| /* |
| * Copyright 2009-2010 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.common.api; |
| |
| import edu.uci.ics.hyracks.storage.common.buffercache.ICachedPage; |
| |
| public interface ITreeIndexMetaDataFrame { |
| public void initBuffer(int level); |
| |
| public void setPage(ICachedPage page); |
| |
| public ICachedPage getPage(); |
| |
| public byte getLevel(); |
| |
| public void setLevel(byte level); |
| |
| public int getNextPage(); |
| |
| public void setNextPage(int nextPage); |
| |
| public int getMaxPage(); |
| |
| public void setMaxPage(int maxPage); |
| |
| public int getFreePage(); |
| |
| public boolean hasSpace(); |
| |
| public void addFreePage(int freePage); |
| } |