1 /* 2 * Copyright (c) 2009, 2017 Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. Oracle designates this 8 * particular file as subject to the "Classpath" exception as provided 9 * by Oracle in the LICENSE file that accompanied this code. 10 * 11 * This code is distributed in the hope that it will be useful, but WITHOUT 12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 14 * version 2 for more details (a copy is included in the LICENSE file that 15 * accompanied this code). 16 * 17 * You should have received a copy of the GNU General Public License version 18 * 2 along with this work; if not, write to the Free Software Foundation, 19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 20 * 21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 22 * or visit www.oracle.com if you need additional information or have any 23 * questions. 24 */ 25 26 package com.sun.org.apache.xerces.internal.jaxp.datatype; 27 28 29 import java.math.BigInteger; 30 import java.math.BigDecimal; 31 import javax.xml.datatype.DatatypeConstants; 32 33 /** 34 * <p>Represent a subtype <code>xdt:dayTimeDuration</code> of a <code>Duration</code> 35 * as specified in <a href="http://www.w3.org/TR/xpath-datamodel#dayTimeDuration"> 36 * XQuery 1.0 and XPath 2.0 Data Model, xdt:dayTimeDuration</a>.</p> 37 * 38 * 39 * <p>The DurationYearMonth object represents a period of Gregorian time, 40 * with a lexical representation, "<em>PnDTnHnMnS</em>" that contains only year and month components. 41 * </p> 42 * 43 * 44 * @author Vikram Aroskar 45 * @see XMLGregorianCalendar#add(Duration) 46 */ 47 48 class DurationDayTimeImpl 49 extends DurationImpl { 50 private static final long serialVersionUID = 844792794952655204L; 51 52 public DurationDayTimeImpl( 53 boolean isPositive, 54 BigInteger days, 55 BigInteger hours, 56 BigInteger minutes, 57 BigDecimal seconds) { 58 59 super(isPositive, null, null, days, hours, minutes, seconds); 60 convertToCanonicalDayTime(); 61 } 62 63 public DurationDayTimeImpl( 64 boolean isPositive, 65 int days, 66 int hours, 67 int minutes, 68 int seconds) { 69 70 this( 71 isPositive, 72 wrap(days), 73 wrap(hours), 74 wrap(minutes), 75 (seconds != DatatypeConstants.FIELD_UNDEFINED ? new BigDecimal(String.valueOf(seconds)) : null)); 76 } 77 78 /** 79 * <p>Construct a <code>Duration</code> of type <code>xdt:dayTimeDuration</code> by parsing its <code>String</code> representation, 80 * "<em>PnDTnHnMnS</em>", <a href="http://www.w3.org/TR/xpath-datamodel#dayTimeDuration"> 81 * XQuery 1.0 and XPath 2.0 Data Model, xdt:dayTimeDuration</a>.</p> 82 * 83 * <p>The datatype <code>xdt:dayTimeDuration</code> is a subtype of <code>xs:duration</code> 84 * whose lexical representation contains only day, hour, minute, and second components. 85 * This datatype resides in the namespace <code>http://www.w3.org/2003/11/xpath-datatypes</code>.</p> 86 * 87 * <p>All four values are set and availabe from the created {@link Duration}</p> 88 * 89 * <p>The XML Schema specification states that values can be of an arbitrary size. 90 * Implementations may chose not to or be incapable of supporting arbitrarily large and/or small values. 91 * An {@link UnsupportedOperationException} will be thrown with a message indicating implementation limits 92 * if implementation capacities are exceeded.</p> 93 * 94 * @param lexicalRepresentation Lexical representation of a duration. 95 * 96 * @throws IllegalArgumentException If <code>lexicalRepresentation</code> is not a valid representation of a <code>Duration</code> expressed only in terms of days and time. 97 * @throws UnsupportedOperationException If implementation cannot support requested values. 98 * @throws NullPointerException If <code>lexicalRepresentation</code> is <code>null</code>. 