fr.opensagres.xdocreport.core.utils.DatatypeUtils Maven / Gradle / Ivy
/**
* Copyright (C) 2011-2015 The XDocReport Team
*
* All rights reserved.
*
* Permission is hereby granted, free of charge, to any person obtaining
* a copy of this software and associated documentation files (the
* "Software"), to deal in the Software without restriction, including
* without limitation the rights to use, copy, modify, merge, publish,
* distribute, sublicense, and/or sell copies of the Software, and to
* permit persons to whom the Software is furnished to do so, subject to
* the following conditions:
*
* The above copyright notice and this permission notice shall be
* included in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
* LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
* OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
* WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*/
package fr.opensagres.xdocreport.core.utils;
import java.util.Date;
import java.util.GregorianCalendar;
import javax.xml.datatype.DatatypeConfigurationException;
import javax.xml.datatype.DatatypeFactory;
import javax.xml.datatype.XMLGregorianCalendar;
public class DatatypeUtils
{
/** JAXP DatatypeFactory */
private static DatatypeFactory datatypeFactory;
/**
* Gets a static instance of a JAXP DatatypeFactory.
*
* @return the factory or null if the factory could not be created
*/
private static DatatypeFactory getDataTypeFactory()
{
if ( datatypeFactory == null )
{
try
{
datatypeFactory = DatatypeFactory.newInstance();
}
catch ( DatatypeConfigurationException e )
{
e.printStackTrace();
}
}
return datatypeFactory;
}
/**
*
* Return the lexical representation of the given Date The format is specified in XML Schema 1.0 Part 2, Section 3.2.[7-14].1, Lexical
* Representation".
*
*
* Specific target lexical representation format is determined by {@link #getXMLSchemaType()}.
*
*
* @return XML, as String, representation of this XMLGregorianCalendar
* @throws IllegalStateException if the combination of set fields does not match one of the eight defined XML Schema
* builtin date/time datatypes.
*/
public static String formatAsXSDateTime( Date date )
{
GregorianCalendar gCalendar = new GregorianCalendar();
gCalendar.setTime( date );
XMLGregorianCalendar xmlCalendar = getDataTypeFactory().newXMLGregorianCalendar( gCalendar );
return xmlCalendar.toXMLFormat();
}
/**
*
* Create a new Date by parsing the String as a lexical representation.
*
*
* Parsing the lexical string representation is defined in XML Schema 1.0 Part 2, Section 3.2.[7-14].1,
* Lexical Representation.
*
*
* The string representation may not have any leading and trailing whitespaces.
*
*
* The parsing is done field by field so that the following holds for any lexically correct String x:
*
*
*
* newXMLGregorianCalendar( x ).toXMLFormat().equals( x )
*
*
* Except for the noted lexical/canonical representation mismatches listed in XML Schema 1.0 errata, Section 3.2.7.2.
*
*
* @param lexicalRepresentation Lexical representation of one the eight XML Schema date/time datatypes.
* @return XMLGregorianCalendar created from the lexicalRepresentation.
* @throws IllegalArgumentException If the lexicalRepresentation is not a valid
* XMLGregorianCalendar.
* @throws NullPointerException If lexicalRepresentation is null.
*/
public static Date parseXSDateTime( String lexicalRepresentation )
{
XMLGregorianCalendar xmlCalendar = getDataTypeFactory().newXMLGregorianCalendar( lexicalRepresentation );
return xmlCalendar.toGregorianCalendar().getTime();
}
}