iSharkFly-Docs/java-tutorials
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

[BAEL-8456] - Moved more articles into 'java-dates' module

Browse Source
This commit is contained in:
amit2103
2018-08-26 00:49:30 +05:30
parent 3bd1ed4ece
commit c5e1d6f0ef
23 changed files with 10 additions and 11 deletions
Download Patch File Download Diff File Expand all files Collapse all files
core-java/src/main/java/com/baeldung/datetime/DateExtractYearMonthDayIntegerValues.java
-28
View File
@@ -1,28 +0,0 @@
package com.baeldung.datetime;
import java.util.Calendar;
import java.util.Date;
public class DateExtractYearMonthDayIntegerValues {
int getYear(Date date) {
Calendar calendar = Calendar.getInstance();
calendar.setTime(date);
return calendar.get(Calendar.YEAR);
}
int getMonth(Date date) {
Calendar calendar = Calendar.getInstance();
calendar.setTime(date);
return calendar.get(Calendar.MONTH);
}
int getDay(Date date) {
Calendar calendar = Calendar.getInstance();
calendar.setTime(date);
return calendar.get(Calendar.DAY_OF_MONTH);
}
}
core-java/src/main/java/com/baeldung/datetime/LocalDateExtractYearMonthDayIntegerValues.java
-18
View File
@@ -1,18 +0,0 @@
package com.baeldung.datetime;
import java.time.LocalDate;
public class LocalDateExtractYearMonthDayIntegerValues {
int getYear(LocalDate localDate) {
return localDate.getYear();
}
int getMonth(LocalDate localDate) {
return localDate.getMonthValue();
}
int getDay(LocalDate localDate) {
return localDate.getDayOfMonth();
}
}
core-java/src/main/java/com/baeldung/datetime/LocalDateTimeExtractYearMonthDayIntegerValues.java
-18
View File
@@ -1,18 +0,0 @@
package com.baeldung.datetime;
import java.time.LocalDateTime;
public class LocalDateTimeExtractYearMonthDayIntegerValues {
int getYear(LocalDateTime localDateTime) {
return localDateTime.getYear();
}
int getMonth(LocalDateTime localDateTime) {
return localDateTime.getMonthValue();
}
int getDay(LocalDateTime localDateTime) {
return localDateTime.getDayOfMonth();
}
}
core-java/src/main/java/com/baeldung/datetime/OffsetDateTimeExtractYearMonthDayIntegerValues.java
-18
View File
@@ -1,18 +0,0 @@
package com.baeldung.datetime;
import java.time.OffsetDateTime;
public class OffsetDateTimeExtractYearMonthDayIntegerValues {
int getYear(OffsetDateTime offsetDateTime) {
return offsetDateTime.getYear();
}
int getMonth(OffsetDateTime offsetDateTime) {
return offsetDateTime.getMonthValue();
}
int getDay(OffsetDateTime offsetDateTime) {
return offsetDateTime.getDayOfMonth();
}
}
core-java/src/main/java/com/baeldung/datetime/ZonedDateTimeExtractYearMonthDayIntegerValues.java
-18
View File
@@ -1,18 +0,0 @@
package com.baeldung.datetime;
import java.time.ZonedDateTime;
public class ZonedDateTimeExtractYearMonthDayIntegerValues {
int getYear(ZonedDateTime zonedDateTime) {
return zonedDateTime.getYear();
}
int getMonth(ZonedDateTime zonedDateTime) {
return zonedDateTime.getMonthValue();
}
int getDay(ZonedDateTime zonedDateTime) {
return zonedDateTime.getDayOfMonth();
}
}
core-java/src/main/java/com/baeldung/gregorian/calendar/GregorianCalendarExample.java
-69
View File
@@ -1,69 +0,0 @@
package com.baeldung.gregorian.calendar;
import java.time.format.DateTimeFormatter;
import java.util.Calendar;
import java.util.Collections;
import java.util.Date;
import java.util.GregorianCalendar;
import java.util.HashSet;
import java.util.Locale;
import java.util.Set;
import java.util.TimeZone;
