| /* |
| * Copyright (C) 2009 The Android Open Source Project |
| * |
| * Licensed 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. |
| */ |
| |
| package com.cooliris.media; |
| |
| public final class Pool<E extends Object> { |
| private final E[] mFreeList; |
| private int mFreeListIndex; |
| |
| public Pool(E[] objects) { |
| mFreeList = objects; |
| mFreeListIndex = objects.length; |
| } |
| |
| public E create() { |
| int index = --mFreeListIndex; |
| if (index >= 0 && index < mFreeList.length) { |
| E object = mFreeList[index]; |
| mFreeList[index] = null; |
| return object; |
| } |
| return null; |
| } |
| |
| public void delete(E object) { |
| int index = mFreeListIndex; |
| if (index >= 0 && index < mFreeList.length) { |
| mFreeList[index] = object; |
| mFreeListIndex++; |
| } |
| } |
| } |