInstance(timeZone);
calendar.clear();
calendar.setTimeInMillis(time.getTime());
}
public DateBuilder setYear(int year) {
if (year < 100) {
year += 2000;
}
calendar.set(Calendar.YEAR, year);
return this;
}
public DateBuilder setMonth(int month) {
calendar.set(Calendar.MONTH, month - 1);
return this;
}
public DateBuilder setDay(int day) {
calendar.set(Calendar.DAY_OF_MONTH, day);
return this;
}
public DateBuilder setDate(int year, int month, int day) {
return setYear(year).setMonth(month).setDay(day);
}
public DateBuilder setDateReverse(int day, int month, int year) {
return setDate(year, month, day);
}
public DateBuilder setCurrentDate() {
Calendar now = Calendar.getInstance(calendar.getTimeZone());
return setYear(now.get(Calendar.YEAR))
.setMonth(now.get(Calendar.MONTH) + 1)
.setDay(now.get(Calendar.DAY_OF_MONTH));
}
public DateBuilder setHour(int hour) {
calendar.set(Calendar.HOUR_OF_DAY, hour);
return this;
}
public DateBuilder setMinute(int minute) {
calendar.set(Calendar.MINUTE, minute);
return this;
}
public DateBuilder addMinute(int minute) {
calendar.add(Calendar.MINUTE, minute);
return this;
}
public DateBuilder setSecond(int second) {
calendar.set(Calendar.SECOND, second);
return this;
}
public DateBuilder addSeconds(long seconds) {
calendar.setTimeInMillis(calendar.getTimeInMillis() + seconds * 1000);
return this;
}
public DateBuilder setMillis(int millis) {
calendar.set(Calendar.MILLISECOND, millis);
return this;
}
public DateBuilder addMillis(long millis) {
calendar.setTimeInMillis(calendar.getTimeInMillis() + millis);
return this;
}
public DateBuilder setTime(int hour, int minute, int second) {
return setHour(hour).setMinute(minute).setSecond(second);
}
public DateBuilder setTimeReverse(int second, int minute, int hour) {
return setHour(hour).setMinute(minute).setSecond(second);
}
public DateBuilder setTime(int hour, int minute, int second, int millis) {
return setHour(hour).setMinute(minute).setSecond(second).setMillis(millis);
}
public Date getDate() {
return calendar.getTime();
}
}
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