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/*
 * Copyright 2014-2015 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.db;

import java.util.function.Function;

/**
 * @author [email protected] (Marcio Endo)
 */
public enum Name {

  QUALIFIED {
    @Override
    String write(Function quote, String... identifiers) {
      StringBuilder qname = new StringBuilder();
      qname.append(quote.apply(identifiers[0]));
      for (int i = 1; i < identifiers.length; i++) {
        qname.append('.');
        qname.append(quote.apply(identifiers[i]));
      }
      return qname.toString();
    }
  },

  SIMPLE {
    @Override
    String write(Function quote, String... identifiers) {
      int length = identifiers.length;
      switch (length) {
      case 0:
        return "";
      default:
        return quote.apply(identifiers[length - 1]);
      }
    }
  };

  abstract String write(Function quote, String... identifiers);

}