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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
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* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation. Oracle designates this
* particular file as subject to the "Classpath" exception as provided
* by Oracle in the LICENSE file that accompanied this code.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
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*/
package javax.xml.datatype;
import java.math.BigInteger;
import java.math.BigDecimal;
import java.util.GregorianCalendar;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
/**
* <p>Factory that creates new <code>javax.xml.datatype</code> <code>Object</code>s that map XML to/from Java <code>Object</code>s.</p>
*
* <p><a name="DatatypeFactory.newInstance"/>{@link #newInstance()} is used to create a new <code>DatatypeFactory</code>.
* The following implementation resolution mechanisms are used in the following order:</p>
* <ol>
* <li>
* If the system property specified by {@link #DATATYPEFACTORY_PROPERTY}, "<code>javax.xml.datatype.DatatypeFactory</code>",
* exists, a class with the name of the property's value is instantiated.
* Any Exception thrown during the instantiation process is wrapped as a {@link DatatypeConfigurationException}.
* </li>
* <li>
* If the file ${JAVA_HOME}/lib/jaxp.properties exists, it is loaded in a {@link java.util.Properties} <code>Object</code>.
* The <code>Properties</code> <code>Object </code> is then queried for the property as documented in the prior step
* and processed as documented in the prior step.
* </li>
* <li>
* The services resolution mechanism is used, e.g. <code>META-INF/services/java.xml.datatype.DatatypeFactory</code>.
* Any Exception thrown during the instantiation process is wrapped as a {@link DatatypeConfigurationException}.
* </li>
* <li>
* The final mechanism is to attempt to instantiate the <code>Class</code> specified by
* {@link #DATATYPEFACTORY_IMPLEMENTATION_CLASS}.
* Any Exception thrown during the instantiation process is wrapped as a {@link DatatypeConfigurationException}.
* </li>
* </ol>
*
* @author <a href="mailto:Joseph.Fialli@Sun.COM">Joseph Fialli</a>
* @author <a href="mailto:Jeff.Suttor@Sun.com">Jeff Suttor</a>
* @author <a href="mailto:Neeraj.Bajaj@sun.com">Neeraj Bajaj</a>
*
* @version $Revision: 1.13 $, $Date: 2010/03/11 23:10:53 $
* @since 1.5
*/
public abstract class DatatypeFactory {
/**
* <p>Default property name as defined in JSR 206: Java(TM) API for XML Processing (JAXP) 1.3.</p>
*
* <p>Default value is <code>javax.xml.datatype.DatatypeFactory</code>.</p>
*/
public static final String DATATYPEFACTORY_PROPERTY = "javax.xml.datatype.DatatypeFactory";
/**
* <p>Default implementation class name as defined in
* <em>JSR 206: Java(TM) API for XML Processing (JAXP) 1.3</em>.</p>
*
* <p>Implementers should specify the name of an appropriate class
* to be instantiated if no other implementation resolution mechanism
* succeeds.</p>
*
* <p>Users should not refer to this field; it is intended only to
* document a factory implementation detail.
* </p>
*/
public static final String DATATYPEFACTORY_IMPLEMENTATION_CLASS = new String("com.sun.org.apache.xerces.internal.jaxp.datatype.DatatypeFactoryImpl");
/**
* http://www.w3.org/TR/xpath-datamodel/#xdtschema defines two regexps
* to constrain the value space of dayTimeDuration ([^YM]*[DT].*)
* and yearMonthDuration ([^DT]*). Note that these expressions rely on
* the fact that the value must be an xs:Duration, they simply exclude
* some Durations.
*/
private static final Pattern XDTSCHEMA_YMD =
Pattern.compile("[^DT]*");
private static final Pattern XDTSCHEMA_DTD =
Pattern.compile("[^YM]*[DT].*");
/**
* <p>Protected constructor to prevent instaniation outside of package.</p>
*
* <p>Use {@link #newInstance()} to create a <code>DatatypeFactory</code>.</p>
*/
protected DatatypeFactory() {
}
/**
* <p>Obtain a new instance of a <code>DatatypeFactory</code>.</p>
*
* <p>The implementation resolution mechanisms are <a href="#DatatypeFactory.newInstance">defined</a> in this
* <code>Class</code>'s documentation.</p>
*
* @return New instance of a <code>DatatypeFactory</code>
*
* @throws DatatypeConfigurationException If the implementation is not
* available or cannot be instantiated.
*
* @see #newInstance(String factoryClassName, ClassLoader classLoader)
*/
public static DatatypeFactory newInstance()
throws DatatypeConfigurationException {
try {
return (DatatypeFactory) FactoryFinder.find(
/* The default property name according to the JAXP spec */
DATATYPEFACTORY_PROPERTY,
/* The fallback implementation class name */
DATATYPEFACTORY_IMPLEMENTATION_CLASS);
} catch (FactoryFinder.ConfigurationError e) {
throw new DatatypeConfigurationException(e.getMessage(), e.getException());
}
}
/**
* <p>Obtain a new instance of a <code>DatatypeFactory</code> from class name.
