ColumnIndexMapper.java
/*
* CSVeed (https://github.com/42BV/CSVeed)
*
* Copyright 2013-2023 CSVeed.
*
* All rights reserved. This program and the accompanying materials
* are made available under the terms of The Apache Software License,
* Version 2.0 which accompanies this distribution, and is available at
* https://www.apache.org/licenses/LICENSE-2.0.txt
*/
package org.csveed.bean;
import java.util.Set;
import org.csveed.api.Header;
import org.csveed.api.Row;
import org.csveed.common.Column;
import org.csveed.report.CsvException;
import org.csveed.report.GeneralError;
/**
* The Class ColumnIndexMapper.
*
* @param <T>
* the generic type
*/
public class ColumnIndexMapper<T> extends AbstractMapper<T> {
@Override
protected Set<Column> keys() {
return beanInstructions.getProperties().columnIndexKeys();
}
@Override
public BeanProperty getBeanProperty(Column currentColumn) {
return beanInstructions.getProperties().fromIndex(currentColumn);
}
@Override
protected void checkKey(Header header, Column key) {
if (key.getColumnIndex() > header.size()) {
throw new CsvException(new GeneralError(
"Column with index " + key + " does not exist in file with " + header.size() + " columns. "
+ "Originally mapped to property \"" + getBeanProperty(key).getPropertyName() + "\""));
}
}
@Override
protected Column getColumn(Row row) {
return new Column();
}
}