/**********************************************************************************
* $URL: https://source.sakaiproject.org/svn/metaobj/trunk/metaobj-impl/api-impl/src/java/org/sakaiproject/metaobj/utils/xml/impl/NumberElementType.java $
* $Id: NumberElementType.java 105079 2012-02-24 23:08:11Z ottenhoff@longsight.com $
***********************************************************************************
*
* Copyright (c) 2004, 2005, 2006, 2008 The Sakai Foundation
*
* Licensed under the Educational Community 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.opensource.org/licenses/ECL-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.
*
**********************************************************************************/
package org.sakaiproject.metaobj.utils.xml.impl;
import java.text.Format;
import java.text.NumberFormat;
import java.text.ParseException;
import org.jdom.Element;
import org.jdom.Namespace;
import org.sakaiproject.metaobj.utils.xml.NormalizationException;
import org.sakaiproject.metaobj.utils.xml.SchemaInvalidException;
import org.sakaiproject.metaobj.utils.xml.SchemaNode;
import org.sakaiproject.metaobj.utils.xml.ValueRange;
import org.sakaiproject.util.ResourceLoader;
/**
* Created by IntelliJ IDEA.
* User: John Ellis
* Date: Apr 16, 2004
* Time: 4:05:47 PM
* To change this template use File | Settings | File Templates.
*/
public class NumberElementType extends FormatterElementType {
protected Number maxIncl = null;
protected Number minIncl = null;
protected Number maxExcl = null;
protected Number minExcl = null;
protected int totalDigits = -1;
private ValueRange range = null;
private Format format = null;
public NumberElementType(String typeName, Element schemaElement, SchemaNode parentNode, Namespace xsdNamespace) {
super(typeName, schemaElement, parentNode, xsdNamespace);
format = NumberFormat.getIntegerInstance(new ResourceLoader().getLocale());
totalDigits = (new String(Long.MAX_VALUE + "")).length();
Element simpleType = schemaElement.getChild("simpleType", xsdNamespace);
if (simpleType != null) {
Element restrictions = simpleType.getChild("restriction", xsdNamespace);
if (restrictions != null) {
// process restrictions
try {
maxIncl = (Number) getFormattedRestriction(restrictions, "maxInclusive", xsdNamespace);
minIncl = (Number) getFormattedRestriction(restrictions, "minInclusive", xsdNamespace);
maxExcl = (Number) getFormattedRestriction(restrictions, "maxExclusive", xsdNamespace);
minExcl = (Number) getFormattedRestriction(restrictions, "minExclusive", xsdNamespace);
}
catch (ParseException e) {
throw new SchemaInvalidException(e);
}
totalDigits = processIntRestriction(restrictions, "totalDigits", xsdNamespace, totalDigits);
}
}
if (maxIncl != null || minIncl != null ||
maxExcl != null || minExcl != null) {
// one must not be null, create a range
Comparable min = (Comparable) minIncl;
if (min == null) {
min = (Comparable) minExcl;
}
Comparable max = (Comparable) maxIncl;
if (max == null) {
max = (Comparable) maxExcl;
}
range = new NumberValueRange(max, min, maxIncl != null, minIncl != null);
}
}
protected Format getFormatter() {
return format;
}
protected Object checkConstraints(Object o) {
int i = ((Number) o).intValue();
if (maxIncl != null && i > maxIncl.intValue()) {
throw new NormalizationException("Invalid number",
NormalizationException.TOO_LARGE_INCLUSIVE_ERROR_CODE, new Object[]{o, maxIncl});
}
if (minIncl != null && i < minIncl.intValue()) {
throw new NormalizationException("Invalid number",
NormalizationException.TOO_SMALL_INCLUSIVE_ERROR_CODE, new Object[]{o, minIncl});
}
if (maxExcl != null && i >= maxExcl.intValue()) {
throw new NormalizationException("Invalid number",
NormalizationException.TOO_LARGE_ERROR_CODE, new Object[]{o, maxExcl});
}
if (minExcl != null && i <= minExcl.intValue()) {
throw new NormalizationException("Invalid number",
NormalizationException.TOO_SMALL_ERROR_CODE, new Object[]{o, minExcl});
}
if (totalDigits != -1 && o.toString().length() > totalDigits) {
throw new NormalizationException("Invalid number",
NormalizationException.TOO_MANY_DIGITS_ERROR_CODE, new Object[]{o, new Integer(totalDigits)});
}
return o;
}
protected String parserException(String value, ParseException e) {
throw new NormalizationException("Invalid number",
NormalizationException.INVALID_NUMBER_ERROR_CODE, new Object[]{value});
}
public Class getObjectType() {
return Number.class;
}
public int getMaxLength() {
return totalDigits;
}
public ValueRange getRange() {
return range;
}
}