com.github.mygreen.supercsv.cellprocessor.conversion.Lower Maven / Gradle / Ivy

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package com.github.mygreen.supercsv.cellprocessor.conversion;

import org.supercsv.cellprocessor.CellProcessorAdaptor;
import org.supercsv.cellprocessor.ift.StringCellProcessor;
import org.supercsv.util.CsvContext;

/**
 * 小文字に変換するCellProcessor
 * 
 * @since 2.0
 * @author T.TSUCHIE
 *
 */
public class Lower extends CellProcessorAdaptor implements StringCellProcessor {
    
    public Lower() {
        super();
    }
    
    public Lower(final StringCellProcessor next) {
        super(next);
    }
    
    @Override
    public  T execute(final Object value, final CsvContext context) {
        if(value == null) {
            return next.execute(value, context);
        }
        
        final String result = value.toString().toLowerCase();
        return next.execute(result, context);
    }
    
}