org.jopendocument.dom.style.data.NumberStyle Maven / Gradle / Ivy
Go to download
Show more of this group Show more artifacts with this name
Show all versions of jOpenDocument Show documentation
Show all versions of jOpenDocument Show documentation
jOpenDocument is a free library for developers looking to use
Open Document files without OpenOffice.org.
The newest version!
/*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
*
* Copyright 2008-2013 jOpenDocument, by ILM Informatique. All rights reserved.
*
* The contents of this file are subject to the terms of the GNU
* General Public License Version 3 only ("GPL").
* You may not use this file except in compliance with the License.
* You can obtain a copy of the License at http://www.gnu.org/licenses/gpl-3.0.html
* See the License for the specific language governing permissions and limitations under the License.
*
* When distributing the software, include this License Header Notice in each file.
*
*/
package org.jopendocument.dom.style.data;
import org.jopendocument.dom.ODEpoch;
import org.jopendocument.dom.ODPackage;
import org.jopendocument.dom.ODValueType;
import org.jopendocument.dom.XMLVersion;
import org.jopendocument.dom.spreadsheet.CellStyle;
import org.jopendocument.dom.spreadsheet.MutableCell;
import java.util.Calendar;
import java.util.Date;
import java.util.List;
import javax.xml.datatype.Duration;
import org.jdom.Element;
import org.jdom.Namespace;
// from section 16.27.2 in v1.2-cs01-part1
public class NumberStyle extends DataStyle {
static final DataStyleDesc DESC = new DataStyleDesc(NumberStyle.class, XMLVersion.OD, "number-style", "N") {
@Override
public NumberStyle create(ODPackage pkg, Element e) {
return new NumberStyle(pkg, e);
}
};
public static final Number toNumber(Object value, ODEpoch epoch) {
final Number res;
if (value instanceof Number) {
res = (Number) value;
} else if (value instanceof Boolean) {
res = ((Boolean) value).booleanValue() ? 1 : 0;
} else if ((value instanceof Duration || value instanceof Date || value instanceof Calendar)) {
if (value instanceof Duration) {
res = epoch.getDays((Duration) value);
} else {
final Calendar cal;
if (value instanceof Calendar) {
cal = (Calendar) value;
} else {
cal = Calendar.getInstance();
cal.setTime((Date) value);
}
res = epoch.getDays(cal);
}
} else {
res = null;
}
return res;
}
public NumberStyle(final ODPackage pkg, Element elem) {
super(pkg, elem, ODValueType.FLOAT);
}
@Override
protected Number convertNonNull(Object value) {
return toNumber(value, getEpoch());
}
@Override
public String format(Object o, CellStyle defaultStyle, boolean lenient) {
final Number n = (Number) o;
final Namespace numberNS = this.getElement().getNamespace();
final StringBuilder sb = new StringBuilder();
@SuppressWarnings("unchecked")
final List children = this.getElement().getChildren();
for (final Element elem : children) {
if (elem.getNamespace().equals(numberNS)) {
if (elem.getName().equals("text")) {
sb.append(elem.getText());
} else if (elem.getName().equals("number") || elem.getName().equals("scientific-number")) {
sb.append(formatNumberOrScientificNumber(elem, n, defaultStyle));
} else if (elem.getName().equals("fraction")) {
// TODO fractions
reportError("Fractions not supported", lenient);
sb.append(MutableCell.formatNumber(n, defaultStyle));
}
}
}
return sb.toString();
}
}