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> 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);
      }
      
  }