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Diffstat (limited to 'libjava/classpath/gnu/xml/validation/datatype/DurationType.java')
| -rw-r--r-- | libjava/classpath/gnu/xml/validation/datatype/DurationType.java | 238 |
1 files changed, 238 insertions, 0 deletions
diff --git a/libjava/classpath/gnu/xml/validation/datatype/DurationType.java b/libjava/classpath/gnu/xml/validation/datatype/DurationType.java new file mode 100644 index 000000000..6c0f7b889 --- /dev/null +++ b/libjava/classpath/gnu/xml/validation/datatype/DurationType.java @@ -0,0 +1,238 @@ +/* DurationType.java -- + Copyright (C) 2006 Free Software Foundation, Inc. + +This file is part of GNU Classpath. + +GNU Classpath is free software; you can redistribute it and/or modify +it under the terms of the GNU General Public License as published by +the Free Software Foundation; either version 2, or (at your option) +any later version. + +GNU Classpath 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 for more details. + +You should have received a copy of the GNU General Public License +along with GNU Classpath; see the file COPYING. If not, write to the +Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA +02110-1301 USA. + +Linking this library statically or dynamically with other modules is +making a combined work based on this library. Thus, the terms and +conditions of the GNU General Public License cover the whole +combination. + +As a special exception, the copyright holders of this library give you +permission to link this library with independent modules to produce an +executable, regardless of the license terms of these independent +modules, and to copy and distribute the resulting executable under +terms of your choice, provided that you also meet, for each linked +independent module, the terms and conditions of the license of that +module. An independent module is a module which is not derived from +or based on this library. If you modify this library, you may extend +this exception to your version of the library, but you are not +obligated to do so. If you do not wish to do so, delete this +exception statement from your version. */ + +package gnu.xml.validation.datatype; + +import javax.xml.XMLConstants; +import javax.xml.namespace.QName; +import org.relaxng.datatype.DatatypeException; +import org.relaxng.datatype.ValidationContext; + +/** + * The XML Schema duration type. + * + * @author <a href='mailto:dog@gnu.org'>Chris Burdess</a> + */ +final class DurationType + extends AtomicSimpleType +{ + + static class Duration + implements Comparable + { + int years; + int months; + int days; + int minutes; + float seconds; + + public int hashCode() + { + int hc = years; + hc = hc * 31 + months; + hc = hc * 31 + days; + hc = hc * 31 + minutes; + hc = hc * 31 + new Float(seconds).hashCode(); + return hc; + } + + public boolean equals(Object other) + { + if (other instanceof Duration) + { + Duration duration = (Duration) other; + return duration.years ==years && + duration.months == months && + duration.days == days && + duration.minutes == minutes && + duration.seconds == seconds; + } + return false; + } + + public int compareTo(Object other) + { + if (other instanceof Duration) + { + Duration duration = (Duration) other; + if (duration.years != years) + return years - duration.years; + if (duration.months != months) + return months - duration.months; + if (duration.days != days) + return days - duration.days; + if (duration.minutes != minutes) + return minutes = duration.minutes; + if (duration.seconds == seconds) + return 0; + return (seconds < duration.seconds) ? -1 : 1; + } + return 0; + } + + } + + static final int[] CONSTRAINING_FACETS = { + Facet.PATTERN, + Facet.ENUMERATION, + Facet.WHITESPACE, + Facet.MAX_INCLUSIVE, + Facet.MAX_EXCLUSIVE, + Facet.MIN_INCLUSIVE, + Facet.MIN_EXCLUSIVE + }; + + DurationType() + { + super(new QName(XMLConstants.W3C_XML_SCHEMA_NS_URI, "duration"), + TypeLibrary.ANY_SIMPLE_TYPE); + } + + public int[] getConstrainingFacets() + { + return CONSTRAINING_FACETS; + } + + public void checkValid(String value, ValidationContext context) + throws DatatypeException + { + super.checkValid(value, context); + int len = value.length(); + char expect = 'P'; + boolean seenT = false; + for (int i = 0; i < len; i++) + { + char c = value.charAt(i); + if (c == '-' && expect == 'P') + continue; + if (c == expect) + { + if (c == 'P') + expect = 'Y'; + else if (c == 'Y') + expect = 'M'; + else if (c == 'M' && !seenT) + expect = 'D'; + else if (c == 'D') + expect = 'T'; + else if (c == 'T') + { + expect = 'H'; + seenT = true; + } + else if (c == 'H') + expect = 'M'; + else if (c == 'M' && seenT) + expect = 'S'; + else if (c == 'S') + { + if (i + 1 != len) + throw new DatatypeException(i, "illegal duration value"); + } + continue; + } + if (c >= 0x30 && c <= 0x39 && expect != 'P' && expect != 'T') + continue; + throw new DatatypeException(i, "illegal duration value"); + } + } + + public Object createValue(String value, ValidationContext context) { + boolean negative = false; + int days = 0, months = 0, years = 0; + int minutes = 0; + float seconds = 0.0f; + int len = value.length(); + char expect = 'P'; + boolean seenT = false; + int start = 0; + for (int i = 0; i < len; i++) + { + char c = value.charAt(i); + if (c == '-' && expect == 'P') + { + negative = true; + continue; + } + if (c == expect) + { + if (c == 'P') + expect = 'Y'; + else if (c == 'Y') + { + expect = 'M'; + years = Integer.parseInt(value.substring(start, i)); + } + else if (c == 'M' && !seenT) + expect = 'D'; + else if (c == 'D') + expect = 'T'; + else if (c == 'T') + { + expect = 'H'; + seenT = true; + } + else if (c == 'H') + expect = 'M'; + else if (c == 'M' && seenT) + expect = 'S'; + else if (c == 'S') + { + if (i + 1 != len) + return null; + } + start = i + 1; + continue; + } + if (c >= 0x30 && c <= 0x39 && expect != 'P' && expect != 'T') + continue; + return null; + } + if (negative) + { + days = days * -1; + minutes = minutes * -1; + seconds = seconds * -1.0f; + } + Duration duration = new Duration(); + duration.days = days; + duration.minutes = minutes; + duration.seconds = seconds; + return duration; + } + +} |