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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;

import com.google.common.base.Supplier;

/**
 * @author [email protected] (Marcio Endo)
 */
public interface Column {

   T get(ColumnKey key);
   T get(Class type);

   T or(ColumnKey key, T instance);
   T or(Class type, T instance);

   T or(ColumnKey key, Supplier supplier);
   T or(Class type, Supplier supplier);

   T orNull(ColumnKey key);
   T orNull(Class type);

}