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/*
 * Copyright 2015 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.flat;

/**
 * @author [email protected] (Marcio Endo)
 */
class CustomColumn extends Column {

  private final CustomFormatter formatter;

  private CustomColumn(int index, int length, CustomFormatter formatter) {
    super(index, length);
    this.formatter = formatter;
  }

  public static CustomColumn get(int length, CustomFormatter formatter) {
    int index = 0;
    return get(index, length, formatter);
  }

  public static CustomColumn get(int index, int length, CustomFormatter formatter) {
    return new CustomColumn(index, length, formatter);
  }

  @Override
  Token parse(Line line, String text) {
    try {
      Object value = formatter.parse(text);
      return new ObjectValue(this, text, value);
    } catch (Exception e) {
      return ColumnParseError.exception(this, line, text, e);
    }
  }

}




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