/*
* @(#)$Id: DecimalType.java 3619 2008-03-26 07:23:03Z yui $
*
* Copyright 2006-2008 Makoto YUI
*
* 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.
*
* Contributors:
* Makoto YUI - initial implementation
*/
package xbird.xquery.type.xs;
import java.math.BigDecimal;
import xbird.xqj.XQJConstants;
import xbird.xquery.DynamicError;
import xbird.xquery.XQueryException;
import xbird.xquery.dm.value.AtomicValue;
import xbird.xquery.dm.value.literal.XDecimal;
import xbird.xquery.meta.DynamicContext;
import xbird.xquery.type.*;
/**
*
* <DIV lang="en"></DIV>
* <DIV lang="ja"></DIV>
*
* @author Makoto YUI (yuin405+xbird@gmail.com)
*/
public class DecimalType extends NumericType {
private static final long serialVersionUID = 8819389402256344438L;
public static final String SYMBOL = "xs:decimal";
public static final DecimalType DECIMAL = new DecimalType();
public DecimalType() {
super(TypeTable.DECIMAL_TID, SYMBOL);
}
protected DecimalType(final int typeId, final String type) {
super(typeId, type);
}
public Class getJavaObjectType() {
return BigDecimal.class;
}
public AtomicValue createInstance(String literal, AtomicType srcType, DynamicContext dynEnv)
throws XQueryException {
if(literal.indexOf('E') != -1 || literal.indexOf('e') != -1) {
throw new DynamicError("err:FORG0001", "Illegal representation as xs:decimal: "
+ literal);
}
try {
return new XDecimal(literal, this);
} catch (NumberFormatException nfe) {
throw new DynamicError("err:FORG0001", "failed to cast as '" + SYMBOL + "': " + literal);
}
}
@Override
protected boolean isSuperTypeOf(final AtomicType expected) {
return expected instanceof DecimalType;
}
@Override
public int getXQJBaseType() {
return XQJConstants.XQBASETYPE_DECIMAL;
}
}