| /* |
| * ==================================================================== |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, |
| * software distributed under the License is distributed on an |
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| * KIND, either express or implied. See the License for the |
| * specific language governing permissions and limitations |
| * under the License. |
| * ==================================================================== |
| * |
| * This software consists of voluntary contributions made by many |
| * individuals on behalf of the Apache Software Foundation. For more |
| * information on the Apache Software Foundation, please see |
| * <http://www.apache.org/>. |
| * |
| */ |
| package org.apache.hc.client5.http.cookie; |
| |
| import java.io.IOException; |
| import java.io.ObjectInputStream; |
| import java.io.Serializable; |
| import java.util.ArrayList; |
| import java.util.Date; |
| import java.util.Iterator; |
| import java.util.List; |
| import java.util.TreeSet; |
| import java.util.concurrent.locks.ReadWriteLock; |
| import java.util.concurrent.locks.ReentrantReadWriteLock; |
| |
| import org.apache.hc.core5.annotation.Contract; |
| import org.apache.hc.core5.annotation.ThreadingBehavior; |
| |
| /** |
| * Default implementation of {@link CookieStore} |
| * |
| * @since 4.0 |
| */ |
| @Contract(threading = ThreadingBehavior.SAFE) |
| public class BasicCookieStore implements CookieStore, Serializable { |
| |
| private static final long serialVersionUID = -7581093305228232025L; |
| |
| private final TreeSet<Cookie> cookies; |
| private transient ReadWriteLock lock; |
| |
| public BasicCookieStore() { |
| super(); |
| this.cookies = new TreeSet<>(new CookieIdentityComparator()); |
| this.lock = new ReentrantReadWriteLock(); |
| } |
| |
| private void readObject(final ObjectInputStream stream) throws IOException, ClassNotFoundException { |
| stream.defaultReadObject(); |
| |
| /* Reinstantiate transient fields. */ |
| this.lock = new ReentrantReadWriteLock(); |
| } |
| |
| /** |
| * Adds an {@link Cookie HTTP cookie}, replacing any existing equivalent cookies. |
| * If the given cookie has already expired it will not be added, but existing |
| * values will still be removed. |
| * |
| * @param cookie the {@link Cookie cookie} to be added |
| * |
| * @see #addCookies(Cookie[]) |
| * |
| */ |
| @Override |
| public void addCookie(final Cookie cookie) { |
| if (cookie != null) { |
| lock.writeLock().lock(); |
| try { |
| // first remove any old cookie that is equivalent |
| cookies.remove(cookie); |
| if (!cookie.isExpired(new Date())) { |
| cookies.add(cookie); |
| } |
| } finally { |
| lock.writeLock().unlock(); |
| } |
| } |
| } |
| |
| /** |
| * Adds an array of {@link Cookie HTTP cookies}. Cookies are added individually and |
| * in the given array order. If any of the given cookies has already expired it will |
| * not be added, but existing values will still be removed. |
| * |
| * @param cookies the {@link Cookie cookies} to be added |
| * |
| * @see #addCookie(Cookie) |
| * |
| */ |
| public void addCookies(final Cookie[] cookies) { |
| if (cookies != null) { |
| for (final Cookie cookie : cookies) { |
| this.addCookie(cookie); |
| } |
| } |
| } |
| |
| /** |
| * Returns an immutable array of {@link Cookie cookies} that this HTTP |
| * state currently contains. |
| * |
| * @return an array of {@link Cookie cookies}. |
| */ |
| @Override |
| public List<Cookie> getCookies() { |
| lock.readLock().lock(); |
| try { |
| //create defensive copy so it won't be concurrently modified |
| return new ArrayList<>(cookies); |
| } finally { |
| lock.readLock().unlock(); |
| } |
| } |
| |
| /** |
| * Removes all of {@link Cookie cookies} in this HTTP state |
| * that have expired by the specified {@link java.util.Date date}. |
| * |
| * @return true if any cookies were purged. |
| * |
| * @see Cookie#isExpired(Date) |
| */ |
| @Override |
| public boolean clearExpired(final Date date) { |
| if (date == null) { |
| return false; |
| } |
| lock.writeLock().lock(); |
| try { |
| boolean removed = false; |
| for (final Iterator<Cookie> it = cookies.iterator(); it.hasNext(); ) { |
| if (it.next().isExpired(date)) { |
| it.remove(); |
| removed = true; |
| } |
| } |
| return removed; |
| } finally { |
| lock.writeLock().unlock(); |
| } |
| } |
| |
| /** |
| * Clears all cookies. |
| */ |
| @Override |
| public void clear() { |
| lock.writeLock().lock(); |
| try { |
| cookies.clear(); |
| } finally { |
| lock.writeLock().unlock(); |
| } |
| } |
| |
| @Override |
| public String toString() { |
| lock.readLock().lock(); |
| try { |
| return cookies.toString(); |
| } finally { |
| lock.readLock().unlock(); |
| } |
| } |
| |
| } |