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/*
 * Copyright DataStax, Inc.
 *
 * 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 com.datastax.driver.mapping;

import java.util.List;

/**
 * Represent a naming convention (e.g. snake_case, camelCase, etc...) to be used when
 * auto-translating java property names to cassandra column names and vice versa.
 *
 * This interface may be implemented to define custom naming convention.
 */
public interface NamingConvention {

  /**
   * Receive a property name value and returns an ordered list of Word objects. Each word contains a
   * String value and a boolean indicating whether or not the value is an abbreviation (In most
   * cases could not be determined). Quick examples:
   *
   * 

   *   Let's consider lowerCamelCase convention and input = "myXMLParser", then the output
   *       should be: [ word{value = "my", isAbbreviation = false}, word{value = "xml",
   *       isAbbreviation = true}, word{value = "parser", isAbbreviation = false} ]
   *   
Let's consider lower_snake_case convention and input = "myXMLParser", then the output may
   *       be (since there's no trivial way to determine xml to an abbreviation): [ word{value =
   *       "my", isAbbreviation = false}, word{value = "xml", isAbbreviation = false}, word{value =
   *       "parser", isAbbreviation = false} ]
   * 
   *
   * @param input value to split
   * @return an ordered list of split Word objects
   */
  List split(String input);

  /**
   * Receive an ordered list of Word objects and returns a result property name. Quick examples:
   *
   * 
   *   Let's consider lowerCamelCase convention with upperCaseAbbreviations set to false, and
   *       input = [ word{value = "my", isAbbreviation = false}, word{value = "xml", isAbbreviation
   *       = true}, word{value = "parser", isAbbreviation = false} ] then the output should be
   *       "myXmlParser".
   *   
Let's consider upperCamelCase convention with upperCaseAbbreviations set to true, and
   *       input = [ word{value = "my", isAbbreviation = false}, word{value = "xml", isAbbreviation
   *       = true}, word{value = "parser", isAbbreviation = false} ] then the output should be
   *       "MyXMLParser".
   * 
   *
   * @param input list to translate
   * @return the result property name
   */
  String join(List input);
}