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Object mapper for the DataStax CQL Java Driver.

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/*
 *      Copyright (C) 2012-2015 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);

}