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/*
* Copyright 2007 Kasper B. Graversen
*
* 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.
*/
package org.supercsv.cellprocessor.joda;
import org.joda.time.Duration;
import org.supercsv.cellprocessor.CellProcessorAdaptor;
import org.supercsv.cellprocessor.ift.CellProcessor;
import org.supercsv.exception.SuperCsvCellProcessorException;
import org.supercsv.util.CsvContext;
/**
* Converts a String to a Joda Duration.
*
* The String should be in the ISO8601 duration format including only seconds
* and milliseconds.
*
* For example, "PT72.345S" represents 1 minute, 12 seconds and 345
* milliseconds.
*
*
* @since 2.3.0
* @author James Bassett
*/
public class ParseDuration extends CellProcessorAdaptor {
/**
* Constructs a new ParseDuration processor, which parses a String
* as a Joda Duration.
*/
public ParseDuration() {
}
/**
* Constructs a new ParseDuration processor, which parses a String
* as a Joda Duration, then calls the next processor in the chain.
*
* @param next
* the next processor in the chain
*/
public ParseDuration(final CellProcessor next) {
super(next);
}
/**
* {@inheritDoc}
*
* @throws SuperCsvCellProcessorException
* if value is null or is not a String
*/
public Object execute(final Object value, final CsvContext context) {
validateInputNotNull(value, context);
if (!(value instanceof String)) {
throw new SuperCsvCellProcessorException(String.class, value,
context, this);
}
final Duration result;
try {
result = Duration.parse((String) value);
} catch (IllegalArgumentException e) {
throw new SuperCsvCellProcessorException(
"Failed to parse value as a Duration", context, this, e);
}
return next.execute(result, context);
}
}