/**
*
* The MIT License
*
* Copyright (c) 2011 the original author or authors.
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*/
package com.googlecode.charts4j.parameters;
/**
* <b>For Charts4J internal use only.</b> All implementors of this interface
* are responsible for creating one Google Chart API URL parameter string.
*
* @author Julien Chastang (julien.c.chastang at gmail dot com)
*/
interface Parameter {
/**
* Get the Google Chart API URL parameter key.
*
* @return the string
*/
String getKey();
/**
* Get the Google Chart API URL parameter value.
*
* @return the string
*/
String getValue();
/**
* Creates the Google Chart API URL parameter string.
*
* @return the string
*/
String toURLParameterString();
}