jp.go.nict.langrid.commons.ws.BasicAuthUtil Maven / Gradle / Ivy

Go to download

Show more of this group Show more artifacts with this name
Show all versions of jp.go.nict.langrid.commons Show documentation

Common and utility library for the Service Grid Server Software and java web services.

The newest version!

/*
 * This is a program for Language Grid Core Node. This combines multiple language resources and provides composite language services.
 * Copyright (C) 2005-2011 NICT Language Grid Project.
 *
 * This program is free software: you can redistribute it and/or modify it 
 * under the terms of the GNU Lesser General Public License as published by 
 * the Free Software Foundation, either version 2.1 of the License, or (at 
 * your option) any later version.
 *
 * This program is distributed in the hope that it will be useful, but 
 * WITHOUT ANY WARRANTY; without even the implied warranty of 
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser 
 * General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public License 
 * along with this program. If not, see .
 */
package jp.go.nict.langrid.commons.ws;

import jp.go.nict.langrid.commons.util.Pair;
import jp.go.nict.langrid.commons.ws.util.Base64Util;

/**
 * 
 * 
 * @author Takao Nakaguchi
 */
public class BasicAuthUtil {
	/**
	 * 
	 * 
	 */
	public static Pair decode(String authorization){
		if(authorization == null) return null;
		String[] values = authorization.split(" ");
		if(values.length != 2) return null;
		if(!values[0].equals("Basic")) return null;
		String[] v = Base64Util.decode(values[1]).split(":", 2);
		String user = v.length > 0 ? v[0] : "";
		String pass = v.length > 1 ? v[1] : "";
		return Pair.create(user, pass);
	}

	/**
	 * 
	 * 
	 */
	public static String encode(String user, String pass) {
		if(user == null || pass == null) return null;
		String userAndPass = user + ":" + pass;
		return "Basic " + Base64Util.encode(userAndPass);
	}
}