* This function is useful when there are multiple providers in the classpath.
* It gives more control to the application as it can specify which provider
* should be loaded.</p>
*
* <p>Once an application has obtained a reference to a <code>DatatypeFactory</code>
* it can use the factory to configure and obtain datatype instances.</P>
*
*
* <h2>Tip for Trouble-shooting</h2>
* <p>Setting the <code>jaxp.debug</code> system property will cause
* this method to print a lot of debug messages
* to <code>System.err</code> about what it is doing and where it is looking at.</p>
*
* <p> If you have problems try:</p>
* <pre>
* java -Djaxp.debug=1 YourProgram ....
* </pre>
*
* @param factoryClassName fully qualified factory class name that provides implementation of <code>javax.xml.datatype.DatatypeFactory</code>.
*
* @param classLoader <code>ClassLoader</code> used to load the factory class. If <code>null</code>
* current <code>Thread</code>'s context classLoader is used to load the factory class.
*
* @return New instance of a <code>DatatypeFactory</code>
*
* @throws DatatypeConfigurationException if <code>factoryClassName</code> is <code>null</code>, or
* the factory class cannot be loaded, instantiated.
*
* @see #newInstance()
*
* @since 1.6
*/
public static DatatypeFactory newInstance(String factoryClassName, ClassLoader classLoader)
throws DatatypeConfigurationException {
try {
return (DatatypeFactory) FactoryFinder.newInstance(factoryClassName, classLoader, false);
} catch (FactoryFinder.ConfigurationError e) {
throw new DatatypeConfigurationException(e.getMessage(), e.getException());
}
}
/**
* <p>Obtain a new instance of a <code>Duration</code>
* specifying the <code>Duration</code> as its string representation, "PnYnMnDTnHnMnS",
* as defined in XML Schema 1.0 section 3.2.6.1.</p>
*
* <p>XML Schema Part 2: Datatypes, 3.2.6 duration, defines <code>duration</code> as:</p>
* <blockquote>
* duration represents a duration of time.
* The value space of duration is a six-dimensional space where the coordinates designate the
* Gregorian year, month, day, hour, minute, and second components defined in Section 5.5.3.2 of [ISO 8601], respectively.
* These components are ordered in their significance by their order of appearance i.e. as
* year, month, day, hour, minute, and second.
* </blockquote>
* <p>All six values are set and availabe from the created {@link Duration}</p>
*
* <p>The XML Schema specification states that values can be of an arbitrary size.
* Implementations may chose not to or be incapable of supporting arbitrarily large and/or small values.
* An {@link UnsupportedOperationException} will be thrown with a message indicating implementation limits
* if implementation capacities are exceeded.</p>
*
* @param lexicalRepresentation <code>String</code> representation of a <code>Duration</code>.
*
* @return New <code>Duration</code> created from parsing the <code>lexicalRepresentation</code>.
*
* @throws IllegalArgumentException If <code>lexicalRepresentation</code> is not a valid representation of a <code>Duration</code>.
* @throws UnsupportedOperationException If implementation cannot support requested values.
* @throws NullPointerException if <code>lexicalRepresentation</code> is <code>null</code>.
*/
public abstract Duration newDuration(final String lexicalRepresentation);
/**
* <p>Obtain a new instance of a <code>Duration</code>
* specifying the <code>Duration</code> as milliseconds.</p>
*
* <p>XML Schema Part 2: Datatypes, 3.2.6 duration, defines <code>duration</code> as:</p>
* <blockquote>
* duration represents a duration of time.
* The value space of duration is a six-dimensional space where the coordinates designate the
* Gregorian year, month, day, hour, minute, and second components defined in Section 5.5.3.2 of [ISO 8601], respectively.
* These components are ordered in their significance by their order of appearance i.e. as
* year, month, day, hour, minute, and second.
* </blockquote>
* <p>All six values are set by computing their values from the specified milliseconds
* and are availabe using the <code>get</code> methods of the created {@link Duration}.
* The values conform to and are defined by:</p>
* <ul>
* <li>ISO 8601:2000(E) Section 5.5.3.2 Alternative format</li>
* <li><a href="http://www.w3.org/TR/xmlschema-2/#isoformats">
* W3C XML Schema 1.0 Part 2, Appendix D, ISO 8601 Date and Time Formats</a>
* </li>
* <li>{@link XMLGregorianCalendar} Date/Time Datatype Field Mapping Between XML Schema 1.0 and Java Representation</li>
* </ul>
*
* <p>The default start instance is defined by {@link GregorianCalendar}'s use of the start of the epoch: i.e.,
* {@link java.util.Calendar#YEAR} = 1970,
* {@link java.util.Calendar#MONTH} = {@link java.util.Calendar#JANUARY},
* {@link java.util.Calendar#DATE} = 1, etc.
