|
/*
* 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.
*/
/*
*@test
*@bug 8007520
*@summary Test those bridge methods to/from java.time date/time classes
* @key randomness
*/
import java.util.Random;
import java.sql.Date;
import java.sql.Time;
import java.sql.Timestamp;
import java.time.Instant;
import java.time.LocalDateTime;
import java.time.LocalDate;
import java.time.LocalTime;
import java.time.ZoneId;
import java.time.ZoneOffset;
import java.time.ZonedDateTime;
public class JavatimeTest {
static final int NANOS_PER_SECOND = 1000000000;
public static void main(String[] args) throws Throwable {
int N = 10000;
long t1970 = new java.util.Date(70, 0, 01).getTime();
Random r = new Random();
for (int i = 0; i < N; i++) {
int days = r.nextInt(50) * 365 + r.nextInt(365);
long secs = t1970 + days * 86400 + r.nextInt(86400);
int nanos = r.nextInt(NANOS_PER_SECOND);
int nanos_ms = nanos / 1000000 * 1000000; // millis precision
long millis = secs * 1000 + r.nextInt(1000);
LocalDateTime ldt = LocalDateTime.ofEpochSecond(secs, nanos, ZoneOffset.UTC);
LocalDateTime ldt_ms = LocalDateTime.ofEpochSecond(secs, nanos_ms, ZoneOffset.UTC);
Instant inst = Instant.ofEpochSecond(secs, nanos);
Instant inst_ms = Instant.ofEpochSecond(secs, nanos_ms);
//System.out.printf("ms: %16d ns: %10d ldt:[%s]%n", millis, nanos, ldt);
/////////// Timestamp ////////////////////////////////
Timestamp ta = new Timestamp(millis);
ta.setNanos(nanos);
if (!isEqual(ta.toLocalDateTime(), ta)) {
System.out.printf("ms: %16d ns: %10d ldt:[%s]%n", millis, nanos, ldt);
print(ta.toLocalDateTime(), ta);
throw new RuntimeException("FAILED: j.s.ts -> ldt");
}
if (!isEqual(ldt, Timestamp.valueOf(ldt))) {
System.out.printf("ms: %16d ns: %10d ldt:[%s]%n", millis, nanos, ldt);
print(ldt, Timestamp.valueOf(ldt));
throw new RuntimeException("FAILED: ldt -> j.s.ts");
}
Instant inst0 = ta.toInstant();
if (ta.getTime() != inst0.toEpochMilli() ||
ta.getNanos() != inst0.getNano() ||
!ta.equals(Timestamp.from(inst0))) {
System.out.printf("ms: %16d ns: %10d ldt:[%s]%n", millis, nanos, ldt);
throw new RuntimeException("FAILED: j.s.ts -> instant -> j.s.ts");
}
inst = Instant.ofEpochSecond(secs, nanos);
Timestamp ta0 = Timestamp.from(inst);
if (ta0.getTime() != inst.toEpochMilli() ||
ta0.getNanos() != inst.getNano() ||
!inst.equals(ta0.toInstant())) {
System.out.printf("ms: %16d ns: %10d ldt:[%s]%n", millis, nanos, ldt);
throw new RuntimeException("FAILED: instant -> timestamp -> instant");
}
////////// java.sql.Date /////////////////////////////
// j.s.d/t uses j.u.d.equals() !!!!!!!!
java.sql.Date jsd = new java.sql.Date(millis);
if (!isEqual(jsd.toLocalDate(), jsd)) {
System.out.printf("ms: %16d ns: %10d ldt:[%s]%n", millis, nanos, ldt);
print(jsd.toLocalDate(), jsd);
throw new RuntimeException("FAILED: j.s.d -> ld");
}
LocalDate ld = ldt.toLocalDate();
if (!isEqual(ld, java.sql.Date.valueOf(ld))) {
System.out.printf("ms: %16d ns: %10d ldt:[%s]%n", millis, nanos, ldt);
print(ld, java.sql.Date.valueOf(ld));
throw new RuntimeException("FAILED: ld -> j.s.d");
}
////////// java.sql.Time /////////////////////////////
java.sql.Time jst = new java.sql.Time(millis);
if (!isEqual(jst.toLocalTime(), jst)) {
System.out.printf("ms: %16d ns: %10d ldt:[%s]%n", millis, nanos, ldt);
print(jst.toLocalTime(), jst);
throw new RuntimeException("FAILED: j.s.t -> lt");
}
// millis precision
LocalTime lt = ldt_ms.toLocalTime();
if (!isEqual(lt, java.sql.Time.valueOf(lt))) {
System.out.printf("ms: %16d ns: %10d ldt:[%s]%n", millis, nanos, ldt);
print(lt, java.sql.Time.valueOf(lt));
throw new RuntimeException("FAILED: lt -> j.s.t");
}
}
System.out.println("Passed!");
}
private static boolean isEqual(LocalDateTime ldt, Timestamp ts) {
ZonedDateTime zdt = ZonedDateTime.of(ldt, ZoneId.systemDefault());
return zdt.getYear() == ts.getYear() + 1900 &&
zdt.getMonthValue() == ts.getMonth() + 1 &&
zdt.getDayOfMonth() == ts.getDate() &&
zdt.getHour() == ts.getHours() &&
zdt.getMinute() == ts.getMinutes() &&
zdt.getSecond() == ts.getSeconds() &&
zdt.getNano() == ts.getNanos();
}
private static void print(LocalDateTime ldt, Timestamp ts) {
ZonedDateTime zdt = ZonedDateTime.of(ldt, ZoneId.systemDefault());
System.out.printf("ldt:ts %d/%d, %d/%d, %d/%d, %d/%d, %d/%d, %d/%d, nano:[%d/%d]%n",
zdt.getYear(), ts.getYear() + 1900,
zdt.getMonthValue(), ts.getMonth() + 1,
zdt.getDayOfMonth(), ts.getDate(),
zdt.getHour(), ts.getHours(),
zdt.getMinute(), ts.getMinutes(),
zdt.getSecond(), ts.getSeconds(),
zdt.getNano(), ts.getNanos());
}
private static boolean isEqual(LocalDate ld, java.sql.Date d) {
return ld.getYear() == d.getYear() + 1900 &&
ld.getMonthValue() == d.getMonth() + 1 &&
ld.getDayOfMonth() == d.getDate();
}
private static void print(LocalDate ld, java.sql.Date d) {
System.out.printf("%d/%d, %d/%d, %d/%d%n",
ld.getYear(), d.getYear() + 1900,
ld.getMonthValue(), d.getMonth() + 1,
ld.getDayOfMonth(), d.getDate());
}
private static boolean isEqual(LocalTime lt, java.sql.Time t) {
return lt.getHour() == t.getHours() &&
lt.getMinute() == t.getMinutes() &&
lt.getSecond() == t.getSeconds();
}
private static void print(LocalTime lt, java.sql.Time t) {
System.out.printf("%d/%d, %d/%d, %d/%d%n",
lt.getHour(), t.getHours(),
lt.getMinute(), t.getMinutes(),
lt.getSecond(), t.getSeconds());
}
}
¤ Dauer der Verarbeitung: 0.190 Sekunden
(vorverarbeitet)
¤
|
Haftungshinweis
Die Informationen auf dieser Webseite wurden
nach bestem Wissen sorgfältig zusammengestellt. Es wird jedoch weder Vollständigkeit, noch Richtigkeit,
noch Qualität der bereit gestellten Informationen zugesichert.
Bemerkung:
Die farbliche Syntaxdarstellung ist noch experimentell.
|
