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/*
* Copyright (c) 2013, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
import java.io.ByteArrayInputStream;
import java.io.ByteArrayOutputStream;
import java.io.IOException;
import java.time.Month;
import java.time.ZoneId;
import java.time.ZoneOffset;
import java.time.ZonedDateTime;
import java.util.Locale;
import java.util.Properties;
import java.util.function.Supplier;
import java.util.logging.Level;
import java.util.logging.LogManager;
import java.util.logging.LogRecord;
import java.util.logging.XMLFormatter;
/**
* @test
* @bug 8028185
* @summary XMLFormatter.format emits incorrect year (year + 1900)
* @author dfuchs
* @run main/othervm XMLFormatterDate
*/
public class XMLFormatterDate {
static final class TimeStamp {
final ZonedDateTime zdt;
TimeStamp(ZoneId zoneId) {
zdt = ZonedDateTime.now(zoneId);
}
int getYear() {
return zdt.getYear();
}
boolean isJanuaryFirst() {
return zdt.getMonth() == Month.JANUARY && zdt.getDayOfMonth() == 1;
}
}
/**
* Before the fix, JDK8 prints: {@code
* <record>
* <date>3913-11-18T17:35:40</date>
* <millis>1384792540403</millis>
* <sequence>0</sequence>
* <level>INFO</level>
* <thread>1</thread>
* <message>test</message>
* </record>
* }
* After the fix, it should print: {@code
* <record>
* <date>2013-11-18T17:35:40</date>
* <millis>1384792696519</millis>
* <sequence>0</sequence>
* <level>INFO</level>
* <thread>1</thread>
* <message>test</message>
* </record>
* }
* @param args the command line arguments
*/
public static void main(String[] args) {
Locale locale = Locale.getDefault();
try {
Locale.setDefault(Locale.ENGLISH);
// Test with default format: by default date is in UTC.
System.out.println("Testing with UTC");
test(() -> new TimeStamp(ZoneOffset.UTC));
// Change LogManager configuration so that new
// XMLFormatter prints date in the pre Java 9 local zone format
try {
Properties props = new Properties();
props.setProperty("java.util.logging.XMLFormatter.useInstant", "false");
ByteArrayOutputStream baos = new ByteArrayOutputStream();
props.store(baos, "");
ByteArrayInputStream bais = new ByteArrayInputStream(baos.toByteArray());
LogManager.getLogManager().updateConfiguration(bais, (k) -> (o,n) -> n!=null?n:o);
} catch (IOException io) {
throw new RuntimeException(io);
}
// re test with the old format: date will be in the local time zone.
System.out.println("Testing with old format");
test(() -> new TimeStamp(ZoneId.systemDefault()));
} finally {
Locale.setDefault(locale);
}
}
static void test(Supplier<TimeStamp> timeStampSupplier) {
TimeStamp t1 = timeStampSupplier.get();
int year1 = t1.getYear();
LogRecord record = new LogRecord(Level.INFO, "test");
XMLFormatter formatter = new XMLFormatter();
final String formatted = formatter.format(record);
System.out.println(formatted);
final TimeStamp t2 = timeStampSupplier.get();
final int year2 = t2.getYear();
if (year2 < 1900) {
throw new Error("Invalid system year: " + year2);
}
final StringBuilder buf2 = new StringBuilder()
.append("<date>").append(year2).append("-");
if (!formatted.contains(buf2.toString())) {
StringBuilder buf1 = new StringBuilder()
.append("<date>").append(year1).append("-");
if (formatted.contains(buf1) && year2 == year1 + 1
&& t2.isJanuaryFirst()) {
// Oh! The year just switched in the midst of the test...
System.out.println("Happy new year!");
} else {
throw new Error("Expected year " + year2
+ " not found in log:\n" + formatted);
}
}
}
}
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