* This is important as there are variations in the Gregorian Calendar,
* e.g. leap years have different days in the month = {@link java.util.Calendar#FEBRUARY}
* so the result of {@link Duration#getMonths()} and {@link Duration#getDays()} can be influenced.</p>
*
* @param durationInMilliSeconds Duration in milliseconds to create.
*
* @return New <code>Duration</code> representing <code>durationInMilliSeconds</code>.
*/
public abstract Duration newDuration(final long durationInMilliSeconds);
/**
* <p>Obtain a new instance of a <code>Duration</code>
* specifying the <code>Duration</code> as isPositive, years, months, days, hours, minutes, seconds.</p>
*
* <p>The XML Schema specification states that values can be of an arbitrary size.
* Implementations may chose not to or be incapable of supporting arbitrarily large and/or small values.
* An {@link UnsupportedOperationException} will be thrown with a message indicating implementation limits
* if implementation capacities are exceeded.</p>
*
* <p>A <code>null</code> value indicates that field is not set.</p>
*
* @param isPositive Set to <code>false</code> to create a negative duration. When the length
* of the duration is zero, this parameter will be ignored.
* @param years of this <code>Duration</code>
* @param months of this <code>Duration</code>
* @param days of this <code>Duration</code>
* @param hours of this <code>Duration</code>
* @param minutes of this <code>Duration</code>
* @param seconds of this <code>Duration</code>
*
* @return New <code>Duration</code> created from the specified values.
*
* @throws IllegalArgumentException If the values are not a valid representation of a
* <code>Duration</code>: if all the fields (years, months, ...) are null or
* if any of the fields is negative.
* @throws UnsupportedOperationException If implementation cannot support requested values.
*/
public abstract Duration newDuration(
final boolean isPositive,
final BigInteger years,
final BigInteger months,
final BigInteger days,
final BigInteger hours,
final BigInteger minutes,
final BigDecimal seconds);
/**
* <p>Obtain a new instance of a <code>Duration</code>
* specifying the <code>Duration</code> as isPositive, years, months, days, hours, minutes, seconds.</p>
*
* <p>A {@link DatatypeConstants#FIELD_UNDEFINED} value indicates that field is not set.</p>
*
* @param isPositive Set to <code>false</code> to create a negative duration. When the length
* of the duration is zero, this parameter will be ignored.
* @param years of this <code>Duration</code>
* @param months of this <code>Duration</code>
* @param days of this <code>Duration</code>
* @param hours of this <code>Duration</code>
* @param minutes of this <code>Duration</code>
* @param seconds of this <code>Duration</code>
*
* @return New <code>Duration</code> created from the specified values.
*
* @throws IllegalArgumentException If the values are not a valid representation of a
* <code>Duration</code>: if any of the fields is negative.
*
* @see #newDuration(
* boolean isPositive,
* BigInteger years,
* BigInteger months,
* BigInteger days,
* BigInteger hours,
* BigInteger minutes,
* BigDecimal seconds)
*/
public Duration newDuration(
final boolean isPositive,
final int years,
final int months,
final int days,
final int hours,
final int minutes,
final int seconds) {
// years may not be set
BigInteger realYears = (years != DatatypeConstants.FIELD_UNDEFINED) ? BigInteger.valueOf((long) years) : null;
// months may not be set
BigInteger realMonths = (months != DatatypeConstants.FIELD_UNDEFINED) ? BigInteger.valueOf((long) months) : null;
// days may not be set
BigInteger realDays = (days != DatatypeConstants.FIELD_UNDEFINED) ? BigInteger.valueOf((long) days) : null;
// hours may not be set
BigInteger realHours = (hours != DatatypeConstants.FIELD_UNDEFINED) ? BigInteger.valueOf((long) hours) : null;
// minutes may not be set
BigInteger realMinutes = (minutes != DatatypeConstants.FIELD_UNDEFINED) ? BigInteger.valueOf((long) minutes) : null;
// seconds may not be set
BigDecimal realSeconds = (seconds != DatatypeConstants.FIELD_UNDEFINED) ? BigDecimal.valueOf((long) seconds) : null;
return newDuration(
isPositive,
realYears,
realMonths,
realDays,
realHours,
realMinutes,
realSeconds
);
}
/**
* <p>Create a <code>Duration</code> of type <code>xdt:dayTimeDuration</code> by parsing its <code>String</code> representation,
* "<em>PnDTnHnMnS</em>", <a href="http://www.w3.org/TR/xpath-datamodel#dayTimeDuration">
* XQuery 1.0 and XPath 2.0 Data Model, xdt:dayTimeDuration</a>.</p>
*
* <p>The datatype <code>xdt:dayTimeDuration</code> is a subtype of <code>xs:duration</code>
* whose lexical representation contains only day, hour, minute, and second components.
* This datatype resides in the namespace <code>http://www.w3.org/2003/11/xpath-datatypes</code>.</p>
*
* <p>All four values are set and availabe from the created {@link Duration}</p>
*
* <p>The XML Schema specification states that values can be of an arbitrary size.
