JDK 11 java.xml.jmod - XML Module
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⏎ com/sun/org/apache/xerces/internal/jaxp/datatype/XMLGregorianCalendarImpl.java
/*
* Copyright (c) 2004, 2018, Oracle and/or its affiliates. All rights reserved.
* ORACLE PROPRIETARY/CONFIDENTIAL. Use is subject to license terms.
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package com.sun.org.apache.xerces.internal.jaxp.datatype;
import com.sun.org.apache.xerces.internal.util.DatatypeMessageFormatter;
import java.io.IOException;
import java.io.ObjectInputStream;
import java.io.Serializable;
import java.math.BigDecimal;
import java.math.BigInteger;
import java.math.RoundingMode;
import java.util.Calendar;
import java.util.Date;
import java.util.GregorianCalendar;
import java.util.Locale;
import java.util.TimeZone;
import javax.xml.datatype.DatatypeConstants;
import javax.xml.datatype.Duration;
import javax.xml.datatype.XMLGregorianCalendar;
import javax.xml.namespace.QName;
import jdk.xml.internal.SecuritySupport;
/**
* <p>Representation for W3C XML Schema 1.0 date/time datatypes.
* Specifically, these date/time datatypes are
* {@link DatatypeConstants#DATETIME dateTime},
* {@link DatatypeConstants#TIME time},
* {@link DatatypeConstants#DATE date},
* {@link DatatypeConstants#GYEARMONTH gYearMonth},
* {@link DatatypeConstants#GMONTHDAY gMonthDay},
* {@link DatatypeConstants#GYEAR gYear},
* {@link DatatypeConstants#GMONTH gMonth} and
* {@link DatatypeConstants#GDAY gDay}
* defined in the XML Namespace
* <code>"http://www.w3.org/2001/XMLSchema"</code>.
* These datatypes are normatively defined in
* <a href="http://www.w3.org/TR/xmlschema-2/#dateTime">W3C XML Schema 1.0 Part 2, Section 3.2.7-14</a>.</p>
*
* <p>The table below defines the mapping between XML Schema 1.0
* date/time datatype fields and this class' fields. It also summarizes
* the value constraints for the date and time fields defined in
* <a href="http://www.w3.org/TR/xmlschema-2/#isoformats">W3C XML Schema 1.0 Part 2, Appendix D,
* <i>ISO 8601 Date and Time Formats</i></a>.</p>
*
* <a name="datetimefieldsmapping"/>
* <table border="2" rules="all" cellpadding="2">
* <thead>
* <tr>
* <th align="center" colspan="3">
* Date/time datatype field mapping between XML Schema 1.0 and Java representation
* </th>
* </tr>
* </thead>
* <tbody>
* <tr>
* <th>XML Schema 1.0<br/>
* datatype<br/>
* field</th>
* <th>Related<br/>XMLGregorianCalendar<br/>Accessor(s)</th>
* <th>Value Range</th>
* </tr>
* <a name="datetimefield-year"/>
* <tr>
* <td> year </td>
* <td> {@link #getYear()} + {@link #getEon()} or<br/>
* {@link #getEonAndYear}
* </td>
* <td> <code>getYear()</code> is a value between -(10^9-1) to (10^9)-1
* or {@link DatatypeConstants#FIELD_UNDEFINED}.<br/>
* {@link #getEon()} is high order year value in billion of years.<br/>
* <code>getEon()</code> has values greater than or equal to (10^9) or less than or equal to -(10^9).
* A value of null indicates field is undefined.</br>
* Given that <a href="http://www.w3.org/2001/05/xmlschema-errata#e2-63">XML Schema 1.0 errata</a> states that the year zero
* will be a valid lexical value in a future version of XML Schema,
* this class allows the year field to be set to zero. Otherwise,
* the year field value is handled exactly as described
* in the errata and [ISO-8601-1988]. Note that W3C XML Schema 1.0
* validation does not allow for the year field to have a value of zero.
* </td>
* </tr>
* <a name="datetimefield-month"/>
* <tr>
* <td> month </td>
* <td> {@link #getMonth()} </td>
* <td> 1 to 12 or {@link DatatypeConstants#FIELD_UNDEFINED} </td>
* </tr>
* <a name="datetimefield-day"/>
* <tr>
* <td> day </td>
* <td> {@link #getDay()} </td>
* <td> Independent of month, max range is 1 to 31 or {@link DatatypeConstants#FIELD_UNDEFINED}.<br/>
* The normative value constraint stated relative to month
* field's value is in <a href="http://www.w3.org/TR/xmlschema-2/#isoformats">W3C XML Schema 1.0 Part 2, Appendix D</a>.
* </td>
* </tr>
* <a name="datetimefield-hour"/>
* <tr>
* <td> hour </td>
* <td> {@link #getHour()} </td>
* <td>
* 0 to 23 or {@link DatatypeConstants#FIELD_UNDEFINED}.
* An hour value of 24 is allowed to be set in the lexical space provided the minute and second
* field values are zero. However, an hour value of 24 is not allowed in value space and will be
* transformed to represent the value of the first instance of the following day as per
* <a href="http://www.w3.org/TR/xmlschema-2/#built-in-primitive-datatypes">
* XML Schema Part 2: Datatypes Second Edition, 3.2 Primitive datatypes</a>.
* </td>
* </tr>
* <a name="datetimefield-minute"/>
* <tr>
* <td> minute </td>
* <td> {@link #getMinute()} </td>
* <td> 0 to 59 or {@link DatatypeConstants#FIELD_UNDEFINED} </td>
* </tr>
* <a name="datetimefield-second"/>
* <tr>
* <td>second</td>
* <td>
* {@link #getSecond()} + {@link #getMillisecond()}/1000 or<br/>
* {@link #getSecond()} + {@link #getFractionalSecond()}
* </td>
* <td>
* {@link #getSecond()} from 0 to 60 or {@link DatatypeConstants#FIELD_UNDEFINED}.<br/>
* <i>(Note: 60 only allowable for leap second.)</i><br/>
* {@link #getFractionalSecond()} allows for infinite precision over the range from 0.0 to 1.0 when
* the {@link #getSecond()} is defined.<br/>
* <code>FractionalSecond</code> is optional and has a value of <code>null</code> when it is undefined.<br />
* {@link #getMillisecond()} is the convenience
* millisecond precision of value of {@link #getFractionalSecond()}.
* </td>
* </tr>
* <tr id="datetimefield-timezone">
* <td> timezone </td>
* <td> {@link #getTimezone()} </td>
* <td> Number of minutes or {@link DatatypeConstants#FIELD_UNDEFINED}.
* Value range from -14 hours (-14 * 60 minutes) to 14 hours (14 * 60 minutes).
* </td>
* </tr>
* </tbody>
* </table>
*
* <p>All maximum value space constraints listed for the fields in the table
* above are checked by factory methods, setter methods and parse methods of
* this class. <code>IllegalArgumentException</code> is thrown when
* parameter's value is outside the maximum value constraint for the field.
* Validation checks, for example, whether days in month should be
* limited to 29, 30 or 31 days, that are dependent on the values of other
* fields are not checked by these methods.
* </p>
*
* <p>The following operations are defined for this class:
* <ul>
* <li>factory methods to create instances</li>
* <li>accessors/mutators for independent date/time fields</li>
* <li>conversion between this class and W3C XML Schema 1.0 lexical representation</li>
* <li>conversion between this class and <code>java.util.GregorianCalendar</code></li>
* <li>partial order relation comparator method, {@link #compare(XMLGregorianCalendar)}</li>
* <li>{@link #equals(Object)} defined relative to {@link #compare(XMLGregorianCalendar)}.</li>
* <li> addition operation with {@link javax.xml.datatype.Duration}.
* instance as defined in <a href="http://www.w3.org/TR/xmlschema-2/#adding-durations-to-dateTimes">
* W3C XML Schema 1.0 Part 2, Appendix E, <i>Adding durations to dateTimes</i></a>.</li>
* </ul>
* </p>
*
* @author Kohsuke Kawaguchi
* @author Joseph Fialli
* @author Sunitha Reddy
* @see javax.xml.datatype.Duration
* @since 1.5
* @LastModified: June 2018
*/
public class XMLGregorianCalendarImpl
extends XMLGregorianCalendar
implements Serializable, Cloneable {
/** Backup values **/
transient private BigInteger orig_eon;
transient private int orig_year = DatatypeConstants.FIELD_UNDEFINED;
transient private int orig_month = DatatypeConstants.FIELD_UNDEFINED;
transient private int orig_day = DatatypeConstants.FIELD_UNDEFINED;
transient private int orig_hour = DatatypeConstants.FIELD_UNDEFINED;
transient private int orig_minute = DatatypeConstants.FIELD_UNDEFINED;
transient private int orig_second = DatatypeConstants.FIELD_UNDEFINED;
transient private BigDecimal orig_fracSeconds;
transient private int orig_timezone = DatatypeConstants.FIELD_UNDEFINED;
/**
* <p>Eon of this <code>XMLGregorianCalendar</code>.</p>
*/
private BigInteger eon = null;
/**
* <p>Year of this <code>XMLGregorianCalendar</code>.</p>
*/
private int year = DatatypeConstants.FIELD_UNDEFINED;
/**
* <p>Month of this <code>XMLGregorianCalendar</code>.</p>
*/
private int month = DatatypeConstants.FIELD_UNDEFINED;
/**
* <p>Day of this <code>XMLGregorianCalendar</code>.</p>
*/
private int day = DatatypeConstants.FIELD_UNDEFINED;
/**
* <p>Timezone of this <code>XMLGregorianCalendar</code> in minutes.</p>
*/
private int timezone = DatatypeConstants.FIELD_UNDEFINED;
/**
* <p>Hour of this <code>XMLGregorianCalendar</code>.</p>
*/
private int hour = DatatypeConstants.FIELD_UNDEFINED;
/**
* <p>Minute of this <code>XMLGregorianCalendar</code>.</p>
*/
private int minute = DatatypeConstants.FIELD_UNDEFINED;
/**
* <p>Second of this <code>XMLGregorianCalendar</code>.</p>
*/
private int second = DatatypeConstants.FIELD_UNDEFINED ;
/**
* <p>Fractional second of this <code>XMLGregorianCalendar</code>.</p>
*/
private BigDecimal fractionalSecond = null;
/**
* <p>BigInteger constant; representing a billion.</p>
*/
private static final BigInteger BILLION_B = new BigInteger("1000000000");
/**
* <p>int constant; representing a billion.</p>
*/
private static final int BILLION_I = 1000000000;
/**
* <p>Obtain a pure Gregorian Calendar by calling
* GregorianCalendar.setChange(PURE_GREGORIAN_CHANGE). </p>
*/
private static final Date PURE_GREGORIAN_CHANGE =
new Date(Long.MIN_VALUE);
/**
* Year index for MIN_ and MAX_FIELD_VALUES.
*/
private static final int YEAR = 0;
/**
* Month index for MIN_ and MAX_FIELD_VALUES.
*/
private static final int MONTH = 1;
/**
* Day index for MIN_ and MAX_FIELD_VALUES.
*/
private static final int DAY = 2;
/**
* Hour index for MIN_ and MAX_FIELD_VALUES.
*/
private static final int HOUR = 3;
/**
* Minute index for MIN_ and MAX_FIELD_VALUES.
*/
private static final int MINUTE = 4;
/**
* Second index for MIN_ and MAX_FIELD_VALUES.
*/
private static final int SECOND = 5;
/**
* Second index for MIN_ and MAX_FIELD_VALUES.
*/
private static final int MILLISECOND = 6;
/**
* Timezone index for MIN_ and MAX_FIELD_VALUES
*/
private static final int TIMEZONE = 7;
/**
* field names indexed by YEAR..TIMEZONE.
*/
private static final String FIELD_NAME[] = {
"Year",
"Month",
"Day",
"Hour",
"Minute",
"Second",
"Millisecond",
"Timezone"
};
/**
* <p>Stream Unique Identifier.</p>
*
* <p>TODO: Serialization should use the XML string representation as
* the serialization format to ensure future compatibility.</p>
*/
private static final long serialVersionUID = 1L;
/**
* <p>Use as a template for default field values when
* converting to a {@link GregorianCalendar}, set to a leap
* year date of January 1, 0400 at midnight.</p>
*
* <p>Fields that are optional for an <code>xsd:dateTime</code> instances are defaulted to not being set to any value.
* <code>XMLGregorianCalendar</code> fields millisecond, fractional second and timezone return the value indicating
* that the field is not set, {@link DatatypeConstants#FIELD_UNDEFINED} for millisecond and timezone
* and <code>null</code> for fractional second.</p>
*
* @see #toGregorianCalendar(TimeZone, Locale, XMLGregorianCalendar)
*/
public static final XMLGregorianCalendar LEAP_YEAR_DEFAULT =
createDateTime(
400, //year
DatatypeConstants.JANUARY, //month
1, // day
0, // hour
0, // minute
0, // second
DatatypeConstants.FIELD_UNDEFINED, // milliseconds
DatatypeConstants.FIELD_UNDEFINED // timezone
);
// Constructors
/**
* Constructs a new XMLGregorianCalendar object.
