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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 static com.google.common.base.Preconditions.checkNotNull;

/**
 * @author [email protected] (Marcio Endo)
 */
public class BooleanCsvConverter extends AbstractCsvConverter {

  private final String trueValue;

  private final String falseValue;

  public BooleanCsvConverter(String trueValue, String falseValue) {
    checkNotNull(trueValue, "trueValue");
    checkNotNull(falseValue, "falseValue");

    this.trueValue = trueValue;
    this.falseValue = falseValue;
  }

  @Override
  protected Boolean convert(String text) {
    if (trueValue.equalsIgnoreCase(text)) {
      return Boolean.TRUE;

    } else if (falseValue.equalsIgnoreCase(text)) {
      return Boolean.FALSE;

    }

    throw newException(text);
  }

}