org.httpobjects.header.request.AuthorizationField Maven / Gradle / Ivy

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/**
 * Copyright (C) 2011, 2012 Commission Junction Inc.
 *
 * This file is part of httpobjects.
 *
 * httpobjects is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2, or (at your option)
 * any later version.
 *
 * httpobjects 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
 * General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with httpobjects; see the file COPYING.  If not, write to the
 * Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
 * 02110-1301 USA.
 *
 * Linking this library statically or dynamically with other modules is
 * making a combined work based on this library.  Thus, the terms and
 * conditions of the GNU General Public License cover the whole
 * combination.
 *
 * As a special exception, the copyright holders of this library give you
 * permission to link this library with independent modules to produce an
 * executable, regardless of the license terms of these independent
 * modules, and to copy and distribute the resulting executable under
 * terms of your choice, provided that you also meet, for each linked
 * independent module, the terms and conditions of the license of that
 * module.  An independent module is a module which is not derived from
 * or based on this library.  If you modify this library, you may extend
 * this exception to your version of the library, but you are not
 * obligated to do so.  If you do not wish to do so, delete this
 * exception statement from your version.
 */
package org.httpobjects.header.request;

import java.util.StringTokenizer;

import org.httpobjects.header.HeaderField;
import org.httpobjects.header.HeaderFieldVisitor;
import org.httpobjects.header.request.credentials.BasicCredentials;
import org.httpobjects.header.response.WWWAuthenticateField;
import org.httpobjects.header.response.WWWAuthenticateField.Method;
import org.httpobjects.impl.Base64;

public class AuthorizationField extends HeaderField {

	public static AuthorizationField parse(String s) {
		String fValue = s.trim();
		StringTokenizer tokens = new StringTokenizer(fValue);
		AuthorizationField f = new AuthorizationField(Method.valueOf(tokens.nextToken()), tokens.nextToken());
		return f;
	}
	
	private final WWWAuthenticateField.Method method;
	private final String rawCredentials;
	
	public AuthorizationField(Method method, String rawCredentials) {
		super();
		this.method = method;
		this.rawCredentials = rawCredentials;
	}

	@Override
	public  T accept(HeaderFieldVisitor visitor) {
		return visitor.visit(this);
	}
	
	public WWWAuthenticateField.Method method() {
		return method;
	}
	public String rawCredentials() {
		return rawCredentials;
	}
	
	public String credentialsString(){
		return new String(Base64.decode(rawCredentials));
	}
	
	public BasicCredentials basicCredentials(){
		if(this.method == Method.Basic){
			return BasicCredentials.parse(credentialsString());
		}else{
			return null;
		}
	}

    @Override
    public String name() {
        return "Authorization";
    }

    @Override
    public String value() {
        return method + " " + rawCredentials;
    }
}