org.aoju.bus.http.metric.CookieJar Maven / Gradle / Ivy

Go to download
/*
 * The MIT License
 *
 * Copyright (c) 2015-2020 aoju.org 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 org.aoju.bus.http.metric;

import org.aoju.bus.http.Cookie;
import org.aoju.bus.http.UnoUrl;

import java.util.Collections;
import java.util.List;

/**
 * 为HTTP cookie提供策略和持久性
 * 作为策略，此接口的实现负责选择接受和拒绝哪些cookie。一个合理的策略是拒绝所有cookie，
 * 尽管这可能会干扰需要cookie的基于会话的身份验证方案
 *
 * @author Kimi Liu
 * @version 5.6.5
 * @since JDK 1.8+
 */
public interface CookieJar {

    /**
     * A cookie jar that never accepts any cookies.
     */
    CookieJar NO_COOKIES = new CookieJar() {
        @Override
        public void saveFromResponse(UnoUrl url, List cookies) {
        }

        @Override
        public List loadForRequest(UnoUrl url) {
            return Collections.emptyList();
        }
    };

    /**
     * 据这个jar's的策略将HTTP响应中的{@code cookies}保存到这个存储中
     * 请注意，对于单个HTTP响应，如果响应包含一个拖车，则可以第二次调用此方法。
     * 对于这个模糊的HTTP特性，{@code cookie}只包含预告片的cookie
     *
     * @param url     url信息
     * @param cookies cookie
     */
    void saveFromResponse(UnoUrl url, List cookies);

    /**
     * 将HTTP请求的cookie从jar加载到{@code url}。
     * 此方法为网络请求返回一个可能为空的cookie列表
     * 简单的实现将返回尚未过期的已接受的Cookie，
     * 并返回{@linkplain Cookie#matches} {@code url}
     *
     * @param url url信息
     * @return the cookies
     */
    List loadForRequest(UnoUrl url);

}