/*
 * Copyright (c) 2010 Marlon Hendred
 * 
 * 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.github.mhendred.face4j;

import java.util.LinkedList;
import java.util.List;

import org.apache.commons.lang.StringUtils;

/**
 * Class to handle Facebook and Twitter account credentials. Currently only
 * supports OAuth.
 * 
 * @author Marlon Hendred
 *
 */
class Credentials extends Parameters
{
	private final List<String> vals;
	
	public Credentials() 
	{	super();
		
		this.vals = new LinkedList<String>();
	}
	
	public String getAuthString()
	{		
		vals.clear();
		
		for (String key : params.keySet())
		{
			vals.add(key + ":" + params.get(key));
		}
		
		return StringUtils.join(vals, ",");
	}
}