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mobile/android/thirdparty/ch/boye/httpclientandroidlib/impl/auth/RFC2617Scheme.java@fc2d59ddac77 (annotated)

mobile/android/thirdparty/ch/boye/httpclientandroidlib/impl/auth/RFC2617Scheme.java

Wed, 31 Dec 2014 07:22:50 +0100

author

Michael Schloh von Bennewitz <michael@schloh.com>

date

Wed, 31 Dec 2014 07:22:50 +0100

branch

TOR_BUG_3246

changeset 4

fc2d59ddac77

permissions

-rw-r--r--

Correct previous dual key logic pending first delivery installment.

michael@0	1	/*
michael@0	2	* ====================================================================
michael@0	3	*
michael@0	4	* Licensed to the Apache Software Foundation (ASF) under one or more
michael@0	5	* contributor license agreements. See the NOTICE file distributed with
michael@0	6	* this work for additional information regarding copyright ownership.
michael@0	7	* The ASF licenses this file to You under the Apache License, Version 2.0
michael@0	8	* (the "License"); you may not use this file except in compliance with
michael@0	9	* the License. You may obtain a copy of the License at
michael@0	10	*
michael@0	11	* http://www.apache.org/licenses/LICENSE-2.0
michael@0	12	*
michael@0	13	* Unless required by applicable law or agreed to in writing, software
michael@0	14	* distributed under the License is distributed on an "AS IS" BASIS,
michael@0	15	* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
michael@0	16	* See the License for the specific language governing permissions and
michael@0	17	* limitations under the License.
michael@0	18	* ====================================================================
michael@0	19	*
michael@0	20	* This software consists of voluntary contributions made by many
michael@0	21	* individuals on behalf of the Apache Software Foundation. For more
michael@0	22	* information on the Apache Software Foundation, please see
michael@0	23	* <http://www.apache.org/>.
michael@0	24	*
michael@0	25	*/
michael@0	26
michael@0	27	package ch.boye.httpclientandroidlib.impl.auth;
michael@0	28
michael@0	29	import java.util.HashMap;
michael@0	30	import java.util.Locale;
michael@0	31	import java.util.Map;
michael@0	32
michael@0	33	import ch.boye.httpclientandroidlib.annotation.NotThreadSafe;
michael@0	34
michael@0	35	import ch.boye.httpclientandroidlib.HeaderElement;
michael@0	36	import ch.boye.httpclientandroidlib.auth.MalformedChallengeException;
michael@0	37	import ch.boye.httpclientandroidlib.message.BasicHeaderValueParser;
michael@0	38	import ch.boye.httpclientandroidlib.message.HeaderValueParser;
michael@0	39	import ch.boye.httpclientandroidlib.message.ParserCursor;
michael@0	40	import ch.boye.httpclientandroidlib.util.CharArrayBuffer;
michael@0	41
michael@0	42	/**
michael@0	43	* Abstract authentication scheme class that lays foundation for all
michael@0	44	* RFC 2617 compliant authentication schemes and provides capabilities common
michael@0	45	* to all authentication schemes defined in RFC 2617.
michael@0	46	*
michael@0	47	* @since 4.0
michael@0	48	*/
michael@0	49	@NotThreadSafe // AuthSchemeBase, params
michael@0	50	public abstract class RFC2617Scheme extends AuthSchemeBase {
michael@0	51
michael@0	52	/**
michael@0	53	* Authentication parameter map.
michael@0	54	*/
michael@0	55	private Map<String, String> params;
michael@0	56
michael@0	57	/**
michael@0	58	* Default constructor for RFC2617 compliant authentication schemes.
michael@0	59	*/
michael@0	60	public RFC2617Scheme() {
michael@0	61	super();
michael@0	62	}
michael@0	63
michael@0	64	@Override
michael@0	65	protected void parseChallenge(
michael@0	66	final CharArrayBuffer buffer, int pos, int len) throws MalformedChallengeException {
michael@0	67	HeaderValueParser parser = BasicHeaderValueParser.DEFAULT;
michael@0	68	ParserCursor cursor = new ParserCursor(pos, buffer.length());
michael@0	69	HeaderElement[] elements = parser.parseElements(buffer, cursor);
michael@0	70	if (elements.length == 0) {
michael@0	71	throw new MalformedChallengeException("Authentication challenge is empty");
michael@0	72	}
michael@0	73
michael@0	74	this.params = new HashMap<String, String>(elements.length);
michael@0	75	for (HeaderElement element : elements) {
michael@0	76	this.params.put(element.getName(), element.getValue());
michael@0	77	}
michael@0	78	}
michael@0	79
michael@0	80	/**
michael@0	81	* Returns authentication parameters map. Keys in the map are lower-cased.
michael@0	82	*
michael@0	83	* @return the map of authentication parameters
michael@0	84	*/
michael@0	85	protected Map<String, String> getParameters() {
michael@0	86	if (this.params == null) {
michael@0	87	this.params = new HashMap<String, String>();
michael@0	88	}
michael@0	89	return this.params;
michael@0	90	}
michael@0	91
michael@0	92	/**
michael@0	93	* Returns authentication parameter with the given name, if available.
michael@0	94	*
michael@0	95	* @param name The name of the parameter to be returned
michael@0	96	*
michael@0	97	* @return the parameter with the given name
michael@0	98	*/
michael@0	99	public String getParameter(final String name) {
michael@0	100	if (name == null) {
michael@0	101	throw new IllegalArgumentException("Parameter name may not be null");
michael@0	102	}
michael@0	103	if (this.params == null) {
michael@0	104	return null;
michael@0	105	}
michael@0	106	return this.params.get(name.toLowerCase(Locale.ENGLISH));
michael@0	107	}
michael@0	108
michael@0	109	/**
michael@0	110	* Returns authentication realm. The realm may not be null.
michael@0	111	*
michael@0	112	* @return the authentication realm
michael@0	113	*/
michael@0	114	public String getRealm() {
michael@0	115	return getParameter("realm");
michael@0	116	}
michael@0	117
michael@0	118	}