001/*
002 * ====================================================================
003 * Licensed to the Apache Software Foundation (ASF) under one
004 * or more contributor license agreements.  See the NOTICE file
005 * distributed with this work for additional information
006 * regarding copyright ownership.  The ASF licenses this file
007 * to you under the Apache License, Version 2.0 (the
008 * "License"); you may not use this file except in compliance
009 * with the License.  You may obtain a copy of the License at
010 *
011 *   http://www.apache.org/licenses/LICENSE-2.0
012 *
013 * Unless required by applicable law or agreed to in writing,
014 * software distributed under the License is distributed on an
015 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
016 * KIND, either express or implied.  See the License for the
017 * specific language governing permissions and limitations
018 * under the License.
019 * ====================================================================
020 *
021 * This software consists of voluntary contributions made by many
022 * individuals on behalf of the Apache Software Foundation.  For more
023 * information on the Apache Software Foundation, please see
024 * <http://www.apache.org/>.
025 *
026 */
027package org.apache.http.impl.cookie;
028
029import org.apache.http.annotation.Contract;
030import org.apache.http.annotation.ThreadingBehavior;
031import org.apache.http.cookie.ClientCookie;
032import org.apache.http.cookie.CommonCookieAttributeHandler;
033import org.apache.http.cookie.Cookie;
034import org.apache.http.cookie.CookieOrigin;
035import org.apache.http.cookie.MalformedCookieException;
036import org.apache.http.cookie.SetCookie;
037import org.apache.http.util.Args;
038import org.apache.http.util.TextUtils;
039
040/**
041 *
042 * @since 4.0
043 */
044@Contract(threading = ThreadingBehavior.IMMUTABLE)
045public class BasicPathHandler implements CommonCookieAttributeHandler {
046
047    public BasicPathHandler() {
048        super();
049    }
050
051    @Override
052    public void parse(
053            final SetCookie cookie, final String value) throws MalformedCookieException {
054        Args.notNull(cookie, "Cookie");
055        cookie.setPath(!TextUtils.isBlank(value) ? value : "/");
056    }
057
058    @Override
059    public void validate(final Cookie cookie, final CookieOrigin origin)
060            throws MalformedCookieException {
061    }
062
063    static boolean pathMatch(final String uriPath, final String cookiePath) {
064        String normalizedCookiePath = cookiePath;
065        if (normalizedCookiePath == null) {
066            normalizedCookiePath = "/";
067        }
068        if (normalizedCookiePath.length() > 1 && normalizedCookiePath.endsWith("/")) {
069            normalizedCookiePath = normalizedCookiePath.substring(0, normalizedCookiePath.length() - 1);
070        }
071        if (uriPath.startsWith(normalizedCookiePath)) {
072            if (normalizedCookiePath.equals("/")) {
073                return true;
074            }
075            if (uriPath.length() == normalizedCookiePath.length()) {
076                return true;
077            }
078            if (uriPath.charAt(normalizedCookiePath.length()) == '/') {
079                return true;
080            }
081        }
082        return false;
083    }
084
085    @Override
086    public boolean match(final Cookie cookie, final CookieOrigin origin) {
087        Args.notNull(cookie, "Cookie");
088        Args.notNull(origin, "Cookie origin");
089        return pathMatch(origin.getPath(), cookie.getPath());
090    }
091
092    @Override
093    public String getAttributeName() {
094        return ClientCookie.PATH_ATTR;
095    }
096
097}