DateUtil.java
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/*
* Decompiled with CFR 0_118.
*
* Could not load the following classes:
* org.slf4j.Logger
* org.slf4j.LoggerFactory
*/
package com.day.cq.search.impl.util;
import com.day.cq.search.impl.util.InvalidDateException;
import java.text.DateFormat;
import java.text.SimpleDateFormat;
import java.util.Calendar;
import java.util.Date;
import java.util.GregorianCalendar;
import java.util.Locale;
import java.util.NoSuchElementException;
import java.util.StringTokenizer;
import java.util.TimeZone;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
public class DateUtil {
private static final Logger log = LoggerFactory.getLogger(DateUtil.class);
private final int firstDayOfWeek;
public DateUtil() {
this.firstDayOfWeek = 2;
}
public DateUtil(int firstDayOfWeek) {
this.firstDayOfWeek = firstDayOfWeek;
}
public final Calendar getLastYearStart() {
Calendar c = this.getYearStart();
c.add(1, -1);
return c;
}
public final Calendar getYearStart() {
Calendar c = this.getMonthStart();
c.set(2, 0);
return c;
}
public final Calendar getThreeMonthsAgo() {
Calendar c = this.getToday();
c.add(2, -3);
return c;
}
public final Calendar getMonthStart() {
Calendar c = this.getToday();
c.set(5, 1);
return c;
}
public final Calendar getWeekStart() {
Calendar c = this.getToday();
int firstDayOfWeek = c.getFirstDayOfWeek();
int thisDayOfWeek = c.get(7);
if (thisDayOfWeek < firstDayOfWeek) {
firstDayOfWeek -= 7;
}
c.add(5, - thisDayOfWeek - firstDayOfWeek);
return c;
}
public final Calendar getToday() {
Calendar c = this.getNow();
c.set(14, 0);
c.set(13, 0);
c.set(12, 0);
c.set(11, 0);
return c;
}
public final Calendar getNow() {
Calendar now = Calendar.getInstance();
now.setFirstDayOfWeek(this.firstDayOfWeek);
return now;
}
/*
* Enabled force condition propagation
* Lifted jumps to return sites
*/
public static Calendar parseISO8601(String iso8601Date, TimeZone defaultTimeZone) throws InvalidDateException {
StringTokenizer st = new StringTokenizer(iso8601Date, "-T:.+Z", true);
if (defaultTimeZone == null) {
defaultTimeZone = TimeZone.getDefault();
}
Calendar calendar = Calendar.getInstance(defaultTimeZone);
calendar.clear();
try {
String tzID;
if (!st.hasMoreTokens()) {
return calendar;
}
int year = Integer.parseInt(st.nextToken());
calendar.set(1, year);
if (!DateUtil.check(st, "-") || !st.hasMoreTokens()) {
return calendar;
}
int month = Integer.parseInt(st.nextToken()) - 1;
calendar.set(2, month);
if (!DateUtil.check(st, "-") || !st.hasMoreTokens()) {
return calendar;
}
int day = Integer.parseInt(st.nextToken());
calendar.set(5, day);
if (!DateUtil.check(st, "T") || !st.hasMoreTokens()) {
calendar.set(11, 0);
calendar.set(12, 0);
calendar.set(13, 0);
calendar.set(14, 0);
return calendar;
}
int hour = Integer.parseInt(st.nextToken());
calendar.set(11, hour);
if (!DateUtil.check(st, ":") || !st.hasMoreTokens()) {
calendar.set(12, 0);
calendar.set(13, 0);
calendar.set(14, 0);
return calendar;
}
int minutes = Integer.parseInt(st.nextToken());
calendar.set(12, minutes);
if (!st.hasMoreTokens()) {
return calendar;
}
String tok = st.nextToken();
if (tok.equals(":")) {
if (!st.hasMoreTokens()) throw new InvalidDateException("No seconds specified");
int secondes = Integer.parseInt(st.nextToken());
calendar.set(13, secondes);
if (!st.hasMoreTokens()) {
return calendar;
}
tok = st.nextToken();
if (tok.equals(".")) {
String nt = st.nextToken();
while (nt.length() < 3) {
nt = nt + "0";
}
nt = nt.substring(0, 3);
int millisec = Integer.parseInt(nt);
