/*
* -----------------------------------------------------------------------
* Copyright © 2013-2016 Meno Hochschild, <http://www.menodata.de/>
* -----------------------------------------------------------------------
* This file (StdHistoricalElement.java) is part of project Time4J.
*
* Time4J 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, either version 2.1 of the License, or
* (at your option) any later version.
*
* Time4J 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 Time4J. If not, see <http://www.gnu.org/licenses/>.
* -----------------------------------------------------------------------
*/
package net.time4j.history.internal;
import net.time4j.engine.ChronoElement;
import net.time4j.format.DisplayElement;
import net.time4j.format.NumericalElement;
import java.io.ObjectStreamException;
/**
* <p>Allgemeines verstellbares chronologisches Element auf Integer-Basis. </p>
*
* @author Meno Hochschild
* @since 3.16/4.13
*/
public class StdHistoricalElement
extends DisplayElement<Integer>
implements NumericalElement<Integer> {
//~ Statische Felder/Initialisierungen --------------------------------
/**
* <p>Spezialelement zur Identifikation des angezeigten historischen Jahres. </p>
*/
public static final ChronoElement<Integer> YEAR_OF_DISPLAY =
new StdHistoricalElement("YEAR_OF_DISPLAY", '\u0000', 1, 9999);
private static final long serialVersionUID = 1L;
//~ Instanzvariablen --------------------------------------------------
private transient final char symbol;
private transient final Integer defaultMin;
private transient final Integer defaultMax;
//~ Konstruktoren -----------------------------------------------------
/**
* <p>Default constructor. </p>
*
* @param name element name
* @param symbol format symbol
* @param defaultMin default minimum value
* @param defaultMax default maximum value
*/
protected StdHistoricalElement(
String name,
char symbol,
int defaultMin,
int defaultMax
) {
super(name);
this.symbol = symbol;
this.defaultMin = Integer.valueOf(defaultMin);
this.defaultMax = Integer.valueOf(defaultMax);
}
//~ Methoden ----------------------------------------------------------
@Override
public final Class<Integer> getType() {
return Integer.class;
}
@Override
public char getSymbol() {
return this.symbol;
}
@Override
public Integer getDefaultMinimum() {
return this.defaultMin;
}
@Override
public Integer getDefaultMaximum() {
return this.defaultMax;
}
@Override
public boolean isDateElement() {
return true;
}
@Override
public boolean isTimeElement() {
return false;
}
@Override
public int numerical(Integer value) {
return value.intValue();
}
@Override
protected boolean isSingleton() {
return true;
}
private Object readResolve() throws ObjectStreamException {
return YEAR_OF_DISPLAY;
}
}