| /* |
| * Copyright 2014 Open Networking Laboratory |
| * |
| * 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 org.onosproject.core.impl; |
| |
| import org.onosproject.core.IdBlock; |
| |
| public class DummyIdBlockAllocator implements IdBlockAllocator { |
| private long blockTop; |
| private static final long BLOCK_SIZE = 0x1000000L; |
| |
| /** |
| * Returns a block of IDs which are unique and unused. |
| * Range of IDs is fixed size and is assigned incrementally as this method |
| * called. |
| * |
| * @return an IdBlock containing a set of unique IDs |
| */ |
| @Override |
| public IdBlock allocateUniqueIdBlock() { |
| synchronized (this) { |
| long blockHead = blockTop; |
| long blockTail = blockTop + BLOCK_SIZE; |
| |
| IdBlock block = new IdBlock(blockHead, BLOCK_SIZE); |
| blockTop = blockTail; |
| |
| return block; |
| } |
| } |
| |
| @Override |
| public IdBlock allocateUniqueIdBlock(long range) { |
| throw new UnsupportedOperationException("Not supported yet"); |
| } |
| } |