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// The MIT License (MIT)
// Copyright © 2015 AppsLandia. All rights reserved.

// 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.appslandia.sweetsop.utils;

import java.util.List;
import java.util.UUID;

import com.appslandia.common.utils.CharsetUtils;
import com.appslandia.common.utils.URLEncoding;

/**
 * 
 * @author Loc Ha
 */
public class HttpUtils {

	public static String generateBoundary() {
		return UUID.randomUUID().toString();
	}

	public static String toHeaderValues(List values) {
		if (values.size() == 1) {
			return values.get(0);
		}
		StringBuilder sb = new StringBuilder();
		for (String value : values) {
			if (sb.length() > 0) {
				sb.append(", ");
			}
			sb.append(value);
		}
		return sb.toString();
	}

	public static byte[] toHeaderBytes(String value) {
		return value.getBytes(CharsetUtils.ISO_8859_1);
	}

	public static String encodeHeader(String value) {
		return URLEncoding.encode(value);
	}

	public static String decodeHeader(String value) {
		return URLEncoding.decode(value);
	}
}