*
* String parsing documented by {@link #parse(String)}.
*
* Returns a non-null valid XMLGregorianCalendar object that holds the
* value indicated by the lexicalRepresentation parameter.
*
* @param lexicalRepresentation
* Lexical representation of one the eight
* XML Schema date/time datatypes.
* @throws IllegalArgumentException
* If the given string does not conform as documented in
* {@link #parse(String)}.
* @throws NullPointerException
* If the given string is null.
*/
protected XMLGregorianCalendarImpl(String lexicalRepresentation)
throws IllegalArgumentException {
// compute format string for this lexical representation.
String format;
String lexRep = lexicalRepresentation;
final int NOT_FOUND = -1;
int lexRepLength = lexRep.length();
// current parser needs a format string,
// use following heuristics to figure out what xml schema date/time
// datatype this lexical string could represent.
// Fix 4971612: invalid SCCS macro substitution in data string,
// no %{alpha}% to avoid SCCS maco substitution
if (lexRep.indexOf('T') != NOT_FOUND) {
// found Date Time separater, must be xsd:DateTime
format = "%Y-%M-%DT%h:%m:%s" + "%z";
} else if (lexRepLength >= 3 && lexRep.charAt(2) == ':') {
// found ":", must be xsd:Time
format = "%h:%m:%s" + "%z";
} else if (lexRep.startsWith("--")) {
// check for gDay || gMonth || gMonthDay
if (lexRepLength >= 3 && lexRep.charAt(2) == '-') {
// gDay, ---DD(z?)
format = "---%D" + "%z";
} else if (lexRepLength == 4 // --MM
|| lexRepLength == 5 // --MMZ
|| lexRepLength == 10) { // --MMSHH:MM
// gMonth, --MM(z?),
// per XML Schema Errata, used to be --MM--(z?)
format = "--%M" + "%z";
} else {
// gMonthDay, --MM-DD(z?), (or invalid lexicalRepresentation)
// length should be:
// 7: --MM-DD
// 8: --MM-DDZ
// 13: --MM-DDSHH:MM
format = "--%M-%D" + "%z";
}
} else {
// check for Date || GYear | GYearMonth
int countSeparator = 0;
// start at index 1 to skip potential negative sign for year.
int timezoneOffset = lexRep.indexOf(':');
if (timezoneOffset != NOT_FOUND) {
// found timezone, strip it off for distinguishing
// between Date, GYear and GYearMonth so possible
// negative sign in timezone is not mistaken as
// a separator.
lexRepLength -= 6;
}
for (int i = 1; i < lexRepLength; i++) {
if (lexRep.charAt(i) == '-') {
countSeparator++;
}
}
if (countSeparator == 0) {
// GYear
format = "%Y" + "%z";
} else if (countSeparator == 1) {
// GYearMonth
format = "%Y-%M" + "%z";
} else {
// Date or invalid lexicalRepresentation
// Fix 4971612: invalid SCCS macro substitution in data string
format = "%Y-%M-%D" + "%z";
}
}
Parser p = new Parser(format, lexRep);
p.parse();
// check for validity
if (!isValid()) {
throw new IllegalArgumentException(
DatatypeMessageFormatter.formatMessage(null, "InvalidXGCRepresentation", new Object[]{lexicalRepresentation})
//"\"" + lexicalRepresentation + "\" is not a valid representation of an XML Gregorian Calendar value."
);
}
save();
}
/**
* save original values
*/
private void save() {
orig_eon = eon;
orig_year = year;
orig_month = month;
orig_day = day;
orig_hour = hour;
orig_minute = minute;
orig_second = second;
orig_fracSeconds = fractionalSecond;
orig_timezone = timezone;
}
/**
* <p>Create an instance with all date/time datatype fields set to
* {@link DatatypeConstants#FIELD_UNDEFINED} or null respectively.</p>
*/
public XMLGregorianCalendarImpl() {
// field initializers already do the correct initialization.
}
/**
* <p>Private constructor allowing for complete value spaces allowed by
* W3C XML Schema 1.0 recommendation for xsd:dateTime and related
* builtin datatypes. Note that <code>year</code> parameter supports
* arbitrarily large numbers and fractionalSecond has infinite
* precision.</p>
*
* @param year of <code>XMLGregorianCalendar</code> to be created.
* @param month of <code>XMLGregorianCalendar</code> to be created.
* @param day of <code>XMLGregorianCalendar</code> to be created.
* @param hour of <code>XMLGregorianCalendar</code> to be created.
* @param minute of <code>XMLGregorianCalendar</code> to be created.
* @param second of <code>XMLGregorianCalendar</code> to be created.
* @param fractionalSecond of <code>XMLGregorianCalendar</code> to be created.
* @param timezone of <code>XMLGregorianCalendar</code> to be created.
*
*/
protected XMLGregorianCalendarImpl(
BigInteger year,
int month,
int day,
int hour,
int minute,
int second,
BigDecimal fractionalSecond,
int timezone) {
setYear(year);
setMonth(month);
setDay(day);
setTime(hour, minute, second, fractionalSecond);
setTimezone(timezone);
// check for validity
if (!isValid()) {
throw new IllegalArgumentException(
DatatypeMessageFormatter.formatMessage(null,
"InvalidXGCValue-fractional",
new Object[] { year, month, day,
hour, minute, second,
fractionalSecond, timezone})
);
}
save();
}
/**
* <p>Private constructor of value spaces that a
* <code>java.util.GregorianCalendar</code> instance would need to convert to an
* <code>XMLGregorianCalendar</code> instance.</p>
*
* <p><code>XMLGregorianCalendar eon</code> and
* <code>fractionalSecond</code> are set to <code>null</code></p>
*
* @param year of <code>XMLGregorianCalendar</code> to be created.
* @param month of <code>XMLGregorianCalendar</code> to be created.
* @param day of <code>XMLGregorianCalendar</code> to be created.
* @param hour of <code>XMLGregorianCalendar</code> to be created.
* @param minute of <code>XMLGregorianCalendar</code> to be created.
* @param second of <code>XMLGregorianCalendar</code> to be created.
* @param millisecond of <code>XMLGregorianCalendar</code> to be created.
* @param timezone of <code>XMLGregorianCalendar</code> to be created.
*/
private XMLGregorianCalendarImpl(
int year,
int month,
int day,
int hour,
int minute,
int second,
int millisecond,
int timezone) {
setYear(year);
setMonth(month);
setDay(day);
setTime(hour, minute, second);
setTimezone(timezone);
BigDecimal realMilliseconds = null;
if (millisecond != DatatypeConstants.FIELD_UNDEFINED) {
realMilliseconds = BigDecimal.valueOf(millisecond, 3);
}
setFractionalSecond(realMilliseconds);
if (!isValid()) {
throw new IllegalArgumentException(
DatatypeMessageFormatter.formatMessage(null,
"InvalidXGCValue-milli",
new Object[] { year, month, day,
hour, minute, second,
millisecond, timezone})
);
}
save();
}
/**
* <p>Convert a <code>java.util.GregorianCalendar</code> to XML Schema 1.0
* representation.</p>
*
* <table border="2" rules="all" cellpadding="2">
* <thead>
* <tr>
* <th align="center" colspan="2">
* Field by Field Conversion from
* <code>java.util.GregorianCalendar</code> to this class
* </th>
* </tr>
* </thead>
* <tbody>
* <tr>
* <th><code>javax.xml.datatype.XMLGregorianCalendar</code> field</th>
* <th><code>java.util.GregorianCalendar</code> field</th>
* </tr>
* <tr>
* <th>{@link #setYear(int)}</th>
* <th><code>ERA == GregorianCalendar.BC ? -YEAR : YEAR</code></th>
* </tr>
* <tr>
* <th>{@link #setMonth(int)}</th>
* <th><code>MONTH + 1</code></th>
* </tr>
* <tr>
* <th>{@link #setDay(int)}</th>
* <th><code>DAY_OF_MONTH</code></th>
* </tr>
* <tr>
* <th>{@link #setTime(int,int,int, BigDecimal)}</th>
* <th><code>HOUR_OF_DAY, MINUTE, SECOND, MILLISECOND</code></th>
* </tr>
* <tr>
* <th>{@link #setTimezone(int)}<i>*</i></th>
* <th><code>(ZONE_OFFSET + DST_OFFSET) / (60*1000)</code><br/>
* <i>(in minutes)</i>
* </th>
* </tr>
* </tbody>
* </table>
* <p><i>*</i>conversion loss of information. It is not possible to represent
* a <code>java.util.GregorianCalendar</code> daylight savings timezone id in the
* XML Schema 1.0 date/time datatype representation.</p>
*
* <p>To compute the return value's <code>TimeZone</code> field,
* <ul>
* <li>when <code>this.getTimezone() != DatatypeConstants.FIELD_UNDEFINED</code>,
* create a <code>java.util.TimeZone</code> with a custom timezone id
* using the <code>this.getTimezone()</code>.</li>
* <li>else use the <code>GregorianCalendar</code> default timezone value
* for the host is defined as specified by
* <code>java.util.TimeZone.getDefault()</code>.</li></p>
*
* @param cal <code>java.util.GregorianCalendar</code> used to create <code>XMLGregorianCalendar</code>
*/
public XMLGregorianCalendarImpl(GregorianCalendar cal) {
int year1 = cal.get(Calendar.YEAR);
if (cal.get(Calendar.ERA) == GregorianCalendar.BC) {
year1 = -year1;
}
this.setYear(year1);
// Calendar.MONTH is zero based, XSD Date datatype's month field starts
// with JANUARY as 1.
this.setMonth(cal.get(Calendar.MONTH) + 1);
this.setDay(cal.get(Calendar.DAY_OF_MONTH));
this.setTime(
cal.get(Calendar.HOUR_OF_DAY),
cal.get(Calendar.MINUTE),
cal.get(Calendar.SECOND),
cal.get(Calendar.MILLISECOND));
// Calendar ZONE_OFFSET and DST_OFFSET fields are in milliseconds.
int offsetInMinutes = (cal.get(Calendar.ZONE_OFFSET) + cal.get(Calendar.DST_OFFSET)) / (60 * 1000);
this.setTimezone(offsetInMinutes);
save();
}
// Factories
/**
* <p>Create a Java representation of XML Schema builtin datatype <code>dateTime</code>.
* All possible fields are specified for this factory method.</p>
*
* @param year represents both high-order eons and low-order year.
* @param month of <code>dateTime</code>
* @param day of <code>dateTime</code>
* @param hours of <code>dateTime</code>
* @param minutes of <code>dateTime</code>
* @param seconds of <code>dateTime</code>
* @param fractionalSecond value of null indicates optional field is absent.
* @param timezone offset in minutes. {@link DatatypeConstants#FIELD_UNDEFINED} indicates optional field is not set.
*
* @return <code>XMLGregorianCalendar</code> created from parameter values.
*
* @see DatatypeConstants#FIELD_UNDEFINED
*
* @throws IllegalArgumentException if any parameter is outside value
* constraints for the field as specified in
* <a href="#datetimefieldmapping">date/time field mapping table</a>.
*/
public static XMLGregorianCalendar createDateTime(
BigInteger year,
int month,
int day,
int hours,
int minutes,
int seconds,
BigDecimal fractionalSecond,
int timezone) {
return new XMLGregorianCalendarImpl(
year,
month,
day,
hours,
minutes,
seconds,
fractionalSecond,
timezone);
}
/**
* <p>Create a Java instance of XML Schema builtin datatype dateTime.</p>
*
* @param year represents both high-order eons and low-order year.
* @param month of <code>dateTime</code>
* @param day of <code>dateTime</code>
* @param hour of <code>dateTime</code>
* @param minute of <code>dateTime</code>
* @param second of <code>dateTime</code>
*
* @return <code>XMLGregorianCalendar</code> created from parameter values.
*
* @throws IllegalArgumentException if any parameter is outside value constraints for the field as specified in
* <a href="#datetimefieldmapping">date/time field mapping table</a>.
*
* @see DatatypeConstants#FIELD_UNDEFINED
*/
public static XMLGregorianCalendar createDateTime(
int year,
int month,
int day,
int hour,
int minute,
int second) {
return new XMLGregorianCalendarImpl(
year,
month,
day,
hour,
minute,
second,
DatatypeConstants.FIELD_UNDEFINED, //millisecond
DatatypeConstants.FIELD_UNDEFINED //timezone
);
}
/**
* <p>Create a Java representation of XML Schema builtin datatype <code>dateTime</code>.
