/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.apache.jena.datatypes.xsd.impl;
import org.apache.jena.datatypes.* ;
import org.apache.jena.datatypes.xsd.* ;
/**
* The XSD duration type, the only job of this extra layer is to
* wrap the return value in a more convenient accessor type. We could
* avoid this proliferation of trivial types by use of reflection but
* since that causes allergic reactions in some we use brute force.
* <p>
* This class includees code derived from Xerces 2.6.0
* Copyright (c) 1999-2002 The Apache Software Foundation.
* All rights reserved.
* </p>
*/
public class XSDDurationType extends XSDAbstractDateTimeType {
/**
* Constructor
*/
public XSDDurationType() {
super("duration");
javaClass = XSDDuration.class;
}
/**
* Parse a validated date. This is invoked from
* XSDDatatype.convertValidatedDataValue rather then from a local
* parse method to make the implementation of XSDGenericType easier.
*/
@Override
public Object parseValidated(String str) {
int len = str.length();
int[] date=new int[TOTAL_SIZE];
int start = 0;
char c=str.charAt(start++);
if ( c!='P' && c!='-' ) {
throw new DatatypeFormatException("Internal error: validated duration failed to parse(1)");
}
else {
date[utc]=(c=='-')?'-':0;
if ( c=='-' && str.charAt(start++)!='P' ) {
throw new DatatypeFormatException("Internal error: validated duration failed to parse(2)");
}
}
int negate = 1;
//negative duration
if ( date[utc]=='-' ) {
negate = -1;
}
int endDate = indexOf (str, start, len, 'T');
if ( endDate == -1 ) {
endDate = len;
}
//find 'Y'
int end = indexOf (str, start, endDate, 'Y');
if ( end!=-1 ) {
//scan year
date[CY]=negate * parseInt(str,start,end);
start = end+1;
}
end = indexOf (str, start, endDate, 'M');
if ( end!=-1 ) {
//scan month
date[M]=negate * parseInt(str,start,end);
start = end+1;
}
end = indexOf (str, start, endDate, 'D');
if ( end!=-1 ) {
//scan day
date[D]=negate * parseInt(str,start,end);
start = end+1;
}
if ( len == endDate && start!=len ) {
throw new DatatypeFormatException("Internal error: validated duration failed to parse(3)");
}
if ( len !=endDate ) {
end = indexOf (str, ++start, len, 'H');
if ( end!=-1 ) {
//scan hours
date[h]=negate * parseInt(str,start,end);
start=end+1;
}
end = indexOf (str, start, len, 'M');
if ( end!=-1 ) {
//scan min
date[m]=negate * parseInt(str,start,end);
start=end+1;
}
end = indexOf (str, start, len, 'S');
if ( end!=-1 ) {
//scan seconds
int mlsec = indexOf (str, start, end, '.');
if ( mlsec >0 ) {
date[s] = negate * parseInt (str, start, mlsec);
int msEnd = end;
while (str.charAt(msEnd-1) == '0') msEnd--;
date[ms] = negate * parseInt(str, mlsec+1, msEnd);
date[msscale] = msEnd - mlsec - 1;
}
else {
date[s]=negate * parseInt(str, start,end);
}
start=end+1;
}
}
return new XSDDuration(date);
}
}