import javax.xml.datatype.DatatypeConfigurationException;
import javax.xml.datatype.DatatypeFactory;
import javax.xml.datatype.XMLGregorianCalendar;
public class GregorianCalendarExample {
public Date setMonth(GregorianCalendar calendar, int amount) {
calendar.set(Calendar.MONTH, amount);
return calendar.getTime();
}
public Date rollAdd(GregorianCalendar calendar, int amount) {
calendar.roll(GregorianCalendar.MONTH, amount);
return calendar.getTime();
}
public boolean isLeapYearExample(int year) {
GregorianCalendar cal = (GregorianCalendar) GregorianCalendar.getInstance();
return cal.isLeapYear(year);
}
public Date subtractDays(GregorianCalendar calendar, int daysToSubtract) {
GregorianCalendar cal = calendar;
cal.add(Calendar.DATE, -daysToSubtract);
return cal.getTime();
}
public Date addDays(GregorianCalendar calendar, int daysToAdd) {
GregorianCalendar cal = calendar;
cal.add(Calendar.DATE, daysToAdd);
return cal.getTime();
}
public XMLGregorianCalendar toXMLGregorianCalendar(GregorianCalendar calendar) throws DatatypeConfigurationException {
DatatypeFactory datatypeFactory = DatatypeFactory.newInstance();
return datatypeFactory.newXMLGregorianCalendar(calendar);
}
public Date toDate(XMLGregorianCalendar calendar) {
return calendar.toGregorianCalendar()
.getTime();
}
public int compareDates(GregorianCalendar firstDate, GregorianCalendar secondDate) {
return firstDate.compareTo(secondDate);
}
public String formatDate(GregorianCalendar calendar) {
return calendar.toZonedDateTime()
.format(DateTimeFormatter.ofPattern("d MMM uuuu"));
}
}
core-java/src/main/java/com/baeldung/timezonedisplay/TimezoneDisplayJava7.java
-43
View File
@@ -1,43 +0,0 @@
package com.baeldung.timezonedisplay;
import java.util.ArrayList;
import java.util.Collections;
import java.util.List;
import java.util.TimeZone;
import java.util.concurrent.TimeUnit;
public class TimezoneDisplayJava7 {
public enum OffsetBase {
GMT, UTC
}
public List<String> getTimeZoneList(TimezoneDisplayJava7.OffsetBase base) {
String[] availableZoneIds = TimeZone.getAvailableIDs();
List<String> result = new ArrayList<>(availableZoneIds.length);
for (String zoneId : availableZoneIds) {
TimeZone curTimeZone = TimeZone.getTimeZone(zoneId);
String offset = calculateOffset(curTimeZone.getRawOffset());
result.add(String.format("(%s%s) %s", base, offset, zoneId));
}
Collections.sort(result);
return result;
}
private String calculateOffset(int rawOffset) {
if (rawOffset == 0) {
return "+00:00";
}
long hours = TimeUnit.MILLISECONDS.toHours(rawOffset);
long minutes = TimeUnit.MILLISECONDS.toMinutes(rawOffset);
minutes = Math.abs(minutes - TimeUnit.HOURS.toMinutes(hours));
return String.format("%+03d:%02d", hours, Math.abs(minutes));
}
}
core-java/src/main/java/com/baeldung/timezonedisplay/TimezoneDisplayJava7App.java
-23
View File
@@ -1,23 +0,0 @@
package com.baeldung.timezonedisplay;
import java.util.List;
public class TimezoneDisplayJava7App {
public static void main(String... args) {
TimezoneDisplayJava7 display = new TimezoneDisplayJava7();
System.out.println("Time zones in UTC:");
List<String> utc = display.getTimeZoneList(TimezoneDisplayJava7.OffsetBase.UTC);
for (String timeZone : utc) {
System.out.println(timeZone);
}
System.out.println("Time zones in GMT:");
List<String> gmt = display.getTimeZoneList(TimezoneDisplayJava7.OffsetBase.GMT);
for (String timeZone : gmt) {
System.out.println(timeZone);
}
}
}