* Implementations may chose not to or be incapable of supporting arbitrarily large and/or small values.
* An {@link UnsupportedOperationException} will be thrown with a message indicating implementation limits
* if implementation capacities are exceeded.</p>
*
* @param lexicalRepresentation Lexical representation of a duration.
*
* @return New <code>Duration</code> created using the specified <code>lexicalRepresentation</code>.
*
* @throws IllegalArgumentException If <code>lexicalRepresentation</code> is not a valid representation of a <code>Duration</code> expressed only in terms of days and time.
* @throws UnsupportedOperationException If implementation cannot support requested values.
* @throws NullPointerException If <code>lexicalRepresentation</code> is <code>null</code>.
*/
public Duration newDurationDayTime(final String lexicalRepresentation) {
// lexicalRepresentation must be non-null
if (lexicalRepresentation == null) {
throw new NullPointerException(
"Trying to create an xdt:dayTimeDuration with an invalid"
+ " lexical representation of \"null\"");
}
// test lexicalRepresentation against spec regex
Matcher matcher = XDTSCHEMA_DTD.matcher(lexicalRepresentation);
if (!matcher.matches()) {
throw new IllegalArgumentException(
"Trying to create an xdt:dayTimeDuration with an invalid"
+ " lexical representation of \"" + lexicalRepresentation
+ "\", data model requires years and months only.");
}
return newDuration(lexicalRepresentation);
}
/**
* <p>Create a <code>Duration</code> of type <code>xdt:dayTimeDuration</code> using the specified milliseconds as defined in
* <a href="http://www.w3.org/TR/xpath-datamodel#dayTimeDuration">
* XQuery 1.0 and XPath 2.0 Data Model, xdt:dayTimeDuration</a>.</p>
*
* <p>The datatype <code>xdt:dayTimeDuration</code> is a subtype of <code>xs:duration</code>
* whose lexical representation contains only day, hour, minute, and second components.
* This datatype resides in the namespace <code>http://www.w3.org/2003/11/xpath-datatypes</code>.</p>
*
* <p>All four values are set by computing their values from the specified milliseconds
* and are availabe using the <code>get</code> methods of the created {@link Duration}.
* The values conform to and are defined by:</p>
* <ul>
* <li>ISO 8601:2000(E) Section 5.5.3.2 Alternative format</li>
* <li><a href="http://www.w3.org/TR/xmlschema-2/#isoformats">
* W3C XML Schema 1.0 Part 2, Appendix D, ISO 8601 Date and Time Formats</a>
* </li>
* <li>{@link XMLGregorianCalendar} Date/Time Datatype Field Mapping Between XML Schema 1.0 and Java Representation</li>
* </ul>
*
* <p>The default start instance is defined by {@link GregorianCalendar}'s use of the start of the epoch: i.e.,
* {@link java.util.Calendar#YEAR} = 1970,
* {@link java.util.Calendar#MONTH} = {@link java.util.Calendar#JANUARY},
* {@link java.util.Calendar#DATE} = 1, etc.
* This is important as there are variations in the Gregorian Calendar,
* e.g. leap years have different days in the month = {@link java.util.Calendar#FEBRUARY}
* so the result of {@link Duration#getDays()} can be influenced.</p>
*
* <p>Any remaining milliseconds after determining the day, hour, minute and second are discarded.</p>
*
* @param durationInMilliseconds Milliseconds of <code>Duration</code> to create.
*
* @return New <code>Duration</code> created with the specified <code>durationInMilliseconds</code>.
*
* @see <a href="http://www.w3.org/TR/xpath-datamodel#dayTimeDuration">
* XQuery 1.0 and XPath 2.0 Data Model, xdt:dayTimeDuration</a>
*/
public Duration newDurationDayTime(final long durationInMilliseconds) {
return newDuration(durationInMilliseconds);
}
/**
* <p>Create a <code>Duration</code> of type <code>xdt:dayTimeDuration</code> using the specified
* <code>day</code>, <code>hour</code>, <code>minute</code> and <code>second</code> as defined in
* <a href="http://www.w3.org/TR/xpath-datamodel#dayTimeDuration">
* XQuery 1.0 and XPath 2.0 Data Model, xdt:dayTimeDuration</a>.</p>
*
* <p>The datatype <code>xdt:dayTimeDuration</code> is a subtype of <code>xs:duration</code>
* whose lexical representation contains only day, hour, minute, and second components.
* This datatype resides in the namespace <code>http://www.w3.org/2003/11/xpath-datatypes</code>.</p>
*
* <p>The XML Schema specification states that values can be of an arbitrary size.
* Implementations may chose not to or be incapable of supporting arbitrarily large and/or small values.
* An {@link UnsupportedOperationException} will be thrown with a message indicating implementation limits
* if implementation capacities are exceeded.</p>
*
* <p>A <code>null</code> value indicates that field is not set.</p>
*
* @param isPositive Set to <code>false</code> to create a negative duration. When the length
* of the duration is zero, this parameter will be ignored.