* All possible fields are specified for this factory method.</p>
*
* @param year represents low-order year.
* @param month of <code>dateTime</code>
* @param day of <code>dateTime</code>
* @param hours of <code>dateTime</code>
* @param minutes of <code>dateTime</code>
* @param seconds of <code>dateTime</code>
* @param milliseconds of <code>dateTime</code>. {@link DatatypeConstants#FIELD_UNDEFINED} indicates optional field is not set.
* @param timezone offset in minutes. {@link DatatypeConstants#FIELD_UNDEFINED} indicates optional field is not set.
*
* @return <code>XMLGregorianCalendar</code> created from parameter values.
*
* @throws IllegalArgumentException if any parameter is outside value constraints for the field as specified in
* <a href="#datetimefieldmapping">date/time field mapping table</a>.
*
* @see DatatypeConstants#FIELD_UNDEFINED
*/
public static XMLGregorianCalendar createDateTime(
int year,
int month,
int day,
int hours,
int minutes,
int seconds,
int milliseconds,
int timezone) {
return new XMLGregorianCalendarImpl(
year,
month,
day,
hours,
minutes,
seconds,
milliseconds,
timezone);
}
/**
* <p>Create a Java representation of XML Schema builtin datatype <code>date</code> or <code>g*</code>.</p>
*
* <p>For example, an instance of <code>gYear</code> can be created invoking this factory
* with <code>month</code> and <code>day</code> parameters set to
* {@link DatatypeConstants#FIELD_UNDEFINED}.</p>
*
* @param year of <code>XMLGregorianCalendar</code> to be created.
* @param month of <code>XMLGregorianCalendar</code> to be created.
* @param day of <code>XMLGregorianCalendar</code> to be created.
* @param timezone offset in minutes. {@link DatatypeConstants#FIELD_UNDEFINED} indicates optional field is not set.
*
* @return <code>XMLGregorianCalendar</code> created from parameter values.
*
* @see DatatypeConstants#FIELD_UNDEFINED
*
* @throws IllegalArgumentException if any parameter is outside value
* constraints for the field as specified in
* <a href="#datetimefieldmapping">date/time field mapping table</a>.
*/
public static XMLGregorianCalendar createDate(
int year,
int month,
int day,
int timezone) {
return new XMLGregorianCalendarImpl(
year,
month,
day,
DatatypeConstants.FIELD_UNDEFINED, // hour
DatatypeConstants.FIELD_UNDEFINED, // minute
DatatypeConstants.FIELD_UNDEFINED, // second
DatatypeConstants.FIELD_UNDEFINED, // millisecond
timezone);
}
/**
* Create a Java instance of XML Schema builtin datatype <code>time</code>.
* @param hours number of hours
* @param minutes number of minutes
* @param seconds number of seconds
* @param timezone offset in minutes. {@link DatatypeConstants#FIELD_UNDEFINED} indicates optional field is not set.
*
* @return <code>XMLGregorianCalendar</code> created from parameter values.
*
* @see DatatypeConstants#FIELD_UNDEFINED
*
* @throws IllegalArgumentException if any parameter is outside value
* constraints for the field as specified in
* <a href="#datetimefieldmapping">date/time field mapping table</a>.
*/
public static XMLGregorianCalendar createTime(
int hours,
int minutes,
int seconds,
int timezone) {
return new XMLGregorianCalendarImpl(
DatatypeConstants.FIELD_UNDEFINED, // Year
DatatypeConstants.FIELD_UNDEFINED, // Month
DatatypeConstants.FIELD_UNDEFINED, // Day
hours,
minutes,
seconds,
DatatypeConstants.FIELD_UNDEFINED, //Millisecond
timezone);
}
/**
* <p>Create a Java instance of XML Schema builtin datatype time.</p>
*
* @param hours number of hours
* @param minutes number of minutes
* @param seconds number of seconds
* @param fractionalSecond value of <code>null</code> indicates that this optional field is not set.
* @param timezone offset in minutes. {@link DatatypeConstants#FIELD_UNDEFINED} indicates optional field is not set.
*
* @return <code>XMLGregorianCalendar</code> created from parameter values.
*
* @see DatatypeConstants#FIELD_UNDEFINED
*
* @throws IllegalArgumentException if any parameter is outside value
* constraints for the field as specified in
* <a href="#datetimefieldmapping">date/time field mapping table</a>.
*/
public static XMLGregorianCalendar createTime(
int hours,
int minutes,
int seconds,
BigDecimal fractionalSecond,
int timezone) {
return new XMLGregorianCalendarImpl(
null, // Year
DatatypeConstants.FIELD_UNDEFINED, // month
DatatypeConstants.FIELD_UNDEFINED, // day
hours,
minutes,
seconds,
fractionalSecond,
timezone);
}
/**
* <p>Create a Java instance of XML Schema builtin datatype time.</p>
*
* @param hours number of hours
* @param minutes number of minutes
* @param seconds number of seconds
* @param milliseconds number of milliseconds
* @param timezone offset in minutes. {@link DatatypeConstants#FIELD_UNDEFINED} indicates optional field is not set.
*
* @return <code>XMLGregorianCalendar</code> created from parameter values.
*
* @see DatatypeConstants#FIELD_UNDEFINED
*
* @throws IllegalArgumentException if any parameter is outside value
* constraints for the field as specified in
* <a href="#datetimefieldmapping">date/time field mapping table</a>.
*/
public static XMLGregorianCalendar createTime(
int hours,
int minutes,
int seconds,
int milliseconds,
int timezone) {
return new XMLGregorianCalendarImpl(
DatatypeConstants.FIELD_UNDEFINED, // year
DatatypeConstants.FIELD_UNDEFINED, // month
DatatypeConstants.FIELD_UNDEFINED, // day
hours,
minutes,
seconds,
milliseconds,
timezone);
}
// Accessors
/**
* <p>Return high order component for XML Schema 1.0 dateTime datatype field for
* <code>year</code>.
* <code>null</code> if this optional part of the year field is not defined.</p>
*
* <p>Value constraints for this value are summarized in
* <a href="#datetimefield-year">year field of date/time field mapping table</a>.</p>
* @return eon of this <code>XMLGregorianCalendar</code>. The value
* returned is an integer multiple of 10^9.
*
* @see #getYear()
* @see #getEonAndYear()
*/
public BigInteger getEon() {
return eon;
}
/**
* <p>Return low order component for XML Schema 1.0 dateTime datatype field for
* <code>year</code> or {@link DatatypeConstants#FIELD_UNDEFINED}.</p>
*
* <p>Value constraints for this value are summarized in
* <a href="#datetimefield-year">year field of date/time field mapping table</a>.</p>
*
* @return year of this <code>XMLGregorianCalendar</code>.
*
* @see #getEon()
* @see #getEonAndYear()
*/
public int getYear() {
return year;
}
/**
* <p>Return XML Schema 1.0 dateTime datatype field for
* <code>year</code>.</p>
*
* <p>Value constraints for this value are summarized in
* <a href="#datetimefield-year">year field of date/time field mapping table</a>.</p>
*
* @return sum of <code>eon</code> and <code>BigInteger.valueOf(year)</code>
* when both fields are defined. When only <code>year</code> is defined,
* return it. When both <code>eon</code> and <code>year</code> are not
* defined, return <code>null</code>.
*
* @see #getEon()
* @see #getYear()
*/
public BigInteger getEonAndYear() {
// both are defined
if (year != DatatypeConstants.FIELD_UNDEFINED
&& eon != null) {
return eon.add(BigInteger.valueOf((long) year));
}
// only year is defined
if (year != DatatypeConstants.FIELD_UNDEFINED
&& eon == null) {
return BigInteger.valueOf((long) year);
}
// neither are defined
// or only eon is defined which is not valid without a year
return null;
}
/**
* <p>Return number of month or {@link DatatypeConstants#FIELD_UNDEFINED}.</p>
*
* <p>Value constraints for this value are summarized in
* <a href="#datetimefield-month">month field of date/time field mapping table</a>.</p>
*
* @return year of this <code>XMLGregorianCalendar</code>.
*
*/
public int getMonth() {
return month;
}
/**
* Return day in month or {@link DatatypeConstants#FIELD_UNDEFINED}.</p>
*
* <p>Value constraints for this value are summarized in
* <a href="#datetimefield-day">day field of date/time field mapping table</a>.</p>
*
* @see #setDay(int)
*/
public int getDay() {
return day;
}
/**
* Return timezone offset in minutes or
* {@link DatatypeConstants#FIELD_UNDEFINED} if this optional field is not defined.
*
* <p>Value constraints for this value are summarized in
* <a href="#datetimefield-timezone">timezone field of date/time field mapping table</a>.</p>
*
* @see #setTimezone(int)
*/
public int getTimezone() {
return timezone;
}
/**
* Return hours or {@link DatatypeConstants#FIELD_UNDEFINED}.
* Returns {@link DatatypeConstants#FIELD_UNDEFINED} if this field is not defined.
*
* <p>Value constraints for this value are summarized in
* <a href="#datetimefield-hour">hour field of date/time field mapping table</a>.</p>
* @see #setTime(int, int, int)
*/
public int getHour() {
return hour;
}
/**
* Return minutes or {@link DatatypeConstants#FIELD_UNDEFINED}.<\p>
* Returns {@link DatatypeConstants#FIELD_UNDEFINED} if this field is not defined.
*
* <p>Value constraints for this value are summarized in
* <a href="#datetimefield-minute">minute field of date/time field mapping table</a>.</p>
* @see #setTime(int, int, int)
*/
public int getMinute() {
return minute;
}
/**
* <p>Return seconds or {@link DatatypeConstants#FIELD_UNDEFINED}.<\p>
*
* <p>Returns {@link DatatypeConstants#FIELD_UNDEFINED} if this field is not defined.
* When this field is not defined, the optional xs:dateTime
* fractional seconds field, represented by
* {@link #getFractionalSecond()} and {@link #getMillisecond()},
* must not be defined.</p>
*
* <p>Value constraints for this value are summarized in
* <a href="#datetimefield-second">second field of date/time field mapping table</a>.</p>
*
* @return Second of this <code>XMLGregorianCalendar</code>.
*
* @see #getFractionalSecond()
* @see #getMillisecond()
* @see #setTime(int, int, int)
*/
public int getSecond() {
return second;
}
/**
* @return result of adding second and fractional second field
*/
private BigDecimal getSeconds() {
if (second == DatatypeConstants.FIELD_UNDEFINED) {
return DECIMAL_ZERO;
}
BigDecimal result = BigDecimal.valueOf((long) second);
if (fractionalSecond != null) {
return result.add(fractionalSecond);
} else {
return result;
}
}
/**
* <p>Return millisecond precision of {@link #getFractionalSecond()}.<\p>
*
* <p>This method represents a convenience accessor to infinite
* precision fractional second value returned by
* {@link #getFractionalSecond()}. The returned value is the rounded
* down to milliseconds value of
* {@link #getFractionalSecond()}. When {@link #getFractionalSecond()}
* returns <code>null</code>, this method must return
* {@link DatatypeConstants#FIELD_UNDEFINED}.</p>
*
* <p>Value constraints for this value are summarized in
* <a href="#datetimefield-second">second field of date/time field mapping table</a>.</p>
*
* @return Millisecond of this <code>XMLGregorianCalendar</code>.
*
* @see #getFractionalSecond()
* @see #setTime(int, int, int)
*/
public int getMillisecond() {
if (fractionalSecond == null) {
return DatatypeConstants.FIELD_UNDEFINED;
} else {
// TODO: Non-optimal solution for now.
// Efficient implementation would only store as BigDecimal
// when needed and millisecond otherwise.
return fractionalSecond.movePointRight(3).intValue();
}
}
/**
* <p>Return fractional seconds.</p>
*
* <p><code>null</code> is returned when this optional field is not defined.</p>
*
* <p>Value constraints are detailed in
* <a href="#datetimefield-second">second field of date/time field mapping table</a>.</p>
*
* <p>This optional field can only have a defined value when the
* xs:dateTime second field, represented by ({@link #getSecond()},
* does not return {@link DatatypeConstants#FIELD_UNDEFINED}).</p>
*
* @return fractional seconds of this <code>XMLGregorianCalendar</code>.
*
* @see #getSecond()
* @see #setTime(int, int, int, BigDecimal)
*/
public BigDecimal getFractionalSecond() {
return fractionalSecond;
}
// setters
/**
* <p>Set low and high order component of XSD <code>dateTime</code> year field.</p>
*
* <p>Unset this field by invoking the setter with a parameter value of <code>null</code>.</p>
*
* @param year value constraints summarized in <a href="#datetimefield-year">year field of date/time field mapping table</a>.
*
* @throws IllegalArgumentException if <code>year</code> parameter is
* outside value constraints for the field as specified in
* <a href="#datetimefieldmapping">date/time field mapping table</a>.
