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CSV, XLS and fixed parsers

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/*
 * Copyright 2011 Objectos, Fábrica de Software LTDA.
 *
 * 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 br.com.objectos.comuns.io.csv;

import java.util.Map;

import br.com.objectos.comuns.io.AbstractColumn;
import br.com.objectos.comuns.io.ColumnKey;

import com.google.common.base.Strings;

/**
 * @author [email protected] (Marcio Endo)
 */
class CsvColumn extends AbstractColumn {

  public CsvColumn(Map, CsvConverter> converterMap, String text) {
    super(converterMap, text);
  }

  @Override
  protected boolean isNullOrEmpty(String value) {
    return Strings.nullToEmpty(value).trim().length() == 0;
  }

  @Override
  protected String cleanValue(String value) {
    return Strings.nullToEmpty(value).trim();
  }

  @Override
  protected String getNullOrEmptyMessage(String value) {
    return value;
  }

}