* @param day Day of <code>Duration</code>.
* @param hour Hour of <code>Duration</code>.
* @param minute Minute of <code>Duration</code>.
* @param second Second of <code>Duration</code>.
*
* @return New <code>Duration</code> created with the specified <code>day</code>, <code>hour</code>, <code>minute</code>
* and <code>second</code>.
*
* @throws IllegalArgumentException If the values are not a valid representation of a
* <code>Duration</code>: if all the fields (day, hour, ...) are null or
* if any of the fields is negative.
* @throws UnsupportedOperationException If implementation cannot support requested values.
*/
public Duration newDurationDayTime(
final boolean isPositive,
final BigInteger day,
final BigInteger hour,
final BigInteger minute,
final BigInteger second) {
return newDuration(
isPositive,
null, // years
null, // months
day,
hour,
minute,
(second != null)? new BigDecimal(second):null
);
}
/**
* <p>Create a <code>Duration</code> of type <code>xdt:dayTimeDuration</code> using the specified
* <code>day</code>, <code>hour</code>, <code>minute</code> and <code>second</code> as defined in
* <a href="http://www.w3.org/TR/xpath-datamodel#dayTimeDuration">
* XQuery 1.0 and XPath 2.0 Data Model, xdt:dayTimeDuration</a>.</p>
*
* <p>The datatype <code>xdt:dayTimeDuration</code> is a subtype of <code>xs:duration</code>
* whose lexical representation contains only day, hour, minute, and second components.
* This datatype resides in the namespace <code>http://www.w3.org/2003/11/xpath-datatypes</code>.</p>
*
* <p>A {@link DatatypeConstants#FIELD_UNDEFINED} value indicates that field is not set.</p>
*
* @param isPositive Set to <code>false</code> to create a negative duration. When the length
* of the duration is zero, this parameter will be ignored.
* @param day Day of <code>Duration</code>.
* @param hour Hour of <code>Duration</code>.
* @param minute Minute of <code>Duration</code>.
* @param second Second of <code>Duration</code>.
*
* @return New <code>Duration</code> created with the specified <code>day</code>, <code>hour</code>, <code>minute</code>
* and <code>second</code>.
*
* @throws IllegalArgumentException If the values are not a valid representation of a
* <code>Duration</code>: if any of the fields (day, hour, ...) is negative.
*/
public Duration newDurationDayTime(
final boolean isPositive,
final int day,
final int hour,
final int minute,
final int second) {
return newDurationDayTime(
isPositive,
BigInteger.valueOf((long) day),
BigInteger.valueOf((long) hour),
BigInteger.valueOf((long) minute),
BigInteger.valueOf((long) second)
);
}
/**
* <p>Create a <code>Duration</code> of type <code>xdt:yearMonthDuration</code> by parsing its <code>String</code> representation,
* "<em>PnYnM</em>", <a href="http://www.w3.org/TR/xpath-datamodel#yearMonthDuration">
* XQuery 1.0 and XPath 2.0 Data Model, xdt:yearMonthDuration</a>.</p>
*
* <p>The datatype <code>xdt:yearMonthDuration</code> is a subtype of <code>xs:duration</code>
* whose lexical representation contains only year and month components.
* This datatype resides in the namespace {@link javax.xml.XMLConstants#W3C_XPATH_DATATYPE_NS_URI}.</p>
*
* <p>Both values are set and availabe from the created {@link Duration}</p>
*
* <p>The XML Schema specification states that values can be of an arbitrary size.
* Implementations may chose not to or be incapable of supporting arbitrarily large and/or small values.
* An {@link UnsupportedOperationException} will be thrown with a message indicating implementation limits
* if implementation capacities are exceeded.</p>
*
* @param lexicalRepresentation Lexical representation of a duration.
*
* @return New <code>Duration</code> created using the specified <code>lexicalRepresentation</code>.
*
* @throws IllegalArgumentException If <code>lexicalRepresentation</code> is not a valid representation of a <code>Duration</code> expressed only in terms of years and months.
* @throws UnsupportedOperationException If implementation cannot support requested values.
* @throws NullPointerException If <code>lexicalRepresentation</code> is <code>null</code>.
*/
public Duration newDurationYearMonth(
final String lexicalRepresentation) {
// lexicalRepresentation must be non-null
if (lexicalRepresentation == null) {
throw new NullPointerException(
"Trying to create an xdt:yearMonthDuration with an invalid"
+ " lexical representation of \"null\"");
}
// test lexicalRepresentation against spec regex
Matcher matcher = XDTSCHEMA_YMD.matcher(lexicalRepresentation);
if (!matcher.matches()) {
throw new IllegalArgumentException(
"Trying to create an xdt:yearMonthDuration with an invalid"
+ " lexical representation of \"" + lexicalRepresentation
+ "\", data model requires days and times only.");
}
return newDuration(lexicalRepresentation);
}
/**
* <p>Create a <code>Duration</code> of type <code>xdt:yearMonthDuration</code> using the specified milliseconds as defined in
* <a href="http://www.w3.org/TR/xpath-datamodel#yearMonthDuration">
* XQuery 1.0 and XPath 2.0 Data Model, xdt:yearMonthDuration</a>.</p>
*
* <p>The datatype <code>xdt:yearMonthDuration</code> is a subtype of <code>xs:duration</code>
* whose lexical representation contains only year and month components.