*/
public final void setYear(BigInteger year) {
if (year == null) {
this.eon = null;
this.year = DatatypeConstants.FIELD_UNDEFINED;
} else {
BigInteger temp = year.remainder(BILLION_B);
this.year = temp.intValue();
setEon(year.subtract(temp));
}
}
/**
* <p>Set year of XSD <code>dateTime</code> year field.</p>
*
* <p>Unset this field by invoking the setter with a parameter value of
* {@link DatatypeConstants#FIELD_UNDEFINED}.</p>
*
* <p>Note: if the absolute value of the <code>year</code> parameter
* is less than 10^9, the eon component of the XSD year field is set to
* <code>null</code> by this method.</p>
*
* @param year value constraints are summarized in <a href="#datetimefield-year">year field of date/time field mapping table</a>.
* If year is {@link DatatypeConstants#FIELD_UNDEFINED}, then eon is set to <code>null</code>.
*/
public final void setYear(int year) {
if (year == DatatypeConstants.FIELD_UNDEFINED) {
this.year = DatatypeConstants.FIELD_UNDEFINED;
this.eon = null;
}
else if (Math.abs(year) < BILLION_I) {
this.year = year;
this.eon = null;
} else {
BigInteger theYear = BigInteger.valueOf((long) year);
BigInteger remainder = theYear.remainder(BILLION_B);
this.year = remainder.intValue();
setEon(theYear.subtract(remainder));
}
}
/**
* <p>Set high order part of XSD <code>dateTime</code> year field.</p>
*
* <p>Unset this field by invoking the setter with a parameter value of
* <code>null</code>.</p>
*
* @param eon value constraints summarized in <a href="#datetimefield-year">year field of date/time field mapping table</a>.
*/
private void setEon(BigInteger eon) {
if (eon != null && eon.compareTo(BigInteger.ZERO) == 0) {
// Treat ZERO as field being undefined.
this.eon = null;
} else {
this.eon = eon;
}
}
/**
* <p>Set month.</p>
*
* <p>Unset this field by invoking the setter with a parameter value of {@link DatatypeConstants#FIELD_UNDEFINED}.</p>
*
* @param month value constraints summarized in <a href="#datetimefield-month">month field of date/time field mapping table</a>.
*
* @throws IllegalArgumentException if <code>month</code> parameter is
* outside value constraints for the field as specified in
* <a href="#datetimefieldmapping">date/time field mapping table</a>.
*/
public final void setMonth(int month) {
if(month<DatatypeConstants.JANUARY || DatatypeConstants.DECEMBER<month)
if(month!=DatatypeConstants.FIELD_UNDEFINED)
invalidFieldValue(MONTH, month);
this.month = month;
}
/**
* <p>Set days in month.</p>
*
* <p>Unset this field by invoking the setter with a parameter value of {@link DatatypeConstants#FIELD_UNDEFINED}.</p>
*
* @param day value constraints summarized in <a href="#datetimefield-day">day field of date/time field mapping table</a>.
*
* @throws IllegalArgumentException if <code>day</code> parameter is
* outside value constraints for the field as specified in
* <a href="#datetimefieldmapping">date/time field mapping table</a>.
*/
public final void setDay(int day) {
if(day<1 || 31<day)
if(day!=DatatypeConstants.FIELD_UNDEFINED)
invalidFieldValue(DAY,day);
this.day = day;
}
/**
* <p>Set the number of minutes in the timezone offset.</p>
*
* <p>Unset this field by invoking the setter with a parameter value of {@link DatatypeConstants#FIELD_UNDEFINED}.</p>
*
* @param offset value constraints summarized in <a href="#datetimefield-timezone">
* timezone field of date/time field mapping table</a>.
*
* @throws IllegalArgumentException if <code>offset</code> parameter is
* outside value constraints for the field as specified in
* <a href="#datetimefieldmapping">date/time field mapping table</a>.
*/
public final void setTimezone(int offset) {
if(offset<-14*60 || 14*60<offset)
if(offset!=DatatypeConstants.FIELD_UNDEFINED)
invalidFieldValue(TIMEZONE,offset);
this.timezone = offset;
}
/**
* <p>Set time as one unit.</p>
*
* @param hour value constraints are summarized in
* <a href="#datetimefield-hour">hour field of date/time field mapping table</a>.
* @param minute value constraints are summarized in
* <a href="#datetimefield-minute">minute field of date/time field mapping table</a>.
* @param second value constraints are summarized in
* <a href="#datetimefield-second">second field of date/time field mapping table</a>.
*
* @see #setTime(int, int, int, BigDecimal)
*
* @throws IllegalArgumentException if any parameter is
* outside value constraints for the field as specified in
* <a href="#datetimefieldmapping">date/time field mapping table</a>.
*/
public final void setTime(int hour, int minute, int second) {
setTime(hour, minute, second, null);
}
private void invalidFieldValue(int field, int value) {
throw new IllegalArgumentException(
DatatypeMessageFormatter.formatMessage(null, "InvalidFieldValue",
new Object[]{ value, FIELD_NAME[field]})
);
}
private void testHour() {
// http://www.w3.org/2001/05/xmlschema-errata#e2-45
if (getHour() == 24) {
if (getMinute() != 0
|| getSecond() != 0) {
invalidFieldValue(HOUR, getHour());
}
// while 0-24 is acceptable in the lexical space, 24 is not valid in value space
// W3C XML Schema Part 2, Section 3.2.7.1
setHour(0, false);
add(new DurationImpl(true, 0, 0, 1, 0, 0, 0));
}
}
public void setHour(int hour) {
setHour(hour, true);
}
private void setHour(int hour, boolean validate) {
if (hour < 0 || hour > 24) {
if (hour != DatatypeConstants.FIELD_UNDEFINED) {
invalidFieldValue(HOUR, hour);
}
}
this.hour = hour;
if (validate) {
testHour();
}
}
public void setMinute(int minute) {
if(minute<0 || 59<minute)
if(minute!=DatatypeConstants.FIELD_UNDEFINED)
invalidFieldValue(MINUTE, minute);
this.minute = minute;
}
public void setSecond(int second) {
if(second<0 || 60<second) // leap second allows for 60
if(second!=DatatypeConstants.FIELD_UNDEFINED)
invalidFieldValue(SECOND, second);
this.second = second;
}
/**
* <p>Set time as one unit, including the optional infinite precison
* fractional seconds.</p>
*
* @param hour value constraints are summarized in
* <a href="#datetimefield-hour">hour field of date/time field mapping table</a>.
* @param minute value constraints are summarized in
* <a href="#datetimefield-minute">minute field of date/time field mapping table</a>.
* @param second value constraints are summarized in
* <a href="#datetimefield-second">second field of date/time field mapping table</a>.
* @param fractional value of <code>null</code> indicates this optional
* field is not set.
*
* @throws IllegalArgumentException if any parameter is
* outside value constraints for the field as specified in
* <a href="#datetimefieldmapping">date/time field mapping table</a>.
*/
public final void setTime(
int hour,
int minute,
int second,
BigDecimal fractional) {
setHour(hour, false);
setMinute(minute);
if (second != 60) {
setSecond(second);
} else if ((hour == 23 && minute == 59) || (hour == 0 && minute == 0)) {
setSecond(second);
} else {
invalidFieldValue(SECOND, second);
}
setFractionalSecond(fractional);
// must test hour after setting seconds
testHour();
}
/**
* <p>Set time as one unit, including optional milliseconds.</p>
*
* @param hour value constraints are summarized in
* <a href="#datetimefield-hour">hour field of date/time field mapping table</a>.
* @param minute value constraints are summarized in
* <a href="#datetimefield-minute">minute field of date/time field mapping table</a>.
* @param second value constraints are summarized in
* <a href="#datetimefield-second">second field of date/time field mapping table</a>.
* @param millisecond value of {@link DatatypeConstants#FIELD_UNDEFINED} indicates this
* optional field is not set.
*
* @throws IllegalArgumentException if any parameter is
* outside value constraints for the field as specified in
* <a href="#datetimefieldmapping">date/time field mapping table</a>.
*/
public final void setTime(int hour, int minute, int second, int millisecond) {
setHour(hour, false);
setMinute(minute);
if (second != 60) {
setSecond(second);
} else if ((hour == 23 && minute == 59) || (hour == 0 && minute == 0)) {
setSecond(second);
} else {
invalidFieldValue(SECOND, second);
}
setMillisecond(millisecond);
// must test hour after setting seconds
testHour();
}
// comparisons
/**
* <p>Compare two instances of W3C XML Schema 1.0 date/time datatypes
* according to partial order relation defined in
* <a href="http://www.w3.org/TR/xmlschema-2/#dateTime-order">W3C XML Schema 1.0 Part 2, Section 3.2.7.3,
* <i>Order relation on dateTime</i></a>.</p>
*
* <p><code>xsd:dateTime</code> datatype field mapping to accessors of
* this class are defined in
* <a href="#datetimefieldmapping">date/time field mapping table</a>.</p>
*
* @param rhs instance of <code>XMLGregorianCalendar</code> to compare
*
* @return the relationship between <code>lhs</code> and <code>rhs</code> as
* {@link DatatypeConstants#LESSER},
* {@link DatatypeConstants#EQUAL},
* {@link DatatypeConstants#GREATER} or
* {@link DatatypeConstants#INDETERMINATE}.
*
* @throws NullPointerException if <code>lhs</code> or <code>rhs</code>
* parameters are null.
*/
public int compare(XMLGregorianCalendar rhs) {
XMLGregorianCalendar lhs = this;
int result = DatatypeConstants.INDETERMINATE;
XMLGregorianCalendarImpl P = (XMLGregorianCalendarImpl) lhs;
XMLGregorianCalendarImpl Q = (XMLGregorianCalendarImpl) rhs;
if (P.getTimezone() == Q.getTimezone()) {
// Optimization:
// both instances are in same timezone or
// both are FIELD_UNDEFINED.
// Avoid costly normalization of timezone to 'Z' time.
return internalCompare(P, Q);
} else if (P.getTimezone() != DatatypeConstants.FIELD_UNDEFINED &&
Q.getTimezone() != DatatypeConstants.FIELD_UNDEFINED) {
// Both instances have different timezones.
// Normalize to UTC time and compare.
P = (XMLGregorianCalendarImpl) P.normalize();
Q = (XMLGregorianCalendarImpl) Q.normalize();
return internalCompare(P, Q);
} else if (P.getTimezone() != DatatypeConstants.FIELD_UNDEFINED) {
if (P.getTimezone() != 0) {
P = (XMLGregorianCalendarImpl) P.normalize();
}
// C. step 1
XMLGregorianCalendar MinQ = Q.normalizeToTimezone(DatatypeConstants.MIN_TIMEZONE_OFFSET);
result = internalCompare(P, MinQ);
if (result == DatatypeConstants.LESSER) {
return result;
}
// C. step 2
XMLGregorianCalendar MaxQ = Q.normalizeToTimezone(DatatypeConstants.MAX_TIMEZONE_OFFSET);
result = internalCompare(P, MaxQ);
if (result == DatatypeConstants.GREATER) {
return result;
} else {
// C. step 3
return DatatypeConstants.INDETERMINATE;
}
} else { // Q.getTimezone() != DatatypeConstants.FIELD_UNDEFINED
// P has no timezone and Q does.
if (Q.getTimezone() != 0) {
Q = (XMLGregorianCalendarImpl) Q.normalizeToTimezone(Q.getTimezone());
}
// D. step 1
XMLGregorianCalendar MaxP = P.normalizeToTimezone(DatatypeConstants.MAX_TIMEZONE_OFFSET);
result = internalCompare(MaxP, Q);
if (result == DatatypeConstants.LESSER) {
return result;
}
// D. step 2
XMLGregorianCalendar MinP = P.normalizeToTimezone(DatatypeConstants.MIN_TIMEZONE_OFFSET);
result = internalCompare(MinP, Q);
if (result == DatatypeConstants.GREATER) {
return result;
} else {
// D. step 3
return DatatypeConstants.INDETERMINATE;
}
}
}
/**
* <p>Normalize this instance to UTC.</p>
*
* <p>2000-03-04T23:00:00+03:00 normalizes to 2000-03-04T20:00:00Z</p>
* <p>Implements W3C XML Schema Part 2, Section 3.2.7.3 (A).</p>
*/
public XMLGregorianCalendar normalize() {
XMLGregorianCalendar normalized = normalizeToTimezone(timezone);
// if timezone was undefined, leave it undefined
if (getTimezone() == DatatypeConstants.FIELD_UNDEFINED) {
normalized.setTimezone(DatatypeConstants.FIELD_UNDEFINED);
}
// if milliseconds was undefined, leave it undefined
if (getMillisecond() == DatatypeConstants.FIELD_UNDEFINED) {
normalized.setMillisecond(DatatypeConstants.FIELD_UNDEFINED);
}
return normalized;
}
/**
* <p>Normalize this instance to UTC.</p>
*
* <p>2000-03-04T23:00:00+03:00 normalizes to 2000-03-04T20:00:00Z</p>
* <p>Implements W3C XML Schema Part 2, Section 3.2.7.3 (A).</p>
*/
private XMLGregorianCalendar normalizeToTimezone(int timezone) {
int minutes = timezone;
XMLGregorianCalendar result = (XMLGregorianCalendar) this.clone();
// normalizing to UTC time negates the timezone offset before
// addition.
minutes = -minutes;
Duration d = new DurationImpl(minutes >= 0, // isPositive
0, //years
0, //months
0, //days
0, //hours
minutes < 0 ? -minutes : minutes, // absolute
0 //seconds
);
result.add(d);
// set to zulu UTC time.
result.setTimezone(0);
return result;
}
/**
*
* <p>Implements Step B from http://www.w3.org/TR/xmlschema-2/#dateTime-order </p>
* @param P calendar instance with normalized timezone offset or
* having same timezone as Q
* @param Q calendar instance with normalized timezone offset or
* having same timezone as P
*
* @return result of comparing P and Q, value of
* {@link DatatypeConstants#EQUAL},
* {@link DatatypeConstants#LESSER},
* {@link DatatypeConstants#GREATER} or
* {@link DatatypeConstants#INDETERMINATE}.
