org.datacleaner.spark.functions.FixedWidthParserFunction Maven / Gradle / Ivy
/**
* DataCleaner (community edition)
* Copyright (C) 2014 Neopost - Customer Information Management
*
* This copyrighted material is made available to anyone wishing to use, modify,
* copy, or redistribute it subject to the terms and conditions of the GNU
* Lesser General Public License, as published by the Free Software Foundation.
*
* 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 distribution; if not, write to:
* Free Software Foundation, Inc.
* 51 Franklin Street, Fifth Floor
* Boston, MA 02110-1301 USA
*/
package org.datacleaner.spark.functions;
import org.apache.metamodel.fixedwidth.FixedWidthConfiguration;
import org.apache.metamodel.fixedwidth.FixedWidthLineParser;
import org.apache.spark.api.java.function.Function;
public class FixedWidthParserFunction implements Function {
private static final long serialVersionUID = 1L;
private final FixedWidthConfiguration _fixedWidthConfiguration;
private final int _expectedLineLength;
public FixedWidthParserFunction(final FixedWidthConfiguration fixedWidthConfiguration) {
_fixedWidthConfiguration = fixedWidthConfiguration;
int expectedLineLength = 0;
if (_fixedWidthConfiguration.getFixedValueWidth() == -1) {
for (int i = 0; i < _fixedWidthConfiguration.getValueWidths().length; i++) {
expectedLineLength += _fixedWidthConfiguration.getValueWidth(i);
}
}
_expectedLineLength = expectedLineLength;
}
@Override
public Object[] call(final String line) throws Exception {
final FixedWidthLineParser fixedWidthParser =
new FixedWidthLineParser(_fixedWidthConfiguration, _expectedLineLength, 0);
return fixedWidthParser.parseLine(line);
}
}