* This datatype resides in the namespace {@link javax.xml.XMLConstants#W3C_XPATH_DATATYPE_NS_URI}.</p>
*
* <p>Both values are set by computing their values from the specified milliseconds
* and are availabe using the <code>get</code> methods of the created {@link Duration}.
* The values conform to and are defined by:</p>
* <ul>
* <li>ISO 8601:2000(E) Section 5.5.3.2 Alternative format</li>
* <li><a href="http://www.w3.org/TR/xmlschema-2/#isoformats">
* W3C XML Schema 1.0 Part 2, Appendix D, ISO 8601 Date and Time Formats</a>
* </li>
* <li>{@link XMLGregorianCalendar} Date/Time Datatype Field Mapping Between XML Schema 1.0 and Java Representation</li>
* </ul>
*
* <p>The default start instance is defined by {@link GregorianCalendar}'s use of the start of the epoch: i.e.,
* {@link java.util.Calendar#YEAR} = 1970,
* {@link java.util.Calendar#MONTH} = {@link java.util.Calendar#JANUARY},
* {@link java.util.Calendar#DATE} = 1, etc.
* This is important as there are variations in the Gregorian Calendar,
* e.g. leap years have different days in the month = {@link java.util.Calendar#FEBRUARY}
* so the result of {@link Duration#getMonths()} can be influenced.</p>
*
* <p>Any remaining milliseconds after determining the year and month are discarded.</p>
*
* @param durationInMilliseconds Milliseconds of <code>Duration</code> to create.
*
* @return New <code>Duration</code> created using the specified <code>durationInMilliseconds</code>.
*/
public Duration newDurationYearMonth(
final long durationInMilliseconds) {
// create a Duration that only has sign, year & month
// Duration is immutable, so need to create a new Duration
// implementations may override this method in a more efficient way
Duration fullDuration = newDuration(durationInMilliseconds);
boolean isPositive = (fullDuration.getSign() == -1) ? false : true;
BigInteger years =
(BigInteger) fullDuration.getField(DatatypeConstants.YEARS);
if (years == null) { years = BigInteger.ZERO; }
BigInteger months =
(BigInteger) fullDuration.getField(DatatypeConstants.MONTHS);
if (months == null) { months = BigInteger.ZERO; }
return newDurationYearMonth(isPositive, years, months);
}
/**
* <p>Create a <code>Duration</code> of type <code>xdt:yearMonthDuration</code> using the specified
* <code>year</code> and <code>month</code> as defined in
* <a href="http://www.w3.org/TR/xpath-datamodel#yearMonthDuration">
* XQuery 1.0 and XPath 2.0 Data Model, xdt:yearMonthDuration</a>.</p>
*
* <p>The XML Schema specification states that values can be of an arbitrary size.
* Implementations may chose not to or be incapable of supporting arbitrarily large and/or small values.
* An {@link UnsupportedOperationException} will be thrown with a message indicating implementation limits
* if implementation capacities are exceeded.</p>
*
* <p>A <code>null</code> value indicates that field is not set.</p>
*
* @param isPositive Set to <code>false</code> to create a negative duration. When the length
* of the duration is zero, this parameter will be ignored.
* @param year Year of <code>Duration</code>.
* @param month Month of <code>Duration</code>.
*
* @return New <code>Duration</code> created using the specified <code>year</code> and <code>month</code>.
*
* @throws IllegalArgumentException If the values are not a valid representation of a
* <code>Duration</code>: if all of the fields (year, month) are null or
* if any of the fields is negative.
* @throws UnsupportedOperationException If implementation cannot support requested values.
*/
public Duration newDurationYearMonth(
final boolean isPositive,
final BigInteger year,
final BigInteger month) {
return newDuration(
isPositive,
year,
month,
null, // days
null, // hours
null, // minutes
null // seconds
);
}
/**
* <p>Create a <code>Duration</code> of type <code>xdt:yearMonthDuration</code> using the specified
* <code>year</code> and <code>month</code> as defined in
* <a href="http://www.w3.org/TR/xpath-datamodel#yearMonthDuration">
* XQuery 1.0 and XPath 2.0 Data Model, xdt:yearMonthDuration</a>.</p>
*
* <p>A {@link DatatypeConstants#FIELD_UNDEFINED} value indicates that field is not set.</p>
*
* @param isPositive Set to <code>false</code> to create a negative duration. When the length
* of the duration is zero, this parameter will be ignored.
* @param year Year of <code>Duration</code>.
* @param month Month of <code>Duration</code>.
*
* @return New <code>Duration</code> created using the specified <code>year</code> and <code>month</code>.