*/
private static int internalCompare(XMLGregorianCalendar P,
XMLGregorianCalendar Q) {
int result;
// compare Year.
if (P.getEon() == Q.getEon()) {
// Eon field is only equal when null.
// optimized case for comparing year not requiring eon field.
result = compareField(P.getYear(), Q.getYear());
if (result != DatatypeConstants.EQUAL) {
return result;
}
} else {
result = compareField(P.getEonAndYear(), Q.getEonAndYear());
if (result != DatatypeConstants.EQUAL) {
return result;
}
}
result = compareField(P.getMonth(), Q.getMonth());
if (result != DatatypeConstants.EQUAL) {
return result;
}
result = compareField(P.getDay(), Q.getDay());
if (result != DatatypeConstants.EQUAL) {
return result;
}
result = compareField(P.getHour(), Q.getHour());
if (result != DatatypeConstants.EQUAL) {
return result;
}
result = compareField(P.getMinute(), Q.getMinute());
if (result != DatatypeConstants.EQUAL) {
return result;
}
result = compareField(P.getSecond(), Q.getSecond());
if (result != DatatypeConstants.EQUAL) {
return result;
}
result = compareField(P.getFractionalSecond(), Q.getFractionalSecond());
return result;
}
/**
* <p>Implement Step B from
* http://www.w3.org/TR/xmlschema-2/#dateTime-order.</p>
*/
private static int compareField(int Pfield, int Qfield) {
if (Pfield == Qfield) {
//fields are either equal in value or both undefined.
// Step B. 1.1 AND optimized result of performing 1.1-1.4.
return DatatypeConstants.EQUAL;
} else {
if (Pfield == DatatypeConstants.FIELD_UNDEFINED || Qfield == DatatypeConstants.FIELD_UNDEFINED) {
// Step B. 1.2
return DatatypeConstants.INDETERMINATE;
} else {
// Step B. 1.3-4.
return (Pfield < Qfield ? DatatypeConstants.LESSER : DatatypeConstants.GREATER);
}
}
}
private static int compareField(BigInteger Pfield, BigInteger Qfield) {
if (Pfield == null) {
return (Qfield == null ? DatatypeConstants.EQUAL : DatatypeConstants.INDETERMINATE);
}
if (Qfield == null) {
return DatatypeConstants.INDETERMINATE;
}
return Pfield.compareTo(Qfield);
}
private static int compareField(BigDecimal Pfield, BigDecimal Qfield) {
// optimization. especially when both arguments are null.
if (Pfield == Qfield) {
return DatatypeConstants.EQUAL;
}
if (Pfield == null) {
Pfield = DECIMAL_ZERO;
}
if (Qfield == null) {
Qfield = DECIMAL_ZERO;
}
return Pfield.compareTo(Qfield);
}
/**
* <p>Indicates whether parameter <code>obj</code> is "equal to" this one.</p>
*
* @param obj to compare.
*
* @return <code>true</code> when <code>compare(this,(XMLGregorianCalendar)obj) == EQUAL.</code>.
*/
public boolean equals(Object obj) {
if (obj == null || !(obj instanceof XMLGregorianCalendar)) {
return false;
}
if (obj == this) {
return true;
}
return compare((XMLGregorianCalendar) obj) == DatatypeConstants.EQUAL;
}
/**
* <p>Returns a hash code consistent with the definition of the equals method.</p>
*
* @return hash code of this object.
*/
public int hashCode() {
// Following two dates compare to EQUALS since in different timezones.
// 2000-01-15T12:00:00-05:00 == 2000-01-15T13:00:00-04:00
//
// Must ensure both instances generate same hashcode by normalizing
// this to UTC timezone.
int timezone = getTimezone();
if (timezone == DatatypeConstants.FIELD_UNDEFINED) {
timezone = 0;
}
XMLGregorianCalendar gc = this;
if (timezone != 0) {
gc = this.normalizeToTimezone(getTimezone());
}
return gc.getYear() + gc.getMonth() + gc.getDay() +
gc.getHour() + gc.getMinute() + gc.getSecond();
}
/**
* <p>Constructs a new XMLGregorianCalendar object by
* parsing its lexical string representation as defined in
* <a href="http://www.w3.org/TR/xmlschema-2/#dateTime-order">XML Schema 1.0 Part 2, Section 3.2.[7-14].1,
* <i>Lexical Representation</i>.</a></p>
*
* <p>The string representation may not have any leading and trailing whitespaces.</p>
*
* <p>The parsing is done field by field so that
* the following holds for any lexically correct string x:</p>
* <pre>
* new XMLGregorianCalendar(x).toXMLFormat().equals(x)
* </pre>
* Except for the noted lexical/canonical representation mismatches
* listed in <a href="http://www.w3.org/2001/05/xmlschema-errata#e2-45">
* XML Schema 1.0 errata, Section 3.2.7.2</a>.
*
* <p>Returns a non-null valid XMLGregorianCalendar object that holds the value
* indicated by the lexicalRepresentation parameter.</p>
*
* @param lexicalRepresentation Lexical representation of one the 8 XML Schema calendar datatypes.
*
* @return <code>XMLGregorianCalendar</code> created from parsing <code>lexicalRepresentation</code> parameter.
*
* @throws IllegalArgumentException
* If the given string does not conform to the aforementioned
* specification.
* @throws NullPointerException
* If the given string is null.
*/
public static XMLGregorianCalendar parse(String lexicalRepresentation) {
return new XMLGregorianCalendarImpl(lexicalRepresentation);
}
/**
* <p>Return the lexical representation of <code>this</code> instance.
* The format is specified in
* <a href="http://www.w3.org/TR/xmlschema-2/#dateTime-order">XML Schema 1.0 Part 2, Section 3.2.[7-14].1,
* <i>Lexical Representation</i>".</a></p>
*
* <p>Specific target lexical representation format is determined by
* {@link #getXMLSchemaType()}.</p>
*
* @return XML, as <code>String</code>, representation of this <code>XMLGregorianCalendar</code>
*
* @throws java.lang.IllegalStateException if the combination of set fields
* does not match one of the eight defined XML Schema builtin date/time datatypes.
*/
public String toXMLFormat() {
QName typekind = getXMLSchemaType();
String formatString = null;
// Fix 4971612: invalid SCCS macro substitution in data string
// no %{alpha}% to avoid SCCS macro substitution
if (typekind == DatatypeConstants.DATETIME) {
formatString = "%Y-%M-%DT%h:%m:%s" + "%z";
} else if (typekind == DatatypeConstants.DATE) {
formatString = "%Y-%M-%D" + "%z";
} else if (typekind == DatatypeConstants.TIME) {
formatString = "%h:%m:%s" + "%z";
} else if (typekind == DatatypeConstants.GMONTH) {
formatString = "--%M" + "%z";
} else if (typekind == DatatypeConstants.GDAY) {
formatString = "---%D" + "%z";
} else if (typekind == DatatypeConstants.GYEAR) {
formatString = "%Y" + "%z";
} else if (typekind == DatatypeConstants.GYEARMONTH) {
formatString = "%Y-%M" + "%z";
} else if (typekind == DatatypeConstants.GMONTHDAY) {
formatString = "--%M-%D" + "%z";
}
return format(formatString);
}
/**
* <p>Return the name of the XML Schema date/time type that this instance
* maps to. Type is computed based on fields that are set.</p>
*
* <table border="2" rules="all" cellpadding="2">
* <thead>
* <tr>
* <th align="center" colspan="7">
* Required fields for XML Schema 1.0 Date/Time Datatypes.<br/>
* <i>(timezone is optional for all date/time datatypes)</i>
* </th>
* </tr>
* </thead>
* <tbody>
* <tr>
* <td>Datatype</td>
* <td>year</td>
* <td>month</td>
* <td>day</td>
* <td>hour</td>
* <td>minute</td>
* <td>second</td>
* </tr>
* <tr>
* <td>{@link DatatypeConstants#DATETIME}</td>
* <td>X</td>
* <td>X</td>
* <td>X</td>
* <td>X</td>
* <td>X</td>
* <td>X</td>
* </tr>
* <tr>
* <td>{@link DatatypeConstants#DATE}</td>
* <td>X</td>
* <td>X</td>
* <td>X</td>
* <td></td>
* <td></td>
* <td></td>
* </tr>
* <tr>
* <td>{@link DatatypeConstants#TIME}</td>
* <td></td>
* <td></td>
* <td></td>
* <td>X</td>
* <td>X</td>
* <td>X</td>
* </tr>
* <tr>
* <td>{@link DatatypeConstants#GYEARMONTH}</td>
* <td>X</td>
* <td>X</td>
* <td></td>
* <td></td>
* <td></td>
* <td></td>
* </tr>
* <tr>
* <td>{@link DatatypeConstants#GMONTHDAY}</td>
* <td></td>
* <td>X</td>
* <td>X</td>
* <td></td>
* <td></td>
* <td></td>
* </tr>
* <tr>
* <td>{@link DatatypeConstants#GYEAR}</td>
* <td>X</td>
* <td></td>
* <td></td>
* <td></td>
* <td></td>
* <td></td>
* </tr>
* <tr>
* <td>{@link DatatypeConstants#GMONTH}</td>
* <td></td>
* <td>X</td>
* <td></td>
* <td></td>
* <td></td>
* <td></td>
* </tr>
* <tr>
* <td>{@link DatatypeConstants#GDAY}</td>
* <td></td>
* <td></td>
* <td>X</td>
* <td></td>
* <td></td>
* <td></td>
* </tr>
* </tbody>
* </table>
*
* @throws java.lang.IllegalStateException if the combination of set fields
* does not match one of the eight defined XML Schema builtin
* date/time datatypes.
* @return One of the following class constants:
* {@link DatatypeConstants#DATETIME},
* {@link DatatypeConstants#TIME},
* {@link DatatypeConstants#DATE},
* {@link DatatypeConstants#GYEARMONTH},
* {@link DatatypeConstants#GMONTHDAY},
* {@link DatatypeConstants#GYEAR},
* {@link DatatypeConstants#GMONTH} or
* {@link DatatypeConstants#GDAY}.
*/
public QName getXMLSchemaType() {
int mask =
(year != DatatypeConstants.FIELD_UNDEFINED ? 0x20 : 0 )|
(month != DatatypeConstants.FIELD_UNDEFINED ? 0x10 : 0 )|
(day != DatatypeConstants.FIELD_UNDEFINED ? 0x08 : 0 )|
(hour != DatatypeConstants.FIELD_UNDEFINED ? 0x04 : 0 )|
(minute != DatatypeConstants.FIELD_UNDEFINED ? 0x02 : 0 )|
(second != DatatypeConstants.FIELD_UNDEFINED ? 0x01 : 0 );
switch(mask) {
case 0x3F:
return DatatypeConstants.DATETIME;
case 0x38:
return DatatypeConstants.DATE;
case 0x07:
return DatatypeConstants.TIME;
case 0x30:
return DatatypeConstants.GYEARMONTH;
case 0x18:
return DatatypeConstants.GMONTHDAY;
case 0x20:
return DatatypeConstants.GYEAR;
case 0x10:
return DatatypeConstants.GMONTH;
case 0x08:
return DatatypeConstants.GDAY;
default:
throw new IllegalStateException(
this.getClass().getName()
+ "#getXMLSchemaType() :"
+ DatatypeMessageFormatter.formatMessage(null, "InvalidXGCFields", null)
);
}
}
/**
* Validate instance by <code>getXMLSchemaType()</code> constraints.
