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package com.elephantdrummer.parser;
import java.util.Date;
import java.util.GregorianCalendar;
import javax.xml.datatype.DatatypeConstants;
import javax.xml.datatype.DatatypeFactory;
import javax.xml.datatype.XMLGregorianCalendar;
import com.elephantdrummer.exception.ParserException;
/**
* Copyright 2018 Elephant Software Klaudiusz Wojtkowiak e-mail: [email protected]
*
* Licensed 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.
*/
public interface ParserDate {
public static Date toDateFromGreg(XMLGregorianCalendar from) {
if(from == null) return null;
return from.toGregorianCalendar().getTime();
}
public static XMLGregorianCalendar toGreg(Date from) {
if (from==null) return null;
GregorianCalendar gCalendar = new GregorianCalendar();
gCalendar.setTime(from);
try {
XMLGregorianCalendar xmlCalendar = DatatypeFactory.newInstance().newXMLGregorianCalendar(gCalendar);
xmlCalendar.setTimezone(DatatypeConstants.FIELD_UNDEFINED);
return xmlCalendar;
} catch (Exception ex) {
throw new ParserException("Data parser from java.util.Date to javax.xml.datatype.XMLGregorianCalendar failed for value :"+from,ex);
}
}
public static String parse(Date from,String pattern) {
if (from==null) return null;
return parse(from,new SimpleDateFormatThreadSafe(pattern));
}
public static String parse(Date from,SimpleDateFormatThreadSafe df) {
if (from==null) return null;
if (df==null) throw new ParserException("Invalid SimpleDateFormatThreadSafe");
// try{
String result;
synchronized(df) {
result= df.format(from);
}
return result;
// }catch (NullPointerException npe){
// throw new ParserException("Nieprawidlowo zainicjowany SimpleDateFormatThreadSafe");
// }
}
// public static Date parse(Long from) throws GSBException {
// if (from==null) return null;
// Date date = new Date(from);
// return date;
// }
public static Long toLong(Date from) {
if (from==null) return null;
return from.getTime();
}
}