mobile/android/thirdparty/ch/boye/httpclientandroidlib/impl/conn/tsccm/BasicPoolEntryRef.java

Thu, 22 Jan 2015 13:21:57 +0100

author
Michael Schloh von Bennewitz <michael@schloh.com>
date
Thu, 22 Jan 2015 13:21:57 +0100
branch
TOR_BUG_9701
changeset 15
b8a032363ba2
permissions
-rw-r--r--

Incorporate requested changes from Mozilla in review:
https://bugzilla.mozilla.org/show_bug.cgi?id=1123480#c6

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.conn.tsccm;
michael@0 28
michael@0 29
michael@0 30 import java.lang.ref.WeakReference;
michael@0 31 import java.lang.ref.ReferenceQueue;
michael@0 32
michael@0 33 import ch.boye.httpclientandroidlib.annotation.Immutable;
michael@0 34
michael@0 35 import ch.boye.httpclientandroidlib.conn.routing.HttpRoute;
michael@0 36
michael@0 37
michael@0 38
michael@0 39 /**
michael@0 40 * A weak reference to a {@link BasicPoolEntry BasicPoolEntry}.
michael@0 41 * This reference explicitly keeps the planned route, so the connection
michael@0 42 * can be reclaimed if it is lost to garbage collection.
michael@0 43 *
michael@0 44 * @since 4.0
michael@0 45 */
michael@0 46 @Immutable
michael@0 47 public class BasicPoolEntryRef extends WeakReference<BasicPoolEntry> {
michael@0 48
michael@0 49 /** The planned route of the entry. */
michael@0 50 private final HttpRoute route; // HttpRoute is @Immutable
michael@0 51
michael@0 52
michael@0 53 /**
michael@0 54 * Creates a new reference to a pool entry.
michael@0 55 *
michael@0 56 * @param entry the pool entry, must not be <code>null</code>
michael@0 57 * @param queue the reference queue, or <code>null</code>
michael@0 58 */
michael@0 59 public BasicPoolEntryRef(BasicPoolEntry entry,
michael@0 60 ReferenceQueue<Object> queue) {
michael@0 61 super(entry, queue);
michael@0 62 if (entry == null) {
michael@0 63 throw new IllegalArgumentException
michael@0 64 ("Pool entry must not be null.");
michael@0 65 }
michael@0 66 route = entry.getPlannedRoute();
michael@0 67 }
michael@0 68
michael@0 69
michael@0 70 /**
michael@0 71 * Obtain the planned route for the referenced entry.
michael@0 72 * The planned route is still available, even if the entry is gone.
michael@0 73 *
michael@0 74 * @return the planned route
michael@0 75 */
michael@0 76 public final HttpRoute getRoute() {
michael@0 77 return this.route;
michael@0 78 }
michael@0 79
michael@0 80 } // class BasicPoolEntryRef
michael@0 81

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