forked from smooks/smooks
/
StringToLongConverterFactory.java
94 lines (87 loc) · 3.68 KB
/
StringToLongConverterFactory.java
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/*-
* ========================LICENSE_START=================================
* Core
* %%
* Copyright (C) 2020 Smooks
* %%
* Licensed under the terms of the Apache License Version 2.0, or
* the GNU Lesser General Public License version 3.0 or later.
*
* SPDX-License-Identifier: Apache-2.0 OR LGPL-3.0-or-later
*
* ======================================================================
*
* 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.
*
* ======================================================================
*
* This program 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 3 of the License, or (at your option) any later version.
*
* This program 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 this program; if not, write to the Free Software Foundation,
* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
* =========================LICENSE_END==================================
*/
package org.smooks.engine.converter;
import org.smooks.api.converter.TypeConverter;
import org.smooks.api.converter.TypeConverterDescriptor;
import org.smooks.api.converter.TypeConverterException;
import org.smooks.api.converter.TypeConverterFactory;
import jakarta.annotation.Resource;
import java.text.ParseException;
/**
* Long decoder.
*
* @author <a href="mailto:tom.fennelly@gmail.com">tom.fennelly@gmail.com</a>
*/
@Resource(name = "Long")
public class StringToLongConverterFactory implements TypeConverterFactory<String, Long> {
@Override
public TypeConverter<String, Long> createTypeConverter() {
return new NumberTypeConverter<String, Long>() {
@Override
protected Long doConvert(String value) {
if (numberFormat != null) {
try {
final Number number = numberFormat.parse(value.trim());
if (isPercentage()) {
return (long) (number.doubleValue() * 100);
} else {
return number.longValue();
}
} catch (ParseException e) {
throw new TypeConverterException("Failed to decode Long value '" + value + "' using NumberFormat instance " + numberFormat + ".", e);
}
} else {
try {
return Long.parseLong(value.trim());
} catch (NumberFormatException e) {
throw new TypeConverterException("Failed to decode Long value '" + value + "'.", e);
}
}
}
};
}
@Override
public TypeConverterDescriptor<Class<String>, Class<Long>> getTypeConverterDescriptor() {
return new DefaultTypeConverterDescriptor<>(String.class, Long.class);
}
}