*
* @throws IllegalArgumentException If the values are not a valid representation of a
* <code>Duration</code>: if any of the fields (year, month) is negative.
*/
public Duration newDurationYearMonth(
final boolean isPositive,
final int year,
final int month) {
return newDurationYearMonth(
isPositive,
BigInteger.valueOf((long) year),
BigInteger.valueOf((long) month));
}
/**
* <p>Create a new instance of an <code>XMLGregorianCalendar</code>.</p>
*
* <p>All date/time datatype fields set to {@link DatatypeConstants#FIELD_UNDEFINED} or null.</p>
*
* @return New <code>XMLGregorianCalendar</code> with all date/time datatype fields set to
* {@link DatatypeConstants#FIELD_UNDEFINED} or null.
*/
public abstract XMLGregorianCalendar newXMLGregorianCalendar();
/**
* <p>Create a new XMLGregorianCalendar by parsing the String as a lexical representation.</p>
*
* <p>Parsing the lexical string representation is 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,
* <em>Lexical Representation</em>.</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>
* newXMLGregorianCalendar(x).toXMLFormat().equals(x)
* </pre>
* <p>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>
*
* @param lexicalRepresentation Lexical representation of one the eight XML Schema date/time datatypes.
*
* @return <code>XMLGregorianCalendar</code> created from the <code>lexicalRepresentation</code>.
*
* @throws IllegalArgumentException If the <code>lexicalRepresentation</code> is not a valid <code>XMLGregorianCalendar</code>.
* @throws NullPointerException If <code>lexicalRepresentation</code> is <code>null</code>.
*/
public abstract XMLGregorianCalendar newXMLGregorianCalendar(final String lexicalRepresentation);
/**
* <p>Create an <code>XMLGregorianCalendar</code> from a {@link GregorianCalendar}.</p>
*
* <table border="2" rules="all" cellpadding="2">
* <thead>
* <tr>
* <th align="center" colspan="2">
* Field by Field Conversion from
* {@link GregorianCalendar} to an {@link XMLGregorianCalendar}
* </th>
* </tr>
* <tr>
* <th><code>java.util.GregorianCalendar</code> field</th>
* <th><code>javax.xml.datatype.XMLGregorianCalendar</code> field</th>
* </tr>
* </thead>
* <tbody>
* <tr>
* <td><code>ERA == GregorianCalendar.BC ? -YEAR : YEAR</code></td>
* <td>{@link XMLGregorianCalendar#setYear(int year)}</td>
* </tr>
* <tr>
* <td><code>MONTH + 1</code></td>
* <td>{@link XMLGregorianCalendar#setMonth(int month)}</td>
* </tr>
* <tr>
* <td><code>DAY_OF_MONTH</code></td>
* <td>{@link XMLGregorianCalendar#setDay(int day)}</td>
* </tr>
* <tr>
* <td><code>HOUR_OF_DAY, MINUTE, SECOND, MILLISECOND</code></td>
* <td>{@link XMLGregorianCalendar#setTime(int hour, int minute, int second, BigDecimal fractional)}</td>
* </tr>
* <tr>
* <td>
* <code>(ZONE_OFFSET + DST_OFFSET) / (60*1000)</code><br/>
* <em>(in minutes)</em>
* </td>
* <td>{@link XMLGregorianCalendar#setTimezone(int offset)}<sup><em>*</em></sup>
* </td>
* </tr>
* </tbody>
* </table>
* <p><em>*</em>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() != 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>
*
* @return <code>XMLGregorianCalendar</code> created from <code>java.util.GregorianCalendar</code>
*
* @throws NullPointerException If <code>cal</code> is <code>null</code>.
*/
public abstract XMLGregorianCalendar newXMLGregorianCalendar(final GregorianCalendar cal);
/**
* <p>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>
*
* <p>A <code>null</code> value indicates that field is not set.</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.
*
* @return <code>XMLGregorianCalendar</code> created from specified values.
*
* @throws IllegalArgumentException If any individual parameter's value is outside the maximum value constraint for the field
* as determined by the Date/Time Data Mapping table in {@link XMLGregorianCalendar}
* or if the composite values constitute an invalid <code>XMLGregorianCalendar</code> instance
* as determined by {@link XMLGregorianCalendar#isValid()}.
*/
public abstract XMLGregorianCalendar newXMLGregorianCalendar(
final BigInteger year,
final int month,
final int day,
final int hour,
final int minute,
final int second,
final BigDecimal fractionalSecond,
final int timezone);
/**
* <p>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>
*
* <p>A {@link DatatypeConstants#FIELD_UNDEFINED} value indicates that field is not set.</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.
*
* @return <code>XMLGregorianCalendar</code> created from specified values.
*
* @throws IllegalArgumentException If any individual parameter's value is outside the maximum value constraint for the field
* as determined by the Date/Time Data Mapping table in {@link XMLGregorianCalendar}
* or if the composite values constitute an invalid <code>XMLGregorianCalendar</code> instance
* as determined by {@link XMLGregorianCalendar#isValid()}.