* @return true if data values are valid.
*/
public final boolean isValid() {
// since setters do not allow for invalid values,
// (except for exceptional case of year field of zero),
// no need to check for anything except for constraints
// between fields.
// check if days in month is valid. Can be dependent on leap year.
if (month != DatatypeConstants.FIELD_UNDEFINED && day != DatatypeConstants.FIELD_UNDEFINED) {
if (year != DatatypeConstants.FIELD_UNDEFINED) {
if (eon == null) {
if (day > maximumDayInMonthFor(year, month)) {
return false;
}
}
else if (day > maximumDayInMonthFor(getEonAndYear(), month)) {
return false;
}
}
// Use 2000 as a default since it's a leap year.
else if (day > maximumDayInMonthFor(2000, month)) {
return false;
}
}
// http://www.w3.org/2001/05/xmlschema-errata#e2-45
if (hour == 24 && (minute != 0 || second != 0 ||
(fractionalSecond != null && fractionalSecond.compareTo(DECIMAL_ZERO) != 0))) {
return false;
}
// XML Schema 1.0 specification defines year value of zero as
// invalid. Allow this class to set year field to zero
// since XML Schema 1.0 errata states that lexical zero will
// be allowed in next version and treated as 1 B.C.E.
if (eon == null && year == 0) {
return false;
}
return true;
}
/**
* <p>Add <code>duration</code> to this instance.<\p>
*
* <p>The computation is specified in
* <a href="http://www.w3.org/TR/xmlschema-2/#adding-durations-to-dateTimes">XML Schema 1.0 Part 2, Appendix E,
* <i>Adding durations to dateTimes</i>></a>.
* <a href="#datetimefieldsmapping">date/time field mapping table</a>
* defines the mapping from XML Schema 1.0 <code>dateTime</code> fields
* to this class' representation of those fields.</p>
*
* @param duration Duration to add to this <code>XMLGregorianCalendar</code>.
*
* @throws NullPointerException when <code>duration</code> parameter is <code>null</code>.
*/
public void add(Duration duration) {
/*
* Extracted from
* http://www.w3.org/TR/xmlschema-2/#adding-durations-to-dateTimes
* to ensure implemented properly. See spec for definitions of methods
* used in algorithm.
*
* Given a dateTime S and a duration D, specifies how to compute a
* dateTime E where E is the end of the time period with start S and
* duration D i.e. E = S + D.
*
* The following is the precise specification.
* These steps must be followed in the same order.
* If a field in D is not specified, it is treated as if it were zero.
* If a field in S is not specified, it is treated in the calculation
* as if it were the minimum allowed value in that field, however,
* after the calculation is concluded, the corresponding field in
* E is removed (set to unspecified).
*
* Months (may be modified additionally below)
* temp := S[month] + D[month]
* E[month] := modulo(temp, 1, 13)
* carry := fQuotient(temp, 1, 13)
*/
boolean fieldUndefined[] = {
false,
false,
false,
false,
false,
false
};
int signum = duration.getSign();
int startMonth = getMonth();
if (startMonth == DatatypeConstants.FIELD_UNDEFINED) {
startMonth = DatatypeConstants.JANUARY;
fieldUndefined[MONTH] = true;
}
BigInteger dMonths = sanitize(duration.getField(DatatypeConstants.MONTHS), signum);
BigInteger temp = BigInteger.valueOf((long) startMonth).add(dMonths);
setMonth(temp.subtract(BigInteger.ONE).mod(TWELVE).intValue() + 1);
BigInteger carry =
new BigDecimal(temp.subtract(BigInteger.ONE))
.divide(DECIMAL_TWELVE, RoundingMode.FLOOR).toBigInteger();
/* Years (may be modified additionally below)
* E[year] := S[year] + D[year] + carry
*/
BigInteger startYear = getEonAndYear();
if (startYear == null) {
fieldUndefined[YEAR] = true;
startYear = BigInteger.ZERO;
}
BigInteger dYears = sanitize(duration.getField(DatatypeConstants.YEARS), signum);
BigInteger endYear = startYear.add(dYears).add(carry);
setYear(endYear);
/* Zone
* E[zone] := S[zone]
*
* no-op since adding to this, not to a new end point.
*/
/* Seconds
* temp := S[second] + D[second]
* E[second] := modulo(temp, 60)
* carry := fQuotient(temp, 60)
*/
BigDecimal startSeconds;
if (getSecond() == DatatypeConstants.FIELD_UNDEFINED) {
fieldUndefined[SECOND] = true;
startSeconds = DECIMAL_ZERO;
} else {
// seconds + fractionalSeconds
startSeconds = getSeconds();
}
// Duration seconds is SECONDS + FRACTIONALSECONDS.
BigDecimal dSeconds = DurationImpl.sanitize((BigDecimal) duration.getField(DatatypeConstants.SECONDS), signum);
BigDecimal tempBD = startSeconds.add(dSeconds);
BigDecimal fQuotient =
new BigDecimal(new BigDecimal(tempBD.toBigInteger()).divide(DECIMAL_SIXTY, RoundingMode.FLOOR).toBigInteger());
BigDecimal endSeconds = tempBD.subtract(fQuotient.multiply(DECIMAL_SIXTY));
carry = fQuotient.toBigInteger();
setSecond(endSeconds.intValue());
BigDecimal tempFracSeconds = endSeconds.subtract(new BigDecimal(BigInteger.valueOf((long) getSecond())));
if (tempFracSeconds.compareTo(DECIMAL_ZERO) < 0) {
setFractionalSecond(DECIMAL_ONE.add(tempFracSeconds));
if (getSecond() == 0) {
setSecond(59);
carry = carry.subtract(BigInteger.ONE);
} else {
setSecond(getSecond() - 1);
}
} else {
setFractionalSecond(tempFracSeconds);
}
/* Minutes
* temp := S[minute] + D[minute] + carry
* E[minute] := modulo(temp, 60)
* carry := fQuotient(temp, 60)
*/
int startMinutes = getMinute();
if (startMinutes == DatatypeConstants.FIELD_UNDEFINED) {
fieldUndefined[MINUTE] = true;
startMinutes = 0;
}
BigInteger dMinutes = sanitize(duration.getField(DatatypeConstants.MINUTES), signum);
temp = BigInteger.valueOf(startMinutes).add(dMinutes).add(carry);
setMinute(temp.mod(SIXTY).intValue());
carry = new BigDecimal(temp).divide(DECIMAL_SIXTY, RoundingMode.FLOOR).toBigInteger();
/* Hours
* temp := S[hour] + D[hour] + carry
* E[hour] := modulo(temp, 24)
* carry := fQuotient(temp, 24)
*/
int startHours = getHour();
if (startHours == DatatypeConstants.FIELD_UNDEFINED) {
fieldUndefined[HOUR] = true;
startHours = 0;
}
BigInteger dHours = sanitize(duration.getField(DatatypeConstants.HOURS), signum);
temp = BigInteger.valueOf(startHours).add(dHours).add(carry);
setHour(temp.mod(TWENTY_FOUR).intValue(), false);
carry = new BigDecimal(temp).divide(DECIMAL_TWENTY_FOUR,
RoundingMode.FLOOR).toBigInteger();
/* Days
* if S[day] > maximumDayInMonthFor(E[year], E[month])
* + tempDays := maximumDayInMonthFor(E[year], E[month])
* else if S[day] < 1
* + tempDays := 1
* else
* + tempDays := S[day]
* E[day] := tempDays + D[day] + carry
* START LOOP
* + IF E[day] < 1
* # E[day] := E[day] +
* maximumDayInMonthFor(E[year], E[month] - 1)
* # carry := -1
* + ELSE IF E[day] > maximumDayInMonthFor(E[year], E[month])
* # E[day] :=
* E[day] - maximumDayInMonthFor(E[year], E[month])
* # carry := 1
* + ELSE EXIT LOOP
* + temp := E[month] + carry
* + E[month] := modulo(temp, 1, 13)
* + E[year] := E[year] + fQuotient(temp, 1, 13)
* + GOTO START LOOP
*/
BigInteger tempDays;
int startDay = getDay();
if (startDay == DatatypeConstants.FIELD_UNDEFINED) {
fieldUndefined[DAY] = true;
startDay = 1;
}
BigInteger dDays = sanitize(duration.getField(DatatypeConstants.DAYS), signum);
int maxDayInMonth = maximumDayInMonthFor(getEonAndYear(), getMonth());
if (startDay > maxDayInMonth) {
tempDays = BigInteger.valueOf(maxDayInMonth);
} else if (startDay < 1) {
tempDays = BigInteger.ONE;
} else {
tempDays = BigInteger.valueOf(startDay);
}
BigInteger endDays = tempDays.add(dDays).add(carry);
int monthCarry;
int intTemp;
while (true) {
if (endDays.compareTo(BigInteger.ONE) < 0) {
// calculate days in previous month, watch for month roll over
BigInteger mdimf = null;
if (month >= 2) {
mdimf = BigInteger.valueOf(maximumDayInMonthFor(getEonAndYear(),
getMonth() - 1));
} else {
// roll over to December of previous year
mdimf = BigInteger.valueOf(maximumDayInMonthFor(getEonAndYear()
.subtract(BigInteger.ONE), 12));
}
endDays = endDays.add(mdimf);
monthCarry = -1;
} else if (endDays.compareTo(BigInteger.valueOf(
maximumDayInMonthFor(getEonAndYear(), getMonth()))) > 0) {
endDays = endDays.add(BigInteger.valueOf(
-maximumDayInMonthFor(getEonAndYear(), getMonth())));
monthCarry = 1;
} else {
break;
}
intTemp = getMonth() + monthCarry;
int endMonth = (intTemp - 1) % (13 - 1);
int quotient;
if (endMonth < 0) {
endMonth = (13 - 1) + endMonth + 1;
quotient = BigDecimal.valueOf(intTemp - 1)
.divide(DECIMAL_TWELVE, RoundingMode.UP).intValue();
} else {
quotient = (intTemp - 1) / (13 - 1);
endMonth += 1;
}
setMonth(endMonth);
if (quotient != 0) {
setYear(getEonAndYear().add(BigInteger.valueOf(quotient)));
}
}
setDay(endDays.intValue());
// set fields that where undefined before this addition, back to undefined.
for (int i = YEAR; i <= SECOND; i++) {
if (fieldUndefined[i]) {
switch (i) {
case YEAR:
setYear(DatatypeConstants.FIELD_UNDEFINED);
break;
case MONTH:
setMonth(DatatypeConstants.FIELD_UNDEFINED);
break;
case DAY:
setDay(DatatypeConstants.FIELD_UNDEFINED);
break;
case HOUR:
setHour(DatatypeConstants.FIELD_UNDEFINED, false);
break;
case MINUTE:
setMinute(DatatypeConstants.FIELD_UNDEFINED);
break;
case SECOND:
setSecond(DatatypeConstants.FIELD_UNDEFINED);
setFractionalSecond(null);
break;
}
}
}
}
private static final BigInteger FOUR = BigInteger.valueOf(4);
private static final BigInteger HUNDRED = BigInteger.valueOf(100);
private static final BigInteger FOUR_HUNDRED = BigInteger.valueOf(400);
private static final BigInteger SIXTY = BigInteger.valueOf(60);
private static final BigInteger TWENTY_FOUR = BigInteger.valueOf(24);
private static final BigInteger TWELVE = BigInteger.valueOf(12);
private static final BigDecimal DECIMAL_ZERO = BigDecimal.valueOf(0);
private static final BigDecimal DECIMAL_ONE = BigDecimal.valueOf(1);
private static final BigDecimal DECIMAL_TWELVE = BigDecimal.valueOf(12);
private static final BigDecimal DECIMAL_TWENTY_FOUR = BigDecimal.valueOf(24);
private static final BigDecimal DECIMAL_SIXTY = BigDecimal.valueOf(60);
private static class DaysInMonth {
private static final int [] table = { 0, // XML Schema months start at 1.
