org.simpleframework.xml.transform.DateFactory Maven / Gradle / Ivy
/*
* DateTransform.java May 2007
*
* Copyright (C) 2007, Niall Gallagher
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation.
*
* This library 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 Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General
* Public License along with this library; if not, write to the
* Free Software Foundation, Inc., 59 Temple Place, Suite 330,
* Boston, MA 02111-1307 USA
*/
package org.simpleframework.xml.transform;
import java.lang.reflect.Constructor;
import java.util.Date;
/**
* The DateFactory object is used to create instances
* or subclasses of the Date object. This will create
* the instances of the date objects using a constructor that takes
* a single long parameter value.
*
* @author Niall Gallagher
*
* @see org.simpleframework.xml.transform.DateTransform
*/
class DateFactory {
/**
* This is used to create instances of the date object required.
*/
private final Constructor factory;
/**
* Constructor for the DateFactory object. This is
* used to create instances of the specified type. All objects
* created by this instance must take a single long parameter.
*
* @param type this is the date implementation to be created
*/
public DateFactory(Class type) throws Exception {
this(type, long.class);
}
/**
* Constructor for the DateFactory object. This is
* used to create instances of the specified type. All objects
* created by this instance must take the specified parameter.
*
* @param type this is the date implementation to be created
* @param list is basically the list of accepted parameters
*/
public DateFactory(Class type, Class... list) throws Exception {
this.factory = type.getDeclaredConstructor(list);
}
/**
* This is used to create instances of the date using a delegate
* date. A long parameter is extracted from the
* given date an used to instantiate a date of the required type.
*
* @param list this is the type used to provide the long value
*
* @return this returns an instance of the required date type
*/
public T getInstance(Object... list) throws Exception {
return factory.newInstance(list);
}
}