/*
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* Copyright (C) 2012 Markus Junginger, greenrobot (http://greenrobot.de)
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package de.greenrobot.event;
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import java.util.ArrayList;
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import java.util.List;
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final class PendingPost {
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private final static List<PendingPost> pendingPostPool = new ArrayList<PendingPost>();
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Object event;
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Subscription subscription;
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PendingPost next;
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private PendingPost(Object event, Subscription subscription) {
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this.event = event;
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this.subscription = subscription;
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}
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static PendingPost obtainPendingPost(Subscription subscription, Object event) {
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synchronized (pendingPostPool) {
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int size = pendingPostPool.size();
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if (size > 0) {
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PendingPost pendingPost = pendingPostPool.remove(size - 1);
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pendingPost.event = event;
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pendingPost.subscription = subscription;
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pendingPost.next = null;
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return pendingPost;
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}
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}
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return new PendingPost(event, subscription);
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}
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static void releasePendingPost(PendingPost pendingPost) {
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pendingPost.event = null;
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pendingPost.subscription = null;
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pendingPost.next = null;
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synchronized (pendingPostPool) {
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// Don't let the pool grow indefinitely
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if (pendingPostPool.size() < 10000) {
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pendingPostPool.add(pendingPost);
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}
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}
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}
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}
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