31, 28, 31, 30, 31, 30,
31, 31, 30, 31, 30, 31};
}
private static int maximumDayInMonthFor(BigInteger year, int month) {
if (month != DatatypeConstants.FEBRUARY) {
return DaysInMonth.table[month];
} else {
if (year.mod(FOUR_HUNDRED).equals(BigInteger.ZERO) ||
(!year.mod(HUNDRED).equals(BigInteger.ZERO) &&
year.mod(FOUR).equals(BigInteger.ZERO))) {
// is a leap year.
return 29;
} else {
return DaysInMonth.table[month];
}
}
}
private static int maximumDayInMonthFor(int year, int month) {
if (month != DatatypeConstants.FEBRUARY) {
return DaysInMonth.table[month];
} else {
if (((year % 400) == 0) ||
(((year % 100) != 0) && ((year % 4) == 0))) {
// is a leap year.
return 29;
} else {
return DaysInMonth.table[DatatypeConstants.FEBRUARY];
}
}
}
/**
* <p>Convert <code>this</code> to <code>java.util.GregorianCalendar</code>.</p>
*
* <p>When <code>this</code> instance has an undefined field, this
* conversion relies on the <code>java.util.GregorianCalendar</code> default
* for its corresponding field. A notable difference between
* XML Schema 1.0 date/time datatypes and <code>java.util.GregorianCalendar</code>
* is that Timezone value is optional for date/time datatypes and it is
* a required field for <code>java.util.GregorianCalendar</code>. See javadoc
* for <code>java.util.TimeZone.getDefault()</code> on how the default
* is determined. To explicitly specify the <code>TimeZone</code>
* instance, see
* {@link #toGregorianCalendar(TimeZone, Locale, XMLGregorianCalendar)}.</p>
*
* <table border="2" rules="all" cellpadding="2">
* <thead>
* <tr>
* <th align="center" colspan="2">
* Field by Field Conversion from this class to
* <code>java.util.GregorianCalendar</code>
* </th>
* </tr>
* </thead>
* <tbody>
* <tr>
* <th><code>java.util.GregorianCalendar</code> field</th>
* <th><code>javax.xml.datatype.XMLGregorianCalendar</code> field</th>
* </tr>
* <tr>
* <th><code>ERA</code></th>
* <th>{@link #getEonAndYear()}<code>.signum() < 0 ? GregorianCalendar.BC : GregorianCalendar.AD</code></th>
* </tr>
* <tr>
* <th><code>YEAR</code></th>
* <th>{@link #getEonAndYear()}<code>.abs().intValue()</code><i>*</i></th>
* </tr>
* <tr>
* <th><code>MONTH</code></th>
* <th>{@link #getMonth()}<code> - 1</code></th>
* </tr>
* <tr>
* <th><code>DAY_OF_MONTH</code></th>
* <th>{@link #getDay()}</th>
* </tr>
* <tr>
* <th><code>AM_PM</code></th>
* <th>{@link #getHour()} < 12 : Calendar.AM : Calendar.PM</th>
* </tr>
* <tr>
* <th><code>HOUR_OF_DAY</code></th>
* <th>{@link #getHour()}</th>
* </tr>
* <tr>
* <th><code>MINUTE</code></th>
* <th>{@link #getMinute()}</th>
* </tr>
* <tr>
* <th><code>SECOND</code></th>
* <th>{@link #getSecond()}</th>
* </tr>
* <tr>
* <th><code>MILLISECOND</code></th>
* <th>get millisecond order from {@link #getFractionalSecond()}<i>*</i> </th>
* </tr>
* <tr>
* <th><code>GregorianCalendar.setTimeZone(TimeZone)</code></th>
* <th>{@link #getTimezone()} formatted into Custom timezone id</th>
* </tr>
* </tbody>
* </table>
* <i>*</i> designates possible loss of precision during the conversion due
* to source datatype having higer precison than target datatype.
*
* <p>To ensure consistency in conversion implementations, the new
* <code>GregorianCalendar</code> should be instantiated in following
* manner.
* <ul>
* <li>Using <code>timeZone</code> value as defined above, create a new
* <code>java.util.GregorianCalendar(timeZone,Locale.getDefault())</code>.
* </li>
* <li>Initialize all GregorianCalendar fields by calling {(@link GegorianCalendar#clear()}.</li>
* <li>Obtain a pure Gregorian Calendar by invoking
* <code>GregorianCalendar.setGregorianChange(
* new Date(Long.MIN_VALUE))</code>.</li>
* <li>Its fields ERA, YEAR, MONTH, DAY_OF_MONTH, HOUR_OF_DAY,
* MINUTE, SECOND and MILLISECOND are set using the method
* <code>Calendar.set(int,int)</code></li>
* </ul>
* </p>
*
* @see #toGregorianCalendar(java.util.TimeZone, java.util.Locale, XMLGregorianCalendar)
*/
public java.util.GregorianCalendar toGregorianCalendar() {
GregorianCalendar result = null;
final int DEFAULT_TIMEZONE_OFFSET = DatatypeConstants.FIELD_UNDEFINED;
TimeZone tz = getTimeZone(DEFAULT_TIMEZONE_OFFSET);
/** Use the following instead for JDK7 only:
* Locale locale = Locale.getDefault(Locale.Category.FORMAT);
*/
Locale locale = getDefaultLocale();
result = new GregorianCalendar(tz, locale);
result.clear();
result.setGregorianChange(PURE_GREGORIAN_CHANGE);
// if year( and eon) are undefined, leave default Calendar values
if (year != DatatypeConstants.FIELD_UNDEFINED) {
if (eon == null) {
result.set(Calendar.ERA, year < 0 ? GregorianCalendar.BC : GregorianCalendar.AD);
result.set(Calendar.YEAR, Math.abs(year));
}
else {
BigInteger eonAndYear = getEonAndYear();
result.set(Calendar.ERA, eonAndYear.signum() == -1 ? GregorianCalendar.BC : GregorianCalendar.AD);
result.set(Calendar.YEAR, eonAndYear.abs().intValue());
}
}
// only set month if it is set
if (month != DatatypeConstants.FIELD_UNDEFINED) {
// Calendar.MONTH is zero based while XMLGregorianCalendar month field is not.
result.set(Calendar.MONTH, month - 1);
}
// only set day if it is set
if (day != DatatypeConstants.FIELD_UNDEFINED) {
result.set(Calendar.DAY_OF_MONTH, day);
}
// only set hour if it is set
if (hour != DatatypeConstants.FIELD_UNDEFINED) {
result.set(Calendar.HOUR_OF_DAY, hour);
}
// only set minute if it is set
if (minute != DatatypeConstants.FIELD_UNDEFINED) {
result.set(Calendar.MINUTE, minute);
}
// only set second if it is set
if (second != DatatypeConstants.FIELD_UNDEFINED) {
result.set(Calendar.SECOND, second);
}
// only set millisend if it is set
if (fractionalSecond != null) {
result.set(Calendar.MILLISECOND, getMillisecond());
}
return result;
}
/**
*
* @return default locale
*/
private Locale getDefaultLocale() {
String lang = SecuritySupport.getSystemProperty("user.language.format");
String country = SecuritySupport.getSystemProperty("user.country.format");
String variant = SecuritySupport.getSystemProperty("user.variant.format");
Locale locale = null;
if (lang != null) {
if (country != null) {
if (variant != null) {
locale = new Locale(lang, country, variant);
} else {
locale = new Locale(lang, country);
}
} else {
locale = new Locale(lang);
}
}
if (locale == null) {
locale = Locale.getDefault();
}
return locale;
}
/**
* <p>Convert <code>this</code> along with provided parameters
* to <code>java.util.GregorianCalendar</code> instance.</p>
*
* <p> Since XML Schema 1.0 date/time datetypes has no concept of
* timezone ids or daylight savings timezone ids, this conversion operation
* allows the user to explicitly specify one with
* <code>timezone</code> parameter.</p>
*
* <p>To compute the return value's <code>TimeZone</code> field,
* <ul>
* <li>when parameter <code>timeZone</code> is non-null,
* it is the timezone field.</li>
* <li>else when <code>this.getTimezone() != DatatypeConstants.FIELD_UNDEFINED</code>,
* create a <code>java.util.TimeZone</code> with a custom timezone id
* using the <code>this.getTimezone()</code>.</li>
* <li>else when <code>defaults.getTimezone() != DatatypeConstants.FIELD_UNDEFINED</code>,
* create a <code>java.util.TimeZone</code> with a custom timezone id
* using <code>defaults.getTimezone()</code>.</li>
* <li>else use the <code>GregorianCalendar</code> default timezone value
* for the host is definedas specified by
* <code>java.util.TimeZone.getDefault()</code>.</li></p>
*
* <p>To ensure consistency in conversion implementations, the new
* <code>GregorianCalendar</code> should be instantiated in following
* manner.
* <ul>
* <li>Create a new <code>java.util.GregorianCalendar(TimeZone,
* Locale)</code> with TimeZone set as specified above and the
* <code>Locale</code> parameter.
* </li>
* <li>Initialize all GregorianCalendar fields by calling {(@link GegorianCalendar#clear()}.</li>
* <li>Obtain a pure Gregorian Calendar by invoking
* <code>GregorianCalendar.setGregorianChange(
* new Date(Long.MIN_VALUE))</code>.</li>
* <li>Its fields ERA, YEAR, MONTH, DAY_OF_MONTH, HOUR_OF_DAY,
* MINUTE, SECOND and MILLISECOND are set using the method
* <code>Calendar.set(int,int)</code></li>
* </ul>
*
* @param timezone provide Timezone. <code>null</code> is a legal value.
* @param aLocale provide explicit Locale. Use default GregorianCalendar locale if
* value is <code>null</code>.
* @param defaults provide default field values to use when corresponding
* field for this instance is DatatypeConstants.FIELD_UNDEFINED or null.
* If <code>defaults</code>is <code>null</code> or a field
* within the specified <code>defaults</code> is undefined,
* just use <code>java.util.GregorianCalendar</code> defaults.
* @return a java.util.GregorianCalendar conversion of this instance.
*
* @see #LEAP_YEAR_DEFAULT
*/
public GregorianCalendar toGregorianCalendar(TimeZone timezone,
Locale aLocale,
XMLGregorianCalendar defaults) {
GregorianCalendar result = null;
TimeZone tz = timezone;
if (tz == null) {
int defaultZoneoffset = DatatypeConstants.FIELD_UNDEFINED;
if (defaults != null) {
defaultZoneoffset = defaults.getTimezone();
}
tz = getTimeZone(defaultZoneoffset);
}
if (aLocale == null) {
aLocale = Locale.getDefault();
}
result = new GregorianCalendar(tz, aLocale);
result.clear();
result.setGregorianChange(PURE_GREGORIAN_CHANGE);
// if year( and eon) are undefined, leave default Calendar values
if (year != DatatypeConstants.FIELD_UNDEFINED) {
if (eon == null) {
result.set(Calendar.ERA, year < 0 ? GregorianCalendar.BC : GregorianCalendar.AD);
result.set(Calendar.YEAR, Math.abs(year));
}
else {
final BigInteger eonAndYear = getEonAndYear();
result.set(Calendar.ERA, eonAndYear.signum() == -1 ? GregorianCalendar.BC : GregorianCalendar.AD);
result.set(Calendar.YEAR, eonAndYear.abs().intValue());
}
} else {
// use default if set
if (defaults != null) {
final int defaultYear = defaults.getYear();
if (defaultYear != DatatypeConstants.FIELD_UNDEFINED) {
if (defaults.getEon() == null) {
result.set(Calendar.ERA, defaultYear < 0 ? GregorianCalendar.BC : GregorianCalendar.AD);
result.set(Calendar.YEAR, Math.abs(defaultYear));
}
else {
final BigInteger defaultEonAndYear = defaults.getEonAndYear();
result.set(Calendar.ERA, defaultEonAndYear.signum() == -1 ? GregorianCalendar.BC : GregorianCalendar.AD);
result.set(Calendar.YEAR, defaultEonAndYear.abs().intValue());
}
}
}
}
// only set month if it is set
if (month != DatatypeConstants.FIELD_UNDEFINED) {
// Calendar.MONTH is zero based while XMLGregorianCalendar month field is not.
result.set(Calendar.MONTH, month - 1);
} else {
// use default if set
final int defaultMonth = (defaults != null) ? defaults.getMonth() : DatatypeConstants.FIELD_UNDEFINED;
if (defaultMonth != DatatypeConstants.FIELD_UNDEFINED) {
// Calendar.MONTH is zero based while XMLGregorianCalendar month field is not.
result.set(Calendar.MONTH, defaultMonth - 1);
}
}
// only set day if it is set
if (day != DatatypeConstants.FIELD_UNDEFINED) {
result.set(Calendar.DAY_OF_MONTH, day);
} else {
// use default if set
final int defaultDay = (defaults != null) ? defaults.getDay() : DatatypeConstants.FIELD_UNDEFINED;
if (defaultDay != DatatypeConstants.FIELD_UNDEFINED) {
result.set(Calendar.DAY_OF_MONTH, defaultDay);
}
}
// only set hour if it is set
if (hour != DatatypeConstants.FIELD_UNDEFINED) {
result.set(Calendar.HOUR_OF_DAY, hour);
} else {
// use default if set
int defaultHour = (defaults != null) ? defaults.getHour() : DatatypeConstants.FIELD_UNDEFINED;
if (defaultHour != DatatypeConstants.FIELD_UNDEFINED) {
result.set(Calendar.HOUR_OF_DAY, defaultHour);
}
}
// only set minute if it is set
if (minute != DatatypeConstants.FIELD_UNDEFINED) {
result.set(Calendar.MINUTE, minute);
} else {
// use default if set
final int defaultMinute = (defaults != null) ? defaults.getMinute() : DatatypeConstants.FIELD_UNDEFINED;
if (defaultMinute != DatatypeConstants.FIELD_UNDEFINED) {
result.set(Calendar.MINUTE, defaultMinute);
}
}
// only set second if it is set
if (second != DatatypeConstants.FIELD_UNDEFINED) {
result.set(Calendar.SECOND, second);
} else {
// use default if set
final int defaultSecond = (defaults != null) ? defaults.getSecond() : DatatypeConstants.FIELD_UNDEFINED;
if (defaultSecond != DatatypeConstants.FIELD_UNDEFINED) {
result.set(Calendar.SECOND, defaultSecond);
}
}
// only set millisend if it is set
if (fractionalSecond != null) {
result.set(Calendar.MILLISECOND, getMillisecond());
} else {
// use default if set
final BigDecimal defaultFractionalSecond = (defaults != null) ? defaults.getFractionalSecond() : null;
if (defaultFractionalSecond != null) {
result.set(Calendar.MILLISECOND, defaults.getMillisecond());
}
}
return result;
}
/**
* <p>Returns a <code>java.util.TimeZone</code> for this class.</p>
*
* <p>If timezone field is defined for this instance,
* returns TimeZone initialized with custom timezone id
* of zoneoffset. If timezone field is undefined,
* try the defaultZoneoffset that was passed in.
