/* Copyright 2017 Alfa Financial Software
 *
 * 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 org.alfasoftware.morf.excel;

import org.apache.commons.lang3.StringUtils;

import org.alfasoftware.morf.metadata.Table;

/**
 * A default implementation of {@link AdditionalSchemaData} which provides blank
 * column documentation and default values.  We assume that by default, this information
 * is not available.
 *
 * @author Copyright (c) Alfa Financial Software 2015
 */
class DefaultAdditionalSchemaDataImpl implements AdditionalSchemaData {
  /**
   * @see org.alfasoftware.morf.excel.AdditionalSchemaData#columnDocumentation(Table, java.lang.String)
   */
  @Override
  public String columnDocumentation(Table table, String columnName) {
    return StringUtils.EMPTY;
  }

  /**
   * @see org.alfasoftware.morf.excel.AdditionalSchemaData#columnDefaultValue(Table, java.lang.String)
   */
  @Override
  public String columnDefaultValue(Table table, String columnName) {
    return StringUtils.EMPTY;
  }
}