/**
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You 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.
*/
package org.apache.camel.dataformat.bindy.format.factories;
import java.math.BigDecimal;
import java.math.RoundingMode;
import java.util.Locale;
import org.apache.camel.dataformat.bindy.Format;
import org.apache.camel.dataformat.bindy.FormattingOptions;
import org.apache.camel.dataformat.bindy.format.AbstractNumberFormat;
import org.apache.camel.util.ObjectHelper;
public class BigDecimalFormatFactory extends AbstractFormatFactory {
{
supportedClasses.add(BigDecimal.class);
}
@Override
public boolean canBuild(FormattingOptions formattingOptions) {
return super.canBuild(formattingOptions) && ObjectHelper.isEmpty(formattingOptions.getPattern());
}
@Override
public Format<?> build(FormattingOptions formattingOptions) {
return new BigDecimalFormat(formattingOptions.isImpliedDecimalSeparator(),
formattingOptions.getPrecision(),
formattingOptions.getLocale());
}
private static class BigDecimalFormat extends AbstractNumberFormat<BigDecimal> {
BigDecimalFormat(boolean impliedDecimalPosition, int precision, Locale locale) {
super(impliedDecimalPosition, precision, locale);
}
public String format(BigDecimal object) throws Exception {
return !super.hasImpliedDecimalPosition()
? super.getFormat().format(object)
: super.getFormat().format(object.multiply(new BigDecimal(super.getMultiplier())));
}
public BigDecimal parse(String string) throws Exception {
BigDecimal result = new BigDecimal(string.trim());
if (super.hasImpliedDecimalPosition()) {
result = result.divide(new BigDecimal(super.getMultiplier()), super.getPrecision(), RoundingMode.HALF_EVEN);
} else {
if (super.getPrecision() != -1) {
result = result.setScale(super.getPrecision());
}
}
return result;
}
}
}