* If defaultZoneoffset is DatatypeConstants.FIELD_UNDEFINED, return
* default timezone for this host.
* (Same default as java.util.GregorianCalendar).</p>
*
* @param defaultZoneoffset default zoneoffset if this zoneoffset is
* {@link DatatypeConstants#FIELD_UNDEFINED}.
*
* @return TimeZone for this.
*/
public TimeZone getTimeZone(int defaultZoneoffset) {
TimeZone result = null;
int zoneoffset = getTimezone();
if (zoneoffset == DatatypeConstants.FIELD_UNDEFINED) {
zoneoffset = defaultZoneoffset;
}
if (zoneoffset == DatatypeConstants.FIELD_UNDEFINED) {
result = TimeZone.getDefault();
} else {
// zoneoffset is in minutes. Convert to custom timezone id format.
char sign = zoneoffset < 0 ? '-' : '+';
if (sign == '-') {
zoneoffset = -zoneoffset;
}
int hour = zoneoffset / 60;
int minutes = zoneoffset - (hour * 60);
// Javadoc for java.util.TimeZone documents max length
// for customTimezoneId is 8 when optional ':' is not used.
// Format is
// "GMT" ('-'|''+') (digit digit?) (digit digit)?
// hour minutes
StringBuffer customTimezoneId = new StringBuffer(8);
customTimezoneId.append("GMT");
customTimezoneId.append(sign);
customTimezoneId.append(hour);
if (minutes != 0) {
if (minutes < 10) {
customTimezoneId.append('0');
}
customTimezoneId.append(minutes);
}
result = TimeZone.getTimeZone(customTimezoneId.toString());
}
return result;
}
/**
* <p>Creates and returns a copy of this object.</p>
*
* @return copy of this <code>Object</code>
*/
public Object clone() {
// Both this.eon and this.fractionalSecond are instances
// of immutable classes, so they do not need to be cloned.
return new XMLGregorianCalendarImpl(getEonAndYear(),
this.month, this.day,
this.hour, this.minute, this.second,
this.fractionalSecond,
this.timezone);
}
/**
* <p>Unset all fields to undefined.</p>
*
* <p>Set all int fields to {@link DatatypeConstants#FIELD_UNDEFINED} and reference fields
* to null.</p>
*/
public void clear() {
eon = null;
year = DatatypeConstants.FIELD_UNDEFINED;
month = DatatypeConstants.FIELD_UNDEFINED;
day = DatatypeConstants.FIELD_UNDEFINED;
timezone = DatatypeConstants.FIELD_UNDEFINED; // in minutes
hour = DatatypeConstants.FIELD_UNDEFINED;
minute = DatatypeConstants.FIELD_UNDEFINED;
second = DatatypeConstants.FIELD_UNDEFINED;
fractionalSecond = null;
}
public void setMillisecond(int millisecond) {
if (millisecond == DatatypeConstants.FIELD_UNDEFINED) {
fractionalSecond = null;
} else {
if(millisecond<0 || 999<millisecond)
if(millisecond!=DatatypeConstants.FIELD_UNDEFINED)
invalidFieldValue(MILLISECOND, millisecond);
fractionalSecond = BigDecimal.valueOf(millisecond, 3);
}
}
public final void setFractionalSecond(BigDecimal fractional) {
if (fractional != null) {
if ((fractional.compareTo(DECIMAL_ZERO) < 0) ||
(fractional.compareTo(DECIMAL_ONE) > 0)) {
throw new IllegalArgumentException(DatatypeMessageFormatter.formatMessage(null,
"InvalidFractional", new Object[]{fractional.toString()}));
}
}
this.fractionalSecond = fractional;
}
private final class Parser {
private final String format;
private final String value;
private final int flen;
private final int vlen;
private int fidx;
private int vidx;
private Parser(String format, String value) {
this.format = format;
this.value = value;
this.flen = format.length();
this.vlen = value.length();
}
/**
* <p>Parse a formated <code>String</code> into an <code>XMLGregorianCalendar</code>.</p>
*
* <p>If <code>String</code> is not formated as a legal <code>XMLGregorianCalendar</code> value,
* an <code>IllegalArgumentException</code> is thrown.</p>
*
* @throws IllegalArgumentException If <code>String</code> is not formated as a legal <code>XMLGregorianCalendar</code> value.
*/
public void parse() throws IllegalArgumentException {
while (fidx < flen) {
char fch = format.charAt(fidx++);
if (fch != '%') { // not a meta character
skip(fch);
continue;
}
// seen meta character. we don't do error check against the format
switch (format.charAt(fidx++)) {
case 'Y' : // year
parseYear();
break;
case 'M' : // month
setMonth(parseInt(2, 2));
break;
case 'D' : // days
setDay(parseInt(2, 2));
break;
case 'h' : // hours
setHour(parseInt(2, 2), false);
break;
case 'm' : // minutes
setMinute(parseInt(2, 2));
break;
case 's' : // parse seconds.
setSecond(parseInt(2, 2));
if (peek() == '.') {
setFractionalSecond(parseBigDecimal());
}
break;
case 'z' : // time zone. missing, 'Z', or [+-]nn:nn
char vch = peek();
if (vch == 'Z') {
vidx++;
setTimezone(0);
} else if (vch == '+' || vch == '-') {
vidx++;
int h = parseInt(2, 2);
skip(':');
int m = parseInt(2, 2);
setTimezone((h * 60 + m) * (vch == '+' ? 1 : -1));
}
break;
default :
// illegal meta character. impossible.
throw new InternalError();
}
}
if (vidx != vlen) {
// some tokens are left in the input
throw new IllegalArgumentException(value); //,vidx);
}
testHour();
}
private char peek() throws IllegalArgumentException {
if (vidx == vlen) {
return (char) -1;
}
return value.charAt(vidx);
}
private char read() throws IllegalArgumentException {
if (vidx == vlen) {
throw new IllegalArgumentException(value); //,vidx);
}
return value.charAt(vidx++);
}
private void skip(char ch) throws IllegalArgumentException {
if (read() != ch) {
throw new IllegalArgumentException(value); //,vidx-1);
}
}
private int parseInt(int minDigits, int maxDigits)
throws IllegalArgumentException {
int n = 0;
char ch;
int vstart = vidx;
while (isDigit(ch=peek()) && (vidx - vstart) < maxDigits) {
vidx++;
n = n*10 + ch-'0';
}
if ((vidx - vstart) < minDigits) {
// we are expecting more digits
throw new IllegalArgumentException(value); //,vidx);
}
return n;
}
private void parseYear()
throws IllegalArgumentException {
int vstart = vidx;
int sign = 0;
// skip leading negative, if it exists
if (peek() == '-') {
vidx++;
sign = 1;
}
while (isDigit(peek())) {
vidx++;
}
final int digits = vidx - vstart - sign;
if (digits < 4) {
// we are expecting more digits
throw new IllegalArgumentException(value); //,vidx);
}
final String yearString = value.substring(vstart, vidx);
if (digits < 10) {
setYear(Integer.parseInt(yearString));
}
else {
setYear(new BigInteger(yearString));
}
}
private BigDecimal parseBigDecimal()
throws IllegalArgumentException {
int vstart = vidx;
if (peek() == '.') {
vidx++;
} else {
throw new IllegalArgumentException(value);
}
while (isDigit(peek())) {
vidx++;
}
return new BigDecimal(value.substring(vstart, vidx));
}
}
private static boolean isDigit(char ch) {
return '0' <= ch && ch <= '9';
}
/**
* Prints this object according to the format specification.
*
* <p>
* StringBuffer -> StringBuilder change had a very visible impact.
* It almost cut the execution time to half.
* Diff from Xerces:
* Xerces use StringBuffer due to the requirement to support
* JDKs older than JDK 1.5
*/
private String format( String format ) {
StringBuilder buf = new StringBuilder();
int fidx=0,flen=format.length();
while(fidx<flen) {
char fch = format.charAt(fidx++);
if(fch!='%') {// not a meta char
buf.append(fch);
continue;
}
switch(format.charAt(fidx++)) {
case 'Y':
if (eon == null) {
int absYear = year;
if (absYear < 0) {
buf.append('-');
absYear = -year;
}
printNumber(buf, absYear, 4);
}
else {
printNumber(buf, getEonAndYear(), 4);
}
break;
case 'M':
printNumber(buf,getMonth(),2);
break;
case 'D':
printNumber(buf,getDay(),2);
break;
case 'h':
printNumber(buf,getHour(),2);
break;
case 'm':
printNumber(buf,getMinute(),2);
break;
case 's':
printNumber(buf,getSecond(),2);
if (getFractionalSecond() != null) {
//Xerces uses a custom method toString instead of
//toPlainString() since it needs to support JDKs older than 1.5
String frac = getFractionalSecond().toPlainString();
//skip leading zero.
buf.append(frac.substring(1, frac.length()));
}
break;
case 'z':
int offset = getTimezone();
if (offset == 0) {
buf.append('Z');
}
else if (offset != DatatypeConstants.FIELD_UNDEFINED) {
if (offset < 0) {
buf.append('-');
offset *= -1;
}
else {
buf.append('+');
}
printNumber(buf,offset/60,2);
buf.append(':');
printNumber(buf,offset%60,2);
}
break;
default:
throw new InternalError(); // impossible
}
}
return buf.toString();
}
/**
* Prints an integer as a String.
*
* @param out
* The formatted string will be appended into this buffer.
* @param number
* The integer to be printed.
* @param nDigits
* The field will be printed by using at least this
* number of digits. For example, 5 will be printed as "0005"
* if nDigits==4.
*/
private void printNumber( StringBuilder out, int number, int nDigits ) {
String s = String.valueOf(number);
for (int i = s.length(); i < nDigits; i++) {
out.append('0');
}
out.append(s);
}
/**
* Prints an BigInteger as a String.
*
* @param out
* The formatted string will be appended into this buffer.
* @param number
* The integer to be printed.
* @param nDigits
* The field will be printed by using at least this
* number of digits. For example, 5 will be printed as "0005"
* if nDigits==4.
*/
private void printNumber( StringBuilder out, BigInteger number, int nDigits) {
String s = number.toString();
for (int i=s.length(); i < nDigits; i++) {
out.append('0');
}
out.append(s);
}
/**
* Compute <code>value*signum</code> where value==null is treated as
* value==0.
* @return non-null {@link BigInteger}.
*/
static BigInteger sanitize(Number value, int signum) {
if (signum == 0 || value == null) {
return BigInteger.ZERO;
}
return (signum < 0)? ((BigInteger)value).negate() : (BigInteger)value;
}
/** <p><code>reset()</code> is designed to allow the reuse of existing
* <code>XMLGregorianCalendar</code>s thus saving resources associated
* with the creation of new <code>XMLGregorianCalendar</code>s.</p>
*/
public void reset() {
eon = orig_eon;
year = orig_year;
month = orig_month;
day = orig_day;
hour = orig_hour;
minute = orig_minute;
second = orig_second;
fractionalSecond = orig_fracSeconds;
timezone = orig_timezone;
}
/** Deserialize Calendar. */
private void readObject(ObjectInputStream ois)
throws ClassNotFoundException, IOException {
// perform default deseralization
ois.defaultReadObject();
// initialize orig_* fields
save();
} // readObject(ObjectInputStream)
}
⏎ com/sun/org/apache/xerces/internal/jaxp/datatype/XMLGregorianCalendarImpl.java
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