calendar.set(14, millisec);
if (!st.hasMoreTokens()) {
return calendar;
}
tok = st.nextToken();
} else {
calendar.set(14, 0);
}
} else {
calendar.set(13, 0);
calendar.set(14, 0);
}
if (tok.equals("+") || tok.equals("-")) {
tzID = "GMT" + tok;
if (!st.hasMoreTokens()) {
throw new InvalidDateException("Missing timezone hour field");
}
String tzhour = st.nextToken();
if (!DateUtil.check(st, ":") || !st.hasMoreTokens()) {
throw new InvalidDateException("Missing timezone minute field");
}
String tzmin = st.nextToken();
tzID = tzID + tzhour + ":" + tzmin;
} else {
if (!tok.equals("Z")) throw new InvalidDateException("only Z, + or - allowed in timezone");
tzID = "GMT";
}
TimeZone tz = TimeZone.getTimeZone(tzID);
if (tz.getID().equals("GMT") && !tzID.equals("GMT")) {
throw new InvalidDateException("only Z, + or - allowed in timezone");
}
calendar.setTimeZone(tz);
return calendar;
}
catch (NumberFormatException ex) {
throw new InvalidDateException("[" + ex.getMessage() + "] is not an integer");
}
}
public static String getISO8601Date(Date date, TimeZone timeZone) {
GregorianCalendar calendar = new GregorianCalendar(timeZone);
calendar.setTime(date);
StringBuffer buffer = new StringBuffer(DateUtil.getISO8601DateNoTime(date, timeZone));
buffer.append("T");
buffer.append(DateUtil.twoDigit(calendar.get(11)));
buffer.append(":");
buffer.append(DateUtil.twoDigit(calendar.get(12)));
buffer.append(":");
buffer.append(DateUtil.twoDigit(calendar.get(13)));
buffer.append(".");
buffer.append(DateUtil.threeDigit(calendar.get(14)));
buffer.append("Z");
return buffer.toString();
}
public static String getISO8601DateAndTimeNoMillis(Date date, TimeZone timeZone) {
GregorianCalendar calendar = new GregorianCalendar(timeZone);
calendar.setTime(date);
StringBuffer buffer = new StringBuffer(DateUtil.getISO8601DateNoTime(date, timeZone));
buffer.append("T");
buffer.append(DateUtil.twoDigit(calendar.get(11)));
buffer.append(":");
buffer.append(DateUtil.twoDigit(calendar.get(12)));
buffer.append(":");
buffer.append(DateUtil.twoDigit(calendar.get(13)));
buffer.append("Z");
return buffer.toString();
}
public static String getISO8601DateNoTime(Calendar calendar) {
return DateUtil.getISO8601DateNoTime(calendar.getTime(), calendar.getTimeZone());
}
public static String getISO8601DateNoTime(Date date, TimeZone timeZone) {
GregorianCalendar calendar = new GregorianCalendar(timeZone);
calendar.setTime(date);
StringBuffer buffer = new StringBuffer();
buffer.append(calendar.get(1));
buffer.append("-");
buffer.append(DateUtil.twoDigit(calendar.get(2) + 1));
buffer.append("-");
buffer.append(DateUtil.twoDigit(calendar.get(5)));
return buffer.toString();
}
private static String twoDigit(int i) {
if (i >= 0 && i < 10) {
return "0" + String.valueOf(i);
}
return String.valueOf(i);
}
private static String threeDigit(int i) {
if (i >= 0 && i < 10) {
return "00" + String.valueOf(i);
}
if (i < 100) {
return "0" + String.valueOf(i);
}
return String.valueOf(i);
}
private static boolean check(StringTokenizer st, String token) throws InvalidDateException {
try {
if (st.nextToken().equals(token)) {
return true;
}
throw new InvalidDateException("Missing [" + token + "]");
}
catch (NoSuchElementException ex) {
return false;
}
}
public static DateFormat getDateFormat(String pattern, Locale locale) {
if (locale == null) {
locale = Locale.getDefault();
}
try {
return new SimpleDateFormat(pattern, locale);
}
catch (Exception e) {
if (pattern != null) {
log.warn("Invalid date pattern '" + pattern + "': " + e.getMessage());
}
return null;
}
}
}