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/*
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* Copyright (c) 2009, 2017 Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation. Oracle designates this
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* particular file as subject to the "Classpath" exception as provided
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* by Oracle in the LICENSE file that accompanied this code.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*/
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package com.sun.org.apache.xerces.internal.jaxp.datatype;
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import java.math.BigInteger;
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import java.math.BigDecimal;
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import javax.xml.datatype.DatatypeConstants;
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/**
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* <p>Represent a subtype <code>xdt:dayTimeDuration</code> of a <code>Duration</code>
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* as specified in <a href="http://www.w3.org/TR/xpath-datamodel#dayTimeDuration">
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* XQuery 1.0 and XPath 2.0 Data Model, xdt:dayTimeDuration</a>.</p>
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*
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*
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* <p>The DurationYearMonth object represents a period of Gregorian time,
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* with a lexical representation, "<em>PnDTnHnMnS</em>" that contains only year and month components.
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* </p>
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*
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*
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* @author <a href="mailto:Vikram.Aroskar@Sun.COM">Vikram Aroskar</a>
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* @author <a href="mailto:Huizhe.wang@oracle.com">Joe Wang</a>
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* @see XMLGregorianCalendar#add(Duration)
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*/
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class DurationDayTimeImpl
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extends DurationImpl {
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private static final long serialVersionUID = 844792794952655204L;
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public DurationDayTimeImpl(
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boolean isPositive,
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BigInteger days,
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BigInteger hours,
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BigInteger minutes,
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BigDecimal seconds) {
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super(isPositive, null, null, days, hours, minutes, seconds);
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convertToCanonicalDayTime();
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}
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public DurationDayTimeImpl(
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boolean isPositive,
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int days,
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int hours,
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int minutes,
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int seconds) {
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this(
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isPositive,
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wrap(days),
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wrap(hours),
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wrap(minutes),
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(seconds != DatatypeConstants.FIELD_UNDEFINED ? new BigDecimal(String.valueOf(seconds)) : null));
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}
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/**
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* <p>Construct a <code>Duration</code> of type <code>xdt:dayTimeDuration</code> by parsing its <code>String</code> representation,
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* "<em>PnDTnHnMnS</em>", <a href="http://www.w3.org/TR/xpath-datamodel#dayTimeDuration">
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* XQuery 1.0 and XPath 2.0 Data Model, xdt:dayTimeDuration</a>.</p>
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*
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* <p>The datatype <code>xdt:dayTimeDuration</code> is a subtype of <code>xs:duration</code>
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* whose lexical representation contains only day, hour, minute, and second components.
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* This datatype resides in the namespace <code>http://www.w3.org/2003/11/xpath-datatypes</code>.</p>
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*
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* <p>All four values are set and availabe from the created {@link Duration}</p>
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*
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* <p>The XML Schema specification states that values can be of an arbitrary size.
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* Implementations may chose not to or be incapable of supporting arbitrarily large and/or small values.
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* An {@link UnsupportedOperationException} will be thrown with a message indicating implementation limits
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* if implementation capacities are exceeded.</p>
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*
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* @param lexicalRepresentation Lexical representation of a duration.
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*
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* @throws IllegalArgumentException If <code>lexicalRepresentation</code> is not a valid representation of a <code>Duration</code> expressed only in terms of days and time.
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* @throws UnsupportedOperationException If implementation cannot support requested values.
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* @throws NullPointerException If <code>lexicalRepresentation</code> is <code>null</code>.
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*/
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protected DurationDayTimeImpl(String lexicalRepresentation) {
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super(lexicalRepresentation);
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if (getYears() > 0 || getMonths() > 0) {
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throw new IllegalArgumentException(
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"Trying to create an xdt:dayTimeDuration with an invalid"
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+ " lexical representation of \"" + lexicalRepresentation
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+ "\", data model requires a format PnDTnHnMnS.");
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}
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convertToCanonicalDayTime();
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}
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/**
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* <p>Create a <code>Duration</code> of type <code>xdt:dayTimeDuration</code> using the specified milliseconds as defined in
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* <a href="http://www.w3.org/TR/xpath-datamodel#dayTimeDuration">
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* XQuery 1.0 and XPath 2.0 Data Model, xdt:dayTimeDuration</a>.</p>
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*
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* <p>The datatype <code>xdt:dayTimeDuration</code> is a subtype of <code>xs:duration</code>
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* whose lexical representation contains only day, hour, minute, and second components.
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* This datatype resides in the namespace <code>http://www.w3.org/2003/11/xpath-datatypes</code>.</p>
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*
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* <p>All four values are set by computing their values from the specified milliseconds
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* and are availabe using the <code>get</code> methods of the created {@link Duration}.
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* The values conform to and are defined by:</p>
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* <ul>
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* <li>ISO 8601:2000(E) Section 5.5.3.2 Alternative format</li>
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* <li><a href="http://www.w3.org/TR/xmlschema-2/#isoformats">
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* W3C XML Schema 1.0 Part 2, Appendix D, ISO 8601 Date and Time Formats</a>
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* </li>
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* <li>{@link XMLGregorianCalendar} Date/Time Datatype Field Mapping Between XML Schema 1.0 and Java Representation</li>
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* </ul>
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*
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* <p>The default start instance is defined by {@link GregorianCalendar}'s use of the start of the epoch: i.e.,
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* {@link java.util.Calendar#YEAR} = 1970,
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* {@link java.util.Calendar#MONTH} = {@link java.util.Calendar#JANUARY},
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* {@link java.util.Calendar#DATE} = 1, etc.
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* This is important as there are variations in the Gregorian Calendar,
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* e.g. leap years have different days in the month = {@link java.util.Calendar#FEBRUARY}
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* so the result of {@link Duration#getDays()} can be influenced.</p>
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*
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* <p>Any remaining milliseconds after determining the day, hour, minute and second are discarded.</p>
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*
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* @param durationInMilliseconds Milliseconds of <code>Duration</code> to create.
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*
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* @return New <code>Duration</code> created with the specified <code>durationInMilliseconds</code>.
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*
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* @see <a href="http://www.w3.org/TR/xpath-datamodel#dayTimeDuration">
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* XQuery 1.0 and XPath 2.0 Data Model, xdt:dayTimeDuration</a>
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*/
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protected DurationDayTimeImpl(final long durationInMilliseconds) {
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super(durationInMilliseconds);
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convertToCanonicalDayTime();
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// only day, hour, minute, and second should have values
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years = null;
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months = null;
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}
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/**
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* The value space of xs:dayTimeDuration is the set of fractional second values.
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* @return fractional second values
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*/
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public float getValue() {
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float sec = (seconds==null)?0:seconds.floatValue();
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return (((((getDays() * 24) +
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getHours()) * 60) +
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getMinutes())*60) +
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sec;
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}
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private void convertToCanonicalDayTime() {
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while (getSeconds() >= 60)
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{
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seconds = seconds.subtract(BigDecimal.valueOf(60));
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minutes = BigInteger.valueOf((long) getMinutes()).add(BigInteger.ONE);
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}
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while (getMinutes() >= 60)
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{
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minutes = minutes.subtract(BigInteger.valueOf(60));
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hours = BigInteger.valueOf((long) getHours()).add(BigInteger.ONE);
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}
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while (getHours() >= 24)
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{
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hours = hours.subtract(BigInteger.valueOf(24));
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days = BigInteger.valueOf((long) getDays()).add(BigInteger.ONE);
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}
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}
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}
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