*/
public XMLGregorianCalendar newXMLGregorianCalendar(
final int year,
final int month,
final int day,
final int hour,
final int minute,
final int second,
final int millisecond,
final int timezone) {
// year may be undefined
BigInteger realYear = (year != DatatypeConstants.FIELD_UNDEFINED) ? BigInteger.valueOf((long) year) : null;
// millisecond may be undefined
// millisecond must be >= 0 millisecond <= 1000
BigDecimal realMillisecond = null; // undefined value
if (millisecond != DatatypeConstants.FIELD_UNDEFINED) {
if (millisecond < 0 || millisecond > 1000) {
throw new IllegalArgumentException(
"javax.xml.datatype.DatatypeFactory#newXMLGregorianCalendar("
+ "int year, int month, int day, int hour, int minute, int second, int millisecond, int timezone)"
+ "with invalid millisecond: " + millisecond
);
}
realMillisecond = BigDecimal.valueOf((long) millisecond).movePointLeft(3);
}
return newXMLGregorianCalendar(
realYear,
month,
day,
hour,
minute,
second,
realMillisecond,
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>
*
* <p>A {@link DatatypeConstants#FIELD_UNDEFINED} value indicates that field is not set.</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 individual parameter's value is outside the maximum value constraint for the field
* as determined by the Date/Time Data Mapping table in {@link XMLGregorianCalendar}
* or if the composite values constitute an invalid <code>XMLGregorianCalendar</code> instance
* as determined by {@link XMLGregorianCalendar#isValid()}.
*/
public XMLGregorianCalendar newXMLGregorianCalendarDate(
final int year,
final int month,
final int day,
final int timezone) {
return newXMLGregorianCalendar(
year,
month,
day,
DatatypeConstants.FIELD_UNDEFINED, // hour
DatatypeConstants.FIELD_UNDEFINED, // minute
DatatypeConstants.FIELD_UNDEFINED, // second
DatatypeConstants.FIELD_UNDEFINED, // millisecond
timezone);
}
/**
* <p>Create a Java instance of XML Schema builtin datatype <code>time</code>.</p>
*
* <p>A {@link DatatypeConstants#FIELD_UNDEFINED} value indicates that field is not set.</p>
*
* @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.
*
* @throws IllegalArgumentException If any individual parameter's value is outside the maximum value constraint for the field
* as determined by the Date/Time Data Mapping table in {@link XMLGregorianCalendar}
* or if the composite values constitute an invalid <code>XMLGregorianCalendar</code> instance
* as determined by {@link XMLGregorianCalendar#isValid()}.
*
* @see DatatypeConstants#FIELD_UNDEFINED
*/
public XMLGregorianCalendar newXMLGregorianCalendarTime(
final int hours,
final int minutes,
final int seconds,
final int timezone) {
return newXMLGregorianCalendar(
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>
*
* <p>A <code>null</code> value indicates that field is not set.</p>
* <p>A {@link DatatypeConstants#FIELD_UNDEFINED} value indicates that field is not set.</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 individual parameter's value is outside the maximum value constraint for the field
* as determined by the Date/Time Data Mapping table in {@link XMLGregorianCalendar}
* or if the composite values constitute an invalid <code>XMLGregorianCalendar</code> instance
* as determined by {@link XMLGregorianCalendar#isValid()}.
*/
public XMLGregorianCalendar newXMLGregorianCalendarTime(
final int hours,
final int minutes,
final int seconds,
final BigDecimal fractionalSecond,
final int timezone) {
return newXMLGregorianCalendar(
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>
*
* <p>A {@link DatatypeConstants#FIELD_UNDEFINED} value indicates that field is not set.</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 individual parameter's value is outside the maximum value constraint for the field
* as determined by the Date/Time Data Mapping table in {@link XMLGregorianCalendar}
* or if the composite values constitute an invalid <code>XMLGregorianCalendar</code> instance
* as determined by {@link XMLGregorianCalendar#isValid()}.
*/
public XMLGregorianCalendar newXMLGregorianCalendarTime(
final int hours,
final int minutes,
final int seconds,
final int milliseconds,
final int timezone) {
// millisecond may be undefined
// millisecond must be >= 0 millisecond <= 1000
BigDecimal realMilliseconds = null; // undefined value
if (milliseconds != DatatypeConstants.FIELD_UNDEFINED) {
if (milliseconds < 0 || milliseconds > 1000) {
throw new IllegalArgumentException(
"javax.xml.datatype.DatatypeFactory#newXMLGregorianCalendarTime("
+ "int hours, int minutes, int seconds, int milliseconds, int timezone)"
+ "with invalid milliseconds: " + milliseconds
);
}
realMilliseconds = BigDecimal.valueOf((long) milliseconds).movePointLeft(3);
}
return newXMLGregorianCalendarTime(
hours,
minutes,
seconds,
realMilliseconds,
timezone
);
}
}