99 */ 100 protected DurationDayTimeImpl(String lexicalRepresentation) { 101 super(lexicalRepresentation); 102 103 if (getYears() > 0 || getMonths() > 0) { 104 throw new IllegalArgumentException( 105 "Trying to create an xdt:dayTimeDuration with an invalid" 106 + " lexical representation of \"" + lexicalRepresentation 107 + "\", data model requires a format PnDTnHnMnS."); 108 } 109 110 convertToCanonicalDayTime(); 111 } 112 /** 113 * <p>Create a <code>Duration</code> of type <code>xdt:dayTimeDuration</code> using the specified milliseconds as defined in 114 * <a href="http://www.w3.org/TR/xpath-datamodel#dayTimeDuration"> 115 * XQuery 1.0 and XPath 2.0 Data Model, xdt:dayTimeDuration</a>.</p> 116 * 117 * <p>The datatype <code>xdt:dayTimeDuration</code> is a subtype of <code>xs:duration</code> 118 * whose lexical representation contains only day, hour, minute, and second components. 119 * This datatype resides in the namespace <code>http://www.w3.org/2003/11/xpath-datatypes</code>.</p> 120 * 121 * <p>All four values are set by computing their values from the specified milliseconds 122 * and are availabe using the <code>get</code> methods of the created {@link Duration}. 123 * The values conform to and are defined by:</p> 124 * <ul> 125 * <li>ISO 8601:2000(E) Section 5.5.3.2 Alternative format</li> 126 * <li><a href="http://www.w3.org/TR/xmlschema-2/#isoformats"> 127 * W3C XML Schema 1.0 Part 2, Appendix D, ISO 8601 Date and Time Formats</a> 128 * </li> 129 * <li>{@link XMLGregorianCalendar} Date/Time Datatype Field Mapping Between XML Schema 1.0 and Java Representation</li> 130 * </ul> 131 * 132 * <p>The default start instance is defined by {@link GregorianCalendar}'s use of the start of the epoch: i.e., 133 * {@link java.util.Calendar#YEAR} = 1970, 134 * {@link java.util.Calendar#MONTH} = {@link java.util.Calendar#JANUARY}, 135 * {@link java.util.Calendar#DATE} = 1, etc. 136 * This is important as there are variations in the Gregorian Calendar, 137 * e.g. leap years have different days in the month = {@link java.util.Calendar#FEBRUARY} 138 * so the result of {@link Duration#getDays()} can be influenced.</p> 139 * 140 * <p>Any remaining milliseconds after determining the day, hour, minute and second are discarded.</p> 141 * 142 * @param durationInMilliseconds Milliseconds of <code>Duration</code> to create. 143 * 144 * @return New <code>Duration</code> created with the specified <code>durationInMilliseconds</code>. 145 * 146 * @see <a href="http://www.w3.org/TR/xpath-datamodel#dayTimeDuration"> 147 * XQuery 1.0 and XPath 2.0 Data Model, xdt:dayTimeDuration</a> 148 */ 149 protected DurationDayTimeImpl(final long durationInMilliseconds) { 150 super(durationInMilliseconds); 151 convertToCanonicalDayTime(); 152 // only day, hour, minute, and second should have values 153 years = null; 154 months = null; 155 } 156 157 158 /** 159 * The value space of xs:dayTimeDuration is the set of fractional second values. 160 * @return fractional second values 161 */ 162 public float getValue() { 163 float sec = (seconds==null)?0:seconds.floatValue(); 164 return (((((getDays() * 24) + 165 getHours()) * 60) + 166 getMinutes())*60) + 167 sec; 168 } 169 170 private void convertToCanonicalDayTime() { 171 172 while (getSeconds() >= 60) 173 { 174 seconds = seconds.subtract(BigDecimal.valueOf(60)); 175 minutes = BigInteger.valueOf((long) getMinutes()).add(BigInteger.ONE); 176 } 177 178 while (getMinutes() >= 60) 179 { 180 minutes = minutes.subtract(BigInteger.valueOf(60)); 181 hours = BigInteger.valueOf((long) getHours()).add(BigInteger.ONE); 182 } 183 184 while (getHours() >= 24) 185 { 186 hours = hours.subtract(BigInteger.valueOf(24)); 187 days = BigInteger.valueOf((long) getDays()).add(BigInteger.ONE); 188 } 189 } 190 191 }