java.net.CookiePolicy.java Source code

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Here is the source code for java.net.CookiePolicy.java

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/*
 * Copyright (c) 2005, 2013, Oracle and/or its affiliates. All rights reserved.
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 *
 * This code is free software; you can redistribute it and/or modify it
 * under the terms of the GNU General Public License version 2 only, as
 * published by the Free Software Foundation.  Oracle designates this
 * particular file as subject to the "Classpath" exception as provided
 * by Oracle in the LICENSE file that accompanied this code.
 *
 * This code 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
 * version 2 for more details (a copy is included in the LICENSE file that
 * accompanied this code).
 *
 * You should have received a copy of the GNU General Public License version
 * 2 along with this work; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
 *
 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
 * or visit www.oracle.com if you need additional information or have any
 * questions.
 */

package java.net;

/**
 * CookiePolicy implementations decide which cookies should be accepted
 * and which should be rejected. Three pre-defined policy implementations
 * are provided, namely ACCEPT_ALL, ACCEPT_NONE and ACCEPT_ORIGINAL_SERVER.
 *
 * <p>See RFC 2965 sec. 3.3 and 7 for more detail.
 *
 * @author Edward Wang
 * @since 1.6
 */
public interface CookiePolicy {
    /**
     * One pre-defined policy which accepts all cookies.
     */
    public static final CookiePolicy ACCEPT_ALL = new CookiePolicy() {
        public boolean shouldAccept(URI uri, HttpCookie cookie) {
            return true;
        }
    };

    /**
     * One pre-defined policy which accepts no cookies.
     */
    public static final CookiePolicy ACCEPT_NONE = new CookiePolicy() {
        public boolean shouldAccept(URI uri, HttpCookie cookie) {
            return false;
        }
    };

    /**
     * One pre-defined policy which only accepts cookies from original server.
     */
    public static final CookiePolicy ACCEPT_ORIGINAL_SERVER = new CookiePolicy() {
        public boolean shouldAccept(URI uri, HttpCookie cookie) {
            if (uri == null || cookie == null)
                return false;
            return HttpCookie.domainMatches(cookie.getDomain(), uri.getHost());
        }
    };

    /**
     * Will be called to see whether or not this cookie should be accepted.
     *
     * @param uri       the URI to consult accept policy with
     * @param cookie    the HttpCookie object in question
     * @return          {@code true} if this cookie should be accepted;
     *                  otherwise, {@code false}
     */
    public boolean shouldAccept(URI uri, HttpCookie cookie);
}