| /* |
| * Copyright 2009-2012 by The Regents of the University of California |
| * 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 from |
| * |
| * 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 edu.uci.ics.hyracks.storage.am.lsm.invertedindex.impls; |
| |
| import edu.uci.ics.hyracks.api.exceptions.HyracksDataException; |
| import edu.uci.ics.hyracks.storage.am.btree.impls.BTree; |
| import edu.uci.ics.hyracks.storage.am.common.api.IInMemoryFreePageManager; |
| import edu.uci.ics.hyracks.storage.am.lsm.common.impls.AbstractMutableLSMComponent; |
| import edu.uci.ics.hyracks.storage.am.lsm.invertedindex.api.IInvertedIndex; |
| |
| public class LSMInvertedIndexMutableComponent extends AbstractMutableLSMComponent { |
| |
| private final IInvertedIndex invIndex; |
| private final BTree deletedKeysBTree; |
| private final IInMemoryFreePageManager mfpm; |
| |
| public LSMInvertedIndexMutableComponent(IInvertedIndex invIndex, BTree deletedKeysBTree, |
| IInMemoryFreePageManager mfpm) { |
| this.invIndex = invIndex; |
| this.deletedKeysBTree = deletedKeysBTree; |
| this.mfpm = mfpm; |
| } |
| |
| public IInvertedIndex getInvIndex() { |
| return invIndex; |
| } |
| |
| public BTree getDeletedKeysBTree() { |
| return deletedKeysBTree; |
| } |
| |
| @Override |
| protected boolean isFull() { |
| return mfpm.isFull(); |
| } |
| |
| @Override |
| protected void reset() throws HyracksDataException { |
| super.reset(); |
| invIndex.clear(); |
| deletedKeysBTree.clear(); |
| } |
| } |