130 lines
3.2 KiB
Java
130 lines
3.2 KiB
Java
package net.filebot.web;
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import static java.util.Calendar.*;
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import java.io.Serializable;
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import java.text.ParseException;
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import java.text.SimpleDateFormat;
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import java.util.Arrays;
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import java.util.Calendar;
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import java.util.Date;
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import java.util.GregorianCalendar;
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import java.util.Locale;
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public class SimpleDate implements Serializable, Comparable<Object> {
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private int year;
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private int month;
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private int day;
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protected SimpleDate() {
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// used by serializer
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}
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public SimpleDate(int year, int month, int day) {
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this.year = year;
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this.month = month;
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this.day = day;
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}
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public SimpleDate(long t) {
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GregorianCalendar c = new GregorianCalendar();
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c.setTime(new Date(t));
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year = c.get(Calendar.YEAR);
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month = c.get(Calendar.MONTH) + 1;
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day = c.get(Calendar.DAY_OF_MONTH);
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}
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public int getYear() {
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return year;
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}
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public int getMonth() {
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return month;
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}
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public int getDay() {
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return day;
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}
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public long getTimeStamp() {
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return new GregorianCalendar(year, month - 1, day).getTimeInMillis(); // Month value is 0-based, e.g. 0 for January
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}
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@Override
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public boolean equals(Object obj) {
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if (obj instanceof SimpleDate) {
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SimpleDate other = (SimpleDate) obj;
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return year == other.year && month == other.month && day == other.day;
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} else if (obj instanceof CharSequence) {
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return this.toString().equals(obj.toString());
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}
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return super.equals(obj);
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}
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@Override
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public int compareTo(Object other) {
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if (other instanceof SimpleDate) {
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return compareTo((SimpleDate) other);
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} else if (other instanceof CharSequence) {
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SimpleDate otherDate = parse(other.toString());
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if (otherDate != null) {
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return compareTo(otherDate);
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}
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}
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throw new IllegalArgumentException(String.valueOf(other));
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}
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public int compareTo(SimpleDate other) {
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return Long.compare(this.getTimeStamp(), other.getTimeStamp());
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}
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@Override
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public int hashCode() {
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return Arrays.hashCode(new Object[] { year, month, day });
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}
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@Override
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public SimpleDate clone() {
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return new SimpleDate(year, month, day);
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}
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@Override
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public String toString() {
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return String.format("%04d-%02d-%02d", year, month, day);
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}
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public String format(String pattern) {
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return format(pattern, Locale.ROOT);
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}
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public String format(String pattern, Locale locale) {
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return new SimpleDateFormat(pattern, locale).format(new GregorianCalendar(year, month - 1, day).getTime()); // Calendar months start at 0
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}
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public static SimpleDate parse(String string) {
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return parse(string, "yyyy-MM-dd");
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}
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public static SimpleDate parse(String string, String pattern) {
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if (string == null || string.isEmpty())
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return null;
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SimpleDateFormat formatter = new SimpleDateFormat(pattern, Locale.ROOT);
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formatter.setLenient(false); // enable strict mode (e.g. fail on invalid dates like 0000-00-00)
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try {
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Calendar date = new GregorianCalendar(Locale.ROOT);
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date.setTime(formatter.parse(string));
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return new SimpleDate(date.get(YEAR), date.get(MONTH) + 1, date.get(DAY_OF_MONTH)); // Calendar months start at 0
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} catch (ParseException e) {
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// no result if date is invalid
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// Logger.getLogger(Date.class.getName()).log(Level.WARNING, e.getMessage());
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return